# pylint: disable=protected-access
# Part of Odoo. See LICENSE file for full copyright and licensing details.
import logging
import stdnum

from odoo import models, fields, api, Command, _
from odoo.exceptions import UserError, ValidationError
from odoo.tools import index_exists


_logger = logging.getLogger(__name__)


class L10n_LatamCheck(models.Model):
    _name = 'l10n_latam.check'
    _description = 'Account payment check'
    _check_company_auto = True
    _inherit = ['mail.thread', 'mail.activity.mixin']

    payment_id = fields.Many2one(
        'account.payment',
        required=True,
        ondelete='cascade',
    )
    operation_ids = fields.Many2many(
        comodel_name='account.payment',
        relation='l10n_latam_check_account_payment_rel',
        column1="check_id",
        column2="payment_id",
        readonly=True,
        check_company=True,
    )
    current_journal_id = fields.Many2one(
        comodel_name='account.journal',
        compute='_compute_current_journal', store=True,
    )
    name = fields.Char(string='Number')
    bank_id = fields.Many2one(
        comodel_name='res.bank',
        compute='_compute_bank_id', store=True, readonly=False,
    )
    issuer_vat = fields.Char(
        compute='_compute_issuer_vat', store=True, readonly=False,
    )
    payment_date = fields.Date(readonly=False, required=True)
    amount = fields.Monetary()
    outstanding_line_id = fields.Many2one('account.move.line', readonly=True, check_company=True)
    issue_state = fields.Selection(
        selection=[('handed', 'Handed'), ('debited', 'Debited'), ('voided', 'Voided')],
        compute='_compute_issue_state',
        store=True
    )
    # fields from payment
    payment_method_code = fields.Char(related='payment_id.payment_method_code')
    partner_id = fields.Many2one(related='payment_id.partner_id')
    original_journal_id = fields.Many2one(related='payment_id.journal_id')
    company_id = fields.Many2one(related='payment_id.company_id', store=True)
    currency_id = fields.Many2one(related='payment_id.currency_id')
    payment_method_line_id = fields.Many2one(
        related='payment_id.payment_method_line_id',
        store=True,
    )

    # issue_state is used to know that is an own check and also that is posted
    _unique = models.UniqueIndex("(name, payment_method_line_id) WHERE outstanding_line_id IS NOT NULL")

    @api.onchange('name')
    def _onchange_name(self):
        if self.name:
            self.name = self.name.zfill(8)

    def _prepare_void_move_vals(self):
        return {
            'ref': 'Void check',
            'journal_id': self.outstanding_line_id.move_id.journal_id.id,
            'line_ids': [
                Command.create({
                    'name': "Void check %s" % self.outstanding_line_id.name,
                    'date_maturity': self.outstanding_line_id.date_maturity,
                    'amount_currency': self.outstanding_line_id.amount_currency,
                    'currency_id': self.outstanding_line_id.currency_id.id,
                    'debit': self.outstanding_line_id.debit,
                    'credit': self.outstanding_line_id.credit,
                    'partner_id': self.outstanding_line_id.partner_id.id,
                    'account_id': self.payment_id.destination_account_id.id,
                }),
                Command.create({
                    'name': "Void check %s" % self.outstanding_line_id.name,
                    'date_maturity': self.outstanding_line_id.date_maturity,
                    'amount_currency': -self.outstanding_line_id.amount_currency,
                    'currency_id': self.outstanding_line_id.currency_id.id,
                    'debit': -self.outstanding_line_id.debit,
                    'credit': -self.outstanding_line_id.credit,
                    'partner_id': self.outstanding_line_id.partner_id.id,
                    'account_id': self.outstanding_line_id.account_id.id,
                }),
            ],
        }

    @api.depends('outstanding_line_id.amount_residual')
    def _compute_issue_state(self):
        for rec in self:
            if not rec.outstanding_line_id:
                rec.issue_state = False
            elif rec.amount and not rec.outstanding_line_id.amount_residual:
                if any(
                    line.account_id.account_type in ['liability_payable', 'asset_receivable']
                    for line in rec.outstanding_line_id.matched_debit_ids.debit_move_id.move_id.line_ids
                ):
                    rec.issue_state = 'voided'
                else:
                    rec.issue_state = 'debited'
            else:
                rec.issue_state = 'handed'

    def action_void(self):
        for rec in self.filtered('outstanding_line_id'):
            void_move = rec.env['account.move'].create(rec._prepare_void_move_vals())
            void_move.action_post()
            (void_move.line_ids[1] + rec.outstanding_line_id).reconcile()

    def _get_last_operation(self):
        self.ensure_one()
        return (self.payment_id + self.operation_ids).filtered(
                lambda x: x.state not in ['draft', 'canceled']).sorted(key=lambda payment: (payment.date, payment.write_date, payment._origin.id))[-1:]

    @api.depends('payment_id.state', 'operation_ids.state')
    def _compute_current_journal(self):
        for rec in self:
            last_operation = rec._get_last_operation()
            if not last_operation:
                rec.current_journal_id = False
                continue
            if last_operation.payment_type == 'inbound':
                rec.current_journal_id = last_operation.journal_id
            else:
                rec.current_journal_id = False

    def button_open_payment(self):
        self.ensure_one()
        return self.payment_id._get_records_action()

    def button_open_check_operations(self):
        ''' Redirect the user to the invoice(s) paid by this payment.
        :return:    An action on account.move.
        '''
        self.ensure_one()
        operations = ((self.operation_ids + self.payment_id).filtered(lambda x: x.state not in ['draft', 'canceled']))
        action = {
            'name': _("Check Operations"),
            'type': 'ir.actions.act_window',
            'res_model': 'account.payment',
            'views': [
                (self.env.ref('l10n_latam_check.view_account_third_party_check_operations_tree').id, 'list'),
                (False, 'form')
            ],
            'context': {'create': False},
            'domain': [('id', 'in', operations.ids)],
        }
        return action

    def action_show_reconciled_move(self):
        self.ensure_one()
        move = self._get_reconciled_move()
        return move._get_records_action()

    def action_show_journal_entry(self):
        self.ensure_one()
        return self.outstanding_line_id.move_id._get_records_action()

    def _get_reconciled_move(self):
        reconciled_line = self.outstanding_line_id.full_reconcile_id.reconciled_line_ids - self.outstanding_line_id
        return (reconciled_line.move_id.line_ids - reconciled_line).mapped('move_id')

    @api.constrains('amount')
    def _constrains_min_amount(self):
        min_amount_error = self.filtered(lambda x: x.amount <= 0)
        if min_amount_error:
            raise ValidationError(_('The amount of the check must be greater than 0'))

    @api.depends('payment_method_line_id.code', 'payment_id.partner_id')
    def _compute_bank_id(self):
        new_third_party_checks = self.filtered(lambda x: x.payment_method_line_id.code == 'new_third_party_checks')
        for rec in new_third_party_checks:
            rec.bank_id = rec.partner_id.bank_ids[:1].bank_id
        (self - new_third_party_checks).bank_id = False

    @api.depends('payment_method_line_id.code', 'payment_id.partner_id')
    def _compute_issuer_vat(self):
        new_third_party_checks = self.filtered(lambda x: x.payment_method_line_id.code == 'new_third_party_checks')
        for rec in new_third_party_checks:
            rec.issuer_vat = rec.payment_id.partner_id.vat
        (self - new_third_party_checks).issuer_vat = False

    @api.onchange('issuer_vat')
    def _clean_issuer_vat(self):
        for rec in self.filtered(lambda x: x.issuer_vat and x.company_id.country_id.code):
            stdnum_vat = stdnum.util.get_cc_module(rec.company_id.country_id.code, 'vat')
            if hasattr(stdnum_vat, 'compact'):
                rec.issuer_vat = stdnum_vat.compact(rec.issuer_vat)

    @api.constrains('issuer_vat')
    def _check_issuer_vat(self):
        for rec in self.filtered(lambda x: x.issuer_vat and x.company_id.country_id):
            self.env['res.partner']._run_vat_checks(rec.company_id.country_id, rec.issuer_vat, partner_name='Check Issuer VAT')

    @api.ondelete(at_uninstall=False)
    def _unlink_if_payment_is_draft(self):
        if any(check.payment_id.state != 'draft' for check in self):
            raise UserError(self.env._("Can't delete a check if payment is In Process!"))
