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# -*- coding: utf-8 -*-
# © 2016 Lorenzo Battistini - Agile Business Group
# © 2016 Antonio Espinosa <antonio.espinosa@tecnativa.com>
# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
from openerp import models, fields, api
from openerp.tools.safe_eval import safe_eval
class AccountTax(models.Model):
_inherit = 'account.tax'
balance = fields.Float(
string="Total Balance", compute="_compute_balance",
search='_search_balance')
base_balance = fields.Float(
string="Total Base Balance", compute="_compute_balance",
search='_search_base_balance')
balance_regular = fields.Float(
string="Balance", compute="_compute_balance",
search='_search_balance_regular')
base_balance_regular = fields.Float(
string="Base Balance", compute="_compute_balance",
search='_search_base_balance_regular')
balance_refund = fields.Float(
string="Balance Refund", compute="_compute_balance",
search='_search_balance_refund')
base_balance_refund = fields.Float(
string="Base Balance Refund", compute="_compute_balance",
search='_search_base_balance_refund')
def _search_balance_field(self, field, operator, value):
operators = {'>', '<', '>=', '<=', '!=', '=', '<>'}
fields = {
'balance', 'base_balance', 'balance_regular',
'base_balance_regular', 'balance_refund', 'base_balance_refund',
}
domain = []
if operator in operators and field in fields:
value = float(value) if value else 0
taxes = self.search([]).filtered(
lambda x: safe_eval(
'%.2f %s %.2f' % (x[field], operator, value)))
domain.append(('id', 'in', taxes.ids))
return domain
def _search_balance(self, operator, value):
return self._search_balance_field('balance', operator, value)
def _search_base_balance(self, operator, value):
return self._search_balance_field('base_balance', operator, value)
def _search_balance_regular(self, operator, value):
return self._search_balance_field('balance_regular', operator, value)
def _search_base_balance_regular(self, operator, value):
return self._search_balance_field(
'base_balance_regular', operator, value)
def _search_balance_refund(self, operator, value):
return self._search_balance_field('balance_refund', operator, value)
def _search_base_balance_refund(self, operator, value):
return self._search_balance_field(
'base_balance_refund', operator, value)
def get_context_values(self):
context = self.env.context
return (
context.get('from_date', fields.Date.context_today(self)),
context.get('to_date', fields.Date.context_today(self)),
context.get('company_id', self.env.user.company_id.id),
context.get('target_move', 'posted')
)
def _compute_balance(self):
for tax in self:
tax.balance_regular = tax.compute_balance(
tax_or_base='tax', move_type='regular')
tax.base_balance_regular = tax.compute_balance(
tax_or_base='base', move_type='regular')
tax.balance_refund = tax.compute_balance(
tax_or_base='tax', move_type='refund')
tax.base_balance_refund = tax.compute_balance(
tax_or_base='base', move_type='refund')
tax.balance = tax.balance_regular + tax.balance_refund
tax.base_balance = (
tax.base_balance_regular + tax.base_balance_refund)
def get_target_type_list(self, move_type=None):
if move_type == 'refund':
return ['receivable_refund', 'payable_refund']
elif move_type == 'regular':
return ['receivable', 'payable', 'liquidity', 'other']
return []
def get_target_state_list(self, target_move="posted"):
if target_move == 'posted':
state = ['posted']
elif target_move == 'all':
state = ['posted', 'draft']
else:
state = []
return state
def get_move_line_partial_domain(self, from_date, to_date, company_id):
return [
('date', '<=', to_date),
('date', '>=', from_date),
('company_id', '=', company_id),
]
def compute_balance(self, tax_or_base='tax', move_type=None):
self.ensure_one()
move_lines = self.get_move_lines_domain(
tax_or_base=tax_or_base, move_type=move_type)
# balance is debit - credit whereas on tax return you want to see what
# vat has to be paid so:
# VAT on sales (credit) - VAT on purchases (debit).
total = -sum([l.balance for l in move_lines])
return total
def get_balance_domain(self, state_list, type_list):
domain = [
('move_id.state', 'in', state_list),
('tax_line_id', '=', self.id),
]
if type_list:
domain.append(('move_id.move_type', 'in', type_list))
return domain
def get_base_balance_domain(self, state_list, type_list):
domain = [
('move_id.state', 'in', state_list),
('tax_ids', 'in', self.id),
]
if type_list:
domain.append(('move_id.move_type', 'in', type_list))
return domain
def get_move_lines_domain(self, tax_or_base='tax', move_type=None):
move_line_model = self.env['account.move.line']
from_date, to_date, company_id, target_move = self.get_context_values()
state_list = self.get_target_state_list(target_move)
type_list = self.get_target_type_list(move_type)
domain = self.get_move_line_partial_domain(
from_date, to_date, company_id)
balance_domain = []
if tax_or_base == 'tax':
balance_domain = self.get_balance_domain(state_list, type_list)
elif tax_or_base == 'base':
balance_domain = self.get_base_balance_domain(
state_list, type_list)
domain.extend(balance_domain)
return move_line_model.search(domain)
def get_lines_action(self, tax_or_base='tax', move_type=None):
move_lines = self.get_move_lines_domain(
tax_or_base=tax_or_base, move_type=move_type)
move_line_ids = [l.id for l in move_lines]
action = self.env.ref('account.action_account_moves_all_tree')
vals = action.read()[0]
vals['context'] = {}
vals['domain'] = [('id', 'in', move_line_ids)]
return vals
@api.multi
def view_tax_lines(self):
self.ensure_one()
return self.get_lines_action(tax_or_base='tax')
@api.multi
def view_base_lines(self):
self.ensure_one()
return self.get_lines_action(tax_or_base='base')
@api.multi
def view_tax_regular_lines(self):
self.ensure_one()
return self.get_lines_action(tax_or_base='tax', move_type='regular')
@api.multi
def view_base_regular_lines(self):
self.ensure_one()
return self.get_lines_action(tax_or_base='base', move_type='regular')
@api.multi
def view_tax_refund_lines(self):
self.ensure_one()
return self.get_lines_action(tax_or_base='tax', move_type='refund')
@api.multi
def view_base_refund_lines(self):
self.ensure_one()
return self.get_lines_action(tax_or_base='base', move_type='refund')