update api and add more features

app/Http/Controllers/Api/Finance/FeeCalculationController.php

@@ -3,12 +3,18 @@
 namespace App\Http\Controllers\Api\Finance;
 
 use App\Http\Controllers\Api\Core\BaseApiController;
+use App\Http\Requests\Finance\FeeFamilyBalanceRequest;
 use App\Http\Requests\Finance\FeeRefundRequest;
+use App\Http\Requests\Finance\FeeTuitionBreakdownRequest;
 use App\Http\Requests\Finance\FeeTuitionTotalRequest;
+use App\Http\Resources\Fees\FeeFamilyBalanceResource;
 use App\Http\Resources\Fees\FeeRefundResource;
+use App\Http\Resources\Fees\FeeTuitionBreakdownResource;
 use App\Http\Resources\Fees\FeeTuitionTotalResource;
+use App\Services\Billing\BalanceCalculationService;
 use App\Services\Fees\FeeRefundCalculatorService;
 use App\Services\Fees\FeeStudentFeeService;
+use App\Services\Fees\TuitionCalculationService;
 use Illuminate\Http\JsonResponse;
 use Illuminate\Support\Facades\Log;
 
@@ -16,7 +22,9 @@ class FeeCalculationController extends BaseApiController
 {
     public function __construct(
         private FeeRefundCalculatorService $refunds,
-        private FeeStudentFeeService $tuition
+        private FeeStudentFeeService $tuition,
+        private TuitionCalculationService $tuitionCalculator,
+        private BalanceCalculationService $balance
     ) {
         parent::__construct();
     }
@@ -69,4 +77,55 @@ class FeeCalculationController extends BaseApiController
             ]),
         ]);
     }
+
+    public function tuitionBreakdown(FeeTuitionBreakdownRequest $request): JsonResponse
+    {
+        $payload = $request->validated();
+
+        try {
+            $result = $this->tuitionCalculator->calculate($payload['students']);
+        } catch (\Throwable $e) {
+            Log::error('Tuition breakdown calculation failed', [
+                'exception' => $e,
+            ]);
+
+            return response()->json([
+                'ok' => false,
+                'message' => 'Unable to calculate tuition breakdown.',
+            ], 500);
+        }
+
+        return response()->json([
+            'ok' => true,
+            'tuition' => new FeeTuitionBreakdownResource($result),
+        ]);
+    }
+
+    public function familyBalance(FeeFamilyBalanceRequest $request): JsonResponse
+    {
+        $payload = $request->validated();
+
+        try {
+            $result = $this->balance->calculateFamilyAccount(
+                $payload['students'],
+                (int) $payload['parent_id'],
+                $payload['school_year'] ?? null
+            );
+        } catch (\Throwable $e) {
+            Log::error('Family balance calculation failed', [
+                'parent_id' => $payload['parent_id'] ?? null,
+                'exception' => $e,
+            ]);
+
+            return response()->json([
+                'ok' => false,
+                'message' => 'Unable to calculate family balance.',
+            ], 500);
+        }
+
+        return response()->json([
+            'ok' => true,
+            'account' => new FeeFamilyBalanceResource($result),
+        ]);
+    }
 }