{"id":1149,"date":"2024-03-11T08:21:05","date_gmt":"2024-03-11T00:21:05","guid":{"rendered":"http:\/\/ericw.top\/?p=1149"},"modified":"2024-03-11T11:08:58","modified_gmt":"2024-03-11T03:08:58","slug":"%e6%a0%b8%e5%bf%83%e6%a6%82%e5%bf%b5-module","status":"publish","type":"post","link":"http:\/\/ericw.top\/?p=1149","title":{"rendered":"\u6838\u5fc3\u6982\u5ff5 – module"},"content":{"rendered":"\n

<\/a>1.\u76ee\u6807<\/h3>\n\n\n\n

\u638c\u63e1\u6838\u5fc3\u6982\u5ff5 module \u6a21\u5757\u7684\u521b\u5efa<\/p>\n\n\n\n

<\/a>2.\u95ee\u9898<\/h3>\n\n\n\n

\u7531\u4e8e\u4f7f\u7528\u5355\u4e00\u72b6\u6001\u6811<\/strong>\uff0c\u5e94\u7528\u7684\u6240\u6709\u72b6\u6001\u4f1a\u96c6\u4e2d\u5230\u4e00\u4e2a\u6bd4\u8f83\u5927\u7684\u5bf9\u8c61<\/strong>\u3002\u5f53\u5e94\u7528\u53d8\u5f97\u975e\u5e38\u590d\u6742\u65f6\uff0cstore \u5bf9\u8c61\u5c31\u6709\u53ef\u80fd\u53d8\u5f97\u76f8\u5f53\u81c3\u80bf\u3002<\/p>\n\n\n\n

\u8fd9\u53e5\u8bdd\u7684\u610f\u601d\u662f\uff0c\u5982\u679c\u628a\u6240\u6709\u7684\u72b6\u6001\u90fd\u653e\u5728state\u4e2d\uff0c\u5f53\u9879\u76ee\u53d8\u5f97\u8d8a\u6765\u8d8a\u5927\u7684\u65f6\u5019\uff0cVuex\u4f1a\u53d8\u5f97\u8d8a\u6765\u8d8a\u96be\u4ee5\u7ef4\u62a4<\/p>\n\n\n\n

\u7531\u6b64\uff0c\u53c8\u6709\u4e86Vuex\u7684\u6a21\u5757\u5316<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

<\/a>3.\u6a21\u5757\u5b9a\u4e49<\/strong> - \u51c6\u5907 state<\/h3>\n\n\n\n

\u5b9a\u4e49\u4e24\u4e2a\u6a21\u5757 user<\/strong> \u548c setting<\/strong><\/p>\n\n\n\n

user\u4e2d\u7ba1\u7406\u7528\u6237\u7684\u4fe1\u606f\u72b6\u6001 userInfo modules\/user.<\/code><\/p>\n\n\n\n

const state = {\r\n  userInfo: {\r\n    name: 'zs',\r\n    age: 18\r\n  }\r\n}\r\n\r\nconst mutations = {}\r\n\r\nconst actions = {}\r\n\r\nconst getters = {}\r\n\r\nexport default {\r\n  state,\r\n  mutations,\r\n  actions,\r\n  getters\r\n}\r\n<\/code><\/pre>\n\n\n\n
setting\u4e2d\u7ba1\u7406\u9879\u76ee\u5e94\u7528\u7684 \u4e3b\u9898\u8272 theme\uff0c\u63cf\u8ff0 desc\uff0c modules\/setting.<\/code><\/p>\n\n\n\n
const state = {\r\n  theme: 'dark'\r\n  desc: '\u6d4b\u8bd5\u63cf\u8ff0'\r\n}\r\n\r\nconst mutations = {}\r\n\r\nconst actions = {}\r\n\r\nconst getters = {}\r\n\r\nexport default {\r\n  state,\r\n  mutations,\r\n  actions,\r\n  getters\r\n}<\/code><\/pre>\n\n\n\n
\u5728store\/index.js<\/code>\u6587\u4ef6\u4e2d\u7684modules\u914d\u7f6e\u9879\u4e2d\uff0c\u6ce8\u518c\u8fd9\u4e24\u4e2a\u6a21\u5757<\/p>\n\n\n\n
import user from '.\/modules\/user'\r\nimport setting from '.\/modules\/setting'\r\n\r\nconst store = new Vuex.Store({\r\n    modules:{\r\n        user,\r\n        setting\r\n    }\r\n})<\/code><\/pre>\n\n\n\n
\u4f7f\u7528\u6a21\u5757\u4e2d\u7684\u6570\u636e, \u53ef\u4ee5\u76f4\u63a5\u901a\u8fc7\u6a21\u5757\u540d\u8bbf\u95ee $store.state.\u6a21\u5757\u540d.xxx<\/code> => $store.state.setting.desc<\/code><\/p>\n\n\n\n
\u4e5f\u53ef\u4ee5\u901a\u8fc7 mapState \u6620\u5c04<\/p>\n\n\n\n
<\/a>\u83b7\u53d6\u6a21\u5757\u5185\u7684state\u6570\u636e<\/h2>\n\n\n\n
<\/a>1.\u76ee\u6807\uff1a<\/h3>\n\n\n\n
\u638c\u63e1\u6a21\u5757\u4e2d state \u7684\u8bbf\u95ee\u8bed\u6cd5<\/p>\n\n\n\n
\u5c3d\u7ba1\u5df2\u7ecf\u5206\u6a21\u5757\u4e86\uff0c\u4f46\u5176\u5b9e\u5b50\u6a21\u5757\u7684\u72b6\u6001\uff0c\u8fd8\u662f\u4f1a\u6302\u5230\u6839\u7ea7\u522b\u7684 state \u4e2d\uff0c\u5c5e\u6027\u540d\u5c31\u662f\u6a21\u5757\u540d<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
<\/a>2.\u4f7f\u7528\u6a21\u5757\u4e2d\u7684\u6570\u636e<\/h3>\n\n\n\n
    \n
  1. \u76f4\u63a5\u901a\u8fc7\u6a21\u5757\u540d\u8bbf\u95ee $store.state.\u6a21\u5757\u540d.xxx<\/li>\n\n\n\n
  2. \u901a\u8fc7 mapState \u6620\u5c04\uff1a\n
      \n
    1. \u9ed8\u8ba4\u6839\u7ea7\u522b\u7684\u6620\u5c04 mapState([ 'xxx' ])<\/li>\n\n\n\n
    2. \u5b50\u6a21\u5757\u7684\u6620\u5c04 \uff1amapState('\u6a21\u5757\u540d', ['xxx']) - \u9700\u8981\u5f00\u542f\u547d\u540d\u7a7a\u95f4 namespaced:true<\/strong><\/li>\n<\/ol>\n<\/li>\n<\/ol>\n\n\n\n
      const state = {\r\n  userInfo: {\r\n    name: 'zs',\r\n    age: 18\r\n  },\r\n  myMsg: '\u6211\u7684\u6570\u636e'\r\n}\r\n\r\nconst mutations = {\r\n  updateMsg (state, msg) {\r\n    state.myMsg = msg\r\n  }\r\n}\r\n\r\nconst actions = {}\r\n\r\nconst getters = {}\r\n\r\nexport default {\r\n  namespaced: true,\r\n  state,\r\n  mutations,\r\n  actions,\r\n  getters\r\n}<\/code><\/pre>\n\n\n\n
      <\/a>3.\u4ee3\u7801\u793a\u4f8b<\/h3>\n\n\n\n
      $store\u76f4\u63a5\u8bbf\u95ee<\/p>\n\n\n\n
      $store.state.user.userInfo.name<\/code><\/pre>\n\n\n\n
      mapState\u8f85\u52a9\u51fd\u6570\u8bbf\u95ee<\/p>\n\n\n\n
      ...mapState('user', ['userInfo']),\r\n...mapState('setting', ['theme', 'desc']),<\/code><\/pre>\n\n\n\n
      <\/a>\u83b7\u53d6\u6a21\u5757\u5185\u7684getters\u6570\u636e<\/h2>\n\n\n\n
      <\/a>1.\u76ee\u6807\uff1a<\/h3>\n\n\n\n
      \u638c\u63e1\u6a21\u5757\u4e2d getters \u7684\u8bbf\u95ee\u8bed<\/p>\n\n\n\n
      <\/a>2.\u8bed\u6cd5\uff1a<\/h3>\n\n\n\n
      \u4f7f\u7528\u6a21\u5757\u4e2d getters \u4e2d\u7684\u6570\u636e\uff1a<\/p>\n\n\n\n
        \n
      1. \u76f4\u63a5\u901a\u8fc7\u6a21\u5757\u540d\u8bbf\u95ee$store.getters['\u6a21\u5757\u540d\/xxx ']<\/code><\/li>\n\n\n\n
      2. \u901a\u8fc7 mapGetters \u6620\u5c04\n
          \n
        1. \u9ed8\u8ba4\u6839\u7ea7\u522b\u7684\u6620\u5c04 mapGetters([ 'xxx' ])<\/code><\/li>\n\n\n\n
        2. \u5b50\u6a21\u5757\u7684\u6620\u5c04 mapGetters('\u6a21\u5757\u540d', ['xxx'])<\/code> - \u9700\u8981\u5f00\u542f\u547d\u540d\u7a7a\u95f4<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n\n\n\n
          <\/a>3.\u4ee3\u7801\u6f14\u793a<\/h3>\n\n\n\n
          const getters = {\r\n  \/\/ \u5206\u6a21\u5757\u540e\uff0cstate\u6307\u4ee3\u5b50\u6a21\u5757\u7684state\r\n  UpperCaseName (state) {\r\n    return state.userInfo.name.toUpperCase()\r\n  }\r\n}<\/code><\/pre>\n\n\n\n
          <!-- \u6d4b\u8bd5\u8bbf\u95ee\u6a21\u5757\u4e2d\u7684getters - \u539f\u751f -->\r\n<div>{{ $store.getters['user\/UpperCaseName'] }}<\/div><\/code><\/pre>\n\n\n\n
          <\/p>\n\n\n\n
          computed:{\r\n  ...mapGetters('user', ['UpperCaseName'])\r\n}<\/code><\/pre>\n\n\n\n
          <\/a>\u83b7\u53d6\u6a21\u5757\u5185\u7684mutations\u65b9\u6cd5<\/h2>\n\n\n\n
          <\/a>1.\u76ee\u6807\uff1a<\/h3>\n\n\n\n
          \u638c\u63e1\u6a21\u5757\u4e2d mutation \u7684\u8c03\u7528\u8bed\u6cd5<\/p>\n\n\n\n
          <\/a>2.\u6ce8\u610f\uff1a<\/h3>\n\n\n\n
          \u9ed8\u8ba4\u6a21\u5757\u4e2d\u7684 mutation \u548c actions \u4f1a\u88ab\u6302\u8f7d\u5230\u5168\u5c40\uff0c\u9700\u8981\u5f00\u542f\u547d\u540d\u7a7a\u95f4<\/strong>\uff0c\u624d\u4f1a\u6302\u8f7d\u5230\u5b50\u6a21\u5757\u3002<\/p>\n\n\n\n
          <\/a>3.\u8c03\u7528\u65b9\u5f0f\uff1a<\/h3>\n\n\n\n
            \n
          1. \u76f4\u63a5\u901a\u8fc7 store \u8c03\u7528 $store.commit('\u6a21\u5757\u540d\/xxx ', \u989d\u5916\u53c2\u6570)<\/li>\n\n\n\n
          2. \u901a\u8fc7 mapMutations \u6620\u5c04\n
              \n
            1. \u9ed8\u8ba4\u6839\u7ea7\u522b\u7684\u6620\u5c04 mapMutations([ 'xxx' ])<\/li>\n\n\n\n
            2. \u5b50\u6a21\u5757\u7684\u6620\u5c04 mapMutations('\u6a21\u5757\u540d', ['xxx']) - \u9700\u8981\u5f00\u542f\u547d\u540d\u7a7a\u95f4<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n\n\n\n
              <\/a>4.\u4ee3\u7801\u5b9e\u73b0<\/h3>\n\n\n\n
              <\/p>\n\n\n\n
              const mutations = {\r\n  setUser (state, newUserInfo) {\r\n    state.userInfo = newUserInfo\r\n  }\r\n}<\/code><\/pre>\n\n\n\n
              <\/p>\n\n\n\n
              const mutations = {\r\n  setTheme (state, newTheme) {\r\n    state.theme = newTheme\r\n  }\r\n}<\/code><\/pre>\n\n\n\n
              Son1<\/p>\n\n\n\n
              <button @click="updateUser">\u66f4\u65b0\u4e2a\u4eba\u4fe1\u606f<\/button> \r\n<button @click="updateTheme">\u66f4\u65b0\u4e3b\u9898\u8272<\/button>\r\n\r\n\r\nexport default {\r\n  methods: {\r\n    updateUser () {\r\n      \/\/ $store.commit('\u6a21\u5757\u540d\/mutation\u540d', \u989d\u5916\u4f20\u53c2)\r\n      this.$store.commit('user\/setUser', {\r\n        name: 'xiaowang',\r\n        age: 25\r\n      })\r\n    }, \r\n    updateTheme () {\r\n      this.$store.commit('setting\/setTheme', 'pink')\r\n    }\r\n  }\r\n}<\/code><\/pre>\n\n\n\n
              Son2<\/p>\n\n\n\n
              <button @click="setUser({ name: 'xiaoli', age: 80 })">\u66f4\u65b0\u4e2a\u4eba\u4fe1\u606f<\/button>\r\n<button @click="setTheme('skyblue')">\u66f4\u65b0\u4e3b\u9898<\/button>\r\n\r\nmethods:{\r\n\/\/ \u5206\u6a21\u5757\u7684\u6620\u5c04\r\n...mapMutations('setting', ['setTheme']),\r\n...mapMutations('user', ['setUser']),\r\n}<\/code><\/pre>\n\n\n\n
              <\/a>\u83b7\u53d6\u6a21\u5757\u5185\u7684actions\u65b9\u6cd5<\/h2>\n\n\n\n
              <\/a>1.\u76ee\u6807\uff1a<\/h3>\n\n\n\n
              \u638c\u63e1\u6a21\u5757\u4e2d action \u7684\u8c03\u7528\u8bed\u6cd5 (\u540c\u7406 - \u76f4\u63a5\u7c7b\u6bd4 mutation \u5373\u53ef)<\/p>\n\n\n\n
              <\/a>2.\u6ce8\u610f\uff1a<\/h3>\n\n\n\n
              \u9ed8\u8ba4\u6a21\u5757\u4e2d\u7684 mutation \u548c actions \u4f1a\u88ab\u6302\u8f7d\u5230\u5168\u5c40\uff0c\u9700\u8981\u5f00\u542f\u547d\u540d\u7a7a\u95f4<\/strong>\uff0c\u624d\u4f1a\u6302\u8f7d\u5230\u5b50\u6a21\u5757\u3002<\/p>\n\n\n\n
              <\/a>3.\u8c03\u7528\u8bed\u6cd5\uff1a<\/h3>\n\n\n\n
                \n
              1. \u76f4\u63a5\u901a\u8fc7 store \u8c03\u7528 $store.dispatch('\u6a21\u5757\u540d\/xxx ', \u989d\u5916\u53c2\u6570)<\/li>\n\n\n\n
              2. \u901a\u8fc7 mapActions \u6620\u5c04\n
                  \n
                1. \u9ed8\u8ba4\u6839\u7ea7\u522b\u7684\u6620\u5c04 mapActions([ 'xxx' ])<\/li>\n\n\n\n
                2. \u5b50\u6a21\u5757\u7684\u6620\u5c04 mapActions('\u6a21\u5757\u540d', ['xxx']) - \u9700\u8981\u5f00\u542f\u547d\u540d\u7a7a\u95f4<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n\n\n\n
                  <\/a>4.\u4ee3\u7801\u5b9e\u73b0<\/h3>\n\n\n\n
                  \"\"<\/figure>\n\n\n\n
                  <\/p>\n\n\n\n
                  const actions = {\r\n  setUserSecond (context, newUserInfo) {\r\n    \/\/ \u5c06\u5f02\u6b65\u5728action\u4e2d\u8fdb\u884c\u5c01\u88c5\r\n    setTimeout(() => {\r\n      \/\/ \u8c03\u7528mutation   context\u4e0a\u4e0b\u6587\uff0c\u9ed8\u8ba4\u63d0\u4ea4\u7684\u5c31\u662f\u81ea\u5df1\u6a21\u5757\u7684action\u548cmutation\r\n      context.commit('setUser', newUserInfo)\r\n    }, 1000)\r\n  }\r\n}<\/code><\/pre>\n\n\n\n
                  <\/p>\n\n\n\n
                  <button @click="updateUser2">\u4e00\u79d2\u540e\u66f4\u65b0\u4fe1\u606f<\/button>\r\n\r\nmethods:{\r\n    updateUser2 () {\r\n      \/\/ \u8c03\u7528action dispatch\r\n      this.$store.dispatch('user\/setUserSecond', {\r\n        name: 'xiaohong',\r\n        age: 28\r\n      })\r\n    },\r\n}<\/code><\/pre>\n\n\n\n
                  <\/p>\n\n\n\n
                  <button @click="setUserSecond({ name: 'xiaoli', age: 80 })">\u4e00\u79d2\u540e\u66f4\u65b0\u4fe1\u606f<\/button>\r\n\r\nmethods:{\r\n  ...mapActions('user', ['setUserSecond'])\r\n}<\/code><\/pre>\n\n\n\n
                  <\/a>Vuex\u6a21\u5757\u5316\u7684\u4f7f\u7528\u5c0f\u7ed3<\/h2>\n\n\n\n
                  <\/a>1.\u76f4\u63a5\u4f7f\u7528<\/h3>\n\n\n\n
                    \n
                  1. state --> $store.state.<strong>\u6a21\u5757\u540d<\/strong>.\u6570\u636e\u9879\u540d<\/code><\/li>\n\n\n\n
                  2. getters --> $store.getters['<strong>\u6a21\u5757\u540d<\/strong>\/\u5c5e\u6027\u540d']<\/code><\/li>\n\n\n\n
                  3. mutations --> $store.commit('<strong>\u6a21\u5757\u540d<\/strong>\/\u65b9\u6cd5\u540d', \u5176\u4ed6\u53c2\u6570)<\/code><\/li>\n\n\n\n
                  4. actions --> $store.dispatch('<strong>\u6a21\u5757\u540d<\/strong>\/\u65b9\u6cd5\u540d', \u5176\u4ed6\u53c2\u6570)<\/code><\/li>\n<\/ol>\n\n\n\n
                    <\/a>2.\u501f\u52a9\u8f85\u52a9\u65b9\u6cd5\u4f7f\u7528<\/h3>\n\n\n\n
                    1.import { mapXxxx, mapXxx } from 'vuex'<\/p>\n\n\n\n
                    computed\u3001methods: {<\/p>\n\n\n\n
                    \/\/ ...mapState\u3001...mapGetters\u653ecomputed\u4e2d\uff1b<\/strong><\/p>\n\n\n\n
                    \/\/ ...mapMutations\u3001...mapActions\u653emethods\u4e2d\uff1b<\/strong><\/p>\n\n\n\n
                    ...mapXxxx('\u6a21\u5757\u540d'<\/strong>, ['\u6570\u636e\u9879|\u65b9\u6cd5']),<\/p>\n\n\n\n
                    ...mapXxxx('\u6a21\u5757\u540d'<\/strong>, { \u65b0\u7684\u540d\u5b57: \u539f\u6765\u7684\u540d\u5b57 }),<\/p>\n\n\n\n
                    }<\/p>\n\n\n\n
                    2.\u7ec4\u4ef6\u4e2d\u76f4\u63a5\u4f7f\u7528 \u5c5e\u6027 {{ age }}<\/code> \u6216 \u65b9\u6cd5 @click="updateAge(2)"<\/code><\/p>\n","protected":false},"excerpt":{"rendered":"
                    1.\u76ee\u6807 \u638c\u63e1\u6838\u5fc3\u6982\u5ff5 module \u6a21\u5757\u7684\u521b\u5efa 2.\u95ee\u9898 \u7531\u4e8e\u4f7f\u7528\u5355\u4e00\u72b6\u6001\u6811\uff0c\u5e94\u7528\u7684\u6240\u6709\u72b6\u6001\u4f1a\u96c6\u4e2d\u5230\u4e00\u4e2a\u6bd4\u8f83 […]<\/p>\n","protected":false},"author":1,"featured_media":1152,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17,5],"tags":[],"_links":{"self":[{"href":"http:\/\/ericw.top\/index.php?rest_route=\/wp\/v2\/posts\/1149"}],"collection":[{"href":"http:\/\/ericw.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/ericw.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/ericw.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/ericw.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1149"}],"version-history":[{"count":2,"href":"http:\/\/ericw.top\/index.php?rest_route=\/wp\/v2\/posts\/1149\/revisions"}],"predecessor-version":[{"id":1156,"href":"http:\/\/ericw.top\/index.php?rest_route=\/wp\/v2\/posts\/1149\/revisions\/1156"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/ericw.top\/index.php?rest_route=\/wp\/v2\/media\/1152"}],"wp:attachment":[{"href":"http:\/\/ericw.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1149"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/ericw.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1149"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/ericw.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1149"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}