index.js 4.7 KB

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  1. import Vue from 'vue'
  2. import Vuex from 'vuex'
  3. Vue.use(Vuex)
  4. let lifeData = {};
  5. try{
  6. // 尝试获取本地是否存在lifeData变量,第一次启动APP时是不存在的
  7. lifeData = uni.getStorageSync('lifeData');
  8. }catch(e){
  9. }
  10. // 需要永久存储,且下次APP启动需要取出的,在state中的变量名
  11. let saveStateKeys = ['vuex_user', 'vuex_token', 'vuex_userData','vuex_hasLogin','vuex_openid'];
  12. // 保存变量到本地存储中
  13. const saveLifeData = function(key, value){
  14. // 判断变量名是否在需要存储的数组中
  15. if(saveStateKeys.indexOf(key) != -1) {
  16. // 获取本地存储的lifeData对象,将变量添加到对象中
  17. let tmp = uni.getStorageSync('lifeData');
  18. // 第一次打开APP,不存在lifeData变量,故放一个{}空对象
  19. tmp = tmp ? tmp : {};
  20. tmp[key] = value;
  21. // 执行这一步后,所有需要存储的变量,都挂载在本地的lifeData对象中
  22. uni.setStorageSync('lifeData', tmp);
  23. }
  24. }
  25. const store = new Vuex.Store({
  26. // 下面这些值仅为示例,使用过程中请删除
  27. state: {
  28. // 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
  29. // 加上vuex_前缀,是防止变量名冲突,也让人一目了然
  30. vuex_user: lifeData.vuex_user ? lifeData.vuex_user : {account:'',password:''},
  31. vuex_token: lifeData.vuex_token ? lifeData.vuex_token : '',
  32. vuex_userData: lifeData.vuex_userData ? lifeData.vuex_userData : '',
  33. vuex_hasLogin: lifeData.vuex_hasLogin ? lifeData.vuex_hasLogin : false,
  34. vuex_openid: lifeData.vuex_openid ? lifeData.vuex_openid : '',
  35. // 如果无需保存到本地永久存储,无需lifeData.xx方式
  36. vuex_socket: null,
  37. vuex_wsMessageData: '',
  38. vuex_heartInterId: null,
  39. },
  40. mutations: {
  41. $uStore(state, payload) {
  42. // 判断是否多层级调用,state中为对象存在的情况,诸如user.info.score = 1
  43. let nameArr = payload.name.split('.');
  44. let saveKey = '';
  45. let len = nameArr.length;
  46. if(nameArr.length >= 2) {
  47. let obj = state[nameArr[0]];
  48. for(let i = 1; i < len - 1; i ++) {
  49. obj = obj[nameArr[i]];
  50. }
  51. obj[nameArr[len - 1]] = payload.value;
  52. saveKey = nameArr[0];
  53. } else {
  54. // 单层级变量,在state就是一个普通变量的情况
  55. state[payload.name] = payload.value;
  56. saveKey = payload.name;
  57. }
  58. // 保存变量到本地,见顶部函数定义
  59. saveLifeData(saveKey, state[saveKey])
  60. },
  61. // 创建通知消息websocket
  62. $webSocket(state, params) {
  63. let _this = this
  64. let userInfo = state.vuex_userData
  65. let url = getApp().globalData.baseUrl
  66. let wsBaseUrl = url.indexOf("https:")>=0 ? url.replace("https:","wss:") : url.replace("http:","ws:")
  67. let wsUrl = wsBaseUrl + 'websocket/16546'
  68. // 开始连接
  69. state.vuex_socket = uni.connectSocket({
  70. url: wsUrl, // ws 请求地址
  71. complete: ()=> {
  72. console.log('连接complete回调!')
  73. // 刷新未读消息数量
  74. uni.$emit("updateUnreadcount",{msg:''})
  75. }
  76. });
  77. // 打开连接
  78. state.vuex_socket.onOpen(function(e){
  79. console.log('连接成功!')
  80. })
  81. // 连接关闭
  82. state.vuex_socket.onClose(function(e){
  83. console.log('ws关闭!')
  84. })
  85. // 连接错误
  86. state.vuex_socket.onError(function(e){
  87. console.log('ws错误!', JSON.stringify(e))
  88. })
  89. // 接受消息
  90. state.vuex_socket.onMessage(function(e){
  91. if (e.data != 'pong'){
  92. let ret = JSON.parse(e.data)
  93. console.log('ws接收!', ret)
  94. state.vuex_wsMessageData = ret
  95. }
  96. })
  97. // 发送心跳包
  98. state.vuex_heartInterId = setInterval(function () {
  99. console.log(state.vuex_socket.readyState)
  100. if(state.vuex_socket.readyState != 1){
  101. state.vuex_socket = uni.connectSocket({
  102. url: wsUrl, // ws 请求地址
  103. complete: ()=> {
  104. console.log('连接complete回调!')
  105. }
  106. });
  107. }else{
  108. _this.commit("$sendWebsocket","ping")
  109. }
  110. }, 10000)
  111. },
  112. // 关闭websocket
  113. $closeWebsocket(state){
  114. if(state.vuex_socket){
  115. state.vuex_socket.close({
  116. complete: function(e){
  117. console.log('关闭websocket完成', e)
  118. // 停止心跳
  119. clearInterval(state.vuex_heartInterId)
  120. }
  121. })
  122. }
  123. },
  124. // 发送消息
  125. $sendWebsocket(state, msg) {
  126. state.vuex_socket.send({
  127. data: msg,
  128. complete: function(e){
  129. console.log('ws发送完成', e)
  130. }
  131. })
  132. },
  133. },
  134. actions: {
  135. // 检测是否登录
  136. checkLogin(context,data){
  137. checkLogin().then(res => {
  138. if(res.status == '200'){
  139. context.commit('$uStore',{name:'vuex_hasLogin',value:true})
  140. context.commit('$uStore',{name:'vuex_token',value: res.data.token})
  141. }else{
  142. context.commit('$uStore',{name:'vuex_hasLogin',value:false})
  143. context.commit('$uStore',{name:'vuex_token',value: ''})
  144. }
  145. })
  146. }
  147. }
  148. })
  149. export default store