get questions debug

backend/database.php

 <?php
     header("Access-Control-Allow-Origin: *");
     header('Access-Control-Allow-Credentials: true');
-    header("Access-Control-Allow-Methods: PUT, GET, POST, DELETE");
+    header("Access-Control-Allow-Methods: PUT, GET, POST, DELETE, OPTIONS");
     header("Access-Control-Allow-Headers: Origin, X-Requested-With, Content-Type, Accept");
     header("Content-Type: application/json; charset=UTF-8");
 
@@ -12,6 +12,6 @@
     $mysqli = new mysqli($db_host, $db_username, $db_password,$db_name);
 
     if ($mysqli->connect_error) {
-    die('Error : ('. $mysqli->connect_errno .') '. $mysqli->connect_error);
-}
+        die('Error : ('. $mysqli->connect_errno .') '. $mysqli->connect_error);
+    }
 ?>
\ No newline at end of file

backend/questions/get_questions.php

@@ -8,13 +8,14 @@ header("Content-Type: application/json; charset=UTF-8");
 
 include_once("../database.php");
 
+if($_SERVER['REQUEST_METHOD'] === '$_GET'){
     $sql1 = "SELECT Now()";
     $currtime = $mysqli->query($sql1);
     // $sql2 = "SELECT * FROM questions WHERE stime <= $currtime and etime >= $currtime";
     $sql2 = "SELECT * FROM questions";
-    
+
     $data = [];
-    if($result = mysqli->query($sql2)){
+    if($result = $mysqli->query($sql2)){
 
         $i = 0;
         while($row = mysql_fetch_assoc($result)){
@@ -35,28 +36,17 @@ include_once("../database.php");
     else{
         http_response_code(404);
     }
+}
 
-// if($_SERVER['REQUEST_METHOD'] === 'GET'){
+// if($_SERVER['REQUEST_METHOD'] === '$_GET'){
 //     $sql1 = "SELECT Now()";
 //     $currtime = $mysqli->query($sql1);
 //     $sql2 = "SELECT * FROM questions WHERE stime <= $currtime and etime >= $currtime";
 
 //     $data = [];
-//     if($result = mysqli->query($sql2)){
-
-//         $i = 0;
-//         while($row = mysql_fetch_assoc($result)){
-
-//             $data[$i]['title'] = $row['title'];
-//             $data[$i]['username'] = $row['username'];
-//             $data[$i]['statement'] = $row['statement'];
-//             $data[$i]['tc1'] = $row['tc1'];
-//             $data[$i]['out1'] = $row['out1'];
-//             $data[$i]['tc2'] = $row['tc2'];
-//             $data[$i]['out2'] = $row['out2'];
-//             $data[$i]['stime'] = $row['stime'];
-//             $data[$i]['etime'] = $row['etime'];
-//             $i++;
+//     if($result = $mysqli->query($sql2)){
+//         while($row = mysql_fetch_assoc($request)){
+//             array_push($data,$row);
 //         }
 //         echo json_encode($data);
 //     }

src/app/home/home.component.ts

@@ -26,7 +26,9 @@ export class HomeComponent implements OnInit {
     stime: "",
     etime: ""
   };
-  questions: any[];
+
+  questions: Question[];
+  errorMessage: any;
 
   constructor(private dataService: ApiService,
     private problemService: ProblemService,
@@ -39,8 +41,12 @@ export class HomeComponent implements OnInit {
     this.getProblems();
 
     this.questionService.getQues()
-      .subscribe(questions => this.questions = questions);
-    // console.log(this.questions);
+      .subscribe(data => {
+        this.questions = data;
+      },
+      error => this.errorMessage = <any>error);
+
+    console.log(this.questions);
   }
 
   getProblems(): void {

src/app/question.service.ts

@@ -20,8 +20,8 @@ export class QuestionService {
     return this.http.post(this.uploadUrl, ques);
   }
 
-  getQues(): Observable<any[]> {
-    return this.http.get<any[]>(this.getUrl);
+  getQues(): Observable<Question[]> {
+    return this.http.get<Question[]>(this.getUrl);
   }
 
 }