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项目合集/电商App/shop_backend/routes/car.js

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+const _ = require("../import");
+
+/**
+ * @api {post} /car/addCar  addCar
+ * @apiDescription 详情页添加商品到购物车
+ * @apiName addCar
+ * @apiGroup car
+ * @apiParam {number} waresid 需要被收藏的商品id，wares_id字段
+ * @apiSuccessExample {json} 请求成功的返回:
+ *  {
+ *      "status" : 200,
+ *      "message" : "成功添加购物车"
+ *      "result" : "asjXzXxmnSp8TZGWiTSlJF8Gb...5LhYoHs86SEI2LBXrTZ9e/a4frZOWHZ"
+ *  }
+ * @apiErrorExample {json} 请求失败的返回
+ * {
+ *   "status": 404,
+ *   "message" : "不要重复收藏"
+ *   "result": null
+ * }
+ * @apiSampleRequest http://127.0.0.1:9090/car/addCar
+ * @apiVersion 1.0.0
+ */
+_.router.post('/addCar', async function(req, res, next) {
+  var shopid = req.headers.data.waresid;
+
+  var IsAddShopCar = await _.db.query({
+    sql: _.config.sql.selectCarShop,
+    data: [ _.jwt.decode(req.headers.token).id, shopid]
+  });
+
+  if(IsAddShopCar.length != 0) {
+    res.json({
+      status: 404,
+      message: '不要添加购物车',
+      result: null
+    });
+  } else {
+    var data = await _.db.query({
+      sql: _.config.sql.addCar,
+      data: [ _.jwt.decode(req.headers.token).id, shopid, 1]
+    });
+    res.json({
+      status: 200,
+      message: '成功添加购物车',
+      result: _.rsa.PrivateKeyEncryption(data)
+    });
+  }
+});
+
+
+/**
+ * @api {post} /car/getCarList  getCarList
+ * @apiDescription 获取用户的购物车商品数据（不需要参数，传空对象 {} 即可 ）
+ * @apiName getCarList
+ * @apiGroup car
+ * @apiSuccessExample {json} 请求成功的返回:
+ *  {
+ *      "status" : 200,
+ *      "message" : "请求成功"
+ *      "result" : "asjXzXxmnSp8TZGWiTSlJF8Gb...5LhYoHs86SEI2LBXrTZ9e/a4frZOWHZ"
+ *  }
+ * @apiErrorExample {json} 请求失败的返回
+ * {
+ *   "status": 404,
+ *   "message" : "购物车没有数据"
+ *   "result": null
+ * }
+ * @apiSampleRequest http://127.0.0.1:9090/car/getCarList
+ * @apiVersion 1.0.0
+ */
+_.router.post('/getCarList', async function(req, res, next) {
+  var data = await _.db.query({
+    sql: _.config.sql.getCarList,
+    data: [ _.jwt.decode(req.headers.token).id]
+  });
+
+  if(data.length != 0) {
+    res.json({
+      status: 200,
+      message: '请求成功',
+      result: _.rsa.PrivateKeyEncryption(data)
+    });
+  } else {
+    res.json({
+      status: 200,
+      message: '购物车没有数据',
+      result: _.rsa.PrivateKeyEncryption({})
+    });
+  }
+
+});
+
+
+
+/**
+ * @api {post} /car/checkCar  checkCar
+ * @apiDescription 检查商品是否已经被用户添加到购物车，已添加 result 为true，未添加 result 为false
+ * @apiName checkCar
+ * @apiGroup car
+ * @apiParam {number} waresid 商品id，wares_id字段
+ * @apiSuccessExample {json} 请求成功的返回:
+ *  {
+ *      "status" : 200,
+ *      "message" : "商品已添加购物车"
+ *      "result" : "asjXzXxmnSp8TZGWiTSlJF8Gb...5LhYoHs86SEI2LBXrTZ9e/a4frZOWHZ"
+ *  }
+ * @apiErrorExample {json} 请求失败的返回
+ * {
+ *   "status": 200,
+ *   "message" : "商品未添加购物车"
+ *   "result": null
+ * }
+ * @apiSampleRequest http://127.0.0.1:9090/car/checkCar
+ * @apiVersion 1.0.0
+ */
+_.router.post('/checkCar', async function(req, res, next) {
+  var shopid = req.headers.data.waresid;
+
+  console.log("req.headers.data: ", req.headers.data);
+
+  var IsAddShopCar = await _.db.query({
+    sql: _.config.sql.selectCarShop,
+    data: [ _.jwt.decode(req.headers.token).id, shopid]
+  });
+
+  console.log("IsAddShopCar ==== :", IsAddShopCar);
+
+  if(IsAddShopCar.length != 0) {
+    res.json({
+      status: 200,
+      message: '商品已添加购物车',
+      result: _.rsa.PrivateKeyEncryption({
+        isAddCar: true
+      })
+    });
+  } else {
+    res.json({
+      status: 200,
+      message: '商品未添加购物车',
+      result: _.rsa.PrivateKeyEncryption({
+        isAddCar: false
+      })
+    });
+  }
+
+});
+
+
+/**
+ * @api {post} /car/deleteCar  deleteCar
+ * @apiDescription 删除被添加到购物车的商品
+ * @apiName deleteCar
+ * @apiGroup car
+ * @apiParam {Array} carid 购物车商品id，从getCarList接口中获得car_id即可。参数格式："[1,2,3]"
+ * @apiSuccessExample {json} 请求成功的返回:
+ *  {
+ *      "status" : 200,
+ *      "message" : "删除成功"
+ *      "result" : "asjXzXxmnSp8TZGWiTSlJF8Gb...5LhYoHs86SEI2LBXrTZ9e/a4frZOWHZ"
+ *  }
+ * @apiErrorExample {json} 请求失败的返回
+ * {
+ *   "status": 200,
+ *   "message" : "删除失败"
+ *   "result": null
+ * }
+ * @apiSampleRequest http://127.0.0.1:9090/car/deleteCar
+ * @apiVersion 1.0.0
+ */
+_.router.post('/deleteCar', async function(req, res, next) {
+  var carid = req.headers.data.carid;
+  carid.forEach(async function(val) {
+    var deleteCar = await _.db.query({
+      sql: _.config.sql.deleteCarShop,
+      data: [ val ]
+    });
+  });
+
+  res.json({
+    status: 200,
+    message: '删除成功',
+    result: _.rsa.PrivateKeyEncryption({})
+  });
+});
+
+
+/**
+ * @api {post} /car/updateCarNum  updateCarNum
+ * @apiDescription 更新购物车需要购买的商品数量
+ * @apiName updateCarNum
+ * @apiGroup car
+ * @apiParam {number} carid 购物车商品id，从getCarList接口中获得car_id即可
+ * @apiParam {number} quantity 购物车商品的数量
+ * @apiSuccessExample {json} 请求成功的返回:
+ *  {
+ *      "status" : 200,
+ *      "message" : "更新成功"
+ *      "result" : "asjXzXxmnSp8TZGWiTSlJF8Gb...5LhYoHs86SEI2LBXrTZ9e/a4frZOWHZ"
+ *  }
+ * @apiErrorExample {json} 请求失败的返回
+ * {
+ *   "status": 200,
+ *   "message" : "更新失败"
+ *   "result": null
+ * }
+ * @apiSampleRequest http://127.0.0.1:9090/car/updateCarNum
+ * @apiVersion 1.0.0
+ */
+_.router.post('/updateCarNum', async function(req, res, next) {
+  var carid = req.headers.data.carid;
+  var quantity = req.headers.data.quantity;
+
+  var updateCarNum = await _.db.query({
+    sql: _.config.sql.updateCarNum,
+    data: [ quantity, carid ]
+  });
+
+  console.log(updateCarNum)
+  if(updateCarNum.affectedRows == 1) {
+    res.json({
+      status: 200,
+      message: '更新成功',
+      result: _.rsa.PrivateKeyEncryption({})
+    });
+  } else {
+    res.json({
+      status: 404,
+      message: '更新失败',
+      result: _.rsa.PrivateKeyEncryption({})
+    });
+  }
+});
+
+
+/**
+ * @api {post} /car/submitCar  submitCar
+ * @apiDescription 更新购物车需要购买的商品数量，提交的数据是个对象，例如："{"carList":[{"waresid":113,"goodsnum":2,"goodsprice":1000},{"waresid":114,"goodsnum":1,"goodsprice":1100}]}"
+ * @apiName submitCar
+ * @apiGroup car
+ * @apiParam {Object} carList 为对象，包含下面三个参数，需要前端自己构造数组
+ * @apiParam {string} waresid 商品的waresid
+ * @apiParam {string} goodsnum 购买的数量
+ * @apiParam {string} goodsprice 购买的单价
+ * @apiSuccessExample {json} 请求成功的返回:
+ *  {
+ *      "status" : 200,
+ *      "message" : "订单增加成功"
+ *      "result" : "asjXzXxmnSp8TZGWiTSlJF8Gb...5LhYoHs86SEI2LBXrTZ9e/a4frZOWHZ"
+ *  }
+ * @apiErrorExample {json} 请求失败的返回
+ * {
+ *   "status": 200,
+ *   "message" : "订单增加失败"
+ *   "result": null
+ * }
+ * @apiSampleRequest http://127.0.0.1:9090/car/submitCar
+ * @apiVersion 1.0.0
+ */
+_.router.post('/submitCar', async function(req, res, next) {
+  //"{"carList":[{"waresid":113,"goodsnum":2,"goodsprice":1000},{"waresid":114,"goodsnum":1,"goodsprice":1100}]}"
+  var carList = JSON.parse(req.headers.data).carList;
+  
+  carList.forEach(async function(val) {
+    val.user_id = _.jwt.decode(req.headers.token).id; 
+
+    var addCarToOrder = await _.db.query({
+      sql: _.config.sql.addCarToOrder,
+      data: [ val.user_id,val.waresid,val.goodsnum,val.goodsprice,val.goodsnum * val.goodsprice]
+    });
+  });
+
+  res.json({
+    status: 200,
+    message: '订单增加成功',
+    result: _.rsa.PrivateKeyEncryption({})
+  });
+});
+module.exports = _.router;