fix issue with blue

odex25_purchase/purchase_requisition_custom/models/purchase_order.py

@@ -18,6 +18,20 @@ class AccountMove(models.Model):
         else:
             self.purpose = ''
 
+    @api.model_create_multi
+    def create(self, vals_list):
+        moves = super(AccountMove, self).create(vals_list)
+        for move in moves:
+            if move.purchase_id:
+                move.purpose = move.purchase_id.purpose
+        return moves
+
+    def write(self, vals):
+        if vals.get('purchase_id'):
+            po = self.env['purchase.order'].browse(vals['purchase_id'])
+            vals['purpose'] = po.purpose
+        super(AccountMove, self).write(vals)
+
 class PurchaseOrderCustom(models.Model):
     _inherit = "purchase.order"