Add module sale_mrp_usability (backport of a feature of v14)

sale_mrp_usability/models/sale.py

@@ -0,0 +1,39 @@
+# This code is a backport from odoo v14
+# Copyright Odoo SA
+# Same licence as Odoo (LGPL)
+
+from odoo import api, fields, models, _
+
+
+class SaleOrder(models.Model):
+    _inherit = 'sale.order'
+
+    mrp_production_count = fields.Integer(
+        "Count of MO generated",
+        compute='_compute_mrp_production_count',
+        groups='mrp.group_mrp_user')
+
+    @api.depends('procurement_group_id.stock_move_ids.created_production_id')
+    def _compute_mrp_production_count(self):
+        for sale in self:
+            sale.mrp_production_count = len(sale.procurement_group_id.stock_move_ids.mapped('created_production_id'))
+
+    def action_view_mrp_production(self):
+        self.ensure_one()
+        mrp_production_ids = self.procurement_group_id.stock_move_ids.mapped('created_production_id').ids
+        action = {
+            'res_model': 'mrp.production',
+            'type': 'ir.actions.act_window',
+        }
+        if len(mrp_production_ids) == 1:
+            action.update({
+                'view_mode': 'form',
+                'res_id': mrp_production_ids[0],
+            })
+        else:
+            action.update({
+                'name': _("Manufacturing Orders Generated by %s" % self.name),
+                'domain': [('id', 'in', mrp_production_ids)],
+                'view_mode': 'tree,form',
+            })
+        return action