const api = require('../../utils/api')
const typePageSize = 99
const typePageIndex = 1
Page({
    data: {
        pageIndex: 1,
        pageSize: 20,
        nodata: false,
        loadMoreType: 'none',
        loadMoreVisible: false,
        selectBarLeft: 0,
        teamCategoryList: [],
        volunteerTeamList: [],
        typeCode: '', // 当前类别code
    },
    onLoad: function (options) {

    },
    onShow: function () {
        this.setData({
            pageIndex: 1,
            volunteerTeamList: []
        })
        const _this = this
        const query = wx.createSelectorQuery().in(this)
        this.getTeamTypeList().then(getType => {
            if (getType) {
                query.select('#item1').boundingClientRect()
                query.exec(function(res){
                    _this.setData({
                        selectBarLeft: res[0].width/2
                    })
                    console.log(_this.data.selectBarLeft)
                })
                this.getAppTeamListByType()
            } else {

            }
        })
    },
    onReachBottom: function () {
        this.setData({
            loadMoreVisible: true
        })
        if (this.data.loadMoreType === "loading") {
            this.setData({
                pageIndex: this.data.pageIndex + 1
            })
            this.getAppTeamListByType()
        }
    },
    // 前往团队介绍
    toTeamDetail (e) {
        let id = e.currentTarget.dataset.id
        wx.navigateTo({
            url: `../teamIntroduction/teamIntroduction?id=${id}`
        })
    },
    // 分类导航切换
    onChangeClassifyTab (e) {
        let code = e.currentTarget.dataset.code
        this.data.teamCategoryList.forEach((item, index) => {
            if (index === e.currentTarget.dataset.tab) {
                item.select = true
                const _this = this
                const query = wx.createSelectorQuery().in(this)
                query.select(`#item${index + 1}`).boundingClientRect()
                query.exec(function(res){
                    _this.setData({
                        selectBarLeft: res[0].width/2
                    })
                    console.log(_this.data.selectBarLeft)
                })
            } else {
                item.select = false
            }
        })
        this.setData({
            teamCategoryList:  this.data.teamCategoryList,
            typeCode: code,
            pageIndex: 1,
            volunteerTeamList: []
        }, () => {
            this.getAppTeamListByType()
        })
    },
    // 获取团队类别列表
    getTeamTypeList () {
        let param = {
            pageSize : typePageSize,
            pageIndex : typePageIndex,
            teamId: ''
        }
        return new Promise ((resolve, reject) => {
            api.getTeamTypeList(param).then(res => {
                if (res.code == 0 && res.msg == 'success') {
                    res.data[0].select = true
                    this.setData({
                        teamCategoryList: res.data,
                        typeCode: res.data[0].typeCode
                    })
                    resolve(true)
                }
                reject(false)
            }).catch(err => {
                reject(false)
            })
        })
    },
    // 获取团队列表
    getAppTeamListByType () {
        const para = {
            pageIndex: this.data.pageIndex,
            pageSize: this.data.pageSize,
            typeCode: this.data.typeCode
        }
        api.getAppTeamListByType(para).then(res => {
            console.log(res)
            this.setData({
                volunteerTeamList: [...this.data.volunteerTeamList,...res.data],
                loadMoreType: res.data.length === this.data.pageSize ? 'loading' : 'none',
                loadMoreVisible: res.data.length === this.data.pageSize ? false : true,
                nodata: false,
            })
            if (this.data.volunteerTeamList.length == 0) {
                this.setData({
                    nodata: true,
                    loadMoreType: 'none',
                    loadMoreVisible: false,
                })
            }
        }).catch(err => {
            this.setData({
                volunteerTeamList: [],
                nodata: true,
                loadMoreType: 'none',
                loadMoreVisible: false,
            })
            console.log(err)
        })
    }
})