委外加工采购单与制造订单进行关联

sf_manufacturing/models/purchase_order.py

@@ -10,6 +10,39 @@ from odoo.tools import OrderedSet
 # _get_surface_technics_purchase_ids
 class PurchaseOrder(models.Model):
     _inherit = 'purchase.order'
+    production_count = fields.Integer(
+        "关联制造订单",
+        compute='_compute_workorder_count',
+        )
+
+    def action_view_production(self):
+        origins = [order.name for order in self.picking_ids]
+        production_id = self.env['mrp.production'].search([('origin', 'in', origins)])
+        if not production_id:
+            return
+        action = {
+            'res_model': 'mrp.production',
+            'type': 'ir.actions.act_window',
+        }
+        if len(production_id) == 1:
+            action.update({
+                'view_mode': 'form',
+                'res_id': production_id.id,
+            })
+        else:
+            action.update({
+                'name': _("制造订单列表"),
+                'domain': [('id', 'in', production_id.ids)],
+                'view_mode': 'tree,form',
+            })
+        return action
+
+
+    def _compute_workorder_count(self):
+        for purchase in self:
+            origins = [order.name for order in purchase.picking_ids]
+            production_id = self.env['mrp.production'].search([('origin', 'in', origins)])
+            purchase.production_count = len(production_id)
     def button_confirm(self):
         super().button_confirm()
         workorders = self.env['mrp.workorder'].search([('purchase_id', '=', self.id)])