*/ public function getProviders(): array; /** * @param Task $task The task to run * @throws PreConditionNotMetException If no or not the requested provider was registered but this method was still called * @throws TaskFailureException If something else failed. When this is thrown task status was already set to failure. * @since 28.0.0 */ public function runTask(Task $task): void; /** * Will schedule a TextToImage process in the background. The result will become available * with the \OCP\TextToImage\TaskSuccessfulEvent * If inference fails a \OCP\TextToImage\Events\TaskFailedEvent will be dispatched instead * * @param Task $task The task to schedule * @throws PreConditionNotMetException If no provider was registered but this method was still called * @throws Exception If there was a problem inserting the task into the database * @since 28.0.0 */ public function scheduleTask(Task $task) : void; /** * @throws Exception if there was a problem inserting the task into the database * @throws PreConditionNotMetException if no provider is registered * @throws TaskFailureException If the task run failed * @since 28.0.0 */ public function runOrScheduleTask(Task $task) : void; /** * Delete a task that has been scheduled before * * @param Task $task The task to delete * @since 28.0.0 */ public function deleteTask(Task $task): void; /** * @param int $id The id of the task * @return Task * @throws RuntimeException If the query failed * @throws TaskNotFoundException If the task could not be found * @since 28.0.0 */ public function getTask(int $id): Task; /** * @param int $id The id of the task * @param string|null $userId The user id that scheduled the task * @return Task * @throws RuntimeException If the query failed * @throws TaskNotFoundException If the task could not be found * @since 28.0.0 */ public function getUserTask(int $id, ?string $userId): Task; /** * @param ?string $userId * @param string $appId * @param string|null $identifier * @return Task[] * @since 28.0.0 * @throws RuntimeException If the query failed */ public function getUserTasksByApp(?string $userId, string $appId, ?string $identifier = null): array; }