mobile/src/utils/store/index.ts

import { createPinia } from 'pinia'
import { createPersistedState } from 'pinia-plugin-persistedstate' // 数据持久化

import common from './common'
import user from './user'
import webapi from './webapi'
import curPage from './curPage'
/** 存储初始化 */
export const initStore = createPinia()
initStore.use(
  createPersistedState({
    storage: {
      getItem: uni.getStorageSync,
      setItem: uni.setStorageSync,
    },
  }),
)
const stores = {
  common,
  user,
  webapi,
  curPage,
}
// 子属性直接为其返回类型
type StoreReturnType<T> = {
  [P in keyof T]: GetReturnType<T[P]>
}
// 缓存对象 减少重复执行
const _store = {}
/** 由于 defineStore 需要pinia安装后才能使用，使用代理在使用时再获取对应的defineStore。
否则会报错： "getActivePinia()" was called but there was no active Pinia. Did you forget to install pinia?
 */
const storesProxy = new Proxy<StoreReturnType<typeof stores>>(stores as any, {
  get(target, p) {
    if (target[p]) {
      if (!_store[p]) {
        _store[p] = target[p]()
      }
      return _store[p]
    }
  },
})
export default storesProxy