added feature for OTP-SMS Koperasi

app/Http/Controllers/API/v1/Voter/LoginController.php

@@ -5,14 +5,102 @@ namespace App\Http\Controllers\API\v1\Voter;
 use Illuminate\Http\Request;
 use App\Http\Controllers\Controller;
 use App\Http\Controllers\Util;
+use App\UserOTP;
+use App\Voter;
+use Carbon\Carbon;
+use Exception;
 use Illuminate\Support\Facades\Auth;
+use GuzzleHttp\Client;
 
 class LoginController extends Controller
 {
     public function __invoke(Request $request)
     {
     	//return response()->json(Auth::guard('user'));
-    	if (Auth::guard('voter')->attempt(['no_kp' => $request->no_kp, 'password' => 'admin', 'election_id' => Util::getCurrentElection()])) {
+
+		/* Request OTP */
+		try{
+			$currentDateTime = Carbon::now();
+
+			$expired_at = Carbon::now()->addMinutes(config('onewaysms.minutes'));
+			$created_at = $currentDateTime->toDateTimeString();
+
+			$voter = Voter::where('no_kp',$request->no_kp)->firstOrFail();
+
+			if($voter){
+				$expiration = $this->checkExpirationTAC($request->no_kp);
+
+				if($expiration['notexpired'] == true){
+					throw new \Exception('Expired TAC : ' . $expiration['remaining']);
+				} 
+				
+				$sms_token = $this->getTokenSMS($voter->telefon,$currentDateTime);
+
+				if($sms_token == 'error'){
+					throw new \Exception('error in getting the data from SMSToken');
+				}
+
+				$user_otp = new UserOTP();
+				$user_otp->nokp = $voter->no_kp;
+				$user_otp->telefon = $voter->telefon;
+				$user_otp->token = $sms_token;
+				$user_otp->created_at = $created_at;
+				$user_otp->expired_at = $expired_at;
+				$user_otp->save();
+
+				return response()->json([
+					'status' => 'success',
+					'message' => 'generated SMS Token',
+					'notel' => $voter->telefon,
+					'nokp' => $voter->no_kp,
+
+				]);
+
+			}else{
+				return response()->json([
+					'status'  =>  'failed',
+					'message'  =>  'Does not found NO KP.'
+				]);
+			}
+		}catch(Exception $e){
+			return response()->json([
+				'status'  =>  'failed',
+				'message'  =>  'Error: ' . $e->getMessage()
+			]);
+		}
+    }
+
+	public function checkExpirationTAC($nokp) : Array{
+        $currentDateTime = Carbon::now();
+
+		$expiretac = UserOTP::where('nokp',$nokp)
+			->whereDate('created_at','=',$currentDateTime)
+			->whereDate('expired_at','=',$currentDateTime)
+			->whereTime('expired_at','>=',$currentDateTime->toTimeString())
+			->whereTime('created_at','<=',$currentDateTime->toTimeString())
+			->latest()
+			->first();
+
+		if($expiretac){
+			$remaining = $this->getRemainingTime($expiretac->expired_at);
+			return ['notexpired' => true,'remaining' => $remaining];
+		}else{
+			return ['notexpired' => false];
+		}
+	}
+
+	public function verifyTAC(Request $request){
+
+		$authenticateOTP = $this->getTACModel($request->no_kp,$request->token);
+
+		if(!$authenticateOTP['condition']){
+			return response()->json([
+				'status'  =>  'failed',
+				'message'  =>  $authenticateOTP['message']
+			]);
+		}
+
+		if (Auth::guard('voter')->attempt(['no_kp' => $request->no_kp, 'password' => 'admin', 'election_id' => Util::getCurrentElection()])) {
     		return response()->json([
     			'status'  =>  'success',
     			'message'  =>  'Login successfully.',
@@ -26,5 +114,99 @@ class LoginController extends Controller
     			'message'  =>  'Invalid ID.'
     		]);
     	}
+
+		return response()->json([
+			'status'  =>  'success',
+			'message'  =>  'Login successfully.',
+		]);
+	}
+
+	private function getTACModel($no_kp,$token){
+        $currentDateTime = Carbon::now();
+
+		$result = UserOTP::where('nokp',$no_kp)
+				->whereDate('created_at','=',$currentDateTime)
+				->whereDate('expired_at','=',$currentDateTime)
+				->whereTime('expired_at','>=',$currentDateTime->toTimeString())
+				->whereTime('created_at','<=',$currentDateTime->toTimeString())
+				->latest()
+				->first();
+
+		if(!$result){
+			return ['condition' => false, 'message' => 'Token Expired'];
+		}
+
+		if($result['token'] == $token){
+			return ['condition' => true];
+		}else{
+			return ['condition' => false, 'message' => 'Invalid Token'];
+		}
+	}
+
+	private function getTokenSMS($tele,$date){
+		$tac_token = $this->randum_number(6,2,false);
+		if(env("APP_ENV") == 'production'){
+			$mobileno = '6' . $tele;
+			$messages = sprintf(config('onewaysms.message'),$tac_token,$date);
+
+			var_dump($mobileno,$messages);
+			$parameter = [
+				'apiusername' => env("ONEWAY_SMS_USERNAME"),
+				'apipassword' => env("ONEWAY_SMS_PASSWORD"),
+				'senderid' => env("ONEWAY_SMS_SENDERID",'INFO'),
+				'mobileno' => $mobileno,
+				'message'=> $messages,
+				'languagetype'=> env("ONEWAY_SMS_LANG",1)
+			];
+
+			$client = new Client(['verify' => false]);
+			$status = $client->get('http://gateway.onewaysms.com.my:10001/api.aspx',[
+				'query' => $parameter
+			]);
+
+			if($status){
+				return $tac_token;
+			}else{
+				return 'error';
+			}
+
+		}else{
+			return $tac_token;
+		}
+	}
+
+	private function randum_number($len = 6,$dup = 1, $sort = false){
+        if($dup < 1)
+            throw new \InvalidArgumentException('Second argument is < 1');
+        
+            $num = range(0,9);
+            shuffle($num);
+
+            $num = array_slice($num, 0, ($len-$dup) + 1);
+
+            if($dup > 0){
+                $k = array_rand($num, 1);
+                for($i=0;$i<($dup-1);$i++)
+                {
+                    $num[] = $num[$k];
+                }
+            }
+
+            if($sort){
+                sort($num);
+            }
+
+            return implode('',$num);
     }
+
+	private function getRemainingTime($expired_at){
+        $currentDateTime = Carbon::now();
+		$expiredAt = Carbon::parse($expired_at);
+
+		$remainingSeconds = $currentDateTime->diffInSeconds($expiredAt);
+
+		$remainingFormatted = gmdate('H:i:s', $remainingSeconds);
+
+		return $remainingFormatted;
+	}
 }

app/UserOTP.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace App;
+
+use Illuminate\Database\Eloquent\Model;
+
+class UserOTP extends Model
+{
+    protected $table = 'user_login_otp';
+    protected $fillable = ['id', 'nokp','telefon', 'token', 'created_at','expired_at'];
+
+    public $timestamps = false;
+}