# -*- coding: utf-8 -*-
#############################################################################
#
#    Cybrosys Technologies Pvt. Ltd.
#
#    Copyright (C) 2024-TODAY Cybrosys Technologies(<https://www.cybrosys.com>)
#    Author: Cybrosys Techno Solutions(<https://www.cybrosys.com>)
#
#    You can modify it under the terms of the GNU LESSER
#    GENERAL PUBLIC LICENSE (LGPL v3), Version 3.
#
#    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 LESSER GENERAL PUBLIC LICENSE (LGPL v3) for more details.
#
#    You should have received a copy of the GNU LESSER GENERAL PUBLIC LICENSE
#    (LGPL v3) along with this program.
#    If not, see <http://www.gnu.org/licenses/>.
#
#############################################################################
from _datetime import datetime
from odoo import api, models, _
from odoo.exceptions import UserError


class ReportTax(models.AbstractModel):
    _name = 'report.base_accounting_kit.report_tax'
    _description = 'Tax Report'

    @api.model
    def _get_report_values(self, docids, data=None):
        if not data.get('form'):
            raise UserError(
                _("Form content is missing, this report cannot be printed."))
        return {
            'data': data['form'],
            'lines': self.get_lines(data.get('form')),
        }

    def _sql_from_amls_one(self):
        sql = """SELECT "account_move_line".tax_line_id, COALESCE(SUM("account_move_line".debit-"account_move_line".credit), 0)
                    FROM %s
                    WHERE %s  GROUP BY "account_move_line".tax_line_id"""
        return sql

    def _sql_from_amls_two(self):
        sql = """SELECT r.account_tax_id, COALESCE(SUM("account_move_line".debit-"account_move_line".credit), 0)
                 FROM %s
                 INNER JOIN account_move_line_account_tax_rel r ON ("account_move_line".id = r.account_move_line_id)
                 INNER JOIN account_tax t ON (r.account_tax_id = t.id)
                 WHERE %s GROUP BY r.account_tax_id"""
        return sql

    def _compute_from_amls(self, options, taxes):
        # compute the tax amount
        sql = self._sql_from_amls_one()
        tables, where_clause, where_params = self.env[
            'account.move.line']._query_get()

        query = sql % (tables, where_clause)
        self.env.cr.execute(query, where_params)
        results = self.env.cr.fetchall()
        for result in results:
            if result[0] in taxes:
                taxes[result[0]]['tax'] = abs(result[1])

        # compute the net amount
        sql2 = self._sql_from_amls_two()
        query = sql2 % (tables, where_clause)
        self.env.cr.execute(query, where_params)
        results = self.env.cr.fetchall()
        for result in results:
            if result[0] in taxes:
                taxes[result[0]]['net'] = abs(result[1])

    @api.model
    def get_lines(self, options):
        taxes = {}
        for tax in self.env['account.tax'].search(
                [('type_tax_use', '!=', 'none')]):
            if tax.children_tax_ids:
                for child in tax.children_tax_ids:
                    if child.type_tax_use != 'none':
                        continue
                    taxes[child.id] = {'tax': 0, 'net': 0, 'name': child.name,
                                       'type': tax.type_tax_use}
            else:
                taxes[tax.id] = {'tax': 0, 'net': 0, 'name': tax.name,
                                 'type': tax.type_tax_use}
        if options['date_from'] and not options['date_to']:
            self.with_context(date_from=options['date_from'],
                              strict_range=True)._compute_from_amls(options,
                                                                    taxes)
        elif options['date_to'] and not options['date_from']:
            self.with_context(date_to=options['date_to'],
                              strict_range=True)._compute_from_amls(options,
                                                                    taxes)
        elif options['date_from'] and options['date_to']:
            self.with_context(date_from=options['date_from'],
                              date_to=options['date_to'],
                              strict_range=True)._compute_from_amls(options,
                                                                    taxes)
        else:
            date_to = str(datetime.today().date())
            self.with_context(date_to=date_to,
                              strict_range=True)._compute_from_amls(options,
                                                                    taxes)

        groups = dict((tp, []) for tp in ['sale', 'purchase'])
        for tax in taxes.values():
            if tax['tax']:
                groups[tax['type']].append(tax)
        return groups