Redis Cache for Metrics (#69)

app/Http/Controllers/Frontend/MetricController.php

@@ -5,32 +5,85 @@
 use App\Enums\UserType;
 use App\Http\Controllers\Controller;
 use App\Models\User;
+use Illuminate\Http\JsonResponse;
 use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Redis;
 
 class MetricController extends Controller
 {
-    public function totalBitcoiners()
+    /**
+     * Get Total Bitcoiners
+     *
+     * @return JsonResponse
+     */
+    public function totalBitcoiners(): JsonResponse
     {
+        // Check if the total bitcoiners metric is cached in Redis
+        $totalBitcoiners = Redis::get('total_bitcoiners');
+
+        if ($totalBitcoiners) {
+            return response()->json([
+                'totalBitcoiners' => (int)$totalBitcoiners,
+            ]);
+        }
+
         $totalBitcoiners = User::where('type', UserType::BITCOINER)->count();
 
+        // Cache the total bitcoiners metric in Redis for 1 hour
+        Redis::setex('total_bitcoiners', 3600, $totalBitcoiners);
+
         return response()->json([
             'totalBitcoiners' => $totalBitcoiners,
         ]);
     }
 
-    public function totalShitcoiners()
+    /**
+     * Get Total Shitcoiners
+     *
+     * @return JsonResponse
+     */
+    public function totalShitcoiners(): JsonResponse
     {
+        // Check if the total shitcoiners metric is cached in Redis
+        $totalShitcoiners = Redis::get('total_shitcoiners');
+
+        if ($totalShitcoiners) {
+            return response()->json([
+                'totalShitcoiners' => (int)$totalShitcoiners,
+            ]);
+        }
+
         $totalShitcoiners = User::where('type', UserType::SHITCOINER)->count();
 
+        // Cache the total shitcoiners metric in Redis for 1 hour
+        Redis::setex('total_shitcoiners', 3600, $totalShitcoiners);
+
         return response()->json([
             'totalShitcoiners' => $totalShitcoiners,
         ]);
     }
 
-    public function totalNocoiners()
+    /**
+     * Get Total Nocoiners
+     *
+     * @return JsonResponse
+     */
+    public function totalNocoiners(): JsonResponse
     {
+        // Check if the total nocoiners metric is cached in Redis
+        $totalNocoiners = Redis::get('total_nocoiners');
+
+        if ($totalNocoiners) {
+            return response()->json([
+                'totalNocoiners' => (int)$totalNocoiners,
+            ]);
+        }
+
         $totalNocoiners = User::where('type', UserType::NOCOINER)->count();
 
+        // Cache the total nocoiners metric in Redis for 1 hour
+        Redis::setex('total_nocoiners', 3600, $totalNocoiners);
+
         return response()->json([
             'totalNocoiners' => $totalNocoiners,
         ]);