const app = getApp();
Page({
  data: {
    data_list_loding_status: 1,
    buy_submit_disabled_status: false,
    data_list_loding_msg: '',
    params: null,
    goods: [],
    address: null,
    is_first: 1,
    address_id: 0,
    total_price: 0,
    user_note_value: '',
  },
  onLoad(params) {
    if((params.data || null) == null || app.get_length(JSON.parse(params.data)) == 0)
    {
      my.alert({
        title: '温馨提示',
        content: '商品信息有误',
        buttonText: '确认',
        success: () => {
          my.navigateBack();
        },
      });
    } else {
      this.setData({params: params.data});

      // 删除地址缓存
      my.removeStorageSync({key: app.data.cache_buy_user_address_select_key});
    }
  },

  onShow() {
    my.setNavigationBar({title: app.data.common_pages_title.buy});
    this.init();
    this.setData({is_first: 0});
  },

  // 获取数据列表
  init() {
    // 本地缓存地址
    if(this.data.is_first == 0)
    {
      var cache_address = my.getStorageSync({
        key: app.data.cache_buy_user_address_select_key
      });
      if((cache_address.data || null) != null)
      {
        this.setData({
          address: cache_address.data,
          address_id: cache_address.data.id
        });
      }
    }

    var self = this;
    // 加载loding
    my.showLoading({content: '加载中...'});
    this.setData({
      data_list_loding_status: 1
    });

    my.httpRequest({
      url: app.get_request_url("Index", "Buy"),
      method: "POST",
      data: {goods: this.data.params, address_id: this.data.address_id},
      dataType: "json",
      success: res => {
        my.hideLoading();
        if (res.data.code == 0) {
          var data = res.data.data;
          if(data.goods.length == 0)
          {
            self.setData({data_list_loding_status: 0});
          } else {
            self.setData({
              goods: data.goods,
              total_price: data.total_price,
              address: data.address,
              address_id: ((data.address || null) == null) ? 0 : data.address.id,
              data_list_loding_status: 3,
            });
          }
        } else {
          self.setData({
            data_list_loding_status: 2,
            data_list_loding_msg: res.data.msg,
          });
          my.showToast({
            type: "fail",
            content: res.data.msg
          });
        }
      },
      fail: () => {
        my.hideLoading();
        self.setData({
          data_list_loding_status: 2,
          data_list_loding_msg: '服务器请求出错',
        });
        
        my.showToast({
          type: "fail",
          content: "服务器请求出错"
        });
      }
    });
  },

  // 用户留言事件
  bind_user_note_event(e) {
    this.setData({user_note_value: e.detail.value});
  },

  // 提交订单
  buy_submit_event(e) {
    if((this.data.address_id || 0) == 0)
    {
      my.showToast({
        type: "fail",
        content: "请选择地址"
      });
      return false;
    }
    var self = this;
    // 加载loding
    my.showLoading({content: '提交中...'});
    this.setData({
      buy_submit_disabled_status: true,
    });

    my.httpRequest({
      url: app.get_request_url("Submit", "Buy"),
      method: "POST",
      data: {
        goods: this.data.params,
        address_id: this.data.address_id,
        user_note: this.data.user_note_value,
      },
      dataType: "json",
      success: res => {
        my.hideLoading();

        if (res.data.code == 0) {
          var data = res.data.data;
          if(data.status == 1)
          {
            my.confirm({
              title: '',
              content: res.data.msg,
              confirmButtonText: '立即支付',
              cancelButtonText: '进入订单',
              success: (result) => {
                self.setData({buy_submit_disabled_status: false});
                var is_pay = (result.confirm) ? 1 : 0;
                my.redirectTo({
                  url: '/pages/user-order/user-order?is_pay='+is_pay+'&order_id='+res.data.data.id
                });
              },
            });
          } else {
            my.showToast({
              type: "success",
              content: res.data.msg
            });
            setTimeout(function()
            {
              self.setData({buy_submit_disabled_status: false});
              my.redirectTo({
                url: '/pages/user-order/user-order'
              });
            }, 1000);
          }
        } else {
          self.setData({buy_submit_disabled_status: false});
          my.showToast({
            type: "fail",
            content: res.data.msg
          });
        }
      },
      fail: () => {
        my.hideLoading();
        self.setData({buy_submit_disabled_status: false});
        
        my.showToast({
          type: "fail",
          content: "服务器请求出错"
        });
      }
    });
  },

});