Endpoints

exam/classes/Models/Post/Post.php

@@ -2,7 +2,9 @@
 
 namespace Khofmann\Models\Post;
 
+use Api\User\User as UserUser;
 use DateTime;
+use Exception;
 use Khofmann\Models\User\User;
 use JsonSerializable;
 use Khofmann\Database\Database;
@@ -13,6 +15,7 @@ class Post implements JsonSerializable
   private int $id;
   // User is set if the post was fetched by an authenticated user
   private ?User $user;
+  // Name is set if the post was fetched by a non authenticated user
   private ?string $name;
   private string $content;
   private DateTime $postedAt;
@@ -30,7 +33,46 @@ class Post implements JsonSerializable
   * Statics
   */
 
-  public static function list(int $page, int $limit, bool $authed = false)
+  public static function getByID(int $id): Post
+  {
+    $db = Database::getInstance();
+
+    $stmt = $db->prepare(
+      "SELECT
+        *
+      FROM
+        egb_gaestebuch
+      WHERE
+        id = :ID"
+    );
+    $stmt->bindValue(":ID", $id);
+    $stmt->execute();
+    $data = $stmt->fetch();
+
+    if (!$data) throw new Exception("NotFound");
+
+    $user = User::getByID($data["benutzer_id"]);
+    return new Post($data["id"], $user, null, $data["beitrag"], $data["zeitstempel"]);
+  }
+
+  public static function create(User $user, string $content): Post
+  {
+    $db = Database::getInstance();
+
+    $stmt = $db->prepare(
+      "INSERT INTO
+        egb_gaestebuch(benutzer_id, beitrag)
+      VALUES(:USR, :CON)"
+    );
+    $stmt->bindValue(":USR", $user->getID());
+    $stmt->bindValue(":CON", $content);
+
+    $stmt->execute();
+
+    return Post::getByID($db->lastInsertId());
+  }
+
+  public static function list(int $page, int $limit, bool $authed = false): array
   {
     $db = Database::getInstance();
     $stmt = $db->prepare(
@@ -63,6 +105,35 @@ class Post implements JsonSerializable
     return ["pages" => intdiv($count, $limit) + 1, "data" => $list];
   }
 
+  /*
+  * Members
+  */
+
+  public function update(?string $content): Post
+  {
+    $db = Database::getInstance();
+
+    $error = false;
+    if (!empty($content)) {
+      $stmt = $db->prepare("UPDATE egb_gaestebuch SET beitrag = :CON WHERE id = :ID");
+      $stmt->bindValue(":CON", $content);
+      $stmt->bindValue(":ID", $this->id);
+      $error = !$stmt->execute();
+    }
+    if ($error) throw new Exception("FailedContent");
+
+    return Post::getByID($this->id);
+  }
+
+  public function delete(): Post
+  {
+    $db = Database::getInstance();
+    $stmt = $db->prepare("DELETE FROM egb_gaestebuch WHERE id = :ID");
+    $stmt->bindValue(":ID", $this->id);
+
+    return $this;
+  }
+
   /*
   * Getters
   */