from odoo import api, fields, models
from odoo.http import request


class ResGroups(models.Model):
    _inherit = 'res.groups'

    is_visible_for_master = fields.Boolean(
        compute='_compute_is_visible_for_master',
        search='_search_is_visible_for_master'
    )

    @api.depends_context('active_master')
    def _compute_is_visible_for_master(self):
        master_code = request.session.active_master
        if not master_code:
            self.update({'is_visible_for_master': True})
            return

        master_control = self.env['master.control'].sudo().search([
            ('code', '=', master_code)
        ], limit=1)

        if not master_control:
            self.update({'is_visible_for_master': True})
            return

        # If NO access_group_ids -> show ALL groups
        if not master_control.access_group_ids:
            self.update({'is_visible_for_master': True})
            return

        visible_group_ids = master_control.access_group_ids.filtered(
            lambda line: line.show_group
        ).mapped('group_id').ids

        # If there are no 'show_group = True' -> show ALL groups
        if not visible_group_ids:
            self.update({'is_visible_for_master': True})
            return

        for group in self:
            group.is_visible_for_master = group.id in visible_group_ids


    def _search_is_visible_for_master(self, operator, value):
        if operator != '=' or not value:
            return []

        master_code = request.session.active_master
        if not master_code:
            return []

        master_control = self.env['master.control'].sudo().search([
            ('code', '=', master_code)
        ], limit=1)

        if not master_control:
            return []

        # If NO access_group_ids → show ALL groups → no domain filter
        if not master_control.access_group_ids:
            return []

        visible_group_ids = master_control.access_group_ids.filtered(
            lambda line: line.show_group
        ).mapped('group_id').ids

        # If none of the lines have show_group=True → show ALL
        if not visible_group_ids:
            return []

        return [('id', 'in', visible_group_ids)]