fixed ljp calculation

jdav_web/finance/models.py

@@ -298,6 +298,11 @@ class Statement(CommonModel):
     def total_bills_theoretic(self):
         return sum([bill.amount for bill in self.bill_set.all()])
 
+    @property
+    def total_bills_not_covered(self):
+        """Returns the sum of bills that are not marked for reimbursement by the finance officer"""
+        return sum([bill.amount for bill in self.bill_set.all()]) - self.total_bills
+
     @property
     def euro_per_km(self):
         if self.excursion is None:
@@ -407,8 +412,13 @@ class Statement(CommonModel):
     @property
     def paid_ljp_contributions(self):
         if hasattr(self.excursion, 'ljpproposal') and self.ljp_to:
-            return cvt_to_decimal((1-settings.LJP_TAX) * min(settings.LJP_CONTRIBUTION_PER_DAY * self.excursion.ljp_participant_count * self.excursion.ljp_duration,
+            return cvt_to_decimal(
-                                  0.9 * float(self.total_bills_theoretic) + float(self.total_staff)))
+                min(
+                    (1-settings.LJP_TAX) * settings.LJP_CONTRIBUTION_PER_DAY * self.excursion.ljp_participant_count * self.excursion.ljp_duration,
+                    (1-settings.LJP_TAX) * 0.9 * (float(self.total_bills_not_covered) + float(self.total_staff) ),
+                    float(self.total_bills_not_covered)
+                )
+            )
         else:
             return 0
 
@@ -457,6 +467,7 @@ class Statement(CommonModel):
                 'theoretical_total_staff': self.theoretical_total_staff,
                 'real_staff_count': self.real_staff_count,
                 'total_subsidies': self.total_subsidies,
+                'total_allowance': self.total_allowance,
                 'subsidy_to': self.subsidy_to,
                 'allowance_to': self.allowance_to,
                 'paid_ljp_contributions': self.paid_ljp_contributions,

jdav_web/finance/templates/admin/overview_submitted_statement.html

@@ -160,7 +160,7 @@ Once their proposal was approved, the ljp contributions of should be paid to:{%
             {% trans "Contributions by the association" %}
         </td>
         <td>
-            {{ total_subsidies_theoretical }}€
+            {{ total_subsidies }}€
         </td>
     </tr>
     <tr>