from odoo import fields, models, tools


class PromotionMonitoring(models.Model):
    _name = "promotion.monitoring"
    _auto = False
    _rec_name = "product_id"

    product_id = fields.Many2one(comodel_name="product.product", string="Product")
    manufacture_id = fields.Many2one(comodel_name="x_manufactures", string="Manufacture", related="product_id.x_manufacture")
    price = fields.Float(string="Price", help="Computed Price di Product Pricelist (Tier 1 New)")
    has_promo = fields.Boolean(string="Has Promo")
    count_active = fields.Integer(string="Count Active")
    count_inactive = fields.Integer(string="Count Inactive")
    human_last_update = fields.Datetime(string='Human Last Update')
    promotion_program_line_names = fields.Text(string="Promotion Program Line Names")

    def init(self):
        tools.drop_view_if_exists(self.env.cr, self._table)
        sql = {
            'count_active': "COUNT(CASE WHEN ppl.active = True THEN ppl.id ELSE NULL END)", 
            'count_inactive': "COUNT(CASE WHEN ppl.active = False THEN ppl.id ELSE NULL END)"
        }
        self.env.cr.execute("""
            CREATE OR REPLACE VIEW {table} AS (
                SELECT 
                    p.id as id,
                    p.id as product_id,
                    ppi.computed_price as price,
                    (COUNT(ppl.id) FILTER (WHERE ppl.active = True) > 0) as has_promo,
                    COUNT(ppl.id) FILTER (WHERE ppl.active = True) as count_active,
                    COUNT(ppl.id) FILTER (WHERE ppl.active = False) as count_inactive,
                    pr.human_last_update as human_last_update,
                    STRING_AGG(DISTINCT ppl.name, ', ') as promotion_program_line_names  -- Concatenate promotion_program_line names
                FROM product_product p
                LEFT JOIN product_template pt ON pt.id = p.product_tmpl_id
                LEFT JOIN promotion_product pp ON pp.product_id = p.id 
                LEFT JOIN promotion_program_line ppl ON ppl.id = pp.program_line_id
                LEFT JOIN product_pricelist_item ppi ON ppi.product_id = p.id
                LEFT JOIN purchase_pricelist pr ON pr.product_id = p.id
                LEFT JOIN promotion_product prp ON prp.product_id = p.id  -- Join with promotion.product
                WHERE p.active = True
                AND pt.sale_ok = True
                AND ppi.pricelist_id = 17023
                GROUP BY p.id, ppi.id, pr.human_last_update
            );
        """.format(
            table=self._table, 
            count_active=sql['count_active'],
            count_inactive=sql['count_inactive']
        ))