[IMP]pms: improvement invoice workflow

pms/models/pms_folio.py

@@ -1836,6 +1836,7 @@ class PmsFolio(models.Model):
             "url": self.get_portal_url(),
         }
 
+    # flake8:noqa=C901
     def _create_invoices(
         self,
         grouped=False,
@@ -1888,6 +1889,46 @@ class PmsFolio(models.Model):
         if not grouped:
             invoice_vals_list = self._get_group_vals_list(invoice_vals_list)
 
+        partner_invoice = self.env["res.partner"].browse(partner_invoice_id)
+        partner_invoice_policy = (
+            self.pms_property_id.default_invoicing_policy
+            if partner_invoice.invoicing_policy == "property"
+            else partner_invoice.invoicing_policy
+        )
+
+        if date:
+            invoice_date = date
+        if partner_invoice_policy == "checkout":
+            margin_days_autoinvoice = (
+                self.pms_property_id.margin_days_autoinvoice
+                if partner_invoice.margin_days_autoinvoice == 0
+                else partner_invoice.margin_days_autoinvoice
+            )
+            invoice_date = max(
+                self.env["pms.reservation"]
+                .search([("sale_line_ids", "in", list(lines_to_invoice.keys()))])
+                .mapped("checkout")
+            ) + datetime.timedelta(days=margin_days_autoinvoice)
+        if partner_invoice_policy == "month_day":
+            month_day = (
+                self.pms_property_id.invoicing_month_day
+                if partner_invoice.invoicing_month_day == 0
+                else partner_invoice.invoicing_month_day
+            )
+            invoice_date = datetime.date(
+                datetime.date.today().year,
+                datetime.date.today().month,
+                month_day,
+            )
+            if invoice_date < datetime.date.today():
+                invoice_date = datetime.date(
+                    datetime.date.today().year,
+                    datetime.date.today().month + 1,
+                    month_day,
+                )
+        for vals in invoice_vals_list:
+            vals["invoice_date"] = invoice_date
+
         # 3) Create invoices.
 
         # As part of the invoice creation, we make sure the

pms/models/pms_property.py

@@ -643,6 +643,7 @@ class PmsProperty(models.Model):
     def autoinvoicing(self):
         """
         This method is used to invoicing automatically the folios
+        and validate the draft invoices created by the folios
         """
         folios = self.env["pms.folio"].search(
             [
@@ -653,8 +654,9 @@ class PmsProperty(models.Model):
         paid_folios = folios.filtered(lambda f: f.pending_amount <= 0)
         unpaid_folios = folios.filtered(lambda f: f.pending_amount > 0)
         folios_to_invoice = paid_folios
+        # If the folio is unpaid we will auto invoice only the
+        # not cancelled lines
         for folio in unpaid_folios:
-            # REVIEW: Change this by state flow folio control
             if any([res.state != "cancel" for res in folio.reservation_ids]):
                 folios_to_invoice += folio
             else:
@@ -668,6 +670,20 @@ class PmsProperty(models.Model):
                     invoice.action_post()
             except Exception as e:
                 folio.message_post(body=_("Error in autoinvoicing folio: " + str(e)))
+        draft_invoices_to_post = self.env["account.move"].search(
+            [
+                ("state", "=", "draft"),
+                ("invoice_date", "=", fields.date.today()),
+                ("folio_ids", "!=", False),
+            ]
+        )
+        for invoice in draft_invoices_to_post:
+            try:
+                invoice.action_post()
+            except Exception as e:
+                invoice.message_post(
+                    body=_("Error in autoinvoicing invoice: " + str(e))
+                )
         return True
 
     @api.constrains("journal_normal_invoice_id")