Initial commit

Fusion Accounting/models/res_currency.py

@@ -0,0 +1,41 @@
+# Fusion Accounting - Currency Extensions
+# Incorporates manual fiscal year boundaries into the currency rate table
+
+from odoo import models
+
+
+class FusionResCurrency(models.Model):
+    """Extends the currency rate table generation to honour manually
+    defined fiscal years when computing period boundaries."""
+
+    _inherit = 'res.currency'
+
+    def _get_currency_table_fiscal_year_bounds(self, main_company):
+        """Merge automatically computed fiscal-year boundaries with
+        any manually defined ``account.fiscal.year`` records, ensuring
+        that manual periods take precedence within their date ranges."""
+        auto_bounds = super()._get_currency_table_fiscal_year_bounds(main_company)
+
+        manual_fy_records = self.env['account.fiscal.year'].search(
+            self.env['account.fiscal.year']._check_company_domain(main_company),
+            order='date_from ASC',
+        )
+        manual_periods = manual_fy_records.mapped(lambda fy: (fy.date_from, fy.date_to))
+
+        merged = []
+        for auto_start, auto_end in auto_bounds:
+            # Pop manual periods that fall within this automatic boundary
+            while (
+                manual_periods
+                and (
+                    not auto_end
+                    or (auto_start and auto_start <= manual_periods[0][0] and auto_end >= manual_periods[0][0])
+                    or auto_end >= manual_periods[0][1]
+                )
+            ):
+                merged.append(manual_periods.pop(0))
+
+            if not merged or merged[-1][1] < auto_start:
+                merged.append((auto_start, auto_end))
+
+        return merged