handle case of current vendor sharing min sequence with at least another vendor…

handle case of current vendor sharing min sequence with at least another vendor to make sure that current vendor base_price is used to update product template price

intercoop_addons/coop_purchase/models/purchase_order_line.py

@@ -35,10 +35,10 @@ class PurchaseOrderLine(models.Model):
                     current_sequence = vendor_price_line.sequence
 
                     # No update if the current vendor is the main one
-                    if vendor_price_line.sequence != min_sequence:
+                    if vendor_price_line.sequence != min_sequence or product.seller_ids.mapped('sequence').count(min_sequence) > 1:
                         for seller in product.seller_ids:
                             if seller.id != vendor_price_line.id and \
-                                    seller.sequence < current_sequence:
+                                    seller.sequence <= current_sequence:
                                 seller.write({'sequence': seller.sequence + 1})
                         main_vendor = vendor_price_line.name
                         vendor_price_line.write({'sequence': min_sequence})