# Part of Odoo. See LICENSE file for full copyright and licensing details.

from odoo import _, fields, models
from odoo.exceptions import UserError


class AccountMoveReversal(models.TransientModel):
    _inherit = 'account.move.reversal'

    l10n_vn_edi_adjustment_type = fields.Selection(
        selection=[
            ('1', 'Money adjustment'),
            ('2', 'Information adjustment'),
        ],
        string='Adjustment type',
        required=True,
        default='1',
    )
    l10n_vn_edi_agreement_document_name = fields.Char(
        string='Agreement Name',
    )
    l10n_vn_edi_agreement_document_date = fields.Datetime(
        string='Agreement Date',
    )

    def _prepare_default_reversal(self, move):
        # EXTEND 'account'
        values = super()._prepare_default_reversal(move)
        # This information is required when sending an adjustment invoice to sinvoice.
        # This is not needed when sending a replacement (as we will be sending the invoice, not the CN) but it doesn't hurt to log it.
        if move._l10n_vn_edi_is_sent():
            values.update({
                'l10n_vn_edi_agreement_document_name': self.l10n_vn_edi_agreement_document_name or 'NA',
                'l10n_vn_edi_agreement_document_date': self.l10n_vn_edi_agreement_document_date or fields.Datetime.now(),
                'l10n_vn_edi_adjustment_type': self.l10n_vn_edi_adjustment_type,
            })
        return values

    def _modify_default_reverse_values(self, origin_move):
        # EXTEND 'account'
        values = super()._modify_default_reverse_values(origin_move)
        # This information is REQUIRED on the new invoice that will be sent to sinvoice, if we are creating one.
        if origin_move.l10n_vn_edi_invoice_state not in {False, 'ready_to_send'}:
            values.update({
                'l10n_vn_edi_agreement_document_name': self.l10n_vn_edi_agreement_document_name or 'NA',
                'l10n_vn_edi_agreement_document_date': self.l10n_vn_edi_agreement_document_date or fields.Datetime.now(),
                'l10n_vn_edi_adjustment_type': self.l10n_vn_edi_adjustment_type,
                'l10n_vn_edi_replacement_origin_id': origin_move.id,
            })
        return values

    def reverse_moves(self, is_modify=False):
        # EXTEND 'account'
        for move in self.move_ids.filtered(lambda m: m._l10n_vn_edi_is_sent()):
            # If an invoice has a tax code (symbol starts with C) and the code has not been approved by the tax authorities, you cannot adjust/reverse it.
            if move.l10n_vn_edi_invoice_symbol.name.startswith('C'):
                invoice_lookup, _error_message = move._l10n_vn_edi_lookup_invoice()
                if 'result' in invoice_lookup and invoice_lookup['result'][0].get('exchangeStatus') != 'INVOICE_HAS_CODE_APPROVED':
                    raise UserError(_('You cannot adjust/replace invoice %s, it has not been approved by the tax authorities.\n'
                                      'Please cancel/reverse it and create a new invoice instead.', move.name))

            # Makes sure to keep the original status up to date by tagging them by either replaced, or adjusted.
            if is_modify:
                move.l10n_vn_edi_invoice_state = 'replaced'
            else:
                move.l10n_vn_edi_invoice_state = 'adjusted'

        return super().reverse_moves(is_modify)