fix(mp-baidu): onInit (#3384)

packages/uni-mp-core/src/runtime/app.ts

@@ -14,6 +14,8 @@ import {
   ON_THEME_CHANGE,
   ON_UNHANDLE_REJECTION,
   ON_SHARE_APP_MESSAGE,
+  ON_INIT,
+  ON_READY,
 } from '@dcloudio/uni-shared'
 
 export interface CustomAppInstanceProperty extends Record<string, any> {
@@ -70,8 +72,11 @@ export function parseApp(
   const vueOptions = instance.$.type as ComponentOptions
 
   initHooks(appOptions, HOOKS)
-  initUnknownHooks(appOptions, vueOptions)
-
+  if (__PLATFORM__ === 'mp-baidu') {
+    initUnknownHooks(appOptions, vueOptions, [ON_INIT, ON_READY])
+  } else {
+    initUnknownHooks(appOptions, vueOptions)
+  }
   if (__VUE_OPTIONS_API__) {
     const methods = vueOptions.methods
     methods && extend(appOptions, methods)

packages/uni-shared/src/constants.ts

@@ -50,6 +50,8 @@ export const ON_UNHANDLE_REJECTION = 'onUnhandledRejection'
 export const ON_LOAD = 'onLoad'
 export const ON_READY = 'onReady'
 export const ON_UNLOAD = 'onUnload'
+// 百度特有
+export const ON_INIT = 'onInit'
 
 export const ON_RESIZE = 'onResize'
 export const ON_BACK_PRESS = 'onBackPress'