[IMP] hr_expense: use all taxes as price_included

In expense flow the taxes are calculated as included in price.
Prior, to guarantee it, we had domain - ('price_include', '=', True) on taxes.
That could be inconvenient from user's point of view, as they first needed to
define taxes with price_include = True. That led to users duplicating taxes
between included/excluded just so that they could use taxes in expense.

Now we force taxes to act like price_include = True. This way, user does not
need to define taxes just for expense's purposes and still taxes will be calculated
as it supposed to be - included in price.

task - 2850882

closes odoo/odoo#94392

Signed-off-by: Kevin Baptiste <kba@odoo.com>

addons/hr_expense/models/hr_expense.py

@@ -76,7 +76,7 @@ class HrExpense(models.Model):
     quantity = fields.Float(required=True, states={'done': [('readonly', True)]}, digits='Product Unit of Measure', default=1)
     tax_ids = fields.Many2many('account.tax', 'expense_tax', 'expense_id', 'tax_id',
         compute='_compute_from_product_id_company_id', store=True, readonly=False,
-        domain="[('company_id', '=', company_id), ('type_tax_use', '=', 'purchase'), ('price_include', '=', True)]", string='Included taxes')
+        domain="[('company_id', '=', company_id), ('type_tax_use', '=', 'purchase')]", string='Included taxes')
     amount_tax = fields.Monetary(string='Tax amount in Currency', help="Tax amount in currency", compute='_compute_amount_tax', store=True, currency_field='currency_id')
     amount_tax_company = fields.Monetary('Tax amount', help="Tax amount in company currency", compute='_compute_total_amount_company', store=True, currency_field='company_currency_id')
     amount_residual = fields.Monetary(string='Amount Due', compute='_compute_amount_residual')
@@ -187,7 +187,7 @@ class HrExpense(models.Model):
 
     def _get_taxes(self, price, quantity):
         self.ensure_one()
-        return self.tax_ids.compute_all(price_unit=price, currency=self.currency_id, quantity=quantity, product=self.product_id, partner=self.employee_id.user_id.partner_id)
+        return self.tax_ids.with_context(force_price_include=True).compute_all(price_unit=price, currency=self.currency_id, quantity=quantity, product=self.product_id, partner=self.employee_id.user_id.partner_id)
 
     @api.depends("sheet_id.account_move_id.line_ids")
     def _compute_amount_residual(self):
@@ -621,7 +621,7 @@ Or send your receipts at <a href="mailto:%(email)s?subject=Lunch%%20with%%20cust
             unit_amount = expense.total_amount
             quantity = 1
 
-            taxes = expense.tax_ids.with_context(round=True).compute_all(unit_amount, expense.currency_id, quantity, expense.product_id)
+            taxes = expense._get_taxes(price=unit_amount, quantity=quantity)
             total_amount = 0.0
             total_amount_currency = 0.0
             partner_id = expense.employee_id.sudo().address_home_id.commercial_partner_id.id

addons/hr_expense/views/hr_expense_views.xml

@@ -538,7 +538,7 @@
                             </group>
                             <group string="Accounting">
                                 <field name="property_account_expense_id" groups="account.group_account_readonly"/>
-                                <field name="supplier_taxes_id" domain="[('price_include', '=', True)]" widget="many2many_tags" 
+                                <field name="supplier_taxes_id" widget="many2many_tags" 
                                        context="{'default_type_tax_use':'purchase', 'default_price_include': 1}" 
                                        options="{'no_quick_create': True}"/>
                             </group>

addons/hr_expense/wizard/hr_expense_split.py

@@ -41,7 +41,7 @@ class HrExpenseSplit(models.TransientModel):
     @api.depends('total_amount', 'tax_ids')
     def _compute_amount_tax(self):
         for split in self:
-            taxes = split.tax_ids.compute_all(price_unit=split.total_amount, currency=split.currency_id, quantity=1, product=split.product_id)
+            taxes = split.tax_ids.with_context(force_price_include=True).compute_all(price_unit=split.total_amount, currency=split.currency_id, quantity=1, product=split.product_id)
             split.amount_tax = taxes['total_included'] - taxes['total_excluded']
 
     @api.depends('product_id')