Delete return pages

exam/api/Posts/Posts.php

@@ -30,7 +30,7 @@ class Posts extends Api
     // Throw 400 error if a required one is missing.
     $content = Input::post("content");
     // This one is optional
-    $limit = constrain(0, 30, intval(Input::post("limit", 10)));
+    $limit = constrain(0, 30, intval(Input::get("l", 10)));
     if (empty($content)) throw ApiError::missingField(["content"]);
 
     // Get logged in user
@@ -77,9 +77,11 @@ class Posts extends Api
 
   public function delete($id): void
   {
+    // Fetch ax(0, intval(Input::get("p", 0)));
+    $limit = constrain(0, 30, intval(Input::get("l", 10)));
     // Try delete, 404 if post was not found.
     try {
-      Response::json(Post::getByID($id)->delete());
+      Response::json(Post::getByID($id)->delete($limit));
     } catch (Exception $err) {
       switch ($err->getMessage()) {
         case "NotFound":

exam/api/docs/api.yaml

@@ -281,7 +281,7 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/PostResponse"
+                $ref: "#/components/schemas/PostDeleteResponse"
         404:
           description: Post not found.
           content:
@@ -697,6 +697,8 @@ components:
           type: number
         post:
           $ref: "#/components/schemas/PostResponse"
+    PostDeleteResponse:
+      $ref: "#/components/schemas/PostCreateResponse"
     PostListResponse:
       type: object
       properties:

exam/classes/Models/Post/Post.php

@@ -165,14 +165,23 @@ class Post implements JsonSerializable
     return Post::getByID($this->id);
   }
 
-  public function delete(): Post
+  public function delete(int $limit): array
   {
     $db = Database::getInstance();
     $stmt = $db->prepare("DELETE FROM egb_gaestebuch WHERE id = :ID");
     $stmt->bindValue(":ID", $this->id);
     $stmt->execute();
 
-    return $this;
+    $stmt = $db->prepare(
+      "SELECT
+        COUNT(*)
+      FROM
+        egb_gaestebuch"
+    );
+    $stmt->execute();
+    $count = $stmt->fetch(PDO::FETCH_COLUMN, 0);
+
+    return ["pages" => intdiv($count, $limit + 1) + 1, "data" => $this];
   }
 
   /*