import constant from './constant'

const vKey = location.host

export default {
    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
    },
    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('')
    },
    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'
    },

    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
    // },

    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
    },
    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
    }
}