myems-api/core/store.py

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Maintainability
F
4 mos
Test Coverage
import uuid
from datetime import datetime, timedelta
import falcon
import mysql.connector
import simplejson as json
from core.useractivity import user_logger, admin_control, access_control, api_key_control
import config


class StoreCollection:
    @staticmethod
    def __init__():
        """"Initializes StoreCollection"""
        pass

    @staticmethod
    def on_options(req, resp):
        resp.status = falcon.HTTP_200

    @staticmethod
    def on_get(req, resp):
        if 'API-KEY' not in req.headers or \
                not isinstance(req.headers['API-KEY'], str) or \
                len(str.strip(req.headers['API-KEY'])) == 0:
            access_control(req)
        else:
            api_key_control(req)
        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        query = (" SELECT id, name, uuid "
                 " FROM tbl_store_types ")
        cursor.execute(query)
        rows_store_types = cursor.fetchall()

        store_type_dict = dict()
        if rows_store_types is not None and len(rows_store_types) > 0:
            for row in rows_store_types:
                store_type_dict[row[0]] = {"id": row[0],
                                           "name": row[1],
                                           "uuid": row[2]}

        query = (" SELECT id, name, uuid "
                 " FROM tbl_contacts ")
        cursor.execute(query)
        rows_contacts = cursor.fetchall()

        contact_dict = dict()
        if rows_contacts is not None and len(rows_contacts) > 0:
            for row in rows_contacts:
                contact_dict[row[0]] = {"id": row[0],
                                        "name": row[1],
                                        "uuid": row[2]}

        query = (" SELECT id, name, uuid "
                 " FROM tbl_cost_centers ")
        cursor.execute(query)
        rows_cost_centers = cursor.fetchall()

        cost_center_dict = dict()
        if rows_cost_centers is not None and len(rows_cost_centers) > 0:
            for row in rows_cost_centers:
                cost_center_dict[row[0]] = {"id": row[0],
                                            "name": row[1],
                                            "uuid": row[2]}

        query = (" SELECT id, name, uuid, "
                 "        address, latitude, longitude, area, store_type_id, "
                 "        is_input_counted, contact_id, cost_center_id, description "
                 " FROM tbl_stores "
                 " ORDER BY id ")
        cursor.execute(query)
        rows_spaces = cursor.fetchall()

        result = list()
        if rows_spaces is not None and len(rows_spaces) > 0:
            for row in rows_spaces:

                meta_result = {"id": row[0],
                               "name": row[1],
                               "uuid": row[2],
                               "address": row[3],
                               "latitude": row[4],
                               "longitude": row[5],
                               "area": row[6],
                               "store_type": store_type_dict.get(row[7], None),
                               "is_input_counted": bool(row[8]),
                               "contact": contact_dict.get(row[9], None),
                               "cost_center": cost_center_dict.get(row[10], None),
                               "description": row[11],
                               "qrcode": 'store:' + row[2]}
                result.append(meta_result)

        cursor.close()
        cnx.close()
        resp.text = json.dumps(result)

    @staticmethod
    @user_logger
    def on_post(req, resp):
        """Handles POST requests"""
        admin_control(req)
        try:
            raw_json = req.stream.read().decode('utf-8')
        except Exception as ex:
            raise falcon.HTTPError(status=falcon.HTTP_400,
                                   title='API.BAD_REQUEST',
                                   description='API.FAILED_TO_READ_REQUEST_STREAM')

        new_values = json.loads(raw_json)

        if 'name' not in new_values['data'].keys() or \
                not isinstance(new_values['data']['name'], str) or \
                len(str.strip(new_values['data']['name'])) == 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_NAME')
        name = str.strip(new_values['data']['name'])

        if 'address' not in new_values['data'].keys() or \
                not isinstance(new_values['data']['address'], str) or \
                len(str.strip(new_values['data']['address'])) == 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_ADDRESS_VALUE')
        address = str.strip(new_values['data']['address'])

        if 'latitude' not in new_values['data'].keys() or \
                not (isinstance(new_values['data']['latitude'], float) or
                     isinstance(new_values['data']['latitude'], int)) or \
                new_values['data']['latitude'] < -90.0 or \
                new_values['data']['latitude'] > 90.0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_LATITUDE_VALUE')
        latitude = new_values['data']['latitude']

        if 'longitude' not in new_values['data'].keys() or \
                not (isinstance(new_values['data']['longitude'], float) or
                     isinstance(new_values['data']['longitude'], int)) or \
                new_values['data']['longitude'] < -180.0 or \
                new_values['data']['longitude'] > 180.0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_LONGITUDE_VALUE')
        longitude = new_values['data']['longitude']

        if 'area' not in new_values['data'].keys() or \
                not (isinstance(new_values['data']['area'], float) or
                     isinstance(new_values['data']['area'], int)) or \
                new_values['data']['area'] <= 0.0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_AREA_VALUE')
        area = new_values['data']['area']

        if 'store_type_id' not in new_values['data'].keys() or \
                not isinstance(new_values['data']['store_type_id'], int) or \
                new_values['data']['store_type_id'] <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_TYPE_ID')
        store_type_id = new_values['data']['store_type_id']

        if 'is_input_counted' not in new_values['data'].keys() or \
                not isinstance(new_values['data']['is_input_counted'], bool):
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_IS_INPUT_COUNTED_VALUE')
        is_input_counted = new_values['data']['is_input_counted']

        if 'contact_id' not in new_values['data'].keys() or \
                not isinstance(new_values['data']['contact_id'], int) or \
                new_values['data']['contact_id'] <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_CONTACT_ID')
        contact_id = new_values['data']['contact_id']

        if 'cost_center_id' not in new_values['data'].keys() or \
                not isinstance(new_values['data']['cost_center_id'], int) or \
                new_values['data']['cost_center_id'] <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_COST_CENTER_ID')
        cost_center_id = new_values['data']['cost_center_id']

        if 'description' in new_values['data'].keys() and \
                new_values['data']['description'] is not None and \
                len(str(new_values['data']['description'])) > 0:
            description = str.strip(new_values['data']['description'])
        else:
            description = None

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " FROM tbl_stores "
                       " WHERE name = %s ", (name,))
        if cursor.fetchone() is not None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.STORE_NAME_IS_ALREADY_IN_USE')

        cursor.execute(" SELECT name "
                       " FROM tbl_store_types "
                       " WHERE id = %s ",
                       (store_type_id,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_TYPE_NOT_FOUND')

        cursor.execute(" SELECT name "
                       " FROM tbl_contacts "
                       " WHERE id = %s ",
                       (new_values['data']['contact_id'],))
        row = cursor.fetchone()
        if row is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.CONTACT_NOT_FOUND')

        cursor.execute(" SELECT name "
                       " FROM tbl_cost_centers "
                       " WHERE id = %s ",
                       (new_values['data']['cost_center_id'],))
        row = cursor.fetchone()
        if row is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.COST_CENTER_NOT_FOUND')

        add_values = (" INSERT INTO tbl_stores "
                      "    (name, uuid, address, latitude, longitude, area, store_type_id, "
                      "     is_input_counted, "
                      "     contact_id, cost_center_id, description) "
                      " VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s) ")
        cursor.execute(add_values, (name,
                                    str(uuid.uuid4()),
                                    address,
                                    latitude,
                                    longitude,
                                    area,
                                    store_type_id,
                                    is_input_counted,
                                    contact_id,
                                    cost_center_id,
                                    description))
        new_id = cursor.lastrowid
        cnx.commit()
        cursor.close()
        cnx.close()

        resp.status = falcon.HTTP_201
        resp.location = '/stores/' + str(new_id)


class StoreItem:
    @staticmethod
    def __init__():
        """"Initializes StoreItem"""
        pass

    @staticmethod
    def on_options(req, resp, id_):
        resp.status = falcon.HTTP_200

    @staticmethod
    def on_get(req, resp, id_):
        if 'API-KEY' not in req.headers or \
                not isinstance(req.headers['API-KEY'], str) or \
                len(str.strip(req.headers['API-KEY'])) == 0:
            access_control(req)
        else:
            api_key_control(req)
        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        query = (" SELECT id, name, uuid "
                 " FROM tbl_store_types ")
        cursor.execute(query)
        rows_store_types = cursor.fetchall()

        store_type_dict = dict()
        if rows_store_types is not None and len(rows_store_types) > 0:
            for row in rows_store_types:
                store_type_dict[row[0]] = {"id": row[0],
                                           "name": row[1],
                                           "uuid": row[2]}

        query = (" SELECT id, name, uuid "
                 " FROM tbl_contacts ")
        cursor.execute(query)
        rows_contacts = cursor.fetchall()

        contact_dict = dict()
        if rows_contacts is not None and len(rows_contacts) > 0:
            for row in rows_contacts:
                contact_dict[row[0]] = {"id": row[0],
                                        "name": row[1],
                                        "uuid": row[2]}

        query = (" SELECT id, name, uuid "
                 " FROM tbl_cost_centers ")
        cursor.execute(query)
        rows_cost_centers = cursor.fetchall()

        cost_center_dict = dict()
        if rows_cost_centers is not None and len(rows_cost_centers) > 0:
            for row in rows_cost_centers:
                cost_center_dict[row[0]] = {"id": row[0],
                                            "name": row[1],
                                            "uuid": row[2]}

        query = (" SELECT id, name, uuid, "
                 "        address, latitude, longitude, area, store_type_id,"
                 "        is_input_counted, "
                 "        contact_id, cost_center_id, description "
                 " FROM tbl_stores "
                 " WHERE id = %s ")
        cursor.execute(query, (id_,))
        row = cursor.fetchone()
        cursor.close()
        cnx.close()

        if row is None:
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')
        else:
            meta_result = {"id": row[0],
                           "name": row[1],
                           "uuid": row[2],
                           "address": row[3],
                           "latitude": row[4],
                           "longitude": row[5],
                           "area": row[6],
                           "store_type": store_type_dict.get(row[7], None),
                           "is_input_counted": bool(row[8]),
                           "contact": contact_dict.get(row[9], None),
                           "cost_center": cost_center_dict.get(row[10], None),
                           "description": row[11],
                           "qrcode": 'store:' + row[2]}

        resp.text = json.dumps(meta_result)

    @staticmethod
    @user_logger
    def on_delete(req, resp, id_):
        admin_control(req)
        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " FROM tbl_stores "
                       " WHERE id = %s ", (id_,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')

        # check relation with space
        cursor.execute(" SELECT space_id "
                       " FROM tbl_spaces_stores "
                       " WHERE store_id = %s ",
                       (id_,))
        rows_spaces = cursor.fetchall()
        if rows_spaces is not None and len(rows_spaces) > 0:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_400,
                                   title='API.BAD_REQUEST',
                                   description='API.THERE_IS_RELATION_WITH_SPACES')

        # delete relation with meter
        cursor.execute(" DELETE FROM tbl_stores_meters WHERE store_id = %s ", (id_,))

        # delete relation with offline meter
        cursor.execute(" DELETE FROM tbl_stores_offline_meters WHERE store_id = %s ", (id_,))

        # delete relation with points
        cursor.execute(" DELETE FROM tbl_stores_points WHERE store_id = %s ", (id_,))

        # delete relation with sensor
        cursor.execute(" DELETE FROM tbl_stores_sensors WHERE store_id = %s ", (id_,))

        # delete relation with virtual meter
        cursor.execute(" DELETE FROM tbl_stores_virtual_meters WHERE store_id = %s ", (id_,))

        # delete relation with command
        cursor.execute(" DELETE FROM tbl_stores_commands WHERE store_id = %s ", (id_,))

        # delete relation with working calendar
        cursor.execute(" DELETE FROM tbl_stores_working_calendars WHERE store_id = %s ", (id_,))

        cursor.execute(" DELETE FROM tbl_stores WHERE id = %s ", (id_,))
        cnx.commit()

        cursor.close()
        cnx.close()

        resp.status = falcon.HTTP_204

    @staticmethod
    @user_logger
    def on_put(req, resp, id_):
        """Handles PUT requests"""
        admin_control(req)
        try:
            raw_json = req.stream.read().decode('utf-8')
        except Exception as ex:
            raise falcon.HTTPError(status=falcon.HTTP_400,
                                   title='API.BAD_REQUEST',
                                   description='API.FAILED_TO_READ_REQUEST_STREAM')

        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        new_values = json.loads(raw_json)

        if 'name' not in new_values['data'].keys() or \
                not isinstance(new_values['data']['name'], str) or \
                len(str.strip(new_values['data']['name'])) == 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_NAME')
        name = str.strip(new_values['data']['name'])

        if 'address' not in new_values['data'].keys() or \
                not isinstance(new_values['data']['address'], str) or \
                len(str.strip(new_values['data']['address'])) == 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_ADDRESS_VALUE')
        address = str.strip(new_values['data']['address'])

        if 'latitude' not in new_values['data'].keys() or \
                not (isinstance(new_values['data']['latitude'], float) or
                     isinstance(new_values['data']['latitude'], int)) or \
                new_values['data']['latitude'] < -90.0 or \
                new_values['data']['latitude'] > 90.0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_LATITUDE_VALUE')
        latitude = new_values['data']['latitude']

        if 'longitude' not in new_values['data'].keys() or \
                not (isinstance(new_values['data']['longitude'], float) or
                     isinstance(new_values['data']['longitude'], int)) or \
                new_values['data']['longitude'] < -180.0 or \
                new_values['data']['longitude'] > 180.0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_LONGITUDE_VALUE')
        longitude = new_values['data']['longitude']

        if 'area' not in new_values['data'].keys() or \
                not (isinstance(new_values['data']['area'], float) or
                     isinstance(new_values['data']['area'], int)) or \
                new_values['data']['area'] <= 0.0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_AREA_VALUE')
        area = new_values['data']['area']

        if 'store_type_id' not in new_values['data'].keys() or \
                not isinstance(new_values['data']['store_type_id'], int) or \
                new_values['data']['store_type_id'] <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_TYPE_ID')
        store_type_id = new_values['data']['store_type_id']

        if 'is_input_counted' not in new_values['data'].keys() or \
                not isinstance(new_values['data']['is_input_counted'], bool):
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_IS_INPUT_COUNTED_VALUE')
        is_input_counted = new_values['data']['is_input_counted']

        if 'contact_id' not in new_values['data'].keys() or \
                not isinstance(new_values['data']['contact_id'], int) or \
                new_values['data']['contact_id'] <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_CONTACT_ID')
        contact_id = new_values['data']['contact_id']

        if 'cost_center_id' not in new_values['data'].keys() or \
                not isinstance(new_values['data']['cost_center_id'], int) or \
                new_values['data']['cost_center_id'] <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_COST_CENTER_ID')
        cost_center_id = new_values['data']['cost_center_id']

        if 'description' in new_values['data'].keys() and \
                new_values['data']['description'] is not None and \
                len(str(new_values['data']['description'])) > 0:
            description = str.strip(new_values['data']['description'])
        else:
            description = None

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " FROM tbl_stores "
                       " WHERE id = %s ", (id_,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')

        cursor.execute(" SELECT name "
                       " FROM tbl_stores "
                       " WHERE name = %s AND id != %s ", (name, id_))
        if cursor.fetchone() is not None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.STORE_NAME_IS_ALREADY_IN_USE')

        cursor.execute(" SELECT name "
                       " FROM tbl_store_types "
                       " WHERE id = %s ",
                       (store_type_id,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_TYPE_NOT_FOUND')

        cursor.execute(" SELECT name "
                       " FROM tbl_contacts "
                       " WHERE id = %s ",
                       (new_values['data']['contact_id'],))
        row = cursor.fetchone()
        if row is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.CONTACT_NOT_FOUND')

        cursor.execute(" SELECT name "
                       " FROM tbl_cost_centers "
                       " WHERE id = %s ",
                       (new_values['data']['cost_center_id'],))
        row = cursor.fetchone()
        if row is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.COST_CENTER_NOT_FOUND')

        update_row = (" UPDATE tbl_stores "
                      " SET name = %s, address = %s, latitude = %s, longitude = %s, area = %s, "
                      "     store_type_id = %s, is_input_counted = %s, "
                      "     contact_id = %s, cost_center_id = %s, "
                      "     description = %s "
                      " WHERE id = %s ")
        cursor.execute(update_row, (name,
                                    address,
                                    latitude,
                                    longitude,
                                    area,
                                    store_type_id,
                                    is_input_counted,
                                    contact_id,
                                    cost_center_id,
                                    description,
                                    id_))
        cnx.commit()

        cursor.close()
        cnx.close()

        resp.status = falcon.HTTP_200


class StoreMeterCollection:
    @staticmethod
    def __init__():
        """"Initializes StoreMeterCollection"""
        pass

    @staticmethod
    def on_options(req, resp, id_):
        resp.status = falcon.HTTP_200

    @staticmethod
    def on_get(req, resp, id_):
        if 'API-KEY' not in req.headers or \
                not isinstance(req.headers['API-KEY'], str) or \
                len(str.strip(req.headers['API-KEY'])) == 0:
            access_control(req)
        else:
            api_key_control(req)
        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " FROM tbl_stores "
                       " WHERE id = %s ", (id_,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')

        query = (" SELECT id, name, uuid "
                 " FROM tbl_energy_categories ")
        cursor.execute(query)
        rows_energy_categories = cursor.fetchall()

        energy_category_dict = dict()
        if rows_energy_categories is not None and len(rows_energy_categories) > 0:
            for row in rows_energy_categories:
                energy_category_dict[row[0]] = {"id": row[0],
                                                "name": row[1],
                                                "uuid": row[2]}

        query = (" SELECT m.id, m.name, m.uuid, m.energy_category_id "
                 " FROM tbl_stores t, tbl_stores_meters tm, tbl_meters m "
                 " WHERE tm.store_id = t.id AND m.id = tm.meter_id AND t.id = %s "
                 " ORDER BY m.id ")
        cursor.execute(query, (id_,))
        rows = cursor.fetchall()

        result = list()
        if rows is not None and len(rows) > 0:
            for row in rows:
                meta_result = {"id": row[0], "name": row[1], "uuid": row[2],
                               "energy_category": energy_category_dict.get(row[3], None)}
                result.append(meta_result)

        resp.text = json.dumps(result)

    @staticmethod
    @user_logger
    def on_post(req, resp, id_):
        """Handles POST requests"""
        admin_control(req)
        try:
            raw_json = req.stream.read().decode('utf-8')
        except Exception as ex:
            raise falcon.HTTPError(status=falcon.HTTP_400,
                                   title='API.BAD_REQUEST',
                                   description='API.FAILED_TO_READ_REQUEST_STREAM')

        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        new_values = json.loads(raw_json)

        if 'meter_id' not in new_values['data'].keys() or \
                not isinstance(new_values['data']['meter_id'], int) or \
                new_values['data']['meter_id'] <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_METER_ID')
        meter_id = new_values['data']['meter_id']

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " from tbl_stores "
                       " WHERE id = %s ", (id_,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')

        cursor.execute(" SELECT name "
                       " FROM tbl_meters "
                       " WHERE id = %s ", (meter_id,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.METER_NOT_FOUND')

        query = (" SELECT id " 
                 " FROM tbl_stores_meters "
                 " WHERE store_id = %s AND meter_id = %s")
        cursor.execute(query, (id_, meter_id,))
        if cursor.fetchone() is not None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.ERROR',
                                   description='API.STORE_METER_RELATION_EXISTS')

        add_row = (" INSERT INTO tbl_stores_meters (store_id, meter_id) "
                   " VALUES (%s, %s) ")
        cursor.execute(add_row, (id_, meter_id,))
        cnx.commit()
        cursor.close()
        cnx.close()

        resp.status = falcon.HTTP_201
        resp.location = '/stores/' + str(id_) + '/meters/' + str(meter_id)


class StoreMeterItem:
    @staticmethod
    def __init__():
        """Initializes Class"""
        pass

    @staticmethod
    def on_options(req, resp, id_, mid):
        resp.status = falcon.HTTP_200

    @staticmethod
    @user_logger
    def on_delete(req, resp, id_, mid):
        admin_control(req)
        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        if not mid.isdigit() or int(mid) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_METER_ID')

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " FROM tbl_stores "
                       " WHERE id = %s ", (id_,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')

        cursor.execute(" SELECT name "
                       " FROM tbl_meters "
                       " WHERE id = %s ", (mid,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.METER_NOT_FOUND')

        cursor.execute(" SELECT id "
                       " FROM tbl_stores_meters "
                       " WHERE store_id = %s AND meter_id = %s ", (id_, mid))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_METER_RELATION_NOT_FOUND')

        cursor.execute(" DELETE FROM tbl_stores_meters WHERE store_id = %s AND meter_id = %s ", (id_, mid))
        cnx.commit()

        cursor.close()
        cnx.close()

        resp.status = falcon.HTTP_204


class StoreOfflineMeterCollection:
    @staticmethod
    def __init__():
        """Initializes Class"""
        pass

    @staticmethod
    def on_options(req, resp, id_):
        resp.status = falcon.HTTP_200

    @staticmethod
    def on_get(req, resp, id_):
        if 'API-KEY' not in req.headers or \
                not isinstance(req.headers['API-KEY'], str) or \
                len(str.strip(req.headers['API-KEY'])) == 0:
            access_control(req)
        else:
            api_key_control(req)
        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " FROM tbl_stores "
                       " WHERE id = %s ", (id_,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')

        query = (" SELECT id, name, uuid "
                 " FROM tbl_energy_categories ")
        cursor.execute(query)
        rows_energy_categories = cursor.fetchall()

        energy_category_dict = dict()
        if rows_energy_categories is not None and len(rows_energy_categories) > 0:
            for row in rows_energy_categories:
                energy_category_dict[row[0]] = {"id": row[0],
                                                "name": row[1],
                                                "uuid": row[2]}

        query = (" SELECT m.id, m.name, m.uuid, m.energy_category_id "
                 " FROM tbl_stores s, tbl_stores_offline_meters sm, tbl_offline_meters m "
                 " WHERE sm.store_id = s.id AND m.id = sm.offline_meter_id AND s.id = %s "
                 " ORDER BY m.id ")
        cursor.execute(query, (id_,))
        rows = cursor.fetchall()

        result = list()
        if rows is not None and len(rows) > 0:
            for row in rows:
                meta_result = {"id": row[0], "name": row[1], "uuid": row[2],
                               "energy_category": energy_category_dict.get(row[3], None)}
                result.append(meta_result)

        resp.text = json.dumps(result)

    @staticmethod
    @user_logger
    def on_post(req, resp, id_):
        """Handles POST requests"""
        admin_control(req)
        try:
            raw_json = req.stream.read().decode('utf-8')
        except Exception as ex:
            raise falcon.HTTPError(status=falcon.HTTP_400,
                                   title='API.BAD_REQUEST',
                                   description='API.FAILED_TO_READ_REQUEST_STREAM')

        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        new_values = json.loads(raw_json)

        if 'offline_meter_id' not in new_values['data'].keys() or \
                not isinstance(new_values['data']['offline_meter_id'], int) or \
                new_values['data']['offline_meter_id'] <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_OFFLINE_METER_ID')
        offline_meter_id = new_values['data']['offline_meter_id']

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " from tbl_stores "
                       " WHERE id = %s ", (id_,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')

        cursor.execute(" SELECT name "
                       " FROM tbl_offline_meters "
                       " WHERE id = %s ", (offline_meter_id,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.OFFLINE_METER_NOT_FOUND')

        query = (" SELECT id " 
                 " FROM tbl_stores_offline_meters "
                 " WHERE store_id = %s AND offline_meter_id = %s")
        cursor.execute(query, (id_, offline_meter_id,))
        if cursor.fetchone() is not None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.ERROR',
                                   description='API.STORE_OFFLINE_METER_RELATION_EXISTS')

        add_row = (" INSERT INTO tbl_stores_offline_meters (store_id, offline_meter_id) "
                   " VALUES (%s, %s) ")
        cursor.execute(add_row, (id_, offline_meter_id,))
        cnx.commit()
        cursor.close()
        cnx.close()

        resp.status = falcon.HTTP_201
        resp.location = '/stores/' + str(id_) + '/offlinemeters/' + str(offline_meter_id)


class StoreOfflineMeterItem:
    @staticmethod
    def __init__():
        """Initializes Class"""
        pass

    @staticmethod
    def on_options(req, resp, id_, mid):
        resp.status = falcon.HTTP_200

    @staticmethod
    @user_logger
    def on_delete(req, resp, id_, mid):
        admin_control(req)
        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        if not mid.isdigit() or int(mid) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_OFFLINE_METER_ID')

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " FROM tbl_stores "
                       " WHERE id = %s ", (id_,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')

        cursor.execute(" SELECT name "
                       " FROM tbl_offline_meters "
                       " WHERE id = %s ", (mid,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.OFFLINE_METER_NOT_FOUND')

        cursor.execute(" SELECT id "
                       " FROM tbl_stores_offline_meters "
                       " WHERE store_id = %s AND offline_meter_id = %s ", (id_, mid))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_OFFLINE_METER_RELATION_NOT_FOUND')

        cursor.execute(" DELETE FROM tbl_stores_offline_meters "
                       " WHERE store_id = %s AND offline_meter_id = %s ", (id_, mid))
        cnx.commit()

        cursor.close()
        cnx.close()

        resp.status = falcon.HTTP_204


class StorePointCollection:
    @staticmethod
    def __init__():
        """Initializes Class"""
        pass

    @staticmethod
    def on_options(req, resp, id_):
        resp.status = falcon.HTTP_200

    @staticmethod
    def on_get(req, resp, id_):
        if 'API-KEY' not in req.headers or \
                not isinstance(req.headers['API-KEY'], str) or \
                len(str.strip(req.headers['API-KEY'])) == 0:
            access_control(req)
        else:
            api_key_control(req)
        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " FROM tbl_stores "
                       " WHERE id = %s ", (id_,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')

        query = (" SELECT id, name, uuid "
                 " FROM tbl_data_sources ")
        cursor.execute(query)
        rows_data_sources = cursor.fetchall()

        data_source_dict = dict()
        if rows_data_sources is not None and len(rows_data_sources) > 0:
            for row in rows_data_sources:
                data_source_dict[row[0]] = {"id": row[0],
                                            "name": row[1],
                                            "uuid": row[2]}

        query = (" SELECT p.id, p.name, p.data_source_id "
                 " FROM tbl_stores t, tbl_stores_points tp, tbl_points p "
                 " WHERE tp.store_id = t.id AND p.id = tp.point_id AND t.id = %s "
                 " ORDER BY p.id ")
        cursor.execute(query, (id_,))
        rows = cursor.fetchall()

        result = list()
        if rows is not None and len(rows) > 0:
            for row in rows:
                meta_result = {"id": row[0], "name": row[1], "data_source": data_source_dict.get(row[2], None)}
                result.append(meta_result)

        resp.text = json.dumps(result)

    @staticmethod
    @user_logger
    def on_post(req, resp, id_):
        """Handles POST requests"""
        admin_control(req)
        try:
            raw_json = req.stream.read().decode('utf-8')
        except Exception as ex:
            raise falcon.HTTPError(status=falcon.HTTP_400,
                                   title='API.BAD_REQUEST',
                                   description='API.FAILED_TO_READ_REQUEST_STREAM')

        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        new_values = json.loads(raw_json)

        if 'point_id' not in new_values['data'].keys() or \
                not isinstance(new_values['data']['point_id'], int) or \
                new_values['data']['point_id'] <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_POINT_ID')
        point_id = new_values['data']['point_id']

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " from tbl_stores "
                       " WHERE id = %s ", (id_,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')

        cursor.execute(" SELECT name "
                       " FROM tbl_points "
                       " WHERE id = %s ", (point_id,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.POINT_NOT_FOUND')

        query = (" SELECT id " 
                 " FROM tbl_stores_points "
                 " WHERE store_id = %s AND point_id = %s")
        cursor.execute(query, (id_, point_id,))
        if cursor.fetchone() is not None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.ERROR',
                                   description='API.STORE_POINT_RELATION_EXISTS')

        add_row = (" INSERT INTO tbl_stores_points (store_id, point_id) "
                   " VALUES (%s, %s) ")
        cursor.execute(add_row, (id_, point_id,))
        cnx.commit()
        cursor.close()
        cnx.close()

        resp.status = falcon.HTTP_201
        resp.location = '/stores/' + str(id_) + '/points/' + str(point_id)


class StorePointItem:
    @staticmethod
    def __init__():
        """Initializes Class"""
        pass

    @staticmethod
    def on_options(req, resp, id_, pid):
        resp.status = falcon.HTTP_200

    @staticmethod
    @user_logger
    def on_delete(req, resp, id_, pid):
        admin_control(req)
        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        if not pid.isdigit() or int(pid) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_POINT_ID')

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " FROM tbl_stores "
                       " WHERE id = %s ", (id_,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')

        cursor.execute(" SELECT name "
                       " FROM tbl_points "
                       " WHERE id = %s ", (pid,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.POINT_NOT_FOUND')

        cursor.execute(" SELECT id "
                       " FROM tbl_stores_points "
                       " WHERE store_id = %s AND point_id = %s ", (id_, pid))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_POINT_RELATION_NOT_FOUND')

        cursor.execute(" DELETE FROM tbl_stores_points "
                       " WHERE store_id = %s AND point_id = %s ", (id_, pid))
        cnx.commit()

        cursor.close()
        cnx.close()

        resp.status = falcon.HTTP_204


class StoreSensorCollection:
    @staticmethod
    def __init__():
        """Initializes Class"""
        pass

    @staticmethod
    def on_options(req, resp, id_):
        resp.status = falcon.HTTP_200

    @staticmethod
    def on_get(req, resp, id_):
        if 'API-KEY' not in req.headers or \
                not isinstance(req.headers['API-KEY'], str) or \
                len(str.strip(req.headers['API-KEY'])) == 0:
            access_control(req)
        else:
            api_key_control(req)
        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " FROM tbl_stores "
                       " WHERE id = %s ", (id_,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')

        query = (" SELECT s.id, s.name, s.uuid "
                 " FROM tbl_stores t, tbl_stores_sensors ts, tbl_sensors s "
                 " WHERE ts.store_id = t.id AND s.id = ts.sensor_id AND t.id = %s "
                 " ORDER BY s.id ")
        cursor.execute(query, (id_,))
        rows = cursor.fetchall()

        result = list()
        if rows is not None and len(rows) > 0:
            for row in rows:
                meta_result = {"id": row[0], "name": row[1], "uuid": row[2]}
                result.append(meta_result)

        resp.text = json.dumps(result)

    @staticmethod
    @user_logger
    def on_post(req, resp, id_):
        """Handles POST requests"""
        admin_control(req)
        try:
            raw_json = req.stream.read().decode('utf-8')
        except Exception as ex:
            raise falcon.HTTPError(status=falcon.HTTP_400,
                                   title='API.BAD_REQUEST',
                                   description='API.FAILED_TO_READ_REQUEST_STREAM')

        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        new_values = json.loads(raw_json)

        if 'sensor_id' not in new_values['data'].keys() or \
                not isinstance(new_values['data']['sensor_id'], int) or \
                new_values['data']['sensor_id'] <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_SENSOR_ID')
        sensor_id = new_values['data']['sensor_id']

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " from tbl_stores "
                       " WHERE id = %s ", (id_,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')

        cursor.execute(" SELECT name "
                       " FROM tbl_sensors "
                       " WHERE id = %s ", (sensor_id,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.SENSOR_NOT_FOUND')

        query = (" SELECT id " 
                 " FROM tbl_stores_sensors "
                 " WHERE store_id = %s AND sensor_id = %s")
        cursor.execute(query, (id_, sensor_id,))
        if cursor.fetchone() is not None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.ERROR',
                                   description='API.STORE_SENSOR_RELATION_EXISTS')

        add_row = (" INSERT INTO tbl_stores_sensors (store_id, sensor_id) "
                   " VALUES (%s, %s) ")
        cursor.execute(add_row, (id_, sensor_id,))
        cnx.commit()
        cursor.close()
        cnx.close()

        resp.status = falcon.HTTP_201
        resp.location = '/stores/' + str(id_) + '/sensors/' + str(sensor_id)


class StoreSensorItem:
    @staticmethod
    def __init__():
        """Initializes Class"""
        pass

    @staticmethod
    def on_options(req, resp, id_, sid):
        resp.status = falcon.HTTP_200

    @staticmethod
    @user_logger
    def on_delete(req, resp, id_, sid):
        admin_control(req)
        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        if not sid.isdigit() or int(sid) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_SENSOR_ID')

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " FROM tbl_stores "
                       " WHERE id = %s ", (id_,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')

        cursor.execute(" SELECT name "
                       " FROM tbl_sensors "
                       " WHERE id = %s ", (sid,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.SENSOR_NOT_FOUND')

        cursor.execute(" SELECT id "
                       " FROM tbl_stores_sensors "
                       " WHERE store_id = %s AND sensor_id = %s ", (id_, sid))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_SENSOR_RELATION_NOT_FOUND')

        cursor.execute(" DELETE FROM tbl_stores_sensors WHERE store_id = %s AND sensor_id = %s ", (id_, sid))
        cnx.commit()

        cursor.close()
        cnx.close()

        resp.status = falcon.HTTP_204


class StoreVirtualMeterCollection:
    @staticmethod
    def __init__():
        """Initializes Class"""
        pass

    @staticmethod
    def on_options(req, resp, id_):
        resp.status = falcon.HTTP_200

    @staticmethod
    def on_get(req, resp, id_):
        if 'API-KEY' not in req.headers or \
                not isinstance(req.headers['API-KEY'], str) or \
                len(str.strip(req.headers['API-KEY'])) == 0:
            access_control(req)
        else:
            api_key_control(req)
        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " FROM tbl_stores "
                       " WHERE id = %s ", (id_,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')

        query = (" SELECT id, name, uuid "
                 " FROM tbl_energy_categories ")
        cursor.execute(query)
        rows_energy_categories = cursor.fetchall()

        energy_category_dict = dict()
        if rows_energy_categories is not None and len(rows_energy_categories) > 0:
            for row in rows_energy_categories:
                energy_category_dict[row[0]] = {"id": row[0],
                                                "name": row[1],
                                                "uuid": row[2]}

        query = (" SELECT m.id, m.name, m.uuid, m.energy_category_id "
                 " FROM tbl_stores t, tbl_stores_virtual_meters tm, tbl_virtual_meters m "
                 " WHERE tm.store_id = t.id AND m.id = tm.virtual_meter_id AND t.id = %s "
                 " ORDER BY m.id ")
        cursor.execute(query, (id_,))
        rows = cursor.fetchall()

        result = list()
        if rows is not None and len(rows) > 0:
            for row in rows:
                meta_result = {"id": row[0], "name": row[1], "uuid": row[2],
                               "energy_category": energy_category_dict.get(row[3], None)}
                result.append(meta_result)

        resp.text = json.dumps(result)

    @staticmethod
    @user_logger
    def on_post(req, resp, id_):
        """Handles POST requests"""
        admin_control(req)
        try:
            raw_json = req.stream.read().decode('utf-8')
        except Exception as ex:
            raise falcon.HTTPError(status=falcon.HTTP_400,
                                   title='API.BAD_REQUEST',
                                   description='API.FAILED_TO_READ_REQUEST_STREAM')

        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        new_values = json.loads(raw_json)

        if 'virtual_meter_id' not in new_values['data'].keys() or \
                not isinstance(new_values['data']['virtual_meter_id'], int) or \
                new_values['data']['virtual_meter_id'] <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_VIRTUAL_METER_ID')
        virtual_meter_id = new_values['data']['virtual_meter_id']

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " from tbl_stores "
                       " WHERE id = %s ", (id_,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')

        cursor.execute(" SELECT name "
                       " FROM tbl_virtual_meters "
                       " WHERE id = %s ", (virtual_meter_id,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.VIRTUAL_METER_NOT_FOUND')

        query = (" SELECT id " 
                 " FROM tbl_stores_virtual_meters "
                 " WHERE store_id = %s AND virtual_meter_id = %s")
        cursor.execute(query, (id_, virtual_meter_id,))
        if cursor.fetchone() is not None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.ERROR',
                                   description='API.STORE_VIRTUAL_METER_RELATION_EXISTS')

        add_row = (" INSERT INTO tbl_stores_virtual_meters (store_id, virtual_meter_id) "
                   " VALUES (%s, %s) ")
        cursor.execute(add_row, (id_, virtual_meter_id,))
        cnx.commit()
        cursor.close()
        cnx.close()

        resp.status = falcon.HTTP_201
        resp.location = '/stores/' + str(id_) + '/virtualmeters/' + str(virtual_meter_id)


class StoreVirtualMeterItem:
    @staticmethod
    def __init__():
        """Initializes Class"""
        pass

    @staticmethod
    def on_options(req, resp, id_, mid):
        resp.status = falcon.HTTP_200

    @staticmethod
    @user_logger
    def on_delete(req, resp, id_, mid):
        admin_control(req)
        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        if not mid.isdigit() or int(mid) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_VIRTUAL_METER_ID')

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " FROM tbl_stores "
                       " WHERE id = %s ", (id_,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')

        cursor.execute(" SELECT name "
                       " FROM tbl_virtual_meters "
                       " WHERE id = %s ", (mid,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.VIRTUAL_METER_NOT_FOUND')

        cursor.execute(" SELECT id "
                       " FROM tbl_stores_virtual_meters "
                       " WHERE store_id = %s AND virtual_meter_id = %s ", (id_, mid))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_VIRTUAL_METER_RELATION_NOT_FOUND')

        cursor.execute(" DELETE FROM tbl_stores_virtual_meters "
                       " WHERE store_id = %s AND virtual_meter_id = %s ", (id_, mid))
        cnx.commit()

        cursor.close()
        cnx.close()

        resp.status = falcon.HTTP_204


class StoreWorkingCalendarCollection:
    @staticmethod
    def __init__():
        """Initializes StoreWorkingCalendarCollection Class"""
        pass

    @staticmethod
    def on_options(req, resp, id_):
        resp.status = falcon.HTTP_200

    @staticmethod
    def on_get(req, resp, id_):
        if 'API-KEY' not in req.headers or \
                not isinstance(req.headers['API-KEY'], str) or \
                len(str.strip(req.headers['API-KEY'])) == 0:
            access_control(req)
        else:
            api_key_control(req)
        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " FROM tbl_stores "
                       " WHERE id = %s ", (id_,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')

        query = (" SELECT wc.id, wc.name, wc.description "
                 " FROM tbl_stores s, tbl_stores_working_calendars swc, tbl_working_calendars wc "
                 " WHERE swc.store_id = s.id AND wc.id = swc.working_calendar_id AND s.id = %s "
                 " ORDER BY wc.id ")
        cursor.execute(query, (id_,))
        rows = cursor.fetchall()

        result = list()
        if rows is not None and len(rows) > 0:
            for row in rows:
                meta_result = {"id": row[0], "name": row[1], "description": row[2]}
                result.append(meta_result)

        resp.text = json.dumps(result)

    @staticmethod
    @user_logger
    def on_post(req, resp, id_):
        """Handles POST requests"""
        admin_control(req)
        try:
            raw_json = req.stream.read().decode('utf-8')
        except Exception as ex:
            raise falcon.HTTPError(status=falcon.HTTP_400,
                                   title='API.BAD_REQUEST',
                                   description='API.FAILED_TO_READ_REQUEST_STREAM')

        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        new_values = json.loads(raw_json)

        if 'working_calendar_id' not in new_values['data'].keys() or \
                not isinstance(new_values['data']['working_calendar_id'], int) or \
                new_values['data']['working_calendar_id'] <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_WORKING_CALENDAR_ID')
        working_calendar_id = new_values['data']['working_calendar_id']

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " from tbl_stores "
                       " WHERE id = %s ", (id_,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')

        cursor.execute(" SELECT name "
                       " FROM tbl_working_calendars "
                       " WHERE id = %s ", (working_calendar_id,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.WORKING_CALENDAR_NOT_FOUND')

        query = (" SELECT id " 
                 " FROM tbl_stores_working_calendars "
                 " WHERE store_id = %s AND working_calendar_id = %s")
        cursor.execute(query, (id_, working_calendar_id,))
        if cursor.fetchone() is not None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.ERROR',
                                   description='API.STORE_WORKING_CALENDAR_RELATION_EXISTS')

        add_row = (" INSERT INTO tbl_stores_working_calendars (store_id, working_calendar_id) "
                   " VALUES (%s, %s) ")
        cursor.execute(add_row, (id_, working_calendar_id,))
        cnx.commit()
        cursor.close()
        cnx.close()

        resp.status = falcon.HTTP_201
        resp.location = '/stores/' + str(id_) + '/workingcalendars/' + str(working_calendar_id)


class StoreWorkingCalendarItem:
    @staticmethod
    def __init__():
        """Initializes StoreWorkingCalendarItem Class"""
        pass

    @staticmethod
    def on_options(req, resp, id_, wcid):
        resp.status = falcon.HTTP_200

    @staticmethod
    @user_logger
    def on_delete(req, resp, id_, wcid):
        admin_control(req)
        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        if not wcid.isdigit() or int(wcid) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_WORKING_CALENDAR_ID')

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " FROM tbl_stores "
                       " WHERE id = %s ", (id_,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')

        cursor.execute(" SELECT name "
                       " FROM tbl_working_calendars "
                       " WHERE id = %s ", (wcid,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.WORKING_CALENDAR_NOT_FOUND')

        cursor.execute(" SELECT id "
                       " FROM tbl_stores_working_calendars "
                       " WHERE store_id = %s AND working_calendar_id = %s ", (id_, wcid))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_WORKING_CALENDAR_RELATION_NOT_FOUND')

        cursor.execute(" DELETE FROM tbl_stores_working_calendars "
                       " WHERE store_id = %s AND working_calendar_id = %s ", (id_, wcid))
        cnx.commit()

        cursor.close()
        cnx.close()

        resp.status = falcon.HTTP_204


class StoreCommandCollection:
    @staticmethod
    def __init__():
        """Initializes Class"""
        pass

    @staticmethod
    def on_options(req, resp, id_):
        resp.status = falcon.HTTP_200

    @staticmethod
    def on_get(req, resp, id_):
        if 'API-KEY' not in req.headers or \
                not isinstance(req.headers['API-KEY'], str) or \
                len(str.strip(req.headers['API-KEY'])) == 0:
            access_control(req)
        else:
            api_key_control(req)
        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " FROM tbl_stores "
                       " WHERE id = %s ", (id_,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')

        query = (" SELECT c.id, c.name, c.uuid "
                 " FROM tbl_stores s, tbl_stores_commands sc, tbl_commands c "
                 " WHERE sc.store_id = s.id AND c.id = sc.command_id AND s.id = %s "
                 " ORDER BY c.id ")
        cursor.execute(query, (id_,))
        rows = cursor.fetchall()

        result = list()
        if rows is not None and len(rows) > 0:
            for row in rows:
                meta_result = {"id": row[0], "name": row[1], "uuid": row[2]}
                result.append(meta_result)

        resp.text = json.dumps(result)

    @staticmethod
    @user_logger
    def on_post(req, resp, id_):
        """Handles POST requests"""
        admin_control(req)
        try:
            raw_json = req.stream.read().decode('utf-8')
        except Exception as ex:
            raise falcon.HTTPError(status=falcon.HTTP_400,
                                   title='API.BAD_REQUEST',
                                   description='API.FAILED_TO_READ_REQUEST_STREAM')

        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        new_values = json.loads(raw_json)

        if 'command_id' not in new_values['data'].keys() or \
                not isinstance(new_values['data']['command_id'], int) or \
                new_values['data']['command_id'] <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_COMMAND_ID')
        command_id = new_values['data']['command_id']

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " from tbl_stores "
                       " WHERE id = %s ", (id_,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')

        cursor.execute(" SELECT name "
                       " FROM tbl_commands "
                       " WHERE id = %s ", (command_id,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.COMMAND_NOT_FOUND')

        query = (" SELECT id " 
                 " FROM tbl_stores_commands "
                 " WHERE store_id = %s AND command_id = %s")
        cursor.execute(query, (id_, command_id,))
        if cursor.fetchone() is not None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.ERROR',
                                   description='API.STORE_COMMAND_RELATION_EXISTS')

        add_row = (" INSERT INTO tbl_stores_commands (store_id, command_id) "
                   " VALUES (%s, %s) ")
        cursor.execute(add_row, (id_, command_id,))
        cnx.commit()
        cursor.close()
        cnx.close()

        resp.status = falcon.HTTP_201
        resp.location = '/stores/' + str(id_) + '/commands/' + str(command_id)


class StoreCommandItem:
    @staticmethod
    def __init__():
        """Initializes Class"""
        pass

    @staticmethod
    def on_options(req, resp, id_, cid):
        resp.status = falcon.HTTP_200

    @staticmethod
    @user_logger
    def on_delete(req, resp, id_, cid):
        admin_control(req)
        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        if not cid.isdigit() or int(cid) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_COMMAND_ID')

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " FROM tbl_stores "
                       " WHERE id = %s ", (id_,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')

        cursor.execute(" SELECT name "
                       " FROM tbl_commands "
                       " WHERE id = %s ", (cid,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.COMMAND_NOT_FOUND')

        cursor.execute(" SELECT id "
                       " FROM tbl_stores_commands "
                       " WHERE store_id = %s AND command_id = %s ", (id_, cid))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_COMMAND_RELATION_NOT_FOUND')

        cursor.execute(" DELETE FROM tbl_stores_commands WHERE store_id = %s AND command_id = %s ", (id_, cid))
        cnx.commit()

        cursor.close()
        cnx.close()

        resp.status = falcon.HTTP_204


class StoreExport:
    @staticmethod
    def __init__():
        """"Initializes StoreExport"""
        pass

    @staticmethod
    def on_options(req, resp, id_):
        resp.status = falcon.HTTP_200

    @staticmethod
    def on_get(req, resp, id_):
        if 'API-KEY' not in req.headers or \
                not isinstance(req.headers['API-KEY'], str) or \
                len(str.strip(req.headers['API-KEY'])) == 0:
            access_control(req)
        else:
            api_key_control(req)
        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        query = (" SELECT id, name, uuid "
                 " FROM tbl_store_types ")
        cursor.execute(query)
        rows_store_types = cursor.fetchall()

        store_type_dict = dict()
        if rows_store_types is not None and len(rows_store_types) > 0:
            for row in rows_store_types:
                store_type_dict[row[0]] = {"id": row[0],
                                           "name": row[1],
                                           "uuid": row[2]}

        query = (" SELECT id, name, uuid "
                 " FROM tbl_contacts ")
        cursor.execute(query)
        rows_contacts = cursor.fetchall()

        contact_dict = dict()
        if rows_contacts is not None and len(rows_contacts) > 0:
            for row in rows_contacts:
                contact_dict[row[0]] = {"id": row[0],
                                        "name": row[1],
                                        "uuid": row[2]}

        query = (" SELECT id, name, uuid "
                 " FROM tbl_cost_centers ")
        cursor.execute(query)
        rows_cost_centers = cursor.fetchall()

        cost_center_dict = dict()
        if rows_cost_centers is not None and len(rows_cost_centers) > 0:
            for row in rows_cost_centers:
                cost_center_dict[row[0]] = {"id": row[0],
                                            "name": row[1],
                                            "uuid": row[2]}

        query = (" SELECT id, name, uuid, "
                 "        address, latitude, longitude, area, store_type_id,"
                 "        is_input_counted, "
                 "        contact_id, cost_center_id, description "
                 " FROM tbl_stores "
                 " WHERE id = %s ")
        cursor.execute(query, (id_,))
        row = cursor.fetchone()

        if row is None:
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')
        else:
            meta_result = {"id": row[0],
                           "name": row[1],
                           "uuid": row[2],
                           "address": row[3],
                           "latitude": row[4],
                           "longitude": row[5],
                           "area": row[6],
                           "store_type": store_type_dict.get(row[7], None),
                           "is_input_counted": bool(row[8]),
                           "contact": contact_dict.get(row[9], None),
                           "cost_center": cost_center_dict.get(row[10], None),
                           "description": row[11],
                           "commands": None,
                           "meters": None,
                           "offline_meters": None,
                           "virtual_meters": None,
                           "points": None,
                           "sensors": None,
                           "working_calendars": None
                           }
            query = (" SELECT c.id, c.name, c.uuid "
                     " FROM tbl_stores s, tbl_stores_commands sc, tbl_commands c "
                     " WHERE sc.store_id = s.id AND c.id = sc.command_id AND s.id = %s "
                     " ORDER BY c.id ")
            cursor.execute(query, (id_,))
            rows = cursor.fetchall()

            command_result = list()
            if rows is not None and len(rows) > 0:
                for row in rows:
                    result = {"id": row[0], "name": row[1], "uuid": row[2]}
                    command_result.append(result)
                meta_result['commands'] = command_result

            query = (" SELECT id, name, uuid "
                     " FROM tbl_energy_categories ")
            cursor.execute(query)
            rows_energy_categories = cursor.fetchall()

            energy_category_dict = dict()
            if rows_energy_categories is not None and len(rows_energy_categories) > 0:
                for row in rows_energy_categories:
                    energy_category_dict[row[0]] = {"id": row[0],
                                                    "name": row[1],
                                                    "uuid": row[2]}

            query = (" SELECT m.id, m.name, m.uuid, m.energy_category_id "
                     " FROM tbl_stores t, tbl_stores_meters tm, tbl_meters m "
                     " WHERE tm.store_id = t.id AND m.id = tm.meter_id AND t.id = %s "
                     " ORDER BY m.id ")
            cursor.execute(query, (id_,))
            rows = cursor.fetchall()

            meter_result = list()
            if rows is not None and len(rows) > 0:
                for row in rows:
                    result = {"id": row[0], "name": row[1], "uuid": row[2],
                              "energy_category": energy_category_dict.get(row[3], None)}
                    meter_result.append(result)
                meta_result['meters'] = meter_result

            query = (" SELECT id, name, uuid "
                     " FROM tbl_energy_categories ")
            cursor.execute(query)
            rows_energy_categories = cursor.fetchall()

            energy_category_dict = dict()
            if rows_energy_categories is not None and len(rows_energy_categories) > 0:
                for row in rows_energy_categories:
                    energy_category_dict[row[0]] = {"id": row[0],
                                                    "name": row[1],
                                                    "uuid": row[2]}
            query = (" SELECT m.id, m.name, m.uuid, m.energy_category_id "
                     " FROM tbl_stores s, tbl_stores_offline_meters sm, tbl_offline_meters m "
                     " WHERE sm.store_id = s.id AND m.id = sm.offline_meter_id AND s.id = %s "
                     " ORDER BY m.id ")
            cursor.execute(query, (id_,))
            rows = cursor.fetchall()

            offlinemeter_result = list()
            if rows is not None and len(rows) > 0:
                for row in rows:
                    result = {"id": row[0], "name": row[1], "uuid": row[2],
                              "energy_category": energy_category_dict.get(row[3], None)}
                    offlinemeter_result.append(result)
                meta_result['offline_meters'] = offlinemeter_result
            query = (" SELECT id, name, uuid "
                     " FROM tbl_energy_categories ")
            cursor.execute(query)
            rows_energy_categories = cursor.fetchall()

            energy_category_dict = dict()
            if rows_energy_categories is not None and len(rows_energy_categories) > 0:
                for row in rows_energy_categories:
                    energy_category_dict[row[0]] = {"id": row[0],
                                                    "name": row[1],
                                                    "uuid": row[2]}
            query = (" SELECT m.id, m.name, m.uuid, m.energy_category_id "
                     " FROM tbl_stores t, tbl_stores_virtual_meters tm, tbl_virtual_meters m "
                     " WHERE tm.store_id = t.id AND m.id = tm.virtual_meter_id AND t.id = %s "
                     " ORDER BY m.id ")
            cursor.execute(query, (id_,))
            rows = cursor.fetchall()

            virtualmeter_result = list()
            if rows is not None and len(rows) > 0:
                for row in rows:
                    result = {"id": row[0], "name": row[1], "uuid": row[2],
                              "energy_category": energy_category_dict.get(row[3], None)}
                    virtualmeter_result.append(result)
                meta_result['virtual_meters'] = virtualmeter_result
            query = (" SELECT id, name, uuid "
                     " FROM tbl_data_sources ")
            cursor.execute(query)
            rows_data_sources = cursor.fetchall()

            data_source_dict = dict()
            if rows_data_sources is not None and len(rows_data_sources) > 0:
                for row in rows_data_sources:
                    data_source_dict[row[0]] = {"id": row[0],
                                                "name": row[1],
                                                "uuid": row[2]}

            query = (" SELECT p.id, p.name, p.data_source_id "
                     " FROM tbl_stores t, tbl_stores_points tp, tbl_points p "
                     " WHERE tp.store_id = t.id AND p.id = tp.point_id AND t.id = %s "
                     " ORDER BY p.id ")
            cursor.execute(query, (id_,))
            rows = cursor.fetchall()

            point_result = list()
            if rows is not None and len(rows) > 0:
                for row in rows:
                    result = {"id": row[0], "name": row[1], "data_source": data_source_dict.get(row[2], None)}
                    point_result.append(result)
                meta_result['points'] = point_result
            query = (" SELECT s.id, s.name, s.uuid "
                     " FROM tbl_stores t, tbl_stores_sensors ts, tbl_sensors s "
                     " WHERE ts.store_id = t.id AND s.id = ts.sensor_id AND t.id = %s "
                     " ORDER BY s.id ")
            cursor.execute(query, (id_,))
            rows = cursor.fetchall()

            sensor_result = list()
            if rows is not None and len(rows) > 0:
                for row in rows:
                    result = {"id": row[0], "name": row[1], "uuid": row[2]}
                    sensor_result.append(result)
                meta_result['sensors'] = sensor_result
            query = (" SELECT wc.id, wc.name, wc.description "
                     " FROM tbl_stores s, tbl_stores_working_calendars swc, tbl_working_calendars wc "
                     " WHERE swc.store_id = s.id AND wc.id = swc.working_calendar_id AND s.id = %s "
                     " ORDER BY wc.id ")
            cursor.execute(query, (id_,))
            rows = cursor.fetchall()

            workingcalendar_result = list()
            if rows is not None and len(rows) > 0:
                for row in rows:
                    result = {"id": row[0], "name": row[1], "description": row[2]}
                    workingcalendar_result.append(result)
                meta_result['working_calendar'] = workingcalendar_result

        cursor.close()
        cnx.close()
        resp.text = json.dumps(meta_result)


class StoreImport:
    @staticmethod
    def __init__():
        """"Initializes StoreImport"""
        pass

    @staticmethod
    def on_options(req, resp):
        resp.status = falcon.HTTP_200

    @staticmethod
    @user_logger
    def on_post(req, resp):
        """Handles POST requests"""
        admin_control(req)
        try:
            raw_json = req.stream.read().decode('utf-8')
        except Exception as ex:
            raise falcon.HTTPError(status=falcon.HTTP_400,
                                   title='API.BAD_REQUEST',
                                   description='API.FAILED_TO_READ_REQUEST_STREAM')

        new_values = json.loads(raw_json)

        if 'name' not in new_values.keys() or \
                not isinstance(new_values['name'], str) or \
                len(str.strip(new_values['name'])) == 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_NAME')
        name = str.strip(new_values['name'])

        if 'address' not in new_values.keys() or \
                not isinstance(new_values['address'], str) or \
                len(str.strip(new_values['address'])) == 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_ADDRESS_VALUE')
        address = str.strip(new_values['address'])

        if 'latitude' not in new_values.keys() or \
                not (isinstance(new_values['latitude'], float) or
                     isinstance(new_values['latitude'], int)) or \
                new_values['latitude'] < -90.0 or \
                new_values['latitude'] > 90.0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_LATITUDE_VALUE')
        latitude = new_values['latitude']

        if 'longitude' not in new_values.keys() or \
                not (isinstance(new_values['longitude'], float) or
                     isinstance(new_values['longitude'], int)) or \
                new_values['longitude'] < -180.0 or \
                new_values['longitude'] > 180.0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_LONGITUDE_VALUE')
        longitude = new_values['longitude']

        if 'area' not in new_values.keys() or \
                not (isinstance(new_values['area'], float) or
                     isinstance(new_values['area'], int)) or \
                new_values['area'] <= 0.0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_AREA_VALUE')
        area = new_values['area']

        if 'id' not in new_values['store_type'].keys() or \
                not isinstance(new_values['store_type']['id'], int) or \
                new_values['store_type']['id'] <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_TYPE_ID')
        store_type_id = new_values['store_type']['id']

        if 'is_input_counted' not in new_values.keys() or \
                not isinstance(new_values['is_input_counted'], bool):
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_IS_INPUT_COUNTED_VALUE')
        is_input_counted = new_values['is_input_counted']

        if 'id' not in new_values['contact'].keys() or \
                not isinstance(new_values['contact']['id'], int) or \
                new_values['contact']['id'] <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_CONTACT_ID')
        contact_id = new_values['contact']['id']

        if 'id' not in new_values['cost_center'].keys() or \
                not isinstance(new_values['cost_center']['id'], int) or \
                new_values['cost_center']['id'] <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_COST_CENTER_ID')
        cost_center_id = new_values['cost_center']['id']

        if 'description' in new_values.keys() and \
                new_values['description'] is not None and \
                len(str(new_values['description'])) > 0:
            description = str.strip(new_values['description'])
        else:
            description = None

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        cursor.execute(" SELECT name "
                       " FROM tbl_stores "
                       " WHERE name = %s ", (name,))
        if cursor.fetchone() is not None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.STORE_NAME_IS_ALREADY_IN_USE')

        cursor.execute(" SELECT name "
                       " FROM tbl_store_types "
                       " WHERE id = %s ",
                       (store_type_id,))
        if cursor.fetchone() is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_TYPE_NOT_FOUND')

        cursor.execute(" SELECT name "
                       " FROM tbl_contacts "
                       " WHERE id = %s ",
                       (new_values['contact']['id'],))
        row = cursor.fetchone()
        if row is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.CONTACT_NOT_FOUND')

        cursor.execute(" SELECT name "
                       " FROM tbl_cost_centers "
                       " WHERE id = %s ",
                       (new_values['cost_center']['id'],))
        row = cursor.fetchone()
        if row is None:
            cursor.close()
            cnx.close()
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.COST_CENTER_NOT_FOUND')

        add_values = (" INSERT INTO tbl_stores "
                      "    (name, uuid, address, latitude, longitude, area, store_type_id, "
                      "     is_input_counted, "
                      "     contact_id, cost_center_id, description) "
                      " VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s) ")
        cursor.execute(add_values, (name,
                                    str(uuid.uuid4()),
                                    address,
                                    latitude,
                                    longitude,
                                    area,
                                    store_type_id,
                                    is_input_counted,
                                    contact_id,
                                    cost_center_id,
                                    description))
        new_id = cursor.lastrowid
        if new_values['commands'] is not None and len(new_values['commands']) > 0:
            for command in new_values['commands']:
                cursor.execute(" SELECT name "
                               " FROM tbl_commands "
                               " WHERE id = %s ", (command['id'],))
                if cursor.fetchone() is None:
                    cursor.close()
                    cnx.close()
                    raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                           description='API.COMMAND_NOT_FOUND')

                query = (" SELECT id "
                         " FROM tbl_stores_commands "
                         " WHERE store_id = %s AND command_id = %s")
                cursor.execute(query, (new_id, command['id'],))
                if cursor.fetchone() is not None:
                    cursor.close()
                    cnx.close()
                    raise falcon.HTTPError(status=falcon.HTTP_400, title='API.ERROR',
                                           description='API.STORE_COMMAND_RELATION_EXISTS')

                add_row = (" INSERT INTO tbl_stores_commands (store_id, command_id) "
                           " VALUES (%s, %s) ")
                cursor.execute(add_row, (new_id, command['id'],))
        if new_values['meters'] is not None and len(new_values['meters']) > 0:
            for meter in new_values['meters']:
                cursor.execute(" SELECT name "
                               " FROM tbl_meters "
                               " WHERE id = %s ", (meter['id'],))
                if cursor.fetchone() is None:
                    cursor.close()
                    cnx.close()
                    raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                           description='API.METER_NOT_FOUND')

                query = (" SELECT id "
                         " FROM tbl_stores_meters "
                         " WHERE store_id = %s AND meter_id = %s")
                cursor.execute(query, (new_id, meter['id'],))
                if cursor.fetchone() is not None:
                    cursor.close()
                    cnx.close()
                    raise falcon.HTTPError(status=falcon.HTTP_400, title='API.ERROR',
                                           description='API.STORE_METER_RELATION_EXISTS')

                add_row = (" INSERT INTO tbl_stores_meters (store_id, meter_id) "
                           " VALUES (%s, %s) ")
                cursor.execute(add_row, (new_id, meter['id'],))
        if new_values['offline_meters'] is not None and len(new_values['offline_meters']) > 0:
            for offline_meter in new_values['offline_meters']:
                cursor.execute(" SELECT name "
                               " FROM tbl_offline_meters "
                               " WHERE id = %s ", (offline_meter['id'],))
                if cursor.fetchone() is None:
                    cursor.close()
                    cnx.close()
                    raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                           description='API.OFFLINE_METER_NOT_FOUND')

                query = (" SELECT id "
                         " FROM tbl_stores_offline_meters "
                         " WHERE store_id = %s AND offline_meter_id = %s")
                cursor.execute(query, (new_id, offline_meter['id'],))
                if cursor.fetchone() is not None:
                    cursor.close()
                    cnx.close()
                    raise falcon.HTTPError(status=falcon.HTTP_400, title='API.ERROR',
                                           description='API.STORE_OFFLINE_METER_RELATION_EXISTS')

                add_row = (" INSERT INTO tbl_stores_offline_meters (store_id, offline_meter_id) "
                           " VALUES (%s, %s) ")
                cursor.execute(add_row, (new_id, offline_meter['id'],))
        if new_values['virtual_meters'] is not None and len(new_values['virtual_meters']) > 0:
            for virtual_meter in new_values['virtual_meters']:
                cursor.execute(" SELECT name "
                               " FROM tbl_virtual_meters "
                               " WHERE id = %s ", (virtual_meter['id'],))
                if cursor.fetchone() is None:
                    cursor.close()
                    cnx.close()
                    raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                           description='API.VIRTUAL_METER_NOT_FOUND')

                query = (" SELECT id "
                         " FROM tbl_stores_virtual_meters "
                         " WHERE store_id = %s AND virtual_meter_id = %s")
                cursor.execute(query, (new_id, virtual_meter['id'],))
                if cursor.fetchone() is not None:
                    cursor.close()
                    cnx.close()
                    raise falcon.HTTPError(status=falcon.HTTP_400, title='API.ERROR',
                                           description='API.STORE_VIRTUAL_METER_RELATION_EXISTS')

                add_row = (" INSERT INTO tbl_stores_virtual_meters (store_id, virtual_meter_id) "
                           " VALUES (%s, %s) ")
                cursor.execute(add_row, (new_id, virtual_meter['id'],))
        if new_values['points'] is not None and len(new_values['points']) > 0:
            for point in new_values['points']:
                cursor.execute(" SELECT name "
                               " FROM tbl_points "
                               " WHERE id = %s ", (point['id'],))
                if cursor.fetchone() is None:
                    cursor.close()
                    cnx.close()
                    raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                           description='API.POINT_NOT_FOUND')

                query = (" SELECT id "
                         " FROM tbl_stores_points "
                         " WHERE store_id = %s AND point_id = %s")
                cursor.execute(query, (new_id, point['id'],))
                if cursor.fetchone() is not None:
                    cursor.close()
                    cnx.close()
                    raise falcon.HTTPError(status=falcon.HTTP_400, title='API.ERROR',
                                           description='API.STORE_POINT_RELATION_EXISTS')

                add_row = (" INSERT INTO tbl_stores_points (store_id, point_id) "
                           " VALUES (%s, %s) ")
                cursor.execute(add_row, (new_id, point['id'],))
        if new_values['sensors'] is not None and len(new_values['sensors']) > 0:
            for sensor in new_values['sensors']:
                cursor.execute(" SELECT name "
                               " FROM tbl_sensors "
                               " WHERE id = %s ", (sensor['id'],))
                if cursor.fetchone() is None:
                    cursor.close()
                    cnx.close()
                    raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                           description='API.SENSOR_NOT_FOUND')

                query = (" SELECT id "
                         " FROM tbl_stores_sensors "
                         " WHERE store_id = %s AND sensor_id = %s")
                cursor.execute(query, (new_id, sensor['id'],))
                if cursor.fetchone() is not None:
                    cursor.close()
                    cnx.close()
                    raise falcon.HTTPError(status=falcon.HTTP_400, title='API.ERROR',
                                           description='API.STORE_SENSOR_RELATION_EXISTS')

                add_row = (" INSERT INTO tbl_stores_sensors (store_id, sensor_id) "
                           " VALUES (%s, %s) ")
                cursor.execute(add_row, (new_id, sensor['id'],))
        if new_values['working_calendars'] is not None and len(new_values['working_calendars']) > 0:
            for working_calendar in new_values['working_calendars']:
                cursor.execute(" SELECT name "
                               " FROM tbl_working_calendars "
                               " WHERE id = %s ", (working_calendar['id'],))
                if cursor.fetchone() is None:
                    cursor.close()
                    cnx.close()
                    raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                           description='API.WORKING_CALENDAR_NOT_FOUND')

                query = (" SELECT id "
                         " FROM tbl_stores_working_calendars "
                         " WHERE store_id = %s AND working_calendar_id = %s")
                cursor.execute(query, (new_id, working_calendar['id'],))
                if cursor.fetchone() is not None:
                    cursor.close()
                    cnx.close()
                    raise falcon.HTTPError(status=falcon.HTTP_400, title='API.ERROR',
                                           description='API.STORE_WORKING_CALENDAR_RELATION_EXISTS')

                add_row = (" INSERT INTO tbl_stores_working_calendars (store_id, working_calendar_id) "
                           " VALUES (%s, %s) ")
                cursor.execute(add_row, (new_id, working_calendar['id'],))
        cnx.commit()
        cursor.close()
        cnx.close()

        resp.status = falcon.HTTP_201
        resp.location = '/stores/' + str(new_id)


class StoreClone:
    @staticmethod
    def __init__():
        """"Initializes StoreClone"""
        pass

    @staticmethod
    def on_options(req, resp, id_):
        resp.status = falcon.HTTP_200

    @staticmethod
    @user_logger
    def on_post(req, resp, id_):
        if 'API-KEY' not in req.headers or \
                not isinstance(req.headers['API-KEY'], str) or \
                len(str.strip(req.headers['API-KEY'])) == 0:
            access_control(req)
        else:
            api_key_control(req)
        if not id_.isdigit() or int(id_) <= 0:
            raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
                                   description='API.INVALID_STORE_ID')

        cnx = mysql.connector.connect(**config.myems_system_db)
        cursor = cnx.cursor()

        query = (" SELECT id, name, uuid "
                 " FROM tbl_store_types ")
        cursor.execute(query)
        rows_store_types = cursor.fetchall()

        store_type_dict = dict()
        if rows_store_types is not None and len(rows_store_types) > 0:
            for row in rows_store_types:
                store_type_dict[row[0]] = {"id": row[0],
                                           "name": row[1],
                                           "uuid": row[2]}

        query = (" SELECT id, name, uuid "
                 " FROM tbl_contacts ")
        cursor.execute(query)
        rows_contacts = cursor.fetchall()

        contact_dict = dict()
        if rows_contacts is not None and len(rows_contacts) > 0:
            for row in rows_contacts:
                contact_dict[row[0]] = {"id": row[0],
                                        "name": row[1],
                                        "uuid": row[2]}

        query = (" SELECT id, name, uuid "
                 " FROM tbl_cost_centers ")
        cursor.execute(query)
        rows_cost_centers = cursor.fetchall()

        cost_center_dict = dict()
        if rows_cost_centers is not None and len(rows_cost_centers) > 0:
            for row in rows_cost_centers:
                cost_center_dict[row[0]] = {"id": row[0],
                                            "name": row[1],
                                            "uuid": row[2]}

        query = (" SELECT id, name, uuid, "
                 "        address, latitude, longitude, area, store_type_id,"
                 "        is_input_counted, "
                 "        contact_id, cost_center_id, description "
                 " FROM tbl_stores "
                 " WHERE id = %s ")
        cursor.execute(query, (id_,))
        row = cursor.fetchone()

        if row is None:
            raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                   description='API.STORE_NOT_FOUND')
        else:
            meta_result = {"id": row[0],
                           "name": row[1],
                           "uuid": row[2],
                           "address": row[3],
                           "latitude": row[4],
                           "longitude": row[5],
                           "area": row[6],
                           "store_type": store_type_dict.get(row[7], None),
                           "is_input_counted": bool(row[8]),
                           "contact": contact_dict.get(row[9], None),
                           "cost_center": cost_center_dict.get(row[10], None),
                           "description": row[11],
                           "commands": None,
                           "meters": None,
                           "offline_meters": None,
                           "virtual_meters": None,
                           "points": None,
                           "sensors": None,
                           "working_calendars": None
                           }
            query = (" SELECT c.id, c.name, c.uuid "
                     " FROM tbl_stores s, tbl_stores_commands sc, tbl_commands c "
                     " WHERE sc.store_id = s.id AND c.id = sc.command_id AND s.id = %s "
                     " ORDER BY c.id ")
            cursor.execute(query, (id_,))
            rows = cursor.fetchall()

            command_result = list()
            if rows is not None and len(rows) > 0:
                for row in rows:
                    result = {"id": row[0], "name": row[1], "uuid": row[2]}
                    command_result.append(result)
                meta_result['commands'] = command_result

            query = (" SELECT m.id, m.name, m.uuid, m.energy_category_id "
                     " FROM tbl_stores t, tbl_stores_meters tm, tbl_meters m "
                     " WHERE tm.store_id = t.id AND m.id = tm.meter_id AND t.id = %s "
                     " ORDER BY m.id ")
            cursor.execute(query, (id_,))
            rows = cursor.fetchall()

            meter_result = list()
            if rows is not None and len(rows) > 0:
                for row in rows:
                    result = {"id": row[0], "name": row[1], "uuid": row[2]}
                    meter_result.append(result)
                meta_result['meters'] = meter_result
            query = (" SELECT m.id, m.name, m.uuid, m.energy_category_id "
                     " FROM tbl_stores s, tbl_stores_offline_meters sm, tbl_offline_meters m "
                     " WHERE sm.store_id = s.id AND m.id = sm.offline_meter_id AND s.id = %s "
                     " ORDER BY m.id ")
            cursor.execute(query, (id_,))
            rows = cursor.fetchall()

            offlinemeter_result = list()
            if rows is not None and len(rows) > 0:
                for row in rows:
                    result = {"id": row[0], "name": row[1], "uuid": row[2]}
                    offlinemeter_result.append(result)
                meta_result['offline_meters'] = offlinemeter_result
            query = (" SELECT m.id, m.name, m.uuid, m.energy_category_id "
                     " FROM tbl_stores t, tbl_stores_virtual_meters tm, tbl_virtual_meters m "
                     " WHERE tm.store_id = t.id AND m.id = tm.virtual_meter_id AND t.id = %s "
                     " ORDER BY m.id ")
            cursor.execute(query, (id_,))
            rows = cursor.fetchall()

            virtualmeter_result = list()
            if rows is not None and len(rows) > 0:
                for row in rows:
                    result = {"id": row[0], "name": row[1], "uuid": row[2]}
                    virtualmeter_result.append(result)
                meta_result['virtual_meters'] = virtualmeter_result
            query = (" SELECT id, name, uuid "
                     " FROM tbl_data_sources ")
            cursor.execute(query)
            rows_data_sources = cursor.fetchall()

            data_source_dict = dict()
            if rows_data_sources is not None and len(rows_data_sources) > 0:
                for row in rows_data_sources:
                    data_source_dict[row[0]] = {"id": row[0],
                                                "name": row[1],
                                                "uuid": row[2]}

            query = (" SELECT p.id, p.name, p.data_source_id "
                     " FROM tbl_stores t, tbl_stores_points tp, tbl_points p "
                     " WHERE tp.store_id = t.id AND p.id = tp.point_id AND t.id = %s "
                     " ORDER BY p.id ")
            cursor.execute(query, (id_,))
            rows = cursor.fetchall()

            point_result = list()
            if rows is not None and len(rows) > 0:
                for row in rows:
                    result = {"id": row[0], "name": row[1], "data_source": data_source_dict.get(row[2], None)}
                    point_result.append(result)
                meta_result['points'] = point_result
            query = (" SELECT s.id, s.name, s.uuid "
                     " FROM tbl_stores t, tbl_stores_sensors ts, tbl_sensors s "
                     " WHERE ts.store_id = t.id AND s.id = ts.sensor_id AND t.id = %s "
                     " ORDER BY s.id ")
            cursor.execute(query, (id_,))
            rows = cursor.fetchall()

            sensor_result = list()
            if rows is not None and len(rows) > 0:
                for row in rows:
                    result = {"id": row[0], "name": row[1], "uuid": row[2]}
                    sensor_result.append(result)
                meta_result['sensors'] = sensor_result
            query = (" SELECT wc.id, wc.name, wc.description "
                     " FROM tbl_stores s, tbl_stores_working_calendars swc, tbl_working_calendars wc "
                     " WHERE swc.store_id = s.id AND wc.id = swc.working_calendar_id AND s.id = %s "
                     " ORDER BY wc.id ")
            cursor.execute(query, (id_,))
            rows = cursor.fetchall()

            workingcalendar_result = list()
            if rows is not None and len(rows) > 0:
                for row in rows:
                    result = {"id": row[0], "name": row[1], "description": row[2]}
                    workingcalendar_result.append(result)
                meta_result['working_calendar'] = workingcalendar_result
            timezone_offset = int(config.utc_offset[1:3]) * 60 + int(config.utc_offset[4:6])
            if config.utc_offset[0] == '-':
                timezone_offset = -timezone_offset
            new_name = (str.strip(meta_result['name'])
                        + (datetime.now()
                           + timedelta(minutes=timezone_offset)).isoformat(sep='-', timespec='seconds'))
            add_values = (" INSERT INTO tbl_stores "
                          "    (name, uuid, address, latitude, longitude, area, store_type_id, "
                          "     is_input_counted, "
                          "     contact_id, cost_center_id, description) "
                          " VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s) ")
            cursor.execute(add_values, (new_name,
                                        str(uuid.uuid4()),
                                        meta_result['address'],
                                        meta_result['latitude'],
                                        meta_result['longitude'],
                                        meta_result['area'],
                                        meta_result['store_type']['id'],
                                        meta_result['is_input_counted'],
                                        meta_result['contact']['id'],
                                        meta_result['cost_center']['id'],
                                        meta_result['description']))
            new_id = cursor.lastrowid
            if meta_result['commands'] is not None and len(meta_result['commands']) > 0:
                for command in meta_result['commands']:
                    cursor.execute(" SELECT name "
                                   " FROM tbl_commands "
                                   " WHERE id = %s ", (command['id'],))
                    if cursor.fetchone() is None:
                        cursor.close()
                        cnx.close()
                        raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                               description='API.COMMAND_NOT_FOUND')

                    query = (" SELECT id "
                             " FROM tbl_stores_commands "
                             " WHERE store_id = %s AND command_id = %s")
                    cursor.execute(query, (new_id, command['id'],))
                    if cursor.fetchone() is not None:
                        cursor.close()
                        cnx.close()
                        raise falcon.HTTPError(status=falcon.HTTP_400, title='API.ERROR',
                                               description='API.STORE_COMMAND_RELATION_EXISTS')

                    add_row = (" INSERT INTO tbl_stores_commands (store_id, command_id) "
                               " VALUES (%s, %s) ")
                    cursor.execute(add_row, (new_id, command['id'],))
            if meta_result['meters'] is not None and len(meta_result['meters']) > 0:
                for meter in meta_result['meters']:
                    cursor.execute(" SELECT name "
                                   " FROM tbl_meters "
                                   " WHERE id = %s ", (meter['id'],))
                    if cursor.fetchone() is None:
                        cursor.close()
                        cnx.close()
                        raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                               description='API.METER_NOT_FOUND')

                    query = (" SELECT id "
                             " FROM tbl_stores_meters "
                             " WHERE store_id = %s AND meter_id = %s")
                    cursor.execute(query, (new_id, meter['id'],))
                    if cursor.fetchone() is not None:
                        cursor.close()
                        cnx.close()
                        raise falcon.HTTPError(status=falcon.HTTP_400, title='API.ERROR',
                                               description='API.STORE_METER_RELATION_EXISTS')

                    add_row = (" INSERT INTO tbl_stores_meters (store_id, meter_id) "
                               " VALUES (%s, %s) ")
                    cursor.execute(add_row, (new_id, meter['id'],))
            if meta_result['offline_meters'] is not None and len(meta_result['offline_meters']) > 0:
                for offline_meter in meta_result['offline_meters']:
                    cursor.execute(" SELECT name "
                                   " FROM tbl_offline_meters "
                                   " WHERE id = %s ", (offline_meter['id'],))
                    if cursor.fetchone() is None:
                        cursor.close()
                        cnx.close()
                        raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                               description='API.OFFLINE_METER_NOT_FOUND')

                    query = (" SELECT id "
                             " FROM tbl_stores_offline_meters "
                             " WHERE store_id = %s AND offline_meter_id = %s")
                    cursor.execute(query, (new_id, offline_meter['id'],))
                    if cursor.fetchone() is not None:
                        cursor.close()
                        cnx.close()
                        raise falcon.HTTPError(status=falcon.HTTP_400, title='API.ERROR',
                                               description='API.STORE_OFFLINE_METER_RELATION_EXISTS')

                    add_row = (" INSERT INTO tbl_stores_offline_meters (store_id, offline_meter_id) "
                               " VALUES (%s, %s) ")
                    cursor.execute(add_row, (new_id, offline_meter['id'],))
            if meta_result['virtual_meters'] is not None and len(meta_result['virtual_meters']) > 0:
                for virtual_meter in meta_result['virtual_meters']:
                    cursor.execute(" SELECT name "
                                   " FROM tbl_virtual_meters "
                                   " WHERE id = %s ", (virtual_meter['id'],))
                    if cursor.fetchone() is None:
                        cursor.close()
                        cnx.close()
                        raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                               description='API.VIRTUAL_METER_NOT_FOUND')

                    query = (" SELECT id "
                             " FROM tbl_stores_virtual_meters "
                             " WHERE store_id = %s AND virtual_meter_id = %s")
                    cursor.execute(query, (new_id, virtual_meter['id'],))
                    if cursor.fetchone() is not None:
                        cursor.close()
                        cnx.close()
                        raise falcon.HTTPError(status=falcon.HTTP_400, title='API.ERROR',
                                               description='API.STORE_VIRTUAL_METER_RELATION_EXISTS')

                    add_row = (" INSERT INTO tbl_stores_virtual_meters (store_id, virtual_meter_id) "
                               " VALUES (%s, %s) ")
                    cursor.execute(add_row, (new_id, virtual_meter['id'],))
            if meta_result['points'] is not None and len(meta_result['points']) > 0:
                for point in meta_result['points']:
                    cursor.execute(" SELECT name "
                                   " FROM tbl_points "
                                   " WHERE id = %s ", (point['id'],))
                    if cursor.fetchone() is None:
                        cursor.close()
                        cnx.close()
                        raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                               description='API.POINT_NOT_FOUND')

                    query = (" SELECT id "
                             " FROM tbl_stores_points "
                             " WHERE store_id = %s AND point_id = %s")
                    cursor.execute(query, (new_id, point['id'],))
                    if cursor.fetchone() is not None:
                        cursor.close()
                        cnx.close()
                        raise falcon.HTTPError(status=falcon.HTTP_400, title='API.ERROR',
                                               description='API.STORE_POINT_RELATION_EXISTS')

                    add_row = (" INSERT INTO tbl_stores_points (store_id, point_id) "
                               " VALUES (%s, %s) ")
                    cursor.execute(add_row, (new_id, point['id'],))
            if meta_result['sensors'] is not None and len(meta_result['sensors']) > 0:
                for sensor in meta_result['sensors']:
                    cursor.execute(" SELECT name "
                                   " FROM tbl_sensors "
                                   " WHERE id = %s ", (sensor['id'],))
                    if cursor.fetchone() is None:
                        cursor.close()
                        cnx.close()
                        raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                               description='API.SENSOR_NOT_FOUND')

                    query = (" SELECT id "
                             " FROM tbl_stores_sensors "
                             " WHERE store_id = %s AND sensor_id = %s")
                    cursor.execute(query, (new_id, sensor['id'],))
                    if cursor.fetchone() is not None:
                        cursor.close()
                        cnx.close()
                        raise falcon.HTTPError(status=falcon.HTTP_400, title='API.ERROR',
                                               description='API.STORE_SENSOR_RELATION_EXISTS')

                    add_row = (" INSERT INTO tbl_stores_sensors (store_id, sensor_id) "
                               " VALUES (%s, %s) ")
                    cursor.execute(add_row, (new_id, sensor['id'],))
            if meta_result['working_calendars'] is not None and len(meta_result['working_calendars']) > 0:
                for working_calendar in meta_result['working_calendars']:
                    cursor.execute(" SELECT name "
                                   " FROM tbl_working_calendars "
                                   " WHERE id = %s ", (working_calendar['id'],))
                    if cursor.fetchone() is None:
                        cursor.close()
                        cnx.close()
                        raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
                                               description='API.WORKING_CALENDAR_NOT_FOUND')

                    query = (" SELECT id "
                             " FROM tbl_stores_working_calendars "
                             " WHERE store_id = %s AND working_calendar_id = %s")
                    cursor.execute(query, (new_id, working_calendar['id'],))
                    if cursor.fetchone() is not None:
                        cursor.close()
                        cnx.close()
                        raise falcon.HTTPError(status=falcon.HTTP_400, title='API.ERROR',
                                               description='API.STORE_WORKING_CALENDAR_RELATION_EXISTS')

                    add_row = (" INSERT INTO tbl_stores_working_calendars (store_id, working_calendar_id) "
                               " VALUES (%s, %s) ")
                    cursor.execute(add_row, (new_id, working_calendar['id'],))
            cnx.commit()
            cursor.close()
            cnx.close()

            resp.status = falcon.HTTP_201
            resp.location = '/stores/' + str(new_id)