const app = getApp();

Page({
  data: {
    data_list_loding_status: 1,
    data_list_loding_msg: '处理错误',
    params: null,
    
    name : '',
    tel : '',
    address: '',
    is_default: 0,
    province_id: null,
    city_id: null,
    county_id: null,

    province_list: [],
    city_list: [],
    county_list: [],

    default_province: "请选择省",
    default_city: "请选择市",
    default_county: "请选择区/县",

    province_value: null,
    city_value: null,
    county_value: null
  },

  onLoad(params) {
    this.setData({ params: params });
  },

  onShow() {
    if ((this.data.params.id || null) == null) {
      var title = app.data.common_pages_title.user_address_save_add;
    } else {
      var title = app.data.common_pages_title.user_address_save_edit;
    }
    swan.setNavigationBarTitle({ title: title });
    this.init();
  },

  init() {
    var user = app.get_user_info(this, "init");
    if (user != false) {
      // 用户未绑定用户则转到登录页面
      if (app.user_is_need_login(user)) {
        swan.redirectTo({
          url: "/pages/login/login?event_callback=init"
        });
        this.setData({
          data_list_loding_status: 2,
          data_list_loding_msg: '请先绑定手机号码',
        });
        return false;
      } else {
        // 获取地址数据
        if((this.data.params.id || null) != null)
        {
          this.get_user_address();
        }

        // 获取省
        this.get_province_list();
      }
    } else {
      this.setData({
        data_list_loding_status: 2,
        data_list_loding_msg: '请先授权用户信息',
      });
    }
  },

  //   获取用户地址
  get_user_address() {
    var self = this;
    // 加载loding
    swan.showLoading({ title: "加载中..." });

    swan.request({
      url: app.get_request_url("detail", "useraddress"),
      method: "POST",
      data: self.data.params,
      dataType: "json",
      header: { 'content-type': 'application/x-www-form-urlencoded' },
      success: res => {
        swan.hideLoading();
        if (res.data.code == 0) {
          var data = res.data.data;
          self.setData({
            name: data.name,
            tel: data.tel,
            address: data.address,
            province_id: data.province,
            city_id: data.city,
            county_id: data.county,
            is_default: data.is_default || 0
          });

          self.get_city_list();
          self.get_county_list();

          setTimeout(function () {
            self.init_value();
          }, 500);
        } else {
          if (app.is_login_check(res.data)) {
            app.showToast(res.data.msg);
          }
        }
      },
      fail: () => {
        swan.hideLoading();
        app.showToast("服务器请求出错");
      }
    });
  },

  // 获取选择的省市区
  get_province_list() {
    var self = this;
    swan.request({
      url: app.get_request_url("index", "region"),
      method: "POST",
      data: {},
      dataType: "json",
      header: { 'content-type': 'application/x-www-form-urlencoded' },
      success: res => {
        if (res.data.code == 0) {
          var data = res.data.data;
          self.setData({
            province_list: data
          });
        } else {
          app.showToast(res.data.msg);
        }
      },
      fail: () => {
        app.showToast("服务器请求出错");
      }
    });
  },

  get_city_list() {
    var self = this;
    if (self.data.province_id) {
      swan.request({
        url: app.get_request_url("index", "region"),
        method: "POST",
        data: {
          pid: self.data.province_id
        },
        dataType: "json",
        header: { 'content-type': 'application/x-www-form-urlencoded' },
        success: res => {
          if (res.data.code == 0) {
            var data = res.data.data;
            self.setData({
              city_list: data
            });
          } else {
            app.showToast(res.data.msg);
          }
        },
        fail: () => {
          app.showToast("服务器请求出错");
        }
      });
    }
  },

  get_county_list() {
    var self = this;
    if (self.data.city_id) {
      // 加载loding
      swan.request({
        url: app.get_request_url("index", "region"),
        method: "POST",
        data: {
          pid: self.data.city_id
        },
        dataType: "json",
        header: { 'content-type': 'application/x-www-form-urlencoded' },
        success: res => {
          if (res.data.code == 0) {
            var data = res.data.data;
            self.setData({
              county_list: data
            });
          } else {
            app.showToast(res.data.msg);
          }
        },
        fail: () => {
          app.showToast("服务器请求出错");
        }
      });
    }
  },

  select_province(e) {
    if(e.detail.value >= 0)
    {
      var value = e.detail.value,
        data = this.data.province_list[value];
      this.setData({
        province_value: value,
        province_id: data.id,
        city_value: null,
        county_value: null,
        city_id: null,
        county_id: null
      });
      this.get_city_list();
    }
  },

  select_city(e) {
    if(e.detail.value >= 0)
    {
      var value = e.detail.value,
        data = this.data.city_list[value];
      this.setData({
        city_value: value,
        city_id: data.id,
        county_value: null,
        county_id: null
      });
      this.get_county_list();
    }
  },

  select_county(e) {
    if(e.detail.value >= 0)
    {
      var value = e.detail.value,
        data = this.data.county_list[value];
      this.setData({
        county_value: value,
        county_id: data.id
      });
    }
  },

  init_value() {
    var province_value = this.get_init_value("province_list", "province_id"),
        city_value = this.get_init_value("city_list", "city_id"),
        county_value = this.get_init_value("county_list", "county_id");
    this.setData({
      province_value: province_value,
      city_value: city_value,
      county_value: county_value
    });
  },

  get_init_value(list, id) {
    var data = this.data[list],
        data_id = this.data[id],
        value;
    data.forEach((d, i) => {
      if (d.id == data_id) {
        value = i;
        return false;
      }
    });
    return value;
  },

  // 数据提交
  form_submit(e) {
    var self = this,
        data = self.data;
    // 表单数据
    var form_data = e.detail.value;

    // 数据校验
    var validation = [{ fields: "name", msg: "请填写姓名" }, { fields: "tel", msg: "请填写手机号" }, { fields: "province", msg: "请选择省份" }, { fields: "city", msg: "请选择城市" }, { fields: "county", msg: "请选择区县" }, { fields: "address", msg: "请填写详细地址" }];

    form_data["province"] = data.province_id;
    form_data["city"] = data.city_id;
    form_data["county"] = data.county_id;
    form_data["id"] = self.data.params.id || 0;
    form_data["is_default"] = self.data.is_default || 0;

    if (app.fields_check(form_data, validation)) {
      // 加载loding
      swan.showLoading({ title: "处理中..." });

      swan.request({
        url: app.get_request_url("save", "useraddress"),
        method: "POST",
        data: form_data,
        dataType: "json",
        header: { 'content-type': 'application/x-www-form-urlencoded' },
        success: res => {
          swan.hideLoading();
          if (res.data.code == 0) {
            app.showToast(res.data.msg, "success");
            setTimeout(function () {
              swan.navigateBack();
            }, 1000);
          } else {
            if (app.is_login_check(res.data)) {
              app.showToast(res.data.msg);
            } else {
              app.showToast('提交失败，请重试！');
            }
          }
        },
        fail: () => {
          swan.hideLoading();
          app.showToast("服务器请求出错");
        }
      });
    }
  },

  // 省市区未按照顺序选择提示
  region_select_error_event(e) {
    var value = e.currentTarget.dataset.value || null;
    if(value != null)
    {
      app.showToast(value);
    }
  }
});