feat(App): getNetworkType、onNetworkStatusChange、offNetworkStatusChange

packages/uni-app-plus/src/service/api/device/network.ts

+import { NETWORK_TYPES } from '../constants'
+import { defineOnApi, defineOffApi, defineAsyncApi } from '@dcloudio/uni-api'
+
+type OnNetworkStatusChange = typeof uni.onNetworkStatusChange
+
+const API_ON_NETWORK_STATUS_CHANGE = 'onNetworkStatusChange'
+
+function networkListener() {
+  getNetworkType().then(({ networkType }) => {
+    UniServiceJSBridge.invokeOnCallback<OnNetworkStatusChange>(
+      API_ON_NETWORK_STATUS_CHANGE,
+      {
+        isConnected: networkType !== 'none',
+        networkType,
+      }
+    )
+  })
+}
+
+// 注意：框架对on类的API已做了统一的前置处理（仅首次调用on方法时，会调用具体的平台on实现，后续调用，框架不会再调用，实现时，直接监听平台事件即可）
+export const onNetworkStatusChange = defineOnApi<OnNetworkStatusChange>(
+  API_ON_NETWORK_STATUS_CHANGE,
+  () => {
+    ;(plus as any).globalEvent.addEventListener('netchange', networkListener)
+  }
+)
+// 注意：框架对off类的API已做了统一的前置处理（仅当框架内不存在对应的on监听时，会调用具体的平台off实现，若还存在事件，框架不会再调用，具体实现时，直接移除平台事件即可）
+export const offNetworkStatusChange = defineOffApi<
+  typeof uni.offNetworkStatusChange
+>('offNetworkStatusChange', () => {
+  ;(plus as any).globalEvent.removeEventListener('netchange', networkListener)
+})
+
+export const getNetworkType = defineAsyncApi<typeof uni.getNetworkType>(
+  'getNetworkType',
+  (_args, { resolve }) => {
+    let networkType =
+      NETWORK_TYPES[plus.networkinfo.getCurrentType()] || 'unknown'
+    return resolve({ networkType })
+  }
+)

packages/uni-app-plus/src/service/api/index.ts

@@ -9,6 +9,7 @@ export * from './device/bluetooth'
 export * from './device/ibeacon'
 export * from './device/makePhoneCall'
 export * from './device/clipboard'
+export * from './device/network'
 
 export * from './media/getImageInfo'
 export * from './media/getVideoInfo'