DJANGO Phase 1

backend/igny8_core/modules/billing/admin.py

@@ -3,6 +3,7 @@ Billing Module Admin
 """
 from django.contrib import admin
 from django.utils.html import format_html
+from django.contrib import messages
 from igny8_core.admin.base import AccountAdminMixin
 from igny8_core.business.billing.models import (
     CreditCostConfig,
@@ -12,12 +13,28 @@ from igny8_core.business.billing.models import (
     PaymentMethodConfig,
 )
 from .models import CreditTransaction, CreditUsageLog, AccountPaymentMethod
+from import_export.admin import ExportMixin
+from import_export import resources
+from rangefilter.filters import DateRangeFilter
+
+
+from rangefilter.filters import DateRangeFilter
+
+
+class CreditTransactionResource(resources.ModelResource):
+    """Resource class for exporting Credit Transactions"""
+    class Meta:
+        model = CreditTransaction
+        fields = ('id', 'account__name', 'transaction_type', 'amount', 'balance_after', 
+                  'description', 'reference_id', 'created_at')
+        export_order = fields
 
 
 @admin.register(CreditTransaction)
-class CreditTransactionAdmin(AccountAdminMixin, admin.ModelAdmin):
+class CreditTransactionAdmin(ExportMixin, AccountAdminMixin, admin.ModelAdmin):
+    resource_class = CreditTransactionResource
     list_display = ['id', 'account', 'transaction_type', 'amount', 'balance_after', 'description', 'created_at']
-    list_filter = ['transaction_type', 'created_at', 'account']
+    list_filter = ['transaction_type', ('created_at', DateRangeFilter), 'account']
     search_fields = ['description', 'account__name']
     readonly_fields = ['created_at']
     date_hierarchy = 'created_at'
@@ -66,8 +83,18 @@ class InvoiceAdmin(AccountAdminMixin, admin.ModelAdmin):
     readonly_fields = ['created_at', 'updated_at']
 
 
+class PaymentResource(resources.ModelResource):
+    """Resource class for exporting Payments"""
+    class Meta:
+        model = Payment
+        fields = ('id', 'invoice__invoice_number', 'account__name', 'payment_method', 
+                  'status', 'amount', 'currency', 'manual_reference', 'approved_by__email',
+                  'processed_at', 'created_at')
+        export_order = fields
+
+
 @admin.register(Payment)
-class PaymentAdmin(AccountAdminMixin, admin.ModelAdmin):
+class PaymentAdmin(ExportMixin, AccountAdminMixin, admin.ModelAdmin):
     """
     Main Payment Admin with approval workflow.
     When you change status to 'succeeded', it automatically:
@@ -76,6 +103,7 @@ class PaymentAdmin(AccountAdminMixin, admin.ModelAdmin):
     - Activates account
     - Adds credits
     """
+    resource_class = PaymentResource
     list_display = [
         'id',
         'invoice',
@@ -88,7 +116,7 @@ class PaymentAdmin(AccountAdminMixin, admin.ModelAdmin):
         'approved_by',
         'processed_at',
     ]
-    list_filter = ['status', 'payment_method', 'currency', 'created_at', 'processed_at']
+    list_filter = ['status', 'payment_method', 'currency', ('created_at', DateRangeFilter), ('processed_at', DateRangeFilter)]
     search_fields = [
         'invoice__invoice_number', 
         'account__name',