created database to store all relevant data

php/videoload.php

@@ -1,8 +1,61 @@
 <?php
+require 'Database.php';
+
+$conn = Database::getInstance()->getConnection();
 
-$arr = scandir("../videos/prn/");
-echo(json_encode($arr));
 
 if (isset($_POST['action'])) {
+    $action = $_POST['action'];
+    switch ($action) {
+        case "getMovies":
+            $query = "SELECT movie_id,movie_name FROM videos ORDER BY likes DESC,movie_name ASC";
+            $result = $conn->query($query);
+            $rows = array();
+            while ($r = mysqli_fetch_assoc($result)) {
+                array_push($rows,$r);
+            }
 
+            echo(json_encode($rows));
+            break;
+        case "loadVideo":
+            $query = "SELECT movie_url,thumbnail FROM videos WHERE movie_id='" . $_POST['movieid'] . "'";
+
+            $result = $conn->query($query);
+            $row = $result->fetch_assoc();
+
+            $arr = array();
+            $arr["thumbnail"] = $row["thumbnail"];
+            $arr["movie_url"] = $row["movie_url"];
+            echo(json_encode($arr));
+
+            break;
+        case "getDbSize":
+            $query = "SELECT table_schema AS \"Database\", 
+                        ROUND(SUM(data_length + index_length) / 1024 / 1024, 2) AS \"Size\" 
+                        FROM information_schema.TABLES 
+                        WHERE TABLE_SCHEMA='test'
+                        GROUP BY table_schema;";
+            $result = $conn->query($query);
+
+            if ($result->num_rows == 1) {
+                $row = $result->fetch_assoc();
+
+                echo '{"data":"' . $row["Size"] . '"}';
+            }
+
+            break;
+        case "readThumbnail":
+            $query = "SELECT thumbnail FROM videos WHERE movie_id='" . $_POST['movieid'] . "'";
+
+            $result = $conn->query($query);
+            $row = $result->fetch_assoc();
+
+            echo($row["thumbnail"]);
+
+            break;
+    }
+} else {
+    echo('{"data":"error"}');
 }
+return;
+