[ADD] use tag in sales report

report/hall_contract_sale_report.py

 # Copyright 2023 Le Filament (https://le-filament.com)
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html)
 
-from odoo import fields, models, tools
+from odoo import fields, models, tools, api
 
 
 class HallContractSaleReport(models.Model):
@@ -18,8 +18,11 @@ class HallContractSaleReport(models.Model):
     slot_id = fields.Many2one(
         comodel_name="hall.day.slot", string="Créneau Horaire", readonly=True
     )
-    tag_id = fields.Many2one(
-        comodel_name="hall.contract.tag", string="Etiquette", readonly=True
+    tag_ids = fields.Many2many(
+        comodel_name="hall.contract.tag",
+        string="Etiquette",
+        compute="_compute_tags",
+        search="_search_tags",
     )
 
     nb_receipts = fields.Integer("Nombre de tickets")
@@ -86,6 +89,14 @@ class HallContractSaleReport(models.Model):
         ],
     }
 
+    @api.depends('contract_id')
+    def _compute_tags(self):
+        for s in self:
+            s.tag_ids = s.contract_id.tag_ids
+
+    def _search_tags(self, operator, value):
+        return [('contract_id.tag_ids', operator, value)]
+
     def _select(self):
         return """
             SELECT
@@ -93,7 +104,6 @@ class HallContractSaleReport(models.Model):
                 s.contract_id,
                 s.day_date,
                 s.slot_id,
-                s.tag_id,
                 s.nb_receipts,
                 s.nb_seats,
                 s.sales_excl_taxes,
@@ -120,8 +130,6 @@ class HallContractSaleReport(models.Model):
                 hall_contract_sale s
             LEFT JOIN
                 hall_contract c ON c.id = s.contract_id
-            LEFT JOIN
-                hall_contract_tag ct ON ct.id = s.tag_id
             LEFT JOIN
                 hall_contract_sale_tax tva5 ON tva5.sale_id = s.id and tva5.tax_rate = 0.055
             LEFT JOIN

report/hall_contract_sale_report.xml

@@ -11,7 +11,6 @@
                  <field name="contract_id" type="col" />
                  <field name="day_date" type="row" />
                  <field name="slot_id" type="row" />
-                 <field name="tag_id" type="row" />
                  <field name="sales_excl_taxes" type="measure" />
                  <field name="sales_incl_taxes" type="measure" />
              </pivot>
@@ -36,7 +35,7 @@
              <tree>
                  <field name="day_date" optional="show" />
                  <field name="contract_id" optional="hide" />
-                 <field name="tag_id" optional="hide" />
+                 <field name="tag_ids" optional="hide" />
                  <field name="commercial_name" />
                  <field name="hall_id" />
                  <field name="stand_id" optional="hide" />
@@ -73,7 +72,7 @@
                 <field name="day_date" />
                 <field name="location" />
                 <field name="day_name" />
-
+                <field name="tag_ids" />
                 <filter
                     name="filter_day_date"
                     date="day_date"
@@ -129,6 +128,7 @@
                     <field name="contract_id" select="multi" filters="1" />
                     <field name="day_name" select="multi" filters="1" />
                     <field name="slot_id" select="multi" filters="1" />
+                    <field name="tag_ids" select="multi" filters="1" />
                 </searchpanel>
             </search>
         </field>