feat: improve operations admin

apps/billing/admin.py

@@ -29,8 +29,10 @@ class PointsLedgerAdmin(ReadOnlyLedgerAdmin):
         "ref_call",
     )
     list_filter = ("change_type", "created_at")
-    search_fields = ("user__username", "user__email", "reason")
+    search_fields = ("user__username", "user__email", "=ref_order_id", "reason")
     ordering = ("-created_at", "-id")
+    date_hierarchy = "created_at"
+    list_select_related = ("user", "ref_call")
 
 
 @admin.register(PricingRule)
@@ -47,6 +49,7 @@ class PricingRuleAdmin(admin.ModelAdmin):
     search_fields = ("alias", "resolution")
     ordering = ("operation_type", "alias", "resolution")
     readonly_fields = ("created_at", "updated_at")
+    list_editable = ("points_cost", "is_active")
 
     @admin.display(description="resolution")
     def resolution_display(self, obj):
@@ -66,6 +69,8 @@ class ExchangeRateAdmin(admin.ModelAdmin):
     search_fields = ("currency", "note")
     ordering = ("-effective_from", "-id")
     readonly_fields = ("created_at", "updated_at")
+    list_editable = ("is_active",)
+    date_hierarchy = "effective_from"
 
 
 @admin.register(RechargeOrder)
@@ -90,6 +95,8 @@ class RechargeOrderAdmin(ReadOnlyLedgerAdmin):
         "payment_txn_no",
     )
     ordering = ("-created_at", "-id")
+    date_hierarchy = "created_at"
+    list_select_related = ("user",)
 
 
 @admin.register(CallRecord)
@@ -112,8 +119,11 @@ class CallRecordAdmin(ReadOnlyLedgerAdmin):
         "api_key__key_prefix",
         "alias",
         "model_used",
+        "prompt",
         "error_message",
         "result_ref",
         "result_summary",
     )
     ordering = ("-created_at", "-id")
+    date_hierarchy = "created_at"
+    list_select_related = ("user", "api_key")