first commit

__init__.py

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+from . import models

__manifest__.py

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+{
+    'name': 'Purchase Report Billed Measures',
+    'version': '1.0',
+    'category': 'Purchase',
+    'summary': 'Add Total Billed and Untaxed Total Billed to Purchase Analysis',
+    'description': """
+        This module adds 'Total Billed' and 'Untaxed Total Billed' measures to the Purchase Analysis Report.
+        It computes these values based on the account move lines linked to the purchase order lines.
+    """,
+    'depends': ['purchase', 'account'],
+    'data': [],
+    'installable': True,
+    'auto_install': False,
+    'license': 'LGPL-3',
+}

models/__init__.py

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+from . import purchase_report

models/purchase_report.py

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+# -*- coding: utf-8 -*-
+from odoo import fields, models
+
+
+class PurchaseReport(models.Model):
+    _inherit = "purchase.report"
+
+    billed_total = fields.Float('Total Billed', readonly=True)
+    billed_untaxed_total = fields.Float('Untaxed Total Billed', readonly=True)
+
+    def _select(self):
+        select_str = super()._select()
+        # aml.balance is in company currency.
+        # We estimate tax included amount in company currency using the ratio of price_total/price_subtotal from the original currency.
+        select_str += """
+            , sum(sub_aml.billed_total_cc)::decimal(16,2) * currency_table.rate as billed_total
+            , sum(sub_aml.billed_untaxed_total_cc)::decimal(16,2) * currency_table.rate as billed_untaxed_total
+        """
+        return select_str
+
+    def _from(self):
+        from_str = super()._from()
+        from_str += """
+            left join (
+                select
+                    aml.purchase_line_id,
+                    sum(aml.balance * CASE WHEN aml.price_subtotal != 0 THEN aml.price_total / aml.price_subtotal ELSE 1.0 END) as billed_total_cc,
+                    sum(aml.balance) as billed_untaxed_total_cc
+                from account_move_line aml
+                join account_move am on (aml.move_id = am.id)
+                where am.move_type in ('in_invoice', 'in_refund')
+                  and am.state != 'cancel'
+                  and aml.purchase_line_id is not null
+                group by aml.purchase_line_id
+            ) sub_aml on (l.id = sub_aml.purchase_line_id)
+        """
+        return from_str