import {$on} from '../shared'
import {configApi} from './api'
import {
  cleanReadTasks,
  getReadTasks,
  pauseReadTask,
  Reader,
  removeReadTask,
  resumeReadTask,
} from "./reader";
import {handleNetworkEvent} from "./socket";
import {
  cleanUploadTasks,
  getUploadTasks,
  pauseUploadTask,
  removeUploadTask,
  resumeUploadTask,
} from "./uploader";

// 取消前端任务
async function cancel(data: TaskEventData): Promise<void> {
  const {fileHash, taskId} = data;
  await pauseReadTask(taskId);
  await pauseUploadTask(fileHash, taskId);
}

// 恢复任务
async function resume(data: TaskEventData): Promise<void> {
  const {fileHash, taskId} = data;
  await resumeReadTask(taskId);
  await resumeUploadTask(fileHash, taskId);
}

// 清理任务
async function cleanup() {
  await cleanReadTasks();
  await cleanUploadTasks();
}

// 创建任务
function create(data: TaskCreateData) {
  Reader.create(data.file, data.dirid);
}

// 删除任务
async function remove(data: TaskEventData): Promise<void> {
  const {fileHash, taskId} = data;
  await removeReadTask(taskId);
  await removeUploadTask(fileHash, taskId);
}

function allTasks(): Task[] {
  return [
    ...getReadTasks(),
    ...getUploadTasks(),
  ]
}

// 配置接口事件
$on("cfg", "init", configApi);

// 监听前端任务事件
$on("task", "all", allTasks)
$on("task", "cancel", cancel);
$on("task", "cleanup", cleanup);
$on("task", "create", create);
$on("task", "remove", remove);
$on("task", "resume", resume);

// 网络变化事件
$on("net", "status", handleNetworkEvent);