diff --git a/.env b/.env
index 6ba5afd..7e2484d 100644
--- a/.env
+++ b/.env
@@ -2,3 +2,4 @@ DB_NAME = "uml"
 DB_USER = "root"
 DB_PASSWORD = "123456"
 DB_HOST = "localhost"
+JWT_SECRET = "PJH"
\ No newline at end of file
diff --git a/README.md b/README.md
deleted file mode 100644
index d483ec4..0000000
--- a/README.md
+++ /dev/null
@@ -1,2 +0,0 @@
-# backend
-
diff --git a/app.js b/app.js
index db93262..0534bc9 100644
--- a/app.js
+++ b/app.js
@@ -3,17 +3,28 @@ var express = require('express');
 var path = require('path');
 var cookieParser = require('cookie-parser');
 var logger = require('morgan');
+const cors = require('cors');
 
 //优先读取环境变量
 require("dotenv").config()
+
 //引入数据库连接
 require("./dao/db")
 
 //引入路由
 const userRouter = require('./routes/user');
+const expressRouter = require("./routes/express")
 
 var app = express();
 
+//配置cors
+const corsOptions = {
+  allowedHeaders: ['Content-Type', 'Authorization'],
+  exposedHeaders: ['Authentication', 'X-Custom-Header'],
+  credentials: true,
+}
+//为所有源跨域
+app.use(cors(corsOptions))
 //使用各种中间件
 app.use(logger('dev'));
 app.use(express.json());
@@ -24,7 +35,8 @@ app.use(cookieParser());
 app.use(express.static(path.join(__dirname, 'public')));
 
 //使用路由中间件
-app.use('/', userRouter);
+app.use('/user', userRouter);
+app.use("/express", expressRouter)
 
 // catch 404 and forward to error handler
 app.use(function (req, res, next) {
diff --git a/dao/db.js b/dao/db.js
index e0892b8..77b70d2 100644
--- a/dao/db.js
+++ b/dao/db.js
@@ -1,6 +1,10 @@
 const sequelize = require("./dbConnect")
 const userModel = require("./model/userModel")
+const expressModel = require("./model/expressModel")
 const md5 = require("md5")
+const {
+    getRandomExpressId
+} = require("../utils/tools")
 //将数据模型和表进行同步
 async function test() {
     await sequelize.sync({
@@ -19,6 +23,36 @@ async function test() {
         console.log("用户数据初始化完毕")
     }
 
+    const expressCount = await expressModel.count()
+    if (!expressCount) {
+        expressModel.bulkCreate([{
+            expressId: getRandomExpressId(),
+            senderCity: "深圳市",
+            senderName: "冰凉凉1",
+            receiverCity: "福州市",
+            receiverName: "叶丽丽",
+            isSigned: 1,
+            signedTime: "2024-10-24 11:58"
+        }, {
+            expressId: getRandomExpressId(),
+            senderCity: "深圳市",
+            senderName: "冰凉凉2",
+            receiverCity: "福州市",
+            receiverName: "叶丽丽",
+            isSigned: 1,
+            signedTime: "2024-10-24 11:58"
+        }, {
+            expressId: getRandomExpressId(),
+            senderCity: "深圳市",
+            senderName: "冰凉凉3",
+            receiverCity: "福州市",
+            receiverName: "叶丽丽",
+            isSigned: 1,
+            signedTime: "2024-10-24 11:58"
+        }])
+        console.log("express初始化完成")
+    }
+
     console.log("数据库数据准备完成")
 }
 test()
\ No newline at end of file
diff --git a/dao/expressDao.js b/dao/expressDao.js
new file mode 100644
index 0000000..be01a19
--- /dev/null
+++ b/dao/expressDao.js
@@ -0,0 +1,20 @@
+const {
+    handleArrayDaoData
+} = require("../utils/tools")
+const expressModel = require("./model/expressModel")
+module.exports.getExpressDao = async function () {
+    return handleArrayDaoData(await expressModel.findAll())
+}
+module.exports.addExpressDao = async function (expData) {
+    await expressModel.create(expData)
+    return handleArrayDaoData(await expressModel.findAll())
+}
+
+module.exports.updateExpressDao = async function (expData) {
+    await expressModel.update(expData, {
+        where: {
+            id: expData.id
+        }
+    })
+    return handleArrayDaoData(await expressModel.findAll())
+}
\ No newline at end of file
diff --git a/dao/model/expressModel.js b/dao/model/expressModel.js
new file mode 100644
index 0000000..6ec2d36
--- /dev/null
+++ b/dao/model/expressModel.js
@@ -0,0 +1,37 @@
+const sequelize = require("../dbConnect")
+const {
+    DataTypes
+} = require("sequelize")
+
+module.exports = sequelize.define("express", {
+    expressId: {
+        type: DataTypes.STRING,
+        allowNull: false
+    },
+    senderName: {
+        type: DataTypes.STRING,
+        allowNull: false
+    },
+    senderCity: {
+        type: DataTypes.STRING,
+        allowNull: false
+    },
+    receiverName: {
+        type: DataTypes.STRING,
+        allowNull: false
+    },
+    receiverCity: {
+        type: DataTypes.STRING,
+        allowNull: false
+    },
+    isSigned: {
+        type: DataTypes.INTEGER,
+        allowNull: false
+    },
+    signedTime: DataTypes.STRING
+
+}, {
+    freezeTableName: true,
+    createdAt: false,
+    updatedAt: false,
+})
\ No newline at end of file
diff --git a/dao/model/userModel.js b/dao/model/userModel.js
index fd32be1..d007796 100644
--- a/dao/model/userModel.js
+++ b/dao/model/userModel.js
@@ -11,7 +11,11 @@ module.exports = sequelize.define("user", {
     loginPwd: {
         type: DataTypes.STRING,
         allowNull: false
-    }
+    },
+    sex: DataTypes.STRING,
+    brithday: DataTypes.STRING,
+    region: DataTypes.STRING,
+    number: DataTypes.STRING
 }, {
     freezeTableName: true,
     createdAt: false,
diff --git a/dao/userDao.js b/dao/userDao.js
index cea7dfc..7ef2b6b 100644
--- a/dao/userDao.js
+++ b/dao/userDao.js
@@ -9,4 +9,20 @@ module.exports.loginDao = async function ({
             loginPwd
         }
     })
+}
+
+module.exports.updateUserDao = async function (loginInfo) {
+    return await userModel.update(loginInfo, {
+        where: {
+            loginId: loginInfo.loginId,
+        }
+    })
+}
+
+module.exports.getUserInfoDao = async function (loginId) {
+    return await userModel.findOne({
+        where: {
+            loginId,
+        }
+    })
 }
\ No newline at end of file
diff --git a/package-lock.json b/package-lock.json
index fed2936..3bafdd1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,11 +9,13 @@
       "version": "0.0.0",
       "dependencies": {
         "cookie-parser": "~1.4.4",
+        "cors": "^2.8.5",
         "debug": "~2.6.9",
         "dotenv": "^16.4.5",
         "express": "~4.16.1",
         "http-errors": "~1.6.3",
         "jade": "~1.11.0",
+        "jsonwebtoken": "^9.0.2",
         "md5": "^2.3.0",
         "morgan": "~1.9.1",
         "mysql2": "^3.11.4",
@@ -160,6 +162,12 @@
         "node": ">= 0.8"
       }
     },
+    "node_modules/buffer-equal-constant-time": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmmirror.com/buffer-equal-constant-time/-/buffer-equal-constant-time-1.0.1.tgz",
+      "integrity": "sha512-zRpUiDwd/xk6ADqPMATG8vc9VPrkck7T07OIx0gnjmJAnHnTVXNQG3vfvWNuiZIkwu9KrKdA1iJKfsfTVxE6NA==",
+      "license": "BSD-3-Clause"
+    },
     "node_modules/bytes": {
       "version": "3.0.0",
       "resolved": "https://registry.npmmirror.com/bytes/-/bytes-3.0.0.tgz",
@@ -310,6 +318,19 @@
       "integrity": "sha512-QADzlaHc8icV8I7vbaJXJwod9HWYp8uCqf1xa4OfNu1T7JVxQIrUgOWtHdNDtPiywmFbiS12VjotIXLrKM3orQ==",
       "license": "MIT"
     },
+    "node_modules/cors": {
+      "version": "2.8.5",
+      "resolved": "https://registry.npmmirror.com/cors/-/cors-2.8.5.tgz",
+      "integrity": "sha512-KIHbLJqu73RGr/hnbrO9uBeixNGuvSQjul/jdFvS/KFSIH1hWVd1ng7zOHx+YrEfInLG7q4n6GHQ9cDtxv/P6g==",
+      "license": "MIT",
+      "dependencies": {
+        "object-assign": "^4",
+        "vary": "^1"
+      },
+      "engines": {
+        "node": ">= 0.10"
+      }
+    },
     "node_modules/crypt": {
       "version": "0.0.2",
       "resolved": "https://registry.npmmirror.com/crypt/-/crypt-0.0.2.tgz",
@@ -398,6 +419,15 @@
       "integrity": "sha512-iGCHkfUc5kFekGiqhe8B/mdaurD+lakO9txNnTvKtA6PISrw86LgqHvRzWYPyoE2Ph5aMIrCw9/uko6XHTKCwA==",
       "license": "MIT"
     },
+    "node_modules/ecdsa-sig-formatter": {
+      "version": "1.0.11",
+      "resolved": "https://registry.npmmirror.com/ecdsa-sig-formatter/-/ecdsa-sig-formatter-1.0.11.tgz",
+      "integrity": "sha512-nagl3RYrbNv6kQkeJIpt6NJZy8twLB/2vtz6yN9Z4vRKHN4/QZJIEbqohALSgwKdnksuY3k5Addp5lg8sVoVcQ==",
+      "license": "Apache-2.0",
+      "dependencies": {
+        "safe-buffer": "^5.0.1"
+      }
+    },
     "node_modules/ee-first": {
       "version": "1.1.1",
       "resolved": "https://registry.npmmirror.com/ee-first/-/ee-first-1.1.1.tgz",
@@ -620,6 +650,34 @@
         "jade": "bin/jade.js"
       }
     },
+    "node_modules/jsonwebtoken": {
+      "version": "9.0.2",
+      "resolved": "https://registry.npmmirror.com/jsonwebtoken/-/jsonwebtoken-9.0.2.tgz",
+      "integrity": "sha512-PRp66vJ865SSqOlgqS8hujT5U4AOgMfhrwYIuIhfKaoSCZcirrmASQr8CX7cUg+RMih+hgznrjp99o+W4pJLHQ==",
+      "license": "MIT",
+      "dependencies": {
+        "jws": "^3.2.2",
+        "lodash.includes": "^4.3.0",
+        "lodash.isboolean": "^3.0.3",
+        "lodash.isinteger": "^4.0.4",
+        "lodash.isnumber": "^3.0.3",
+        "lodash.isplainobject": "^4.0.6",
+        "lodash.isstring": "^4.0.1",
+        "lodash.once": "^4.0.0",
+        "ms": "^2.1.1",
+        "semver": "^7.5.4"
+      },
+      "engines": {
+        "node": ">=12",
+        "npm": ">=6"
+      }
+    },
+    "node_modules/jsonwebtoken/node_modules/ms": {
+      "version": "2.1.3",
+      "resolved": "https://registry.npmmirror.com/ms/-/ms-2.1.3.tgz",
+      "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==",
+      "license": "MIT"
+    },
     "node_modules/jstransformer": {
       "version": "0.0.2",
       "resolved": "https://registry.npmmirror.com/jstransformer/-/jstransformer-0.0.2.tgz",
@@ -630,6 +688,27 @@
         "promise": "^6.0.1"
       }
     },
+    "node_modules/jwa": {
+      "version": "1.4.1",
+      "resolved": "https://registry.npmmirror.com/jwa/-/jwa-1.4.1.tgz",
+      "integrity": "sha512-qiLX/xhEEFKUAJ6FiBMbes3w9ATzyk5W7Hvzpa/SLYdxNtng+gcurvrI7TbACjIXlsJyr05/S1oUhZrc63evQA==",
+      "license": "MIT",
+      "dependencies": {
+        "buffer-equal-constant-time": "1.0.1",
+        "ecdsa-sig-formatter": "1.0.11",
+        "safe-buffer": "^5.0.1"
+      }
+    },
+    "node_modules/jws": {
+      "version": "3.2.2",
+      "resolved": "https://registry.npmmirror.com/jws/-/jws-3.2.2.tgz",
+      "integrity": "sha512-YHlZCB6lMTllWDtSPHz/ZXTsi8S00usEV6v1tjq8tOUZzw7DpSDWVXjXDre6ed1w/pd495ODpHZYSdkRTsa0HA==",
+      "license": "MIT",
+      "dependencies": {
+        "jwa": "^1.4.1",
+        "safe-buffer": "^5.0.1"
+      }
+    },
     "node_modules/kind-of": {
       "version": "3.2.2",
       "resolved": "https://registry.npmmirror.com/kind-of/-/kind-of-3.2.2.tgz",
@@ -657,6 +736,48 @@
       "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
       "license": "MIT"
     },
+    "node_modules/lodash.includes": {
+      "version": "4.3.0",
+      "resolved": "https://registry.npmmirror.com/lodash.includes/-/lodash.includes-4.3.0.tgz",
+      "integrity": "sha512-W3Bx6mdkRTGtlJISOvVD/lbqjTlPPUDTMnlXZFnVwi9NKJ6tiAk6LVdlhZMm17VZisqhKcgzpO5Wz91PCt5b0w==",
+      "license": "MIT"
+    },
+    "node_modules/lodash.isboolean": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmmirror.com/lodash.isboolean/-/lodash.isboolean-3.0.3.tgz",
+      "integrity": "sha512-Bz5mupy2SVbPHURB98VAcw+aHh4vRV5IPNhILUCsOzRmsTmSQ17jIuqopAentWoehktxGd9e/hbIXq980/1QJg==",
+      "license": "MIT"
+    },
+    "node_modules/lodash.isinteger": {
+      "version": "4.0.4",
+      "resolved": "https://registry.npmmirror.com/lodash.isinteger/-/lodash.isinteger-4.0.4.tgz",
+      "integrity": "sha512-DBwtEWN2caHQ9/imiNeEA5ys1JoRtRfY3d7V9wkqtbycnAmTvRRmbHKDV4a0EYc678/dia0jrte4tjYwVBaZUA==",
+      "license": "MIT"
+    },
+    "node_modules/lodash.isnumber": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmmirror.com/lodash.isnumber/-/lodash.isnumber-3.0.3.tgz",
+      "integrity": "sha512-QYqzpfwO3/CWf3XP+Z+tkQsfaLL/EnUlXWVkIk5FUPc4sBdTehEqZONuyRt2P67PXAk+NXmTBcc97zw9t1FQrw==",
+      "license": "MIT"
+    },
+    "node_modules/lodash.isplainobject": {
+      "version": "4.0.6",
+      "resolved": "https://registry.npmmirror.com/lodash.isplainobject/-/lodash.isplainobject-4.0.6.tgz",
+      "integrity": "sha512-oSXzaWypCMHkPC3NvBEaPHf0KsA5mvPrOPgQWDsbg8n7orZ290M0BmC/jgRZ4vcJ6DTAhjrsSYgdsW/F+MFOBA==",
+      "license": "MIT"
+    },
+    "node_modules/lodash.isstring": {
+      "version": "4.0.1",
+      "resolved": "https://registry.npmmirror.com/lodash.isstring/-/lodash.isstring-4.0.1.tgz",
+      "integrity": "sha512-0wJxfxH1wgO3GrbuP+dTTk7op+6L41QCXbGINEmD+ny/G/eCqGzxyCsh7159S+mgDDcoarnBw6PC1PS5+wUGgw==",
+      "license": "MIT"
+    },
+    "node_modules/lodash.once": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmmirror.com/lodash.once/-/lodash.once-4.1.1.tgz",
+      "integrity": "sha512-Sb487aTOCr9drQVL8pIxOzVhafOjZN9UU54hiN8PU3uAiSV7lx1yYNpbNmex2PK6dSJoNTSJUUswT651yww3Mg==",
+      "license": "MIT"
+    },
     "node_modules/long": {
       "version": "5.2.3",
       "resolved": "https://registry.npmmirror.com/long/-/long-5.2.3.tgz",
@@ -878,6 +999,15 @@
         "node": ">= 0.6"
       }
     },
+    "node_modules/object-assign": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmmirror.com/object-assign/-/object-assign-4.1.1.tgz",
+      "integrity": "sha512-rJgTQnkUnH1sFw8yT6VSU3zD3sWmu6sZhIseY8VX+GRu3P6F7Fu+JNDoXfklElbLJSnc3FUQHVe4cU5hj+BcUg==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
     "node_modules/on-finished": {
       "version": "2.3.0",
       "resolved": "https://registry.npmmirror.com/on-finished/-/on-finished-2.3.0.tgz",
diff --git a/package.json b/package.json
index cad2364..2e76415 100644
--- a/package.json
+++ b/package.json
@@ -8,11 +8,13 @@
   },
   "dependencies": {
     "cookie-parser": "~1.4.4",
+    "cors": "^2.8.5",
     "debug": "~2.6.9",
     "dotenv": "^16.4.5",
     "express": "~4.16.1",
     "http-errors": "~1.6.3",
     "jade": "~1.11.0",
+    "jsonwebtoken": "^9.0.2",
     "md5": "^2.3.0",
     "morgan": "~1.9.1",
     "mysql2": "^3.11.4",
diff --git a/routes/express.js b/routes/express.js
new file mode 100644
index 0000000..13b782f
--- /dev/null
+++ b/routes/express.js
@@ -0,0 +1,27 @@
+const express = require("express")
+const router = express.Router()
+const {
+    getExpressServices,
+    addExpressServices,
+    updateExpressServices
+} = require("../services/expressService")
+const {
+    formatResponse
+} = require("../utils/tools")
+
+router.get("/", async function (req, res, next) {
+    const data = await getExpressServices()
+    res.send(formatResponse(0, "", data))
+})
+
+router.post("/", async function (req, res, next) {
+    const data = await addExpressServices(req.body)
+    res.send(formatResponse(0, "", data))
+})
+
+router.put("/", async function (req, res, next) {
+    const data = await updateExpressServices(req.body)
+    res.send(formatResponse(0, "", data))
+})
+
+module.exports = router
\ No newline at end of file
diff --git a/routes/user.js b/routes/user.js
index 2777acc..2f33b2b 100644
--- a/routes/user.js
+++ b/routes/user.js
@@ -1,10 +1,13 @@
 var express = require('express');
 var router = express.Router();
 const {
-    loginService
+    loginService,
+    updateUserInfoService,
+    getUserInfoService
 } = require("../services/userService")
 const {
-    formatResponse
+    formatResponse,
+    analysisToken
 } = require("../utils/tools")
 
 /* GET home page. */
@@ -13,11 +16,31 @@ router.post('/login', async function (req, res, next) {
     const result = await loginService(req.body)
     if (result.token) {
         //有token，登陆成功
+        console.log(result.data)
+        res.setHeader("authentication", result.token)
         res.send(formatResponse(0, "", result.data))
     } else {
-        throw new Error("账号或密码错误")
+        // throw new Error("账号或密码错误")
+        res.send(formatResponse(401, "账号或密码错误", null))
     }
 
 });
 
+router.get("/whoami", async function (req, res, next) {
+    //获取token,然后进行解析
+    const {
+        loginId,
+    } = analysisToken(req.get("authorization"))
+    const {
+        loginPwd,
+        ...data
+    } = await getUserInfoService(loginId)
+    res.send(formatResponse(0, "", data))
+})
+
+router.put("/", async function (req, res, next) {
+    const data = await updateUserInfoService(req.body)
+    res.send(formatResponse(0, "", data))
+})
+
 module.exports = router;
\ No newline at end of file
diff --git a/services/expressService.js b/services/expressService.js
new file mode 100644
index 0000000..70db178
--- /dev/null
+++ b/services/expressService.js
@@ -0,0 +1,26 @@
+const {
+    getExpressDao,
+    addExpressDao,
+    updateExpressDao
+} = require("../dao/expressDao")
+const {
+    getRandomExpressId
+} = require("../utils/tools")
+module.exports.getExpressServices = async function () {
+    return await getExpressDao()
+}
+
+module.exports.addExpressServices = async function (expData) {
+    //获取的对象需要补充"expressId", "isSigned"
+    const data = {
+        expressId: getRandomExpressId(),
+        isSigned: 0,
+        ...expData,
+    }
+    return await addExpressDao(data)
+}
+
+module.exports.updateExpressServices = async function (expData) {
+    //这里需要提供id
+    return await updateExpressDao(expData)
+}
\ No newline at end of file
diff --git a/services/userService.js b/services/userService.js
index ba1701f..71e310c 100644
--- a/services/userService.js
+++ b/services/userService.js
@@ -1,27 +1,47 @@
 const md5 = require('md5');
 const {
-    loginDao
+    loginDao,
+    updateUserDao,
+    getUserInfoDao
 } = require("../dao/userDao")
+const jwt = require("jsonwebtoken");
+const {
+    getJwtToken
+} = require('../utils/tools');
 module.exports.loginService = async function (loginInfo) {
     //将明文密码转换为加密密码
     loginInfo.loginPwd = md5(loginInfo.loginPwd);
     let userInfo = await loginDao(loginInfo)
     if (userInfo) {
-        userInfo = {
-            id: userInfo.id,
-            loginId: userInfo.loginId
-        }
-        console.log(userInfo)
-
+        const {
+            loginPwd,
+            id,
+            ...data
+        } = userInfo.dataValues
         //添加token后返回
         let token = ""
-        token = "123"
+        token = getJwtToken(data)
         return {
             token,
-            data: userInfo
+            data
         }
     }
     return {
         data: userInfo
     }
+}
+
+module.exports.updateUserInfoService = async function (userInfo) {
+
+    // userInfo.loginPwd = md5(userInfo.loginPwd)
+    await updateUserDao(userInfo)
+
+    const result = await getUserInfoDao(userInfo.loginId)
+
+    return result.dataValues
+}
+
+module.exports.getUserInfoService = async function (loginId) {
+    const data = await getUserInfoDao(loginId)
+    return data.dataValues
 }
\ No newline at end of file
diff --git a/utils/tools.js b/utils/tools.js
index 2313c8a..cdee465 100644
--- a/utils/tools.js
+++ b/utils/tools.js
@@ -1,7 +1,37 @@
+const jwt = require("jsonwebtoken")
+const md5 = require("md5")
+
 module.exports.formatResponse = function (code, msg, data) {
     return {
         code,
         msg,
         data
     }
+}
+
+module.exports.analysisToken = function (token) {
+    return jwt.verify(token.split(" ")[1], md5(process.env.JWT_SECRET))
+}
+
+module.exports.getJwtToken = function (payload) {
+    let loginPeriod = 1; //默认记住一天
+    return jwt.sign(payload, md5(process.env.JWT_SECRET), {
+        expiresIn: 60 * 60 * 24 * loginPeriod
+    })
+}
+
+module.exports.getRandomExpressId = function () {
+    return "SF" + Math.floor(Math.random() * 1000000000000)
+}
+
+module.exports.handleArrayDaoData = function (arr) {
+    const result = []
+    // for (const item of arr) {
+    //     result.push(item.dataValues)
+    // }
+    //倒叙输出
+    for (let i = arr.length - 1; i >= 0; i--) {
+        result.push(arr[i].dataValues)
+    }
+    return result
 }
\ No newline at end of file