import router from '../../router'
import store from '../../store'
import constant from './constant'

const vKey = location.host

export function uid() {
    return this.uid()
}

export function bid() {
    return this.bid()
}

export default {

    // ================================Common Use==============================================

    transDate: function(val, pattern) {
        if (val) {
            const time = new Date()
            time.setTime(val)
            if (time instanceof Date) {
                return this.formatDate((pattern) || 'yyyy-MM-dd', time)
            }
        }
        return ''
    },

    transDateStr: function(val, pattern) {
        if (val) {
            const time = new Date(val)
            return this.transDate(time, pattern)
        }
        return ''
    },

    transServDate: function(val) {
        return this.transDate(val, constant.DATE_PATTERN.DATE_TIME_h)
    },
    transTime(val, pattern) {
        if (val) {
            const time = new Date();
            time.setTime(val);
            if (time instanceof Date) {
                return this.formatDate(pattern || "yyyy-MM-dd hh:mm:ss", time);
            }
        }
        return "";
    },
    transMinute(val, pattern) {
        if (val) {
            const time = new Date();
            time.setTime(val);
            if (time instanceof Date) {
                return this.formatDate(pattern || "yyyy-MM-dd hh:mm:ss", time);
            }
        }
        return "";
    },
    isArrayFn: function(value) {
        if (typeof Array.isArray === 'function') {
            return Array.isArray(value)
        } else {
            return Object.prototype.toString.call(value) === '[object Array]'
        }
    },

    checkLoginStatus: async function(statusCode) {
        if (statusCode && statusCode === -401) {
            this.logout()
        }
    },

    logout: async function() {
        await store.dispatch('user/logout')
        const userType = this.currUserType()
        if (userType === '2') {
            router.push('/bizLogin')
        } else {
            router.push('/login')
        }
    },

    transDcMap: function(arr) {
        const tMap = {}
        if (arr) {
            arr.forEach(item => {
                tMap[item.value] = item.label
            })
        }
        return tMap
    },

    myBrowser: function() {
        const userAgent = navigator.userAgent // 取得浏览器的userAgent字符串
        // console.log('userAgent:', userAgent)
        const isOpera = userAgent.indexOf('Opera') > -1
        if (isOpera) {
            return 'Opera'
        } // 判断是否Opera浏览器
        if (userAgent.indexOf('Firefox') > -1) {
            return 'FF'
        } // 判断是否Firefox浏览器
        if (userAgent.indexOf('Chrome') > -1) {
            return 'Chrome'
        }
        if (userAgent.indexOf('Safari') > -1) {
            return 'Safari'
        } // 判断是否Safari浏览器
        if (userAgent.indexOf('compatible') > -1 && userAgent.indexOf('MSIE') > -1 && !isOpera) {
            return 'IE'
        } // 判断是否IE浏览器
        return ''
    },

    isIE: function() {
        if (!!window.ActiveXObject || 'ActiveXObject' in window) { return true } else { return false }
    },

    uuid: function(len, radix) {
        var chars = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'.split('')
        var uuid = []; var i
        radix = radix || chars.length

        if (len) {
            // Compact form
            for (i = 0; i < len; i++) uuid[i] = chars[0 | Math.random() * radix]
        } else {
            // rfc4122, version 4 form
            var r

            // rfc4122 requires these characters
            uuid[8] = uuid[13] = uuid[18] = uuid[23] = '-'
            uuid[14] = '4'

            // Fill in random data.  At i==19 set the high bits of clock sequence as
            // per rfc4122, sec. 4.1.5
            for (i = 0; i < 36; i++) {
                if (!uuid[i]) {
                    r = 0 | Math.random() * 16
                    uuid[i] = chars[(i === 19) ? (r & 0x3) | 0x8 : r]
                }
            }
        }

        return uuid.join('')
    },

    castEval: function(val) {
        return val ? eval('(' + val + ')') : val
    },

    castString: function(val) {
        return JSON.stringify(val)
    },

    getRandomNumberByRange: function(start, end) {
        return Math.floor(Math.random() * (end - start) + start)
    },

    getUrlParam: function(name) {
        return decodeURIComponent((new RegExp('[?|&]' + name + '=' + '([^&;]+?)(&|#|;|$)').exec(location.href) || [, ''])[1].replace(/\+/g, '%20')) || null
    },

    // 金额格式化，整数部分每3位用逗号分隔，支持带有正负号以及小数部分
    formatMoney: function(amt) {
        if (!amt) return ''
        if (amt.length <= 3) {
            return amt
        }

        if (!/^(\+|-)?(\d+)(\.\d+)?$/.test(amt)) {
            return amt
        }

        var a = RegExp.$1; var b = RegExp.$2; var c = RegExp.$3
        var re = new RegExp()
        re.compile('(\\d)(\\d{3})(,|$)')
        while (re.test(b)) {
            b = b.replace(re, '$1,$2$3')
        }
        return a + '' + b + '' + c
    },

    formatDate: function(fmt, date) { // author: meizz
        var o = {
            'M+': date.getMonth() + 1, // 月份
            'd+': date.getDate(), // 日
            'h+': date.getHours(), // 小时
            'm+': date.getMinutes(), // 分
            's+': date.getSeconds(), // 秒
            'q+': Math.floor((date.getMonth() + 3) / 3), // 季度
            'S': date.getMilliseconds() // 毫秒
        }
        if (/(y+)/.test(fmt)) { fmt = fmt.replace(RegExp.$1, (date.getFullYear() + '').substr(4 - RegExp.$1.length)) }
        for (var k in o) {
            if (new RegExp('(' + k + ')').test(fmt)) { fmt = fmt.replace(RegExp.$1, (RegExp.$1.length === 1) ? (o[k]) : (('00' + o[k]).substr(('' + o[k]).length))) }
        }
        return fmt
    },

    nvl_money: function(val) {
        if (val) {
            return '￥' + this.formatMoney(val)
        }
        return ''
    },

    nvl_num: function(val) {
        return val === 0 ? 0 : val.toFixed(2)
    },

    hashCode: function(str) {
        let hash = 0
        if (str.length === 0) return hash
        for (let i = 0; i < str.length; i++) {
            const char = str.charCodeAt(i)
            hash = ((hash << 5) - hash) + char
            hash = hash & hash // Convert to 32bit integer
        }
        return hash
    },

    parseTime: function(time, pattern) {
        if (arguments.length === 0 || !time) {
            return null
        }
        const format = pattern || '{y}-{m}-{d} {h}:{i}:{s}'
        let date
        if (typeof time === 'object') {
            date = time
        } else {
            if ((typeof time === 'string') && (/^[0-9]+$/.test(time))) {
                time = parseInt(time)
            } else if (typeof time === 'string') {
                time = time.replace(new RegExp(/-/gm), '/')
            }
            if ((typeof time === 'number') && (time.toString().length === 10)) {
                time = time * 1000
            }
            date = new Date(time)
        }
        const formatObj = {
            y: date.getFullYear(),
            m: date.getMonth() + 1,
            d: date.getDate(),
            h: date.getHours(),
            i: date.getMinutes(),
            s: date.getSeconds(),
            a: date.getDay()
        }
        const time_str = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => {
            let value = formatObj[key]
            // Note: getDay() returns 0 on Sunday
            if (key === 'a') { return ['日', '一', '二', '三', '四', '五', '六'][value] }
            if (result.length > 0 && value < 10) {
                value = '0' + value
            }
            return value || 0
        })
        return time_str
    },

    // ================================System Use==============================================

    setUser: function(value) {
        localStorage.setItem(this.UserKey(), JSON.stringify(value))
    },

    currUser: function() {
        const userKey = localStorage.getItem(this.UserKey())
        if (userKey) {
            const user = JSON.parse(userKey || '')
            // //console.log('curr user:', user)
            if (user) {
                return user
            }
        }

        // this.logout()
        return null
    },

    uid: function() {
        return this.currUser() ? this.currUser().id : null
    },

    isAdmin: function() {
        return this.uid() === '1'
    },

    isAdminRole: function() {
        if (this.currUser().dataRoles['DATA']) {
            return this.currUser().dataRoles['DATA'].includes('ADMIN_DATA')
        }
        return false
    },

    setBiz: function(value) {
        localStorage.setItem(this.BizKey(), JSON.stringify(value))
    },

    currBiz: function() {
        return JSON.parse(localStorage.getItem(this.BizKey()) || null)
    },

    bid: function() {
        return this.currBiz() ? this.currBiz().id : null
    },

    setUserType: function(value) {
        localStorage.setItem(vKey + '_' + constant.KEY_USER_TYPE, value)
    },

    currUserType: function() {
        return localStorage.getItem(vKey + '_' + constant.KEY_USER_TYPE) || '1'
    },

    setCode: function(value) {
        localStorage.setItem(constant.KEY_CODE, value)
    },

    currCode: function() {
        return localStorage.getItem(constant.KEY_CODE) || null
    },

    setMenu: function(value) {
        localStorage.setItem(this.MenuKey(), JSON.stringify(value))
    },

    currMenu: function() {
        const menuVal = this.getMenuVal()
        if (menuVal && menuVal !== 'undefined') {
            return JSON.parse(menuVal)
        } else {
            return []
        }
    },

    getMenuVal: function() {
        return localStorage.getItem(this.MenuKey())
    },

    removeStorage: function(_key) {
        localStorage.removeItem(_key)
    },

    // ================================ Common Key ==============================================

    // UserKey: function() {
    //     return window.location.host + '_' + constant.KEY_USER + this.currUserType()
    // },
    //
    // MenuKey: function() {
    //     return window.location.host + '_' + constant.KEY_USER + this.currUserType() + '_' + constant.KEY_USER_MENU
    // },

    UsrPwdKey: function(_usr) {
        return this.hashCode(window.location.host + '_' + _usr + '_password')
    },

    UserKey: function() {
        return this.hashCode(window.location.host + '_' + constant.KEY_USER + this.currUserType())
    },

    BizKey: function() {
        return this.hashCode(window.location.host + '_' + constant.KEY_BIZ + this.currUserType())
    },

    MenuKey: function() {
        return this.hashCode(window.location.host + '_' + constant.KEY_USER + this.currUserType() + '_' + constant.KEY_USER_MENU)
    },

    replaceFileUrl: function(urlPath) {
        if (urlPath != null && urlPath !== '') {
            urlPath = urlPath.replaceAll('/server/FileController/download/', constant.BASE_URI + '/FileController/download/')
        }
        return urlPath
    },
    isValidCoordinate(lng, lat) {
        if (!lng || !lat) {
            return false
        }
        if (lng.toString().substring(0, lng.toString().lastIndexOf('.')).length !== 8) {
            return false
        }
        return lat.toString().substring(0, lat.toString().lastIndexOf('.')).length === 7
    },
    isValidCoordinateBack(lng, lat) {
        if (lat === 0 || lng === 0) {
            return false
        }
        // 校验纬度是否在 -90 到 90 之间
        if (lat < -90 || lat > 90) {
            return false
        }
        // 校验经度是否在 -180 到 180 之间
        return !(lng < -180 || lng > 180)
    },
    getHoursDifference(date1, date2) {
        const timeDiff = Math.abs(date2 - date1)
        return Math.floor(timeDiff / (60 * 60 * 1000))
    },
    transCGCS2000toWGS84(x, y) {
        // 大地2000,平面坐标转经纬度,3度带
        // 3.1415926535898/180.0
        const iPI = 0.0174532925199433
        // 3度带
        // const zoneWide = 40
        // 长半轴
        const a = 6378137
        // 扁率
        const f = 1 / 298.257222101

        const projNo = parseInt(x / 1000000)
        let longitude0 = projNo * 3
        longitude0 = longitude0 * iPI

        const X0 = projNo * 1000000 + 500000
        const Y0 = 0
        const xval = x - X0
        const yval = y - Y0
        const e2 = 2 * f - f * f
        const e1 = (1.0 - Math.sqrt(1 - e2)) / (1.0 + Math.sqrt(1 - e2))
        const ee = e2 / (1 - e2)
        const M = yval
        const u = M / (a * (1 - e2 / 4 - 3 * e2 * e2 / 64 - 5 * e2 * e2 * e2 / 256))
        const fai = u + (3 * e1 / 2 - 27 * e1 * e1 * e1 / 32) * Math.sin(2 * u) + (21 * e1 * e1 / 16 - 55 * e1 * e1 * e1 * e1 / 32) * Math.sin(4 * u) + (151 * e1 * e1 * e1 / 96) * Math.sin(6 * u) + (1097 * e1 * e1 * e1 * e1 / 512) * Math.sin(8 * u)
        const C = ee * Math.cos(fai) * Math.cos(fai)
        const T = Math.tan(fai) * Math.tan(fai)
        const NN = a / Math.sqrt(1.0 - e2 * Math.sin(fai) * Math.sin(fai))
        const R = a * (1 - e2) / Math.sqrt((1 - e2 * Math.sin(fai) * Math.sin(fai)) * (1 - e2 * Math.sin(fai) * Math.sin(fai)) * (1 - e2 * Math.sin(fai) * Math.sin(fai)))
        const D = xval / NN
        const longitude1 = longitude0 + (D - (1 + 2 * T + C) * D * D * D / 6 + (5 - 2 * C + 28 * T - 3 * C * C + 8 * ee + 24 * T * T) * D * D * D * D * D / 120) / Math.cos(fai)
        const latitude1 = fai - (NN * Math.tan(fai) / R) * (D * D / 2 - (5 + 3 * T + 10 * C - 4 * C * C - 9 * ee) * D * D * D * D / 24 + (61 + 90 * T + 298 * C + 45 * T * T - 256 * ee - 3 * C * C) * D * D * D * D * D * D / 720)
        return { lng: longitude1 / iPI, lat: latitude1 / iPI }
    },

    beforeUploadJustWordExcel(file) {
        const fileSuffix = file.name.substring(file.name.lastIndexOf('.') + 1)

        const whiteList = ['pdf', 'doc', 'docx', 'xls', 'xlsx']

        if (whiteList.indexOf(fileSuffix) === -1) {
            this.$message.error('上传文件只能是 pdf、doc、docx、xls、xlsx格式')
            return false
        }

        const isLt2M = file.size / 1024 / 1024 < 50

        if (!isLt2M) {
            this.$message.error('上传文件大小不能超过 5MB')
            return false
        }
    }


}