精简更新app相关api

src/native/Updater.js

@@ -5,6 +5,7 @@ const { Updater } = NativeModules;
 
 /**
  * @typedef {Object} UpdateEvent 下载事件
+ * @property {string} status 事件类型，downloading或downloaded
  * @property {number} progress 下载进度，0到100的整数
  * @property {number} current 已下载字节数
  * @property {number} all 总字节数
@@ -15,39 +16,36 @@ const { Updater } = NativeModules;
  * @param {UpdateEvent} event 下载事件
  */
 
-/**
- * @typedef {Object} CallbackHandle
- */
-
-/**
- * @member {Function} CallbackHandle~remove
- */
-
-/**
- *
- * @param {UpdateCallback} cb 下载回调
- * @return {CallbackHandle} 回调具柄，用以删除回调
- */
-export const addUpdaterDownloadingCallback = (cb) => {
-  return DeviceEventEmitter.addListener('Updater/downloading', cb);
-};
-
-/**
- *
- * @param {UpdateCallback} cb 下载回调
- * @return {CallbackHandle} 回调具柄，用以删除回调
- */
-export const addUpdaterDownloadedCallback = (cb) => {
-  return DeviceEventEmitter.addListener('Updater/downloaded', cb);
-};
-
 /**
  * 下载更新包并自动安装, 下载过程中会发送Updater/downloading事件，下载完成时会发送Updater/downloaded事件
  * @param {string} url 更新地址
+ * @param {UpdateCallback} cb 下载回调
  * @returns {Promise.<void>}
  */
-export const update = async (url) => {
-  return Updater.update(url);
+export const update = async (url, cb) => {
+  let handle1;
+  let handle2;
+  if (cb) {
+    handle1 = DeviceEventEmitter.addListener('Updater/downloading', (event) => {
+      cb({
+        ...event,
+        status: 'downloading',
+      });
+    });
+    handle2 = DeviceEventEmitter.addListener('Updater/downloaded', (event) => {
+      cb({
+        ...event,
+        status: 'downloaded',
+      });
+    });
+  }
+  await Updater.update(url);
+  if (handle1) {
+    handle1.remove();
+  }
+  if (handle2) {
+    handle2.remove();
+  }
 };
 
 /**