SunjiApplet/pages/order/reason/reason.js

// pages/order/reason/reason.js
const app = getApp();


Page({

  /**
   * 页面的初始数据
   */
  data: {
    reasonItems: [{
        name: "改主意了",
        select: false
      }, {
        name: "重复下单",
        select: false
      },
      {
        name: "产品缺货",
        select: false
      }, {
        name: "等待时间过长",
        select: false
      },
      {
        name: "店员态度不好",
        select: false
      }, {
        name: "添加或删除产品",
        select: false
      },
      {
        name: "无法支付订单",
        select: false
      }, {
        name: "找不到餐厅",
        select: false
      },
    ],
    storeId: "",
    ticketId: "",
    ticketNo: "",
    type: "",
    reason: ""
  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function(options) {
    if (options.type == 'cancel') {
      wx.setNavigationBarTitle({
        title: '取消订单',
      });
    } else if (options.type == 'refund') {
      wx.setNavigationBarTitle({
        title: '申请退款',
      });
    }
    this.setData({
      type: options.type,
      storeId: options.storeId,
      ticketId: options.ticketId,
      ticketNo: options.ticketNo
    });
  },

  /**
   * 取消/退款操作
   * 1:查询订单
   * 2:校验订单状态
   * 3:根据type执行相应操作
   */
  bindCancelOrder: function() {
    var that = this;
    // 查询订单信息
    var params = {
      "method": "wxdc.sales.order.info",
      "wxStoreId": that.data.storeId,
      "memberId": app.userId,
      "ticketId": that.data.ticketId,
      "ticketNo": that.data.ticketNo
    }
    var ignores = [];
    wx.showLoading({
      title: '加载中...'
    });
    app.jsapi.api(app.globalData.appKey, app.globalData.appSecret, app.globalData.serverUrl).ajax(params, ignores,
      function(json) {
        console.log("订单取消", json);
        wx.hideLoading();
        var result = json.data;
        if (result.status == 1) {
          var order = result.data;

          // 执行取消/退款操作
          if (undefined != order && null != order) {
            var type = that.data.type;
            if (type == "cancel") {
              that.cancelOrder(order);
            } else if (type == "refund") {
              that.refundOrder(order);
            } else {
              app.msg.showMsg("提示", "操作类型不存在");
            }
          } else {
            app.msg.showMsg("提示", "订单不存在");
          }
        } else {
          app.msg.showMsg("提示", "操作失败:" + result.message);
        }
      },
      function(error) {
        console.log(error);
        app.msg.showMsg("提示", "网络中断,操作失败");
      }
    );
  },

  /**
   * 取消订单
   */
  cancelOrder: function(order) {
    var that = this;
    // 0-等待付款;1-已支付;2-已退单;3-已取消;4-商家已确认;5-已完成;
    if (order.status != 1) {
      if (order.status == 3) {
        wx.showModal({
          title: '提示',
          content: '订单已取消,是否返回上一级页面',
          success: function(res) {
            console.log(res);
            if (res.confirm) {
              that.returnBack();
            }
          }
        })
      } else {
        app.msg.showMsg("提示", "订单状态非法");
      }
      return;
    }

    var params = {
      "method": "wxdc.sales.order.cancel",
      "storeId": order.storeId,
      "memberId": app.userId,
      "ticketId": order.ticketId,
      "cancelReason": that.getReason()
    }
    // 不签名参数
    var ignores = [];
    ignores.push("cancelReason");
    wx.showLoading({
      title: '加载中...'
    });
    app.jsapi.api(app.globalData.appKey, app.globalData.appSecret, app.globalData.serverUrl).ajax(params, ignores,
      function(json) {
        wx.hideLoading();
        var result = json.data;
        if (result.status == 1) {
          that.returnBack();
        } else {
          var msg = result.message;
          if (msg.indexOf('已取消') > -1) {
            that.returnBack();
          } else {
            app.msg.showMsg("提示", "操作失败:" + msg);
          }
        }
      },
      function(error) {
        console.log(error);
        app.msg.showMsg("提示", "网络中断,操作失败");
      }
    );
  },

  /**
   * 退单
   */
  refundOrder: function(order) {
    var that = this;
    // 0-等待付款;1-已支付;2-已退单;3-已取消;4-商家已确认;5-已完成;
    if (order.status != 4) {
      if (order.status == 2) {
        wx.showModal({
          title: '提示',
          content: '订单已退款,是否返回上一级页面',
          success: function(res) {
            if (res.confirm) {
              that.returnBack();
            }
          }
        });
      } else {
        app.msg.showMsg("提示", "订单状态非法");
      }
      return;
    }
    var params = {
      "method": "wxdc.order.refund.user.apply",
      "wxStoreId": order.storeId,
      "memberId": app.userId,
      "ticketId": order.ticketId,
      "refundReason": that.getReason()
    }
    // 不签名参数
    var ignores = [];
    ignores.push("refundReason");
    wx.showLoading({
      title: '加载中...'
    });
    app.jsapi.api(app.globalData.appKey, app.globalData.appSecret, app.globalData.serverUrl).ajax(params, ignores,
      function(json) {
        wx.hideLoading();
        var result = json.data;
        if (result.status == 1) {
          that.returnBack();
        } else {
          var msg = result.message;
          if (msg.indexOf('已退单') > -1) {
            that.returnBack();
          } else {
            app.msg.showMsg("提示", "操作失败:" + msg);
          }
        }
      },
      function(error) {
        console.log(error);
        app.msg.showMsg("提示", "网络中断,操作失败");
      }
    );
  },

  /**
   * 返回上一个页面
   */
  returnBack: function() {
    var pages = getCurrentPages();
    var sourcePage = pages[pages.length - 2];
    sourcePage.loadOrderInfo();
    wx.navigateBack({
      delta: 1
    });
  },

  /**
   * 原因选中
   */
  bindSelect: function(e) {
    var index = e.currentTarget.dataset.index;
    var reasonItems = this.data.reasonItems;
    reasonItems[index].select = !reasonItems[index].select;
    this.setData({
      reasonItems: reasonItems
    });
  },

  /**
   * 输入原因
   */
  inputReason: function(e) {
    this.setData({
      reason: e.detail.value
    });
  },

  /**
   * 获取取消/退款原因
   */
  getReason: function() {
    var reason = "";

    var reasonItems = this.data.reasonItems;
    reasonItems.forEach(function(item, index) {
      if (item.select) {
        reason = reason.length > 0 ? reason + "，" + item.name : item.name;
      }
    });

    return reason += this.data.reason;
  }
})