Rename UserFlags to UserFlagsController

lib/Settings/UserFlagsController.php

@@ -0,0 +1,79 @@
+<?php
+namespace MailPoet\Settings;
+
+use MailPoet\Models\UserFlag;
+use MailPoet\WP\Functions as WPFunctions;
+
+class UserFlagsController {
+
+  /**
+   * @var array|null
+   */
+  private static $data = null;
+
+  public function getDefaults() {
+    return [
+      'last_announcement_seen' => false,
+      'editor_tutorial_seen' => false,
+    ];
+  }
+
+  public function load() {
+    $current_user_id = WPFunctions::get()->getCurrentUserId();
+    $flags = UserFlag::where('user_id', $current_user_id)->findMany();
+    self::$data = [];
+    foreach ($flags as $flag) {
+      self::$data[$flag->name] = $flag->value;
+    }
+  }
+
+  public function isLoaded() {
+    return self::$data !== null;
+  }
+
+  public function ensureLoaded() {
+    if (!$this->isLoaded()) {
+      $this->load();
+    }
+  }
+
+  public function get($name) {
+    $this->ensureLoaded();
+    if (empty(self::$data[$name])) {
+      $defaults = $this->getDefaults();
+      return $defaults[$name];
+    }
+    return self::$data[$name];
+  }
+
+  public function getAll() {
+    $this->ensureLoaded();
+    return array_merge($this->getDefaults(), self::$data);
+  }
+
+  public function set($name, $value) {
+    $current_user_id = WPFunctions::get()->getCurrentUserId();
+    UserFlag::createOrUpdate([
+      'user_id' => $current_user_id,
+      'name' => $name,
+      'value' => $value
+    ]);
+    if ($this->isLoaded()) {
+      self::$data[$name] = $value;
+    }
+  }
+
+  public function delete($name) {
+    $current_user_id = WPFunctions::get()->getCurrentUserId();
+    UserFlag::where('user_id', $current_user_id)
+      ->where('name', $name)
+      ->deleteMany();
+    if ($this->isLoaded()) {
+      unset(self::$data[$name]);
+    }
+  }
+
+  public static function clear() {
+    self::$data = null;
+  }
+}