from odoo import fields, models, api
from odoo.exceptions import UserError, ValidationError
from datetime import datetime, date, time, timedelta


class ChangeNodeWizard(models.Model):
    _name = 'change.node.wizard'
    _description = '变更节点'

    res_model = fields.Char(string="模型")
    res_id = fields.Integer(string="记录ID")
    change_node_id = fields.Many2one('change.node', string="变更节点")

    @api.onchange('change_node_id')
    def _onchange_change_node_id(self):
        if self.change_node_id:
            record_id = self.env[self.res_model].search([('id', '=', self.res_id)])
            if record_id:
                record_id.state = self.change_node_id.name

    def action_confirm(self):
        self.env['change.node'].search([]).unlink()