# -*- coding: utf-8 -*-
# Part of Odoo. See LICENSE file for full copyright and licensing details.

from odoo import fields, models, api, SUPERUSER_ID


class UtmCampaign(models.Model):
    _name = 'utm.campaign'
    _description = 'UTM Campaign'
    _rec_name = 'title'

    active = fields.Boolean('Active', default=True)
    name = fields.Char(string='Campaign Identifier', required=True, compute='_compute_name',
                       store=True, readonly=False, precompute=True, translate=False)
    title = fields.Char(string='Campaign Name', required=True, translate=True)

    user_id = fields.Many2one(
        'res.users', string='Responsible',
        required=True, default=lambda self: self.env.uid)
    stage_id = fields.Many2one(
        'utm.stage', string='Stage', ondelete='restrict', required=True,
        default=lambda self: self.env['utm.stage'].search([], limit=1),
        copy=False, group_expand='_group_expand_stage_ids')
    tag_ids = fields.Many2many(
        'utm.tag', 'utm_tag_rel',
        'tag_id', 'campaign_id', string='Tags')

    is_auto_campaign = fields.Boolean(default=False, string="Automatically Generated Campaign", help="Allows us to filter relevant Campaigns")
    color = fields.Integer(string='Color Index')

    _sql_constraints = [
        ('unique_name', 'UNIQUE(name)', 'The name must be unique'),
    ]

    @api.depends('title')
    def _compute_name(self):
        new_names = self.env['utm.mixin']._get_unique_names(self._name, [c.title for c in self])
        for campaign, new_name in zip(self, new_names):
            campaign.name = new_name

    @api.model_create_multi
    def create(self, vals_list):
        for vals in vals_list:
            if not vals.get('title') and vals.get('name'):
                vals['title'] = vals['name']
        new_names = self.env['utm.mixin']._get_unique_names(self._name, [vals.get('name') for vals in vals_list])
        for vals, new_name in zip(vals_list, new_names):
            if new_name:
                vals['name'] = new_name
        return super().create(vals_list)

    @api.model
    def _group_expand_stage_ids(self, stages, domain, order):
        """Read group customization in order to display all the stages in the
        Kanban view, even if they are empty.
        """
        stage_ids = stages._search([], order=order, access_rights_uid=SUPERUSER_ID)
        return stages.browse(stage_ids)