index.js 4.2 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. $webSocket(state, params) {
  63. let _this = this
  64. let userInfo = state.vuex_userData
  65. let url = getApp().globalData.baseUrl
  66. let wsBaseUrl = url.indexOf("https:")>=0 ? url.replace("https:","wss:") : url.replace("http:","ws:")
  67. let wsUrl = wsBaseUrl + 'websocket/16546'
  68. // 开始连接
  69. state.vuex_socket = uni.connectSocket({
  70. url: wsUrl, // ws 请求地址
  71. complete: ()=> {
  72. console.log('连接complete回调!')
  73. }
  74. });
  75. // 打开连接
  76. state.vuex_socket.onOpen(function(e){
  77. console.log('连接成功!')
  78. })
  79. // 连接关闭
  80. state.vuex_socket.onClose(function(e){
  81. console.log('ws关闭!')
  82. })
  83. // 连接错误
  84. state.vuex_socket.onError(function(e){
  85. console.log('ws错误!', JSON.stringify(e))
  86. })
  87. // 接受消息
  88. state.vuex_socket.onMessage(function(e){
  89. if (e.data != 'pong'){
  90. let ret = JSON.parse(e.data)
  91. console.log('ws接收!', ret)
  92. state.vuex_wsMessageData = ret
  93. }
  94. })
  95. // 发送心跳包
  96. state.vuex_heartInterId = setInterval(function () {
  97. console.log(state.vuex_socket.readyState)
  98. if(state.vuex_socket.readyState != 1){
  99. state.vuex_socket = uni.connectSocket({
  100. url: wsUrl, // ws 请求地址
  101. complete: ()=> {
  102. console.log('连接complete回调!')
  103. }
  104. });
  105. }else{
  106. _this.commit("$sendWebsocket","ping")
  107. }
  108. }, 10000)
  109. },
  110. // 关闭websocket
  111. $closeWebsocket(state){
  112. if(state.vuex_socket){
  113. state.vuex_socket.close({
  114. complete: function(e){
  115. console.log('关闭websocket完成', e)
  116. // 停止心跳
  117. clearInterval(state.vuex_heartInterId)
  118. }
  119. })
  120. }
  121. },
  122. // 发送消息
  123. $sendWebsocket(state, msg) {
  124. state.vuex_socket.send({
  125. data: msg,
  126. complete: function(e){
  127. console.log('ws发送完成', e)
  128. }
  129. })
  130. },
  131. }
  132. })
  133. export default store