feat: Implement email task import functionality

- Added `import_tasks_from_email` method in `Cron` class to handle task imports from email.
- Created `MailToTaskImporter` class for processing emails and creating tasks based on their content.
- Updated configuration to include IMAP settings for email import.
- Enhanced `Tasks` class with a method to change the client associated with a task.
- Modified task details view to include a dropdown for selecting clients.
- Improved task timer functionality with separate start and stop functions.
- Added logic to handle task work duration validation.
- Updated JavaScript to manage task timers and client changes more effectively.

autoload/controls/class.Tasks.php

@@ -317,6 +317,20 @@ class Tasks
     exit;
   }
 
+  static public function task_change_client() {
+    global $mdb;
+
+    $client_id = (int)\S::get( 'client_id' );
+    $client_value = $client_id > 0 ? $client_id : null;
+
+    if ( $mdb -> update( 'tasks', [ 'client_id' => $client_value ], [ 'id' => \S::get( 'task_id' ) ] ) ) {
+      echo json_encode( [ 'status' => 'success' ] );
+    } else {
+      echo json_encode( [ 'status' => 'error' ] );
+    }
+    exit;
+  }
+
   static public function task_change_priority() {
     global $mdb;
 
@@ -424,6 +438,7 @@ class Tasks
       'task' => \factory\Tasks::task_details( \S::get( 'task_id' ), $user['id'] ),
       'task_works' => \factory\Tasks::task_works( \S::get( 'task_id' ) ),
       'task_attachments' => $attachments_repository -> listByTaskId( \S::get( 'task_id' ) ),
+      'clients' => \factory\Crm::get_client_list(),
       'user' => $user,
       'statuses' => \factory\Tasks::get_statuses(),
       'projects' => \factory\Projects::user_projects( $user['id'] )