ln auth added

routes/api.php

@@ -17,3 +17,32 @@ use Illuminate\Support\Facades\Route;
 Route::middleware('auth:sanctum')->get('/user', function (Request $request) {
     return $request->user();
 });
+
+Route::get('/lnurl-auth-callback', function (\Illuminate\Http\Request $request) {
+    if (lnurl\auth($request->k1, $request->signature, $request->wallet_public_key)) {
+        // find User by $wallet_public_key
+        $user = User::where('public_key', $request->key)
+                    ->first();
+        if (!$user) {
+            // create User
+            $user = User::create([
+                'public_key'  => $request->wallet_public_key,
+                'is_lecturer' => true,
+            ]);
+        }
+        // check if $k1 is in the database, if not, add it
+        $loginKey = LoginKey::where('k1', $request->k1)
+                            ->first();
+        if (!$loginKey) {
+            LoginKey::create([
+                'k1'      => $request->k1,
+                'user_id' => $user->id,
+            ]);
+        }
+
+        return response()->json(['status' => 'OK']);
+    }
+
+    return response()->json(['status' => 'ERROR', 'reason' => 'Signature was NOT VERIFIED']);
+})
+     ->name('auth.ln.callback');