first commit

历届学生/罗朝/项目练习/电商App/back-shop/app.js

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+var createError = require('http-errors');
+var express = require('express');
+var path = require('path');
+var cookieParser = require('cookie-parser');
+var logger = require('morgan');
+
+var indexRouter = require('./routes/index');
+var userRouter = require('./routes/user');
+var cartRouter = require('./routes/cart.js');
+var orderRouter = require('./routes/order.js');
+
+var app = express();
+
+app.all('*', function (req, res, next) {
+  res.header('Access-Control-Allow-Origin', '*');
+  res.header('Access-Control-Allow-Headers', 'Content-Type');
+  res.header('Access-Control-Allow-Methods', '*');
+  res.header('Content-Type', 'application/json;charset=utf-8');
+  next();
+});
+
+app.use(logger('dev'));
+app.use(express.json());
+app.use(express.urlencoded({ extended: false }));
+app.use(cookieParser());
+
+app.use('/json/2.0/', indexRouter);
+app.use('/json/2.0/user/', userRouter)
+app.use('/json/2.0/cart/', cartRouter)
+app.use('/json/2.0/order/', orderRouter)
+
+// catch 404 and forward to error handler
+app.use(function(req, res, next) {
+  next(createError(404));
+});
+
+// error handler
+app.use(function(err, req, res, next) {
+  // set locals, only providing error in development
+  res.locals.message = err.message;
+  res.locals.error = req.app.get('env') === 'development' ? err : {};
+  // render the error page
+  res.status(err.status || 500);
+});
+
+module.exports = app;

历届学生/罗朝/项目练习/电商App/back-shop/bin/www

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+#!/usr/bin/env node
+
+/**
+ * Module dependencies.
+ */
+
+var app = require('../app');
+var debug = require('debug')('back-shop:server');
+var http = require('http');
+
+/**
+ * Get port from environment and store in Express.
+ */
+
+var port = normalizePort(process.env.PORT || '4000');
+app.set('port', port);
+
+/**
+ * Create HTTP server.
+ */
+
+var server = http.createServer(app);
+
+/**
+ * Listen on provided port, on all network interfaces.
+ */
+
+server.listen(port);
+server.on('error', onError);
+server.on('listening', onListening);
+
+/**
+ * Normalize a port into a number, string, or false.
+ */
+
+function normalizePort(val) {
+  var port = parseInt(val, 10);
+
+  if (isNaN(port)) {
+    // named pipe
+    return val;
+  }
+
+  if (port >= 0) {
+    // port number
+    return port;
+  }
+
+  return false;
+}
+
+/**
+ * Event listener for HTTP server "error" event.
+ */
+
+function onError(error) {
+  if (error.syscall !== 'listen') {
+    throw error;
+  }
+
+  var bind = typeof port === 'string'
+    ? 'Pipe ' + port
+    : 'Port ' + port;
+
+  // handle specific listen errors with friendly messages
+  switch (error.code) {
+    case 'EACCES':
+      console.error(bind + ' requires elevated privileges');
+      process.exit(1);
+      break;
+    case 'EADDRINUSE':
+      console.error(bind + ' is already in use');
+      process.exit(1);
+      break;
+    default:
+      throw error;
+  }
+}
+
+/**
+ * Event listener for HTTP server "listening" event.
+ */
+
+function onListening() {
+  var addr = server.address();
+  var bind = typeof addr === 'string'
+    ? 'pipe ' + addr
+    : 'port ' + addr.port;
+    console.log("You App Is Run here: http://localhost:3000/")
+  debug('Listening on ' + bind);
+}

历届学生/罗朝/项目练习/电商App/back-shop/confg/index.js

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+
+module.exports = {
+  MysqlConfig: {
+    host     : 'localhost',
+    user     : 'root',
+    password : 'lb714500',
+    database : 'shop'
+  },
+  SqlConfig: {
+    index: {
+      QueryIndex: 'SELECT * from shop_commodity',
+      QueryIndexInfo: `SELECT * from shop_commodity where id = ?`,
+      QueryClassShop: `SELECT * from shop_commodity where commodity_brand = ?`,
+      SearchShop: `SELECT * from shop_commodity  WHERE commodity_name or commodity_brand  LIKE "%?%"`
+    },
+    user: {
+      Querylogin: 'SELECT id, user_money,user_name,user_nicname,user_truename from shop_user where user_name = ? and user_pwd = ?',
+      InsertUser: 'INSERT INTO shop_user (user_name, user_pwd, user_nicname) VALUES (?, ?, ?)'
+    },
+    cart: {
+      InsertCart: 'INSERT INTO shop_cart (user_id, commodity_id, cart_nums) VALUES (?, ?, ?)',
+      QueryCart: 'SELECT * from shop_cart where user_id = ? and commodity_id = ?',
+      SelectCart: 'SELECT shop_cart.cart_nums, shop_cart.id AS cid, shop_commodity.* FROM shop_cart ,shop_commodity WHERE shop_cart.commodity_id = shop_commodity.id AND shop_cart.user_id = ?',
+      deleteCart: 'DELETE FROM shop_cart WHERE id = ?'
+    },
+    order: {
+      addOrder: 'INSERT INTO shop_order (user_id, commodity_id, order_number,order_status,order_total,order_size) VALUES (?, ?, ?, ?, ?, ?)',
+      SelectOrder: 'SELECT  shop_order.id AS oid,shop_order.order_number,shop_order.order_total,shop_order.order_size,shop_order.order_status, shop_commodity.* FROM shop_order ,shop_commodity WHERE shop_order.commodity_id = shop_commodity.id AND shop_order.user_id = ? and order_status = ?',
+      SelectAllOrder: 'SELECT  shop_order.id AS oid,shop_order.order_number,shop_order.order_total,shop_order.order_size,shop_order.order_status, shop_commodity.* FROM shop_order ,shop_commodity WHERE shop_order.commodity_id = shop_commodity.id AND shop_order.user_id = ?',
+      updateOrder: 'UPDATE shop_order set order_status= ? WHERE user_id = ? and id = ?'
+    }
+  }
+}

历届学生/罗朝/项目练习/电商App/back-shop/db/index.js

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+var mysql = require('mysql');
+var config = require("../confg/index");
+
+var connection = mysql.createConnection(config.MysqlConfig);
+
+connection.connect();
+
+module.exports = {
+
+  query(sql, sqlParams = [], callback) {
+    console.log("sql", sql)
+    connection.query(sql, sqlParams, (error, results, fields) => {
+      if (error) throw error;
+      console.log("数据库查到的数据：", results)
+      results.length == 0 
+      ? callback({ status: 404, message: '数据库没有数据' })
+      : callback({ status: 200, message: '查询成功', data: results })
+      
+    });
+  } 
+
+}
+

历届学生/罗朝/项目练习/电商App/back-shop/package.json

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+{
+  "name": "back-shop",
+  "version": "0.0.0",
+  "private": true,
+  "scripts": {
+    "dev": "node-dev ./bin/www"
+  },
+  "dependencies": {
+    "cookie-parser": "~1.4.4",
+    "debug": "~2.6.9",
+    "express": "~4.16.1",
+    "http-errors": "~1.6.3",
+    "md5": "^2.2.1",
+    "morgan": "~1.9.1",
+    "mysql": "^2.17.1",
+    "pug": "2.0.0-beta11"
+  }
+}

历届学生/罗朝/项目练习/电商App/back-shop/routes/cart.js

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+var express = require('express');
+var router = express.Router();
+var db = require("../db");
+var config = require("../confg")
+
+router.post('/addCart', function(req, res, next) {
+  var commodity_id = req.body.commodity_id;
+  var user_id = req.body.user_id;
+  db.query(config.SqlConfig.cart.InsertCart, [ user_id, commodity_id, 1], result => {
+    res.json(result)
+  })
+});
+
+router.post('/queryShopOrCart', function(req, res, next) {
+  var commodity_id = req.body.commodity_id;
+  var user_id = req.body.user_id;
+  db.query(config.SqlConfig.cart.QueryCart, [ user_id, commodity_id], result => {
+    if(result.hasOwnProperty("data")) {
+      result.data = "不可收藏"
+    }else{
+      result.status = 200
+      result.data = "可收藏"
+    }
+    console.log(result)
+    res.json(result)
+  })
+});
+
+
+
+
+router.post('/getAllCart', function(req, res, next) {
+  var user_id = req.body.user_id;
+  db.query(config.SqlConfig.cart.SelectCart, [ user_id ], result => {
+    res.json(result)
+  });
+});
+
+
+router.post('/deleteCart', function(req, res, next) {
+  var cartdata = req.body.cartdata;
+  let resd = ""
+  cartdata.forEach(val => {
+    db.query(config.SqlConfig.cart.deleteCart, [  val.cid ], result => {
+      resd = result
+    });
+  });
+  res.json({
+    status: 200,
+    message: '删除成功'
+  });
+});
+
+module.exports = router;

历届学生/罗朝/项目练习/电商App/back-shop/routes/index.js

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+var express = require('express');
+var router = express.Router();
+var db = require("../db");
+var config = require("../confg")
+
+/**
+ * APP的首页接口
+ * 请求地址：http://127.0.0.1:3000/json/2.0/index
+ * 请求方式：GET
+ * 请求参数：无
+ */
+router.get('/index', function(req, res, next) {
+  db.query(config.SqlConfig.index.QueryIndex, {}, result => {
+    res.json(result)
+  })
+});
+
+router.get('/class', function(req, res, next) {
+  var brand = req.query.brand;
+  console.log(brand)
+  db.query(config.SqlConfig.index.QueryClassShop, [brand], result => {
+    res.json(result)
+  })
+});
+
+router.get('/search', function(req, res, next) {
+  var keyword = req.query.keyword;
+  db.query(`SELECT * from shop_commodity  WHERE commodity_name or commodity_brand  LIKE '%${keyword}%'`, [], result => {
+    res.json(result)
+  })
+});
+
+/**
+ * APP从首页点击商品进入详情的接口
+ * 请求地址：http://127.0.0.1:3000/json/2.0/index/info
+ * 请求方式：GET
+ * 请求参数：
+ *  id: string 需要请求的商品id，从首页接口获得
+ */
+router.get('/index/info', function(req, res, next) {
+  let id = req.query.id
+  db.query(config.SqlConfig.index.QueryIndexInfo, id, result => {
+    res.json(result)
+  })
+});
+
+module.exports = router;

历届学生/罗朝/项目练习/电商App/back-shop/routes/order.js

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+var express = require('express');
+var router = express.Router();
+var db = require("../db");
+var config = require("../confg");
+
+router.post('/addOrder', function(req, res, next) {
+    var orderdata = req.body.orderdata;
+    let resd = ""
+    orderdata.forEach(val => {
+        db.query(config.SqlConfig.order.addOrder, [  val.userId,val.shopId,val.orderNumber,val.orderStatus,val.orderTotal,val.orderSize ], result => {
+            resd = result
+        });
+    });
+    res.json({
+        status: 200,
+        message: '订单增加成功'
+    });
+});
+
+router.post('/selectOrder', function(req, res, next) {
+    var status = req.body.status,
+        uid = req.body.userid,
+        sql = null;
+    console.log(typeof status);
+
+    status == -1 ? sql = config.SqlConfig.order.SelectAllOrder
+                 : sql = config.SqlConfig.order.SelectOrder;
+
+    db.query(sql, [ uid, status ], result => {
+        result.status = 200
+        res.json(result)
+
+    });
+});
+
+
+router.post('/updateOrder', function(req, res, next) {
+    var status = req.body.status,
+        uid = req.body.userid,
+        oid = req.body.oid;
+
+    db.query(config.SqlConfig.order.updateOrder, [ status, uid, oid ], result => {
+        res.json(result)
+    });
+});
+
+
+module.exports = router;

历届学生/罗朝/项目练习/电商App/back-shop/routes/user.js

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+var express = require('express');
+var router = express.Router();
+var db = require("../db");
+var config = require("../confg")
+var md5 = require('md5');
+
+router.post('/reg', function(req, res, next) {
+  var username = req.body.username;
+  var userpwd = md5(req.body.password);
+  var usernicname = req.body.usernicname;
+
+  db.query(config.SqlConfig.user.InsertUser, [ username, userpwd, usernicname], result => {
+    res.json(result)
+  })
+});
+
+router.post('/login', function(req, res, next) {
+  var username = req.body.username;
+  var userpwd = md5(req.body.password); 
+  // md5 不可逆加密
+  db.query(config.SqlConfig.user.Querylogin, [ username, userpwd ], result => {
+    res.json(result)
+  })
+});
+
+module.exports = router;

历届学生/罗朝/项目练习/电商App/back-shop/test.http

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+# POST http://127.0.0.1:3000/json/2.0/user/login HTTP/1.1
+# content-type: application/json
+
+# {
+#     "username": "15155145354",
+#     "password": "714500"
+# }
+
+# POST http://127.0.0.1:3000/json/2.0/user/reg HTTP/1.1
+# content-type: application/json
+
+# {
+#     "username": "13666062265",
+#     "password": "789456",
+#     "usernicname": "哈哈哈"
+# }
+
+#POST http://127.0.0.1:3000/json/2.0/cart/getAllCart HTTP/1.1
+#content-type: application/json
+#
+#{
+#    "user_id": "14"
+#}
+
+#POST http://127.0.0.1:3000/json/2.0/order/updateOrder HTTP/1.1
+#content-type: application/json
+#
+#{
+#  "userid": "14",
+#  "status": 0,
+#  "oid": 172
+#}
+
+###
+
+GET http://127.0.0.1:3000/json/2.0/search?keyword=小米
+content-type: application/json
+
+
+
+###