75 lines
2.2 KiB
JavaScript
75 lines
2.2 KiB
JavaScript
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import Vue from 'vue'
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import Vuex from 'vuex'
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Vue.use(Vuex)
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let lifeData = {}
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// 尝试获取本地是否存在lifeData变量，第一次启动时不存在
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try {
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lifeData = uni.getStorageSync('lifeData')
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} catch(e) {
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}
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// 标记需要永久存储的变量，在每次启动时取出，在state中的变量名
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let saveStateKeys = ['vuex_user']
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// 保存变量到本地存储
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const saveLifeData = function(key, value) {
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// 判断变量是否在存储数组中
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if (saveStateKeys.indexOf(key) != -1) {
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// 获取本地存储的lifeData对象，将变量添加到对象中
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let tmpLifeData = uni.getStorageSync('lifeData')
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// 第一次启动时不存在，则放一个空对象
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tmpLifeData = tmpLifeData ? tmpLifeData : {},
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tmpLifeData[key] = value
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// 将变量再次放回本地存储中
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uni.setStorageSync('lifeData', tmpLifeData)
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}
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}
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const store = new Vuex.Store({
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state: {
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// 如果上面从本地获取的lifeData对象下有对应的属性，就赋值给state中对应的变量
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// 加上vuex_前缀，是防止变量名冲突，也让人一目了然
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vuex_user: lifeData.vuex_user ? lifeData.vuex_user : {name: '图鸟'},
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// 如果vuex_version无需保存到本地永久存储，无需lifeData.vuex_version方式
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// app版本
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vuex_version: "1.0.0",
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// 是否使用自定义导航栏
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vuex_custom_nav_bar: true,
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// 状态栏高度
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vuex_status_bar_height: 0,
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// 自定义导航栏的高度
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vuex_custom_bar_height: 0
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},
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mutations: {
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$tStore(state, payload) {
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// 判断是否多层调用，state中为对象存在的情况，例如user.info.score = 1
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let nameArr = payload.name.split('.')
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let saveKey = ''
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let len = nameArr.length
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if (len >= 2) {
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let obj = state[nameArr[0]]
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for (let i= 1; i < len - 1; i++) {
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obj = obj[nameArr[i]]
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}
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obj[nameArr[len - 1]] = payload.value
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saveKey = nameArr[0]
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} else {
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// 单层级变量
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state[payload.name] = payload.value
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saveKey = payload.name
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}
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// 保存变量到本地中
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saveLifeData(saveKey, state[saveKey])
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}
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},
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actions: {
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}
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})
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export default store
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