bookbrainz/bookbrainz-site

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src/api/routes/work.js

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/*
 * Copyright (C) 2019  Akhilesh Kumar
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

import * as utils from '../helpers/utils';
import {
    formatQueryParameters,
    loadEntityRelationshipsForBrowse,
    validateBrowseRequestQueryParameters
} from '../helpers/middleware';
import {
    getEntityAliases,
    getEntityIdentifiers,
    getEntityRelationships,
    getWorkBasicInfo
} from '../helpers/formatEntityData';
import {Router} from 'express';
import {makeEntityLoader} from '../helpers/entityLoader';
import {toLower} from 'lodash';


const router = Router();

const workBasicRelations = [
    'defaultAlias.language',
    'languageSet.languages',
    'disambiguation',
    'workType'
];

const workError = 'Work not found';

/**
 *@swagger
 *components:
 *  schemas:
 *    WorkDetail:
 *      type: object
 *      properties:
 *        bbid:
 *          type: string
 *          format: uuid
 *          example: ba446064-90a5-447b-abe5-139be547da2e
 *        defaultAlias:
 *          $ref: '#/components/schemas/Alias'
 *        disambiguation:
 *          type: string
 *          example: 'First work in the series'
 *        entityType:
 *          type: string
 *          example: 'Work'
 *        languages:
 *          type: array
 *          items:
 *            type: string
 *            description: Three letter ISO 639-3 language code
 *            example: eng
 *        workType:
 *          type: string
 *          example: 'Novel'
 *    BrowsedWorks:
 *     type: object
 *     properties:
 *       bbid:
 *         type: string
 *         format: uuid
 *         example: 'f94d74ce-c748-4130-8d59-38b290af8af3'
 *       works:
 *         type: array
 *         items:
 *           type: object
 *           properties:
 *             entity:
 *               $ref: '#/components/schemas/WorkDetail'
 *             relationships:
 *               type: array
 *               items:
 *                 type: object
 *                 properties:
 *                    relationshipTypeID:
 *                      type: number
 *                      example: 8
 *                    relationshipType:
 *                      type: string
 *                      example: 'Author'
 *
 */

/**
 *@swagger
 *'/work/{bbid}':
 *  get:
 *     tags:
 *       - Lookup Requests
 *     summary: Lookup Work by BBID
 *     description: Returns the basic details of the Work
 *     operationId: getWorkByBbid
 *     parameters:
 *       - name: bbid
 *         in: path
 *         description: BBID of the Work
 *         required: true
 *         schema:
 *           type: string
 *           format: uuid
 *     responses:
 *       200:
 *         description: Basic information of the Work entity
 *         content:
 *           application/json:
 *             schema:
 *               $ref: '#/components/schemas/WorkDetail'
 *       404:
 *         description: Work not found
 *       400:
 *         description: Invalid BBID
 */

router.get('/:bbid',
    makeEntityLoader('Work', workBasicRelations, workError),
    async (req, res) => {
        const workBasicInfo = await getWorkBasicInfo(res.locals.entity);
        return res.status(200).send(workBasicInfo);
    });


/**
 *@swagger
 *  '/work/{bbid}/aliases':
 *    get:
 *      tags:
 *        - Lookup Requests
 *      summary: Get list of aliases of a Work by BBID
 *      description: Returns the list of aliases of a Work
 *      operationId: getAliasesOfWorkByBbid
 *      parameters:
 *        - name: bbid
 *          in: path
 *          description: BBID of the Work
 *          required: true
 *          schema:
 *            type: string
 *            format: uuid
 *      responses:
 *        200:
 *          description: List of aliases with BBID of a Work entity
 *          content:
 *            application/json:
 *              schema:
 *                $ref: '#/components/schemas/Aliases'
 *        404:
 *          description: Work not found
 *        400:
 *          description: Invalid BBID
 */


router.get('/:bbid/aliases',
    makeEntityLoader('Work', utils.aliasesRelations, workError),
    async (req, res) => {
        const workAliasesList = await getEntityAliases(res.locals.entity);
        return res.status(200).send(workAliasesList);
    });

/**
 *    @swagger
 * '/work/{bbid}/identifiers':
 *   get:
 *     tags:
 *       - Lookup Requests
 *     summary: Get list of identifiers of the Work by BBID
 *     description: Returns the list of identifiers of the Work
 *     operationId: getIdentifiersOfWorkByBbid
 *     parameters:
 *       - name: bbid
 *         in: path
 *         description: BBID of the Work
 *         required: true
 *         schema:
 *           type: string
 *           format: uuid
 *     responses:
 *       200:
 *         description: List of identifiers with BBID of the Work entity
 *         content:
 *           application/json:
 *             schema:
 *               $ref: '#/components/schemas/Identifiers'
 *       404:
 *         description: Work not found
 *       400:
 *         description: Invalid BBID
 */

router.get('/:bbid/identifiers',
    makeEntityLoader('Work', utils.identifiersRelations, workError),
    async (req, res) => {
        const workIdentifiersList = await getEntityIdentifiers(res.locals.entity);
        return res.status(200).send(workIdentifiersList);
    });


/**
 *    @swagger
 * '/work/{bbid}/relationships':
 *   get:
 *     tags:
 *       - Lookup Requests
 *     summary: Get list of relationships of the Work by BBID
 *     description: Returns the list of relationships of the Work
 *     operationId: getRelationshipsOfWorkByBbid
 *     parameters:
 *       - name: bbid
 *         in: path
 *         description: BBID of the Work
 *         required: true
 *         schema:
 *           type: string
 *           format: uuid
 *     responses:
 *       200:
 *         description: List of relationships with BBID of the Work entity
 *         content:
 *           application/json:
 *             schema:
 *               $ref: '#/components/schemas/Relationships'
 *       404:
 *         description: Work not found
 *       400:
 *         description: Invalid BBID
 */

router.get('/:bbid/relationships',
    makeEntityLoader('Work', utils.relationshipsRelations, workError),
    async (req, res) => {
        const workRelationshipList = await getEntityRelationships(res.locals.entity);
        return res.status(200).send(workRelationshipList);
    });

/**
 *    @swagger
 * '/work':
 *   get:
 *     tags:
 *       - Browse Requests
 *     summary: Gets a list of Works related to another Entity
 *     description: BBID of an Author, or an Edition, or a Work, or a Publisher, or a Series is passed as query parameter and their related Works are fetched
 *     operationId: getRelatedWorkByBbid
 *     parameters:
 *       - name: author
 *         in: query
 *         description: BBID of the corresponding Author
 *         required: false
 *         schema:
 *           type: string
 *           format: uuid
 *       - name: edition
 *         in: query
 *         description: BBID of the corresponding Edition
 *         required: false
 *         schema:
 *           type: string
 *           format: uuid
 *       - name: publisher
 *         in: query
 *         description: BBID of the corresponding Publisher
 *         required: false
 *         schema:
 *           type: string
 *           format: uuid
*       - name: series
 *         in: query
 *         description: BBID of the corresponding Series
 *         required: false
 *         schema:
 *           type: string
 *           format: uuid
 *       - name: work
 *         in: query
 *         description: BBID of the corresponding Work
 *         required: false
 *         schema:
 *           type: string
 *           format: uuid
 *       - name: type
 *         in: query
 *         description: filter by Work type
 *         required: false
 *         schema:
 *           type: string
 *           enum: [novel, short story, epic, poem, play, article, scientific paper, non-fiction, anthology, serial, introduction, novella]
 *       - name: language
 *         in: query
 *         description: filter by Work language (ISO 639-3 three letter code)
 *         required: false
 *         schema:
 *           type: string
 *     responses:
 *       200:
 *         description: List of Works which are related to another Entity
 *         content:
 *           application/json:
 *             schema:
 *               $ref: '#/components/schemas/BrowsedAuthors'
 *       404:
 *         description: author/edition/series/work/publisher (other entity) not found
 *       400:
 *         description: Invalid BBID passed in the query params OR Multiple browsed entities passed in parameters
 */

router.get('/',
    formatQueryParameters(),
    validateBrowseRequestQueryParameters(['author', 'edition', 'series', 'work', 'publisher']),
    makeEntityLoader(null, utils.relationshipsRelations, 'Entity not found', true),
    loadEntityRelationshipsForBrowse(),
    async (req, res) => {
        function relationshipsFilterMethod(relatedEntity) {
            let workTypeMatched = true;
            let workLanguageMatched = true;
            if (req.query.type) {
                workTypeMatched = toLower(relatedEntity.workType) === toLower(req.query.type);
            }
            if (req.query.language) {
                workLanguageMatched = relatedEntity.languages.includes(toLower(req.query.language));
            }
            return workTypeMatched && workLanguageMatched;
        }

        const workRelationshipList = await utils.getBrowsedRelationships(
            req.app.locals.orm, res.locals, 'Work',
            getWorkBasicInfo, workBasicRelations, relationshipsFilterMethod
        );
        return res.status(200).send({
            bbid: req.query.bbid,
            works: workRelationshipList
        });
    });

export default router;