FIX, track PIT in case not 150,000, on Exp

l10n_th_account_tax/models/account_move.py

@@ -377,8 +377,14 @@ class AccountMove(models.Model):
     )
 
     def _compute_has_wht(self):
+        """Has WHT when
+        1. Has wht_tax_id
+        2. Is not invoice (move_type == 'entry')
+        """
         for rec in self:
-            rec.has_wht = len(rec.line_ids.mapped("wht_tax_id")) > 0
+            wht_tax = True if rec.line_ids.mapped("wht_tax_id") else False
+            not_inv = rec.move_type == "entry"
+            rec.has_wht = wht_tax and not_inv
 
     @api.depends("wht_cert_ids.state")
     def _compute_wht_cert_status(self):
@@ -486,7 +492,7 @@ def _post(self, soft=True):
                 for wht_move in wht_moves
             ]
             move.write({"wht_move_ids": [(5, 0, 0)] + withholding_moves})
-            # On payment JE, keep track of move when PIT not withheld, use date from vendor bill
+            # On payment JE, keep track of move when PIT not withheld, use data from vendor bill
             if move.payment_id and not move.payment_id.wht_move_ids.mapped("is_pit"):
                 if self.env.context.get("active_model") == "account.move":
                     bills = self.env["account.move"].browse(

l10n_th_account_tax/views/account_move_view.xml

@@ -23,7 +23,7 @@
                     class="alert alert-warning"
                     role="alert"
                     style="margin-bottom:0px;"
-                    attrs="{'invisible': ['|', '|', ('move_type', '!=', 'entry'), ('wht_cert_status', '!=', 'none'), ('state', '!=', 'posted')]}"
+                    attrs="{'invisible': ['|', ('wht_cert_status', '!=', 'none'), ('state', '!=', 'posted')]}"
                 >
                     This entry containg withholding tax, but no withholding tax certs. created yet.
                     <button

l10n_th_account_tax/views/account_payment_view.xml

@@ -26,7 +26,7 @@
                     class="alert alert-warning"
                     role="alert"
                     style="margin-bottom:0px;"
-                    attrs="{'invisible': ['|', '|', ('move_type', '!=', 'entry'), ('wht_cert_status', '!=', 'none'), ('state', '!=', 'posted')]}"
+                    attrs="{'invisible': ['|', ('wht_cert_status', '!=', 'none'), ('state', '!=', 'posted')]}"
                 >
                     This entry containg withholding tax, but no withholding tax certs. created yet.
                     <button

l10n_th_account_tax_expense/models/account_move.py

@@ -56,3 +56,35 @@ def _assign_tax_invoice(self):
                     bill_partner = tax_invoice.move_line_id.expense_id.bill_partner_id
                     if bill_partner:
                         tax_invoice.write({"partner_id": bill_partner.id})
+
+    def _compute_has_wht(self):
+        """Has WHT when
+        Is expense's JE when (
+            move_type == 'entry'
+            and lines with expense_id
+            and not lines with payment_id
+        )
+        """
+        super()._compute_has_wht()
+        for rec in self.filtered("has_wht"):
+            exp_move = (
+                rec.move_type == "entry"
+                and rec.line_ids.filtered("expense_id")
+                and not rec.line_ids.filtered("payment_id")
+            )
+            if exp_move:
+                rec.has_wht = False
+
+    def _prepare_withholding_move(self, wht_move):
+        """ Prepare dict for account.withholding.move on Expense"""
+        res = super()._prepare_withholding_move(wht_move)
+        # Is this an expense's journal entry?
+        is_expense = wht_move.expense_id and not wht_move.payment_id
+        if is_expense:
+            res.update(
+                {
+                    "amount_income": abs(wht_move.balance),
+                    "amount_wht": 0.0,
+                }
+            )
+        return res