finance/models/exchange.py
# -*- coding: utf-8 -*-
from odoo import api, fields, models
from odoo.exceptions import UserError
class Currency(models.Model):
_inherit = 'res.currency'
@api.multi
def get_rate_silent(self, date, currency_id):
currency = self.env['res.currency'].search([('id', '=', currency_id)])
rate = currency.rate
return rate
class CreateExchangeWizard(models.TransientModel):
"""生成每月汇况损益的向导 根据输入的期间"""
_name = "create.exchange.wizard"
_description = u'期末调汇向导'
@api.one
@api.depends('date')
def _compute_period_id(self):
self.period_id = self.env['finance.period'].get_period(self.date)
@api.model
def _get_last_date(self):
return self.env['finance.period'].get_period_month_date_range(self.env['finance.period'].get_date_now_period_id())[1]
date = fields.Date(u'记帐日期', required=True, default=_get_last_date)
period_id = fields.Many2one(
'finance.period',
u'会计期间',
compute='_compute_period_id', ondelete='restrict', store=True)
# todo 增加一个可以看到最后汇率的界面
company_id = fields.Many2one(
'res.company',
string=u'公司',
change_default=True,
default=lambda self: self.env['res.company']._company_default_get())
@api.multi
def create_partner_exchange_line(self, vals):
'''
有partner的汇兑损益
'''
account_id = vals.get('account_id')
voucher_lines = self.env['voucher.line'].search(
[('account_id', '=', account_id),
('state', '=', 'done')])
account = vals.get('account')
res = {}
for line in voucher_lines:
if line.partner_id.id not in res:
res[line.partner_id.id] = {'currency': 0,
'total_debit': 0,
'total_credit': 0}
val = res[line.partner_id.id]
if line.debit == 0:
val.update({'currency': val.get('currency') + line.currency_amount,
'total_debit': val.get('total_debit') + line.debit,
'total_credit': val.get('total_credit') + line.credit})
else:
val.update({'currency': val.get('currency') - line.currency_amount,
'total_debit': val.get('total_debit') + line.debit,
'total_credit': val.get('total_credit') + line.credit})
exp = val.get('currency') * vals.get('rate_silent') + \
val.get('total_debit') - val.get('total_credit')
if account.balance_directions == 'in':
'''科目为借，则生成借方凭证行,差额为0的凭证行不生成'''
if exp != 0:
val.update({'name': u"汇兑损益",
'account_id': vals.get('account_id'),
'debit': -exp,
'credit': 0,
'voucher_id': vals.get('vouch_obj_id'),
'currency_id': False,
'currency_amount': False,
'rate_silent': False,
'partner_id': line.partner_id.id,
})
if account.balance_directions == 'out':
'''科目为贷，则生成贷方凭证行,差额为0的凭证行不生成'''
if exp != 0:
val.update({'name': u"汇兑损益",
'account_id': vals.get('account_id'),
'credit': exp,
'voucher_id': vals.get('vouch_obj_id'),
'currency_id': False,
'currency_amount': False,
'rate_silent': False,
'partner_id': line.partner_id.id,
})
'''如果所有差额都为0，则无会计科目，则不生成明细行'''
for partner_id, val in res.iteritems():
del val['currency'], val['total_debit'], val['total_credit']
if val:
self.env['voucher.line'].create(
dict(val, partner_id=partner_id))
@api.multi
def create_account_exchange_line(self, vals):
'''
无partner的汇兑损益
'''
account_id = vals.get('account_id')
voucher_lines = self.env['voucher.line'].search(
[('account_id', '=', account_id),
('state', '=', 'done')])
account = vals.get('account')
currency_amount = 0
debit = 0
credit = 0
for line in voucher_lines:
if line.debit:
currency_amount = currency_amount + line.currency_amount
else:
currency_amount = currency_amount - line.currency_amount
debit = line.debit + debit
credit = line.credit + credit
if account.balance_directions == 'in':
'''科目为借，则生成借方凭证行,差额为0的凭证行不生成'''
if currency_amount * vals.get('rate_silent') - debit + credit != 0:
self.env['voucher.line'].create({
'name': u"汇兑损益",
'account_id': account_id,
'debit': currency_amount * vals.get('rate_silent') - debit + credit,
'voucher_id': vals.get('vouch_obj_id'),
'currency_id': False,
'currency_amount': False,
'rate_silent': False,
})
else:
'''科目为贷，则生成贷方凭证行,差额为0的凭证行不生成'''
if currency_amount * vals.get('rate_silent') - credit + debit != 0:
self.env['voucher.line'].create({
'name': u"汇兑损益",
'account_id': account_id,
'credit': currency_amount * vals.get('rate_silent') - credit + debit,
'voucher_id': vals.get('vouch_obj_id'),
'currency_id': False,
'currency_amount': False,
'rate_silent': False,
})
@api.multi
def create_exchang_line(self, vals):
'''
当有主营业务收入,结汇等不需要汇兑损益的科目出现后，汇兑损益将不平，就会出现财务费用汇兑损益，
'''
vouch_obj = vals.get('vouch_obj_id')
voucher = self.env['voucher'].search([('id', '=', vouch_obj)])
voucher_lines = voucher.line_ids
account_id = self.env.ref('finance.account_exchange')
exp = 0
for line in voucher_lines:
exp = line.credit - line.debit + exp
if exp != 0:
self.env['voucher.line'].create({
'name': u"汇兑损益",
'account_id': account_id.account_id.id,
'credit': -exp,
'voucher_id': vals.get('vouch_obj_id'),
'currency_id': False,
'currency_amount': False,
'rate_silent': False,
})
def create_exchange(self):
vouch_obj = self.env['voucher'].create({'date': self.date})
'''只有外币＋期末需要调汇的科目才会能生成调汇凭证的明细行'''
vals = {}
for account_id in self.env['finance.account'].search([
('currency_id', '!=', self.env.user.company_id.currency_id.id),
('currency_id', '!=', False),
('exchange', '=', True)]):
rate_silent = self.env['res.currency'].get_rate_silent(
self.date, account_id.currency_id.id) or 0
vals.update({'account_id': account_id.id,
'account': account_id,
'vouch_obj_id': vouch_obj.id,
'rate_silent': rate_silent,
})
if account_id.auxiliary_financing:
self.create_partner_exchange_line(vals)
else:
self.create_account_exchange_line(vals)
'''
当出现结汇，主营业务收入等一方不为需期末调汇科目时会出现一方需要调汇，一方不需要调汇，那时期末前面的明细行就会不平衡，就需要贷财务费用－汇兑损益
'''
self.create_exchang_line(vals)
if not vouch_obj.line_ids:
vouch_obj.unlink()
class RatePeriod(models.Model):
"""记录本月结算汇兑损益时的汇率，用于反结算后，汇兑损益正确时汇率正确"""
_name = "rate.period"
_description = u'记录本月结算汇兑损益时的汇率'
name = fields.Many2one('res.currency', u'币别', required=True)
account_accumulated_depreciation = fields.Many2one(
'finance.account', u'累计折旧科目', required=True)
account_asset = fields.Many2one(
'finance.account', u'固定资产科目', required=True)
account_depreciation = fields.Many2one(
'finance.account', u'折旧费用科目', required=True)
company_id = fields.Many2one(
'res.company',
string=u'公司',
change_default=True,
default=lambda self: self.env['res.company']._company_default_get())