[FIX] rma_purchase: Reconcile the interim accounts when vendor bill is posted

rma_purchase/models/account_move.py

@@ -11,3 +11,31 @@ class AccountMove(models.Model):
         data = super(AccountMove, self)._prepare_invoice_line_from_rma_line(line)
         data["purchase_line_id"]: line.id
         return data
+
+    def action_post(self):
+        res = super(AccountMove, self).action_post()
+        for move in self:
+            rma_mls = move.line_ids.filtered(lambda l: l.rma_line_id)
+            if rma_mls:
+                # Try to reconcile the interim accounts for RMA lines
+                rmas = rma_mls.mapped("rma_line_id")
+                for rma in rmas:
+                    product_accounts = (
+                        rma.product_id.product_tmpl_id._get_product_accounts()
+                    )
+                    if rma.type == "customer":
+                        product_interim_account = product_accounts["stock_output"]
+                    else:
+                        product_interim_account = product_accounts["stock_input"]
+                    if product_interim_account.reconcile:
+                        # Get the in and out moves
+                        amls = self.env["account.move.line"].search(
+                            [
+                                ("rma_line_id", "=", rma.id),
+                                ("account_id", "=", product_interim_account.id),
+                                ("parent_state", "=", "posted"),
+                                ("reconciled", "=", False),
+                            ]
+                        )
+                        amls.reconcile()
+        return res