socket

App.vue

@@ -4,13 +4,17 @@ export default {
     console.warn('当前组件仅支持 uni_modules 目录结构 ，请升级 HBuilderX 到 3.1.0 版本以上！')
     console.log('App Launch')
   },
+
   onShow: function () {
     console.log('App Show')
     console.log(this.$fileBasUrl, 'appppp$fileBasUrl')
+    this.connectSocket()
     // uni.hideTabBar()
   },
   onHide: function () {
     console.log('App Hide')
+    // close socket
+    wx.closeSocket()
   },
   globalData: {
     fileBasUrl: 'https://mall.rongtongh.cn/storage/img',
@@ -20,6 +24,34 @@ export default {
     selectAddrss: false,
     selectCoupon: false,
   },
+  methods: {
+    connectSocket() {
+      function connect() {
+        wx.connectSocket({
+          url: 'ws://192.168.0.109:3000',
+        })
+
+        wx.onSocketOpen(function (res) {
+          console.log('WebSocket连接已打开！')
+          let user = {
+            name: 'user123',
+          }
+          wx.sendSocketMessage({
+            data: JSON.stringify(user),
+          })
+        })
+
+        wx.onSocketClose(function (res) {
+          console.log('WebSocket连接已关闭！')
+          setTimeout(() => {
+            console.log('re connect')
+            // connect()
+          }, 2000)
+        })
+      }
+      connect()
+    },
+  },
 }
 </script>
 

package.json

@@ -11,9 +11,12 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
+    "express": "^4.18.2",
     "husky": "^8.0.3",
     "lint-staged": "^15.1.0",
-    "prettier": "^3.1.0"
+    "prettier": "^3.1.0",
+    "uuid": "^9.0.1",
+    "ws": "^8.14.2"
   },
   "lint-staged": {
     "**/*.{js,vue,css,scss,less,html}": [

pages/drawCard_fullSet/winningList.vue

@@ -11,7 +11,7 @@
         <template v-slot:title>
           <view class="collapseTitle">
             <image class="photo" :src="item.userAvtar" mode="aspectFill"></image>
-            <span class="text">{{ (item.userName, 'item.userName') }}</span>
+            <span class="text">{{ item.userName }}</span>
             <image
               v-if="collapseShow(index)"
               class="icon"

pnpm-lock.yaml

@@ -5,6 +5,9 @@ settings:
   excludeLinksFromLockfile: false
 
 dependencies:
+  express:
+    specifier: ^4.18.2
+    version: 4.18.2
   husky:
     specifier: ^8.0.3
     version: 8.0.3
@@ -14,9 +17,23 @@ dependencies:
   prettier:
     specifier: ^3.1.0
     version: 3.1.0
+  uuid:
+    specifier: ^9.0.1
+    version: 9.0.1
+  ws:
+    specifier: ^8.14.2
+    version: 8.14.2
 
 packages:
 
+  /accepts@1.3.8:
+    resolution: {integrity: sha512-PYAthTa2m2VKxuvSD3DPC/Gy+U+sOA1LAuT8mkmRuvw+NACSaeXEQ+NHcVF7rONl6qcaxV3Uuemwawk+7+SJLw==}
+    engines: {node: '>= 0.6'}
+    dependencies:
+      mime-types: 2.1.35
+      negotiator: 0.6.3
+    dev: false
+
   /ansi-escapes@5.0.0:
     resolution: {integrity: sha512-5GFMVX8HqE/TB+FuBJGuO5XG0WrsA6ptUqoODaT/n9mmUaZFkqnBueB4leqGBCmrUHnCnC4PCZTCd0E7QQ83bA==}
     engines: {node: '>=12'}
@@ -34,6 +51,30 @@ packages:
     engines: {node: '>=12'}
     dev: false
 
+  /array-flatten@1.1.1:
+    resolution: {integrity: sha512-PCVAQswWemu6UdxsDFFX/+gVeYqKAod3D3UVm91jHwynguOwAvYPhx8nNlM++NqRcK6CxxpUafjmhIdKiHibqg==}
+    dev: false
+
+  /body-parser@1.20.1:
+    resolution: {integrity: sha512-jWi7abTbYwajOytWCQc37VulmWiRae5RyTpaCyDcS5/lMdtwSz5lOpDE67srw/HYe35f1z3fDQw+3txg7gNtWw==}
+    engines: {node: '>= 0.8', npm: 1.2.8000 || >= 1.4.16}
+    dependencies:
+      bytes: 3.1.2
+      content-type: 1.0.5
+      debug: 2.6.9
+      depd: 2.0.0
+      destroy: 1.2.0
+      http-errors: 2.0.0
+      iconv-lite: 0.4.24
+      on-finished: 2.4.1
+      qs: 6.11.0
+      raw-body: 2.5.1
+      type-is: 1.6.18
+      unpipe: 1.0.0
+    transitivePeerDependencies:
+      - supports-color
+    dev: false
+
   /braces@3.0.2:
     resolution: {integrity: sha512-b8um+L1RzM3WDSzvhm6gIz1yfTbBt6YTlcEKAvsmqCZZFw46z626lVj9j1yEPW33H5H+lBQpZMP1k8l+78Ha0A==}
     engines: {node: '>=8'}
@@ -41,6 +82,19 @@ packages:
       fill-range: 7.0.1
     dev: false
 
+  /bytes@3.1.2:
+    resolution: {integrity: sha512-/Nf7TyzTx6S3yRJObOAV7956r8cr2+Oj8AC5dt8wSP3BQAoeX58NoHyCU8P8zGkNXStjTSi6fzO6F0pBdcYbEg==}
+    engines: {node: '>= 0.8'}
+    dev: false
+
+  /call-bind@1.0.5:
+    resolution: {integrity: sha512-C3nQxfFZxFRVoJoGKKI8y3MOEo129NQ+FgQ08iye+Mk4zNZZGdjfs06bVTr+DBSlA66Q2VEcMki/cUCP4SercQ==}
+    dependencies:
+      function-bind: 1.1.2
+      get-intrinsic: 1.2.2
+      set-function-length: 1.1.1
+    dev: false
+
   /chalk@5.3.0:
     resolution: {integrity: sha512-dLitG79d+GV1Nb/VYcCDFivJeK1hiukt9QjRNVOsUtTy1rR1YJsmpGGTZ3qJos+uw7WmWF4wUwBd9jxjocFC2w==}
     engines: {node: ^12.17.0 || ^14.13 || >=16.0.0}
@@ -70,6 +124,27 @@ packages:
     engines: {node: '>=16'}
     dev: false
 
+  /content-disposition@0.5.4:
+    resolution: {integrity: sha512-FveZTNuGw04cxlAiWbzi6zTAL/lhehaWbTtgluJh4/E95DqMwTmha3KZN1aAWA8cFIhHzMZUvLevkw5Rqk+tSQ==}
+    engines: {node: '>= 0.6'}
+    dependencies:
+      safe-buffer: 5.2.1
+    dev: false
+
+  /content-type@1.0.5:
+    resolution: {integrity: sha512-nTjqfcBFEipKdXCv4YDQWCfmcLZKm81ldF0pAopTvyrFGVbcR6P/VAAd5G7N+0tTr8QqiU0tFadD6FK4NtJwOA==}
+    engines: {node: '>= 0.6'}
+    dev: false
+
+  /cookie-signature@1.0.6:
+    resolution: {integrity: sha512-QADzlaHc8icV8I7vbaJXJwod9HWYp8uCqf1xa4OfNu1T7JVxQIrUgOWtHdNDtPiywmFbiS12VjotIXLrKM3orQ==}
+    dev: false
+
+  /cookie@0.5.0:
+    resolution: {integrity: sha512-YZ3GUyn/o8gfKJlnlX7g7xq4gyO6OSuhGPKaaGssGB2qgDUS0gPgtTvoyZLTt9Ab6dC4hfc9dV5arkvc/OCmrw==}
+    engines: {node: '>= 0.6'}
+    dev: false
+
   /cross-spawn@7.0.3:
     resolution: {integrity: sha512-iRDPJKUPVEND7dHPO8rkbOnPpyDygcDFtWjpeWNCgy8WP2rXcxXL8TskReQl6OrB2G7+UJrags1q15Fudc7G6w==}
     engines: {node: '>= 8'}
@@ -79,6 +154,17 @@ packages:
       which: 2.0.2
     dev: false
 
+  /debug@2.6.9:
+    resolution: {integrity: sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==}
+    peerDependencies:
+      supports-color: '*'
+    peerDependenciesMeta:
+      supports-color:
+        optional: true
+    dependencies:
+      ms: 2.0.0
+    dev: false
+
   /debug@4.3.4:
     resolution: {integrity: sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==}
     engines: {node: '>=6.0'}
@@ -91,14 +177,51 @@ packages:
       ms: 2.1.2
     dev: false
 
+  /define-data-property@1.1.1:
+    resolution: {integrity: sha512-E7uGkTzkk1d0ByLeSc6ZsFS79Axg+m1P/VsgYsxHgiuc3tFSj+MjMIwe90FC4lOAZzNBdY7kkO2P2wKdsQ1vgQ==}
+    engines: {node: '>= 0.4'}
+    dependencies:
+      get-intrinsic: 1.2.2
+      gopd: 1.0.1
+      has-property-descriptors: 1.0.1
+    dev: false
+
+  /depd@2.0.0:
+    resolution: {integrity: sha512-g7nH6P6dyDioJogAAGprGpCtVImJhpPk/roCzdb3fIh61/s/nPsfR6onyMwkCAR/OlC3yBC0lESvUoQEAssIrw==}
+    engines: {node: '>= 0.8'}
+    dev: false
+
+  /destroy@1.2.0:
+    resolution: {integrity: sha512-2sJGJTaXIIaR1w4iJSNoN0hnMY7Gpc/n8D4qSCJw8QqFWXf7cuAgnEHxBpweaVcPevC2l3KpjYCx3NypQQgaJg==}
+    engines: {node: '>= 0.8', npm: 1.2.8000 || >= 1.4.16}
+    dev: false
+
   /eastasianwidth@0.2.0:
     resolution: {integrity: sha512-I88TYZWc9XiYHRQ4/3c5rjjfgkjhLyW2luGIheGERbNQ6OY7yTybanSpDXZa8y7VUP9YmDcYa+eyq4ca7iLqWA==}
     dev: false
 
+  /ee-first@1.1.1:
+    resolution: {integrity: sha512-WMwm9LhRUo+WUaRN+vRuETqG89IgZphVSNkdFgeb6sS/E4OrDIN7t48CAewSHXc6C8lefD8KKfr5vY61brQlow==}
+    dev: false
+
   /emoji-regex@9.2.2:
     resolution: {integrity: sha512-L18DaJsXSUk2+42pv8mLs5jJT2hqFkFE4j21wOmgbUqsZ2hL72NsUU785g9RXgo3s0ZNgVl42TiHp3ZtOv/Vyg==}
     dev: false
 
+  /encodeurl@1.0.2:
+    resolution: {integrity: sha512-TPJXq8JqFaVYm2CWmPvnP2Iyo4ZSM7/QKcSmuMLDObfpH5fi7RUGmd/rTDf+rut/saiDiQEeVTNgAmJEdAOx0w==}
+    engines: {node: '>= 0.8'}
+    dev: false
+
+  /escape-html@1.0.3:
+    resolution: {integrity: sha512-NiSupZ4OeuGwr68lGIeym/ksIZMJodUGOSCZ/FSnTxcrekbvqrgdUxlJOMpijaKZVjAJrWrGs/6Jy8OMuyj9ow==}
+    dev: false
+
+  /etag@1.8.1:
+    resolution: {integrity: sha512-aIL5Fx7mawVa300al2BnEE4iNvo1qETxLrPI/o05L7z6go7fCw1J6EQmbK4FmJ2AS7kgVF/KEZWufBfdClMcPg==}
+    engines: {node: '>= 0.6'}
+    dev: false
+
   /eventemitter3@5.0.1:
     resolution: {integrity: sha512-GWkBvjiSZK87ELrYOSESUYeVIc9mvLLf/nXalMOS5dYrgZq9o5OVkbZAVM06CVxYsCwH9BDZFPlQTlPA1j4ahA==}
     dev: false
@@ -118,6 +241,45 @@ packages:
       strip-final-newline: 3.0.0
     dev: false
 
+  /express@4.18.2:
+    resolution: {integrity: sha512-5/PsL6iGPdfQ/lKM1UuielYgv3BUoJfz1aUwU9vHZ+J7gyvwdQXFEBIEIaxeGf0GIcreATNyBExtalisDbuMqQ==}
+    engines: {node: '>= 0.10.0'}
+    dependencies:
+      accepts: 1.3.8
+      array-flatten: 1.1.1
+      body-parser: 1.20.1
+      content-disposition: 0.5.4
+      content-type: 1.0.5
+      cookie: 0.5.0
+      cookie-signature: 1.0.6
+      debug: 2.6.9
+      depd: 2.0.0
+      encodeurl: 1.0.2
+      escape-html: 1.0.3
+      etag: 1.8.1
+      finalhandler: 1.2.0
+      fresh: 0.5.2
+      http-errors: 2.0.0
+      merge-descriptors: 1.0.1
+      methods: 1.1.2
+      on-finished: 2.4.1
+      parseurl: 1.3.3
+      path-to-regexp: 0.1.7
+      proxy-addr: 2.0.7
+      qs: 6.11.0
+      range-parser: 1.2.1
+      safe-buffer: 5.2.1
+      send: 0.18.0
+      serve-static: 1.15.0
+      setprototypeof: 1.2.0
+      statuses: 2.0.1
+      type-is: 1.6.18
+      utils-merge: 1.0.1
+      vary: 1.1.2
+    transitivePeerDependencies:
+      - supports-color
+    dev: false
+
   /fill-range@7.0.1:
     resolution: {integrity: sha512-qOo9F+dMUmC2Lcb4BbVvnKJxTPjCm+RRpe4gDuGrzkL7mEVl/djYSu2OdQ2Pa302N4oqkSg9ir6jaLWJ2USVpQ==}
     engines: {node: '>=8'}
@@ -125,11 +287,89 @@ packages:
       to-regex-range: 5.0.1
     dev: false
 
+  /finalhandler@1.2.0:
+    resolution: {integrity: sha512-5uXcUVftlQMFnWC9qu/svkWv3GTd2PfUhK/3PLkYNAe7FbqJMt3515HaxE6eRL74GdsriiwujiawdaB1BpEISg==}
+    engines: {node: '>= 0.8'}
+    dependencies:
+      debug: 2.6.9
+      encodeurl: 1.0.2
+      escape-html: 1.0.3
+      on-finished: 2.4.1
+      parseurl: 1.3.3
+      statuses: 2.0.1
+      unpipe: 1.0.0
+    transitivePeerDependencies:
+      - supports-color
+    dev: false
+
+  /forwarded@0.2.0:
+    resolution: {integrity: sha512-buRG0fpBtRHSTCOASe6hD258tEubFoRLb4ZNA6NxMVHNw2gOcwHo9wyablzMzOA5z9xA9L1KNjk/Nt6MT9aYow==}
+    engines: {node: '>= 0.6'}
+    dev: false
+
+  /fresh@0.5.2:
+    resolution: {integrity: sha512-zJ2mQYM18rEFOudeV4GShTGIQ7RbzA7ozbU9I/XBpm7kqgMywgmylMwXHxZJmkVoYkna9d2pVXVXPdYTP9ej8Q==}
+    engines: {node: '>= 0.6'}
+    dev: false
+
+  /function-bind@1.1.2:
+    resolution: {integrity: sha512-7XHNxH7qX9xG5mIwxkhumTox/MIRNcOgDrxWsMt2pAr23WHp6MrRlN7FBSFpCpr+oVO0F744iUgR82nJMfG2SA==}
+    dev: false
+
+  /get-intrinsic@1.2.2:
+    resolution: {integrity: sha512-0gSo4ml/0j98Y3lngkFEot/zhiCeWsbYIlZ+uZOVgzLyLaUw7wxUL+nCTP0XJvJg1AXulJRI3UJi8GsbDuxdGA==}
+    dependencies:
+      function-bind: 1.1.2
+      has-proto: 1.0.1
+      has-symbols: 1.0.3
+      hasown: 2.0.0
+    dev: false
+
   /get-stream@8.0.1:
     resolution: {integrity: sha512-VaUJspBffn/LMCJVoMvSAdmscJyS1auj5Zulnn5UoYcY531UWmdwhRWkcGKnGU93m5HSXP9LP2usOryrBtQowA==}
     engines: {node: '>=16'}
     dev: false
 
+  /gopd@1.0.1:
+    resolution: {integrity: sha512-d65bNlIadxvpb/A2abVdlqKqV563juRnZ1Wtk6s1sIR8uNsXR70xqIzVqxVf1eTqDunwT2MkczEeaezCKTZhwA==}
+    dependencies:
+      get-intrinsic: 1.2.2
+    dev: false
+
+  /has-property-descriptors@1.0.1:
+    resolution: {integrity: sha512-VsX8eaIewvas0xnvinAe9bw4WfIeODpGYikiWYLH+dma0Jw6KHYqWiWfhQlgOVK8D6PvjubK5Uc4P0iIhIcNVg==}
+    dependencies:
+      get-intrinsic: 1.2.2
+    dev: false
+
+  /has-proto@1.0.1:
+    resolution: {integrity: sha512-7qE+iP+O+bgF9clE5+UoBFzE65mlBiVj3tKCrlNQ0Ogwm0BjpT/gK4SlLYDMybDh5I3TCTKnPPa0oMG7JDYrhg==}
+    engines: {node: '>= 0.4'}
+    dev: false
+
+  /has-symbols@1.0.3:
+    resolution: {integrity: sha512-l3LCuF6MgDNwTDKkdYGEihYjt5pRPbEg46rtlmnSPlUbgmB8LOIrKJbYYFBSbnPaJexMKtiPO8hmeRjRz2Td+A==}
+    engines: {node: '>= 0.4'}
+    dev: false
+
+  /hasown@2.0.0:
+    resolution: {integrity: sha512-vUptKVTpIJhcczKBbgnS+RtcuYMB8+oNzPK2/Hp3hanz8JmpATdmmgLgSaadVREkDm+e2giHwY3ZRkyjSIDDFA==}
+    engines: {node: '>= 0.4'}
+    dependencies:
+      function-bind: 1.1.2
+    dev: false
+
+  /http-errors@2.0.0:
+    resolution: {integrity: sha512-FtwrG/euBzaEjYeRqOgly7G0qviiXoJWnvEH2Z1plBdXgbyjv34pHTSb9zoeHMyDy33+DWy5Wt9Wo+TURtOYSQ==}
+    engines: {node: '>= 0.8'}
+    dependencies:
+      depd: 2.0.0
+      inherits: 2.0.4
+      setprototypeof: 1.2.0
+      statuses: 2.0.1
+      toidentifier: 1.0.1
+    dev: false
+
   /human-signals@5.0.0:
     resolution: {integrity: sha512-AXcZb6vzzrFAUE61HnN4mpLqd/cSIwNQjtNWR0euPm6y0iqx3G4gOXaIDdtdDwZmhwe82LA6+zinmW4UBWVePQ==}
     engines: {node: '>=16.17.0'}
@@ -141,6 +381,22 @@ packages:
     hasBin: true
     dev: false
 
+  /iconv-lite@0.4.24:
+    resolution: {integrity: sha512-v3MXnZAcvnywkTUEZomIActle7RXXeedOR31wwl7VlyoXO4Qi9arvSenNQWne1TcRwhCL1HwLI21bEqdpj8/rA==}
+    engines: {node: '>=0.10.0'}
+    dependencies:
+      safer-buffer: 2.1.2
+    dev: false
+
+  /inherits@2.0.4:
+    resolution: {integrity: sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==}
+    dev: false
+
+  /ipaddr.js@1.9.1:
+    resolution: {integrity: sha512-0KI/607xoxSToH7GjN1FfSbLoU0+btTicjsQSWQlh/hZykN8KpmMf7uYwPW3R+akZ6R/w18ZlXSHBYXiYUPO3g==}
+    engines: {node: '>= 0.10'}
+    dev: false
+
   /is-fullwidth-code-point@4.0.0:
     resolution: {integrity: sha512-O4L094N2/dZ7xqVdrXhh9r1KODPJpFms8B5sGdJLPy664AgvXsreZUyCQQNItZRDlYug4xStLjNp/sz3HvBowQ==}
     engines: {node: '>=12'}
@@ -207,10 +463,24 @@ packages:
       wrap-ansi: 8.1.0
     dev: false
 
+  /media-typer@0.3.0:
+    resolution: {integrity: sha512-dq+qelQ9akHpcOl/gUVRTxVIOkAJ1wR3QAvb4RsVjS8oVoFjDGTc679wJYmUmknUF5HwMLOgb5O+a3KxfWapPQ==}
+    engines: {node: '>= 0.6'}
+    dev: false
+
+  /merge-descriptors@1.0.1:
+    resolution: {integrity: sha512-cCi6g3/Zr1iqQi6ySbseM1Xvooa98N0w31jzUYrXPX2xqObmFGHJ0tQ5u74H3mVh7wLouTseZyYIq39g8cNp1w==}
+    dev: false
+
   /merge-stream@2.0.0:
     resolution: {integrity: sha512-abv/qOcuPfk3URPfDzmZU1LKmuw8kT+0nIHvKrKgFrwifol/doWcdA4ZqsWQ8ENrFKkd67Mfpo/LovbIUsbt3w==}
     dev: false
 
+  /methods@1.1.2:
+    resolution: {integrity: sha512-iclAHeNqNm68zFtnZ0e+1L2yUIdvzNoauKU4WBA3VvH/vPFieF7qfRlwUZU+DA9P9bPXIS90ulxoUoCH23sV2w==}
+    engines: {node: '>= 0.6'}
+    dev: false
+
   /micromatch@4.0.5:
     resolution: {integrity: sha512-DMy+ERcEW2q8Z2Po+WNXuw3c5YaUSFjAO5GsJqfEl7UjvtIuFKO6ZrKvcItdy98dwFI2N1tg3zNIdKaQT+aNdA==}
     engines: {node: '>=8.6'}
@@ -219,6 +489,24 @@ packages:
       picomatch: 2.3.1
     dev: false
 
+  /mime-db@1.52.0:
+    resolution: {integrity: sha512-sPU4uV7dYlvtWJxwwxHD0PuihVNiE7TyAbQ5SWxDCB9mUYvOgroQOwYQQOKPJ8CIbE+1ETVlOoK1UC2nU3gYvg==}
+    engines: {node: '>= 0.6'}
+    dev: false
+
+  /mime-types@2.1.35:
+    resolution: {integrity: sha512-ZDY+bPm5zTTF+YpCrAU9nK0UgICYPT0QtT1NZWFv4s++TNkcgVaT0g6+4R2uI4MjQjzysHB1zxuWL50hzaeXiw==}
+    engines: {node: '>= 0.6'}
+    dependencies:
+      mime-db: 1.52.0
+    dev: false
+
+  /mime@1.6.0:
+    resolution: {integrity: sha512-x0Vn8spI+wuJ1O6S7gnbaQg8Pxh4NNHb7KSINmEWKiPE4RKOplvijn+NkmYmmRgP68mc70j2EbeTFRsrswaQeg==}
+    engines: {node: '>=4'}
+    hasBin: true
+    dev: false
+
   /mimic-fn@2.1.0:
     resolution: {integrity: sha512-OqbOk5oEQeAZ8WXWydlu9HJjz9WVdEIvamMCcXmuqUYjTknH/sqsWvhQ3vgwKFRR1HpjvNBKQ37nbJgYzGqGcg==}
     engines: {node: '>=6'}
@@ -229,10 +517,23 @@ packages:
     engines: {node: '>=12'}
     dev: false
 
+  /ms@2.0.0:
+    resolution: {integrity: sha512-Tpp60P6IUJDTuOq/5Z8cdskzJujfwqfOTkrwIwj7IRISpnkJnT6SyJ4PCPnGMoFjC9ddhal5KVIYtAt97ix05A==}
+    dev: false
+
   /ms@2.1.2:
     resolution: {integrity: sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==}
     dev: false
 
+  /ms@2.1.3:
+    resolution: {integrity: sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==}
+    dev: false
+
+  /negotiator@0.6.3:
+    resolution: {integrity: sha512-+EUsqGPLsM+j/zdChZjsnX51g4XrHFOIXwfnCVPGlQk/k5giakcKsuxCObBRu6DSm9opw/O6slWbJdghQM4bBg==}
+    engines: {node: '>= 0.6'}
+    dev: false
+
   /npm-run-path@5.1.0:
     resolution: {integrity: sha512-sJOdmRGrY2sjNTRMbSvluQqg+8X7ZK61yvzBEIDhz4f8z1TZFYABsqjjCBd/0PUNE9M6QDgHJXQkGUEm7Q+l9Q==}
     engines: {node: ^12.20.0 || ^14.13.1 || >=16.0.0}
@@ -240,6 +541,17 @@ packages:
       path-key: 4.0.0
     dev: false
 
+  /object-inspect@1.13.1:
+    resolution: {integrity: sha512-5qoj1RUiKOMsCCNLV1CBiPYE10sziTsnmNxkAI/rZhiD63CF7IqdFGC/XzjWjpSgLf0LxXX3bDFIh0E18f6UhQ==}
+    dev: false
+
+  /on-finished@2.4.1:
+    resolution: {integrity: sha512-oVlzkg3ENAhCk2zdv7IJwd/QUD4z2RxRwpkcGY8psCVcCYZNq4wYnVWALHM+brtuJjePWiYF/ClmuDr8Ch5+kg==}
+    engines: {node: '>= 0.8'}
+    dependencies:
+      ee-first: 1.1.1
+    dev: false
+
   /onetime@5.1.2:
     resolution: {integrity: sha512-kbpaSSGJTWdAY5KPVeMOKXSrPtr8C8C7wodJbcsd51jRnmD+GZu8Y0VoU6Dm5Z4vWr0Ig/1NKuWRKf7j5aaYSg==}
     engines: {node: '>=6'}
@@ -254,6 +566,11 @@ packages:
       mimic-fn: 4.0.0
     dev: false
 
+  /parseurl@1.3.3:
+    resolution: {integrity: sha512-CiyeOxFT/JZyN5m0z9PfXw4SCBJ6Sygz1Dpl0wqjlhDEGGBP1GnsUVEL0p63hoG1fcj3fHynXi9NYO4nWOL+qQ==}
+    engines: {node: '>= 0.8'}
+    dev: false
+
   /path-key@3.1.1:
     resolution: {integrity: sha512-ojmeN0qd+y0jszEtoY48r0Peq5dwMEkIlCOu6Q5f41lfkswXuKtYrhgoTpLnyIcHm24Uhqx+5Tqm2InSwLhE6Q==}
     engines: {node: '>=8'}
@@ -264,6 +581,10 @@ packages:
     engines: {node: '>=12'}
     dev: false
 
+  /path-to-regexp@0.1.7:
+    resolution: {integrity: sha512-5DFkuoqlv1uYQKxy8omFBeJPQcdoE07Kv2sferDCrAq1ohOU+MSDswDIbnx3YAM60qIOnYa53wBhXW0EbMonrQ==}
+    dev: false
+
   /picomatch@2.3.1:
     resolution: {integrity: sha512-JU3teHTNjmE2VCGFzuY8EXzCDVwEqB2a8fsIvwaStHhAWJEeVd1o1QD80CU6+ZdEXXSLbSsuLwJjkCBWqRQUVA==}
     engines: {node: '>=8.6'}
@@ -281,6 +602,36 @@ packages:
     hasBin: true
     dev: false
 
+  /proxy-addr@2.0.7:
+    resolution: {integrity: sha512-llQsMLSUDUPT44jdrU/O37qlnifitDP+ZwrmmZcoSKyLKvtZxpyV0n2/bD/N4tBAAZ/gJEdZU7KMraoK1+XYAg==}
+    engines: {node: '>= 0.10'}
+    dependencies:
+      forwarded: 0.2.0
+      ipaddr.js: 1.9.1
+    dev: false
+
+  /qs@6.11.0:
+    resolution: {integrity: sha512-MvjoMCJwEarSbUYk5O+nmoSzSutSsTwF85zcHPQ9OrlFoZOYIjaqBAJIqIXjptyD5vThxGq52Xu/MaJzRkIk4Q==}
+    engines: {node: '>=0.6'}
+    dependencies:
+      side-channel: 1.0.4
+    dev: false
+
+  /range-parser@1.2.1:
+    resolution: {integrity: sha512-Hrgsx+orqoygnmhFbKaHE6c296J+HTAQXoxEF6gNupROmmGJRoyzfG3ccAveqCBrwr/2yxQ5BVd/GTl5agOwSg==}
+    engines: {node: '>= 0.6'}
+    dev: false
+
+  /raw-body@2.5.1:
+    resolution: {integrity: sha512-qqJBtEyVgS0ZmPGdCFPWJ3FreoqvG4MVQln/kCgF7Olq95IbOp0/BWyMwbdtn4VTvkM8Y7khCQ2Xgk/tcrCXig==}
+    engines: {node: '>= 0.8'}
+    dependencies:
+      bytes: 3.1.2
+      http-errors: 2.0.0
+      iconv-lite: 0.4.24
+      unpipe: 1.0.0
+    dev: false
+
   /restore-cursor@4.0.0:
     resolution: {integrity: sha512-I9fPXU9geO9bHOt9pHHOhOkYerIMsmVaWB0rA2AI9ERh/+x/i7MV5HKBNrg+ljO5eoPVgCcnFuRjJ9uH6I/3eg==}
     engines: {node: ^12.20.0 || ^14.13.1 || >=16.0.0}
@@ -293,6 +644,61 @@ packages:
     resolution: {integrity: sha512-V2hovdzFbOi77/WajaSMXk2OLm+xNIeQdMMuB7icj7bk6zi2F8GGAxigcnDFpJHbNyNcgyJDiP+8nOrY5cZGrA==}
     dev: false
 
+  /safe-buffer@5.2.1:
+    resolution: {integrity: sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ==}
+    dev: false
+
+  /safer-buffer@2.1.2:
+    resolution: {integrity: sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg==}
+    dev: false
+
+  /send@0.18.0:
+    resolution: {integrity: sha512-qqWzuOjSFOuqPjFe4NOsMLafToQQwBSOEpS+FwEt3A2V3vKubTquT3vmLTQpFgMXp8AlFWFuP1qKaJZOtPpVXg==}
+    engines: {node: '>= 0.8.0'}
+    dependencies:
+      debug: 2.6.9
+      depd: 2.0.0
+      destroy: 1.2.0
+      encodeurl: 1.0.2
+      escape-html: 1.0.3
+      etag: 1.8.1
+      fresh: 0.5.2
+      http-errors: 2.0.0
+      mime: 1.6.0
+      ms: 2.1.3
+      on-finished: 2.4.1
+      range-parser: 1.2.1
+      statuses: 2.0.1
+    transitivePeerDependencies:
+      - supports-color
+    dev: false
+
+  /serve-static@1.15.0:
+    resolution: {integrity: sha512-XGuRDNjXUijsUL0vl6nSD7cwURuzEgglbOaFuZM9g3kwDXOWVTck0jLzjPzGD+TazWbboZYu52/9/XPdUgne9g==}
+    engines: {node: '>= 0.8.0'}
+    dependencies:
+      encodeurl: 1.0.2
+      escape-html: 1.0.3
+      parseurl: 1.3.3
+      send: 0.18.0
+    transitivePeerDependencies:
+      - supports-color
+    dev: false
+
+  /set-function-length@1.1.1:
+    resolution: {integrity: sha512-VoaqjbBJKiWtg4yRcKBQ7g7wnGnLV3M8oLvVWwOk2PdYY6PEFegR1vezXR0tw6fZGF9csVakIRjrJiy2veSBFQ==}
+    engines: {node: '>= 0.4'}
+    dependencies:
+      define-data-property: 1.1.1
+      get-intrinsic: 1.2.2
+      gopd: 1.0.1
+      has-property-descriptors: 1.0.1
+    dev: false
+
+  /setprototypeof@1.2.0:
+    resolution: {integrity: sha512-E5LDX7Wrp85Kil5bhZv46j8jOeboKq5JMmYM3gVGdGH8xFpPWXUMsNrlODCrkoxMEeNi/XZIwuRvY4XNwYMJpw==}
+    dev: false
+
   /shebang-command@2.0.0:
     resolution: {integrity: sha512-kHxr2zZpYtdmrN1qDjrrX/Z1rR1kG8Dx+gkpK1G4eXmvXswmcE1hTWBWYUzlraYw1/yZp6YuDY77YtvbN0dmDA==}
     engines: {node: '>=8'}
@@ -305,6 +711,14 @@ packages:
     engines: {node: '>=8'}
     dev: false
 
+  /side-channel@1.0.4:
+    resolution: {integrity: sha512-q5XPytqFEIKHkGdiMIrY10mvLRvnQh42/+GoBlFW3b2LXLE2xxJpZFdm94we0BaoV3RwJyGqg5wS7epxTv0Zvw==}
+    dependencies:
+      call-bind: 1.0.5
+      get-intrinsic: 1.2.2
+      object-inspect: 1.13.1
+    dev: false
+
   /signal-exit@3.0.7:
     resolution: {integrity: sha512-wnD2ZE+l+SPC/uoS0vXeE9L1+0wuaMqKlfz9AMUo38JsyLSBWSFcHR1Rri62LZc12vLr1gb3jl7iwQhgwpAbGQ==}
     dev: false
@@ -322,6 +736,11 @@ packages:
       is-fullwidth-code-point: 4.0.0
     dev: false
 
+  /statuses@2.0.1:
+    resolution: {integrity: sha512-RwNA9Z/7PrK06rYLIzFMlaF+l73iwpzsqRIFgbMLbTcLD6cOao82TaWefPXQvB2fOC4AjuYSEndS7N/mTCbkdQ==}
+    engines: {node: '>= 0.8'}
+    dev: false
+
   /string-argv@0.3.2:
     resolution: {integrity: sha512-aqD2Q0144Z+/RqG52NeHEkZauTAUWJO8c6yTftGJKO3Tja5tUgIfmIl6kExvhtxSDP7fXB6DvzkfMpCd/F3G+Q==}
     engines: {node: '>=0.6.19'}
@@ -355,11 +774,44 @@ packages:
       is-number: 7.0.0
     dev: false
 
+  /toidentifier@1.0.1:
+    resolution: {integrity: sha512-o5sSPKEkg/DIQNmH43V0/uerLrpzVedkUh8tGNvaeXpfpuwjKenlSox/2O/BTlZUtEe+JG7s5YhEz608PlAHRA==}
+    engines: {node: '>=0.6'}
+    dev: false
+
   /type-fest@1.4.0:
     resolution: {integrity: sha512-yGSza74xk0UG8k+pLh5oeoYirvIiWo5t0/o3zHHAO2tRDiZcxWP7fywNlXhqb6/r6sWvwi+RsyQMWhVLe4BVuA==}
     engines: {node: '>=10'}
     dev: false
 
+  /type-is@1.6.18:
+    resolution: {integrity: sha512-TkRKr9sUTxEH8MdfuCSP7VizJyzRNMjj2J2do2Jr3Kym598JVdEksuzPQCnlFPW4ky9Q+iA+ma9BGm06XQBy8g==}
+    engines: {node: '>= 0.6'}
+    dependencies:
+      media-typer: 0.3.0
+      mime-types: 2.1.35
+    dev: false
+
+  /unpipe@1.0.0:
+    resolution: {integrity: sha512-pjy2bYhSsufwWlKwPc+l3cN7+wuJlK6uz0YdJEOlQDbl6jo/YlPi4mb8agUkVC8BF7V8NuzeyPNqRksA3hztKQ==}
+    engines: {node: '>= 0.8'}
+    dev: false
+
+  /utils-merge@1.0.1:
+    resolution: {integrity: sha512-pMZTvIkT1d+TFGvDOqodOclx0QWkkgi6Tdoa8gC8ffGAAqz9pzPTZWAybbsHHoED/ztMtkv/VoYTYyShUn81hA==}
+    engines: {node: '>= 0.4.0'}
+    dev: false
+
+  /uuid@9.0.1:
+    resolution: {integrity: sha512-b+1eJOlsR9K8HJpow9Ok3fiWOWSIcIzXodvv0rQjVoOVNpWMpxf1wZNpt4y9h10odCNrqnYp1OBzRktckBe3sA==}
+    hasBin: true
+    dev: false
+
+  /vary@1.1.2:
+    resolution: {integrity: sha512-BNGbWLfd0eUPabhkXUVm0j8uuvREyTh5ovRa/dyow/BqAbZJyC+5fU+IzQOzmAKzYqYRAISoRhdQr3eIZ/PXqg==}
+    engines: {node: '>= 0.8'}
+    dev: false
+
   /which@2.0.2:
     resolution: {integrity: sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==}
     engines: {node: '>= 8'}
@@ -377,6 +829,19 @@ packages:
       strip-ansi: 7.1.0
     dev: false
 
+  /ws@8.14.2:
+    resolution: {integrity: sha512-wEBG1ftX4jcglPxgFCMJmZ2PLtSbJ2Peg6TmpJFTbe9GZYOQCDPdMYu/Tm0/bGZkw8paZnJY45J4K2PZrLYq8g==}
+    engines: {node: '>=10.0.0'}
+    peerDependencies:
+      bufferutil: ^4.0.1
+      utf-8-validate: '>=5.0.2'
+    peerDependenciesMeta:
+      bufferutil:
+        optional: true
+      utf-8-validate:
+        optional: true
+    dev: false
+
   /yaml@2.3.4:
     resolution: {integrity: sha512-8aAvwVUSHpfEqTQ4w/KMlf3HcRdt50E5ODIQJBw1fQ5RL34xabzxtUlzTXVqc4rkZsPbvrXKWnABCD7kWSmocA==}
     engines: {node: '>= 14'}

server.js

@@ -0,0 +1,34 @@
+const express = require('express')
+const WebSocket = require('ws')
+const { v4: uuidv4 } = require('uuid')
+
+const app = express()
+const server = require('http').createServer(app)
+const wss = new WebSocket.Server({ server })
+
+let userId = 0
+let onlineUsers = {}
+
+wss.on('connection', ws => {
+  ws.id = uuidv4() // 为每个连接分配一个唯一的 ID
+
+  ws.on('message', message => {
+    let user = JSON.parse(message)
+    user.id = ++userId
+    onlineUsers[ws.id] = user // 用户上线，添加到在线用户列表
+  })
+
+  ws.on('close', () => {
+    delete onlineUsers[ws.id] // 用户下线，从在线用户列表中移除
+  })
+})
+
+// 每隔5秒打印在线用户
+setInterval(() => {
+  console.log(new Date())
+  console.log('Online users:', onlineUsers)
+}, 5000)
+
+server.listen(3000, () => {
+  console.log('WebSocket server listening on port 3000')
+})