[FIX] - contract recurring_next_date ignore canceled lines

[FIX] - fix _get_invoiced_period if recurring_next_date manually updated

contract/models/contract.py

@@ -56,11 +56,14 @@ class AccountAnalyticAccount(models.Model):
             if date_end and all(date_end):
                 contract.date_end = max(date_end)
 
-    @api.depends('recurring_invoice_line_ids.recurring_next_date')
+    @api.depends(
+        'recurring_invoice_line_ids.recurring_next_date',
+        'recurring_invoice_line_ids.is_canceled',
+    )
     def _compute_recurring_next_date(self):
         for contract in self:
             recurring_next_date = contract.recurring_invoice_line_ids.filtered(
-                'recurring_next_date'
+                lambda l: l.recurring_next_date and not l.is_canceled
             ).mapped('recurring_next_date')
             if recurring_next_date:
                 contract.recurring_next_date = min(recurring_next_date)

contract/models/contract_line.py

@@ -29,7 +29,7 @@ class AccountAnalyticInvoiceLine(models.Model):
     date_end = fields.Date(string='Date End', index=True)
     recurring_next_date = fields.Date(string='Date of Next Invoice')
     last_date_invoiced = fields.Date(
-        string='Last Date Invoiced', readonly=True
+        string='Last Date Invoiced', readonly=True, copy=False
     )
     create_invoice_visibility = fields.Boolean(
         compute='_compute_create_invoice_visibility'
@@ -403,17 +403,20 @@ class AccountAnalyticInvoiceLine(models.Model):
             else self.date_start
         )
         if self.recurring_rule_type == 'monthlylastday':
-            last_date_invoiced = first_date_invoiced + self.get_relative_delta(
-                self.recurring_rule_type, self.recurring_interval - 1
-            )
+            last_date_invoiced = self.recurring_next_date
         else:
+            if self.recurring_invoicing_type == 'pre-paid':
                 last_date_invoiced = (
-                first_date_invoiced
+                    self.recurring_next_date
                     + self.get_relative_delta(
                         self.recurring_rule_type, self.recurring_interval
                     )
                     - relativedelta(days=1)
                 )
+            else:
+                last_date_invoiced = self.recurring_next_date - relativedelta(
+                    days=1
+                )
         if self.date_end and self.date_end < last_date_invoiced:
             last_date_invoiced = self.date_end
         return first_date_invoiced, last_date_invoiced

contract/tests/test_contract.py

@@ -159,6 +159,24 @@ class TestContract(TestContractBase):
             self.contract.partner_id.user_id, self.invoice_monthly.user_id
         )
 
+    def test_contract_recurring_next_date(self):
+        recurring_next_date = to_date('2018-01-15')
+        self.assertEqual(
+            self.contract.recurring_next_date, recurring_next_date
+        )
+        contract_line = self.acct_line.copy(
+            {'recurring_next_date': '2018-01-14'}
+        )
+        recurring_next_date = to_date('2018-01-14')
+        self.assertEqual(
+            self.contract.recurring_next_date, recurring_next_date
+        )
+        contract_line.cancel()
+        recurring_next_date = to_date('2018-01-15')
+        self.assertEqual(
+            self.contract.recurring_next_date, recurring_next_date
+        )
+
     def test_contract_daily(self):
         recurring_next_date = to_date('2018-02-23')
         last_date_invoiced = to_date('2018-02-22')
@@ -1299,6 +1317,36 @@ class TestContract(TestContractBase):
         self.assertEqual(first, to_date('2018-03-01'))
         self.assertEqual(last, to_date('2018-03-15'))
 
+    def test_get_invoiced_period_monthly_pre_paid_2(self):
+        self.acct_line.date_start = '2018-01-05'
+        self.acct_line.recurring_invoicing_type = 'pre-paid'
+        self.acct_line.recurring_rule_type = 'monthly'
+        self.acct_line.date_end = '2018-08-15'
+        self.acct_line._onchange_date_start()
+        self.contract.recurring_create_invoice()
+        first, last = self.acct_line._get_invoiced_period()
+        self.assertEqual(first, to_date('2018-02-05'))
+        self.assertEqual(last, to_date('2018-03-04'))
+        self.acct_line.recurring_next_date = '2018-06-05'
+        first, last = self.acct_line._get_invoiced_period()
+        self.assertEqual(first, to_date('2018-02-05'))
+        self.assertEqual(last, to_date('2018-07-04'))
+
+    def test_get_invoiced_period_monthly_post_paid_2(self):
+        self.acct_line.date_start = '2018-01-05'
+        self.acct_line.recurring_invoicing_type = 'post-paid'
+        self.acct_line.recurring_rule_type = 'monthly'
+        self.acct_line.date_end = '2018-08-15'
+        self.acct_line._onchange_date_start()
+        self.contract.recurring_create_invoice()
+        first, last = self.acct_line._get_invoiced_period()
+        self.assertEqual(first, to_date('2018-02-05'))
+        self.assertEqual(last, to_date('2018-03-04'))
+        self.acct_line.recurring_next_date = '2018-06-05'
+        first, last = self.acct_line._get_invoiced_period()
+        self.assertEqual(first, to_date('2018-02-05'))
+        self.assertEqual(last, to_date('2018-06-04'))
+
     def test_get_invoiced_period_monthly_post_paid(self):
         self.acct_line.date_start = '2018-01-05'
         self.acct_line.recurring_invoicing_type = 'post-paid'