/*
 * 本时生活
 */

const app = getApp()


Page({

    /**
     * 页面的初始数据
     */
    data: {
        swiperCurrent   :0,
        current         :0,  //轮播图当前的下标
        dots            :true,
        cityAll         : '',
        statusBarHeight : getApp().globalData.systInfo.statusBarHeight,
        longitude       : 0,      //经度
        latitude        : 0,      //纬度
        adverts         : [],     //轮播图
        stateType       : "silver",
        cardArr         : [],     //权益数组
        activities      : [],     //周五福利
        isUser          : false, //用户登录状态
        noticeData      : '',   //首页公告
        loading         : true,   //骨架屏加载
        subState        : '',   //订阅状态
        address : {
            city: "",   //市
            area: "",   //区
            city_code: "", //市编号
            area_code: ""  //区编号
        }
    },

    /**
     * 生命周期函数--监听页面显示
     */
    onShow () {
        this.locaTion()
        // 获取用户登录状态
        this.setData({
            isUser : getApp().globalData.isUser
        })
    },

    /**
     * 获取位置
     */
    locaTion(){
        wx.getLocation({
            success: res => {
                this.setData({
                    latitude    : res.latitude,
                    longitude   : res.longitude
                })
               
            },
            complete: () => {
                // 获取卡权益
                this.indexInfo();
            }
        })
    },

    /**
     * 卡权益
     */
    indexInfo() {
        if(this.data.stateType == 'shaky') {
            wx.$api.index.index(this.data.city, this.data.longitude, this.data.latitude).then(res=>{
                this.setData({
                    adverts     : res.data.adverts,
                    cardArr     : res.data.rights,
                    activities  : res.data.activities,
                    noticeData  : res.data.notice,
                    loading     : false,
                    subState    :res.data.welfare_subscribe,
                    address     : {
                        city: res.data.location.city_name,
                        area: res.data.location.district_name || "",
                        city_code: res.data.location.city_id,
                        area_code: res.data.location.district_id || ""
                    }
                })
                wx.stopPullDownRefresh()
            }).catch(err=>{
                if(!err.login){
                    // 写入缓存
                    wx.setStorage({
                        key     : 'token',
                        data    : ''
                    })
                }
            })
        } else {
            wx.$api.index.choice(this.data.stateType,this.data.city, this.data.longitude, this.data.latitude).then(res=>{
                this.setData({
                    adverts     : res.data.adverts,
                    cardArr     : res.data.categorys,
                    noticeData  : res.data.notice,
                    cityName    : res.data.city_name,
                    loading     : false,
                    address     : {
                        city: res.data.location.city_name,
                        area: res.data.location.district_name || "",
                        city_code: res.data.location.city_id,
                        area_code: res.data.location.district_id || ""
                    }
                })
    
                wx.stopPullDownRefresh()
            }).catch(err=>{
                if(!err.login){
                    // 写入缓存
                    wx.setStorage({
                        key     : 'token',
                        data    : ''
                    })
                }
            })
        }
    },

    
    /**
     * tabs
     */
    orderTab(e){
        if(this.data.stateType != e.currentTarget.dataset.state){
            this.setData({
                stateType: e.currentTarget.dataset.state
            })
            // 获取卡权益
            this.indexInfo()

            // 重置轮播图
            this.setData({
                current      : 0,
                swiperCurrent: 0
            });
        }
    },

    /**
     * 处理未登录时的转跳
     */
    userNav(e){
        let user_lng  = this.data.longitude,  //经度
            user_lat  = this.data.latitude,   //纬度
            area_name = this.data.address.area//城市名称
        let id   = e.currentTarget.dataset.id
        wx.getStorage({
            key     : 'token',
            success:res=>{
                wx.navigateTo({
                  url: '/pages/classify/classify?id=' + id + '&userlng=' + user_lng + '&latitude=' + user_lat + '&areaname=' + area_name
                })
            },
            fail: (err) => {
                wx.navigateTo({
                    url: "/pages/login/login"
                })
            }
        })
    },

    /**
     * 点击轮播图片
     */
    clickImg(e) {
        let newChannel = e.currentTarget.dataset.channel,
            newImg     = e.currentTarget.dataset.img,
            newUrl     = e.currentTarget.dataset.url

        // 点击图片放大
        if (newChannel == 'image') {
            if(newImg == "") return
            let imgUrl = [newImg]
            wx.previewImage({
                urls        :  imgUrl, //需要预览的图片http链接列表，注意是数组
                current     :  imgUrl[0] // 当前显示图片的http链接，默认是第一个
            }) 
        }

        // 跳转内网
        if (newChannel == 'pages') {
            wx.navigateTo({
              url: newUrl
            })
        }

        // 跳转外网
        if (newChannel == 'url') {
            let url= encodeURIComponent(newUrl)
            wx.redirectTo({
                // 跳转到webview页面
                url: `/pages/webView/webView?url=${url}`
            });
        }
    },

    /**
     * 周五福利抢购
     */
    Snapup(e) {
        let canBuy     = e.currentTarget.dataset.can,
            canText    = e.currentTarget.dataset.text,
            canId      = e.currentTarget.dataset.id,
            canFrom    = e.currentTarget.dataset.from,
            canRightid = e.currentTarget.dataset.rightid
        if(!canBuy) {
            wx.showToast({
                title   : canText,
                icon    : 'none',
                duration: 2000
            })
            return
        }

        wx.getStorage({
            key     : 'token',
            success:res=>{
                if(canFrom == 'washcar') {
                    wx.$api.index.washcarUrl(canId, canRightid).then(res=>{
                        const newUrl = res.data
                        let url= encodeURIComponent(newUrl)
                        wx.redirectTo({
                            // 跳转到webview页面
                            url: `/pages/washcar/washcar?url=${url}`
                        });
                    }).catch(err=>{
                        if(!err.login){
                            // 写入缓存
                            wx.setStorage({
                                key     : 'token',
                                data    : ''
                            })
                        }
                    })
                } else {
                    // 跳转分类页
                    wx.navigateTo({
                        url: '/pages/welfare/welfare?id=' + canId
                    })
                }
            },
            fail: (err) => {
                wx.navigateTo({
                    url: "/pages/login/login"
                })
            }
        })
        
    },

    /**
     * 活动中心权益跳转详情
     */
    rightNav(e) {
        let id      = e.currentTarget.dataset.id,
            from    = e.currentTarget.dataset.from,
            rightid = e.currentTarget.dataset.rightid

        wx.getStorage({
            key     : 'token',
            success:res=>{
                if(from == 'washcar') {
                    wx.$api.index.washcarUrl(id, rightid).then(res=>{
                        const newUrl = res.data
                        let url= encodeURIComponent(newUrl)
                        wx.redirectTo({
                            // 跳转到webview页面
                            url: `/pages/washcar/washcar?url=${url}`
                        });
                    }).catch(err=>{
                        if(!err.login){
                            // 写入缓存
                            wx.setStorage({
                                key     : 'token',
                                data    : ''
                            })
                        }
                    })
                } else {
                    // 跳转分类页
                    wx.navigateTo({
                        url: '/pages/rights/rights?id=' + id
                    })
                }
            },
            fail: (err) => {
                wx.navigateTo({
                    url: "/pages/login/login"
                })
            }
        })
    },

    /**
     * 下拉刷新
     */
    onPullDownRefresh(){
        // 获取卡权益
        this.indexInfo();
        this.locaTion();
    },

     /**
     * 防止swiper控件卡死
     */
    swiperChange(e){
        if (this.data.current == 0 && this.data.swiperCurrent>1 ) {//卡死时，重置current为正确索引
            this.setData({ current: this.data.swiperCurrent });
        }
        else {//正常轮转时，记录正确页码索引
            this.setData({ swiperCurrent: e.detail.current });
        }
    },

    /**
     * 订阅
     */
    subscribeTap() {
        if(!this.data.isUser) {
            // 去登录
            wx.navigateTo({
                url: "/pages/login/login"
            })
            return
        }
        wx.requestSubscribeMessage({
            tmplIds: ['6SJqWbasj42O_d7yET1s5G1eg62Z4SS3pByBeuXekSo'],
            success: res=> {
                if(res.errMsg == "requestSubscribeMessage:ok") {
                    wx.$api.index.subscribe(1).then(res=>{
                        wx.showLoading({
                            title: res.data,
                            icon : 'none',
                        })

                        // 获取卡权益
                        this.indexInfo();

                        setTimeout(function () {
                            wx.hideLoading();
                        }, 1000)
                        
                    }).catch(err=>{
                        
                    })
                }
            },
            fail: err => {
                console.log(err)
            }
        })
    }
})