import typeUtil from './type'

let pro = {
    // copy:function(data) {
    //     const t = typeUtil.getType(data);
    //     let o;

    //     if (t === 'array') {
    //         o = [];
    //     } else if (t === 'object') {
    //         o = {};
    //     } else {
    //         return data;
    //     }

    //     if (t === 'array') {
    //         for (let i = 0; i < data.length; i++) {
    //             o.push(copy(data[i]));
    //         }
    //     } else if (t === 'object') {
    //         for (let i in data) {
    //             o[i] = copy(data[i]);
    //         }
    //     }
    //     return o;
    // },

    copy: (function () {
        'use strict'
        return function innerCopy(data) {
            const t = typeUtil.getType(data);
            let o;

            if (t === 'array') {
                o = [];
                for (let i = 0; i < data.length; i++) {
                    o.push(innerCopy(data[i]));
                }
            } else if (t === 'object') {
                o = {};
                for (let i in data) {
                    if (Object.prototype.hasOwnProperty.call(data, i)) {
                        o[i] = innerCopy(data[i]);
                    }
                }
            } else {
                return data;
            }
            return o;
        }
    })(),
    flatMap: (function () {
        'use strict'
        return function innerMap(arr) {
            let newArr = [];
            arr.forEach(item => {
                newArr.push(item);
                if (item.children && item.children.length > 0) {
                    newArr.push(...innerMap(item.children))
                }
            })
            return newArr;
        }
    })(),
    dateFormat: function (inDate) {
        const daterc = inDate
        if (daterc != null) {
            var date = new Date(daterc);
            var year = date.getFullYear();
            /* 在日期格式中，月份是从0开始，11结束，因此要加0
             * 使用三元表达式在小于10的前面加0，以达到格式统一  如 09:11:05
             * */
            var month = date.getMonth() + 1 < 10 ? "0" + (date.getMonth() + 1) : date.getMonth() + 1;
            var day = date.getDate() < 10 ? "0" + date.getDate() : date.getDate();
            var hours = date.getHours() < 10 ? "0" + date.getHours() : date.getHours();
            var minutes = date.getMinutes() < 10 ? "0" + date.getMinutes() : date.getMinutes();
            var seconds = date.getSeconds() < 10 ? "0" + date.getSeconds() : date.getSeconds();
            // 拼接
            return year + "-" + month + "-" + day + " " + hours + ":" + minutes + ":" + seconds;
        }
    },formatDate:function (dateString,format) {
        const date = new Date(dateString);
        const year = date.getFullYear();
        const month = (date.getMonth() + 1).toString().padStart(2, '0');
        const day = date.getDate().toString().padStart(2, '0');

        let hour=date.getHours();
        let minute=date.getMinutes();
        let second=date.getSeconds();
        if(hour<10){
            hour ="0"+hour;
        }
        if(minute<10){
            minute ="0"+minute;
        }
        if(second<10){
            second ="0"+second;
        }
        const milSecond=date.getMilliseconds();
        if(format=="YYYY-MM-DD"){
            return `${year}-${month}-${day}`;
        }else if(format=="YYYY-MM-DD HH:MM:SS"){
            return `${year}-${month}-${day} ${hour}:${minute}:${second}`;
        }else if(format=="YYYY-MM-DD HH:MM:SS:SSS"){
            return `${year}-${month}-${day} ${hour}:${minute}:${second}:${milSecond}`;
        }else if(format=="HH:MM:SS"){
            return `${hour}:${minute}:${second}:${milSecond}`;
        }
        return "";
    },NumRound(num) {//保留两位小数
        num=Math.round(num*100)/100
        return num;
    },dateFormatDay: function (inDate) {
        const daterc = inDate
        if (daterc != null) {
            var date = new Date(daterc);
            var year = date.getFullYear();
            /* 在日期格式中，月份是从0开始，11结束，因此要加0
             * 使用三元表达式在小于10的前面加0，以达到格式统一  如 09:11:05
             * */
            var month = date.getMonth() + 1 < 10 ? "0" + (date.getMonth() + 1) : date.getMonth() + 1;
            var day = date.getDate() < 10 ? "0" + date.getDate() : date.getDate();
            // 拼接
            return year + "-" + month + "-" + day;
        }
    },
    checkMonth(i) {
        if (i < 10) {
            i = "0" + i;
        }
        return i;
    },
    MonthAdd(date,num) {
        let currentDate = date;
        currentDate = new Date(currentDate);
        let nextDate = currentDate.setMonth(currentDate.getMonth() + num); // 输出日期格式为毫秒形式1556668800000
        nextDate = new Date(nextDate);
        // let nextYear = nextDate.getFullYear();
        // let nextMonth = this.checkMonth(nextDate.getMonth() + 1); // 因日期中的月份表示为0-11，所以要显示正确的月份，需要 + 1
        // nextDate = nextYear + "-" + nextMonth+'-'+nextDate.getDate()+" "+nextDate.getHours()+":"+nextDate.getMonth()+":"+nextDate.getSeconds();
        date = nextDate;
        return date;
    },DayDec(date,num) {//前 num天数 的日期
        var dd = new Date(date);
        dd.setDate(dd.getDate() + num);
        var y = dd.getFullYear();
        var m = dd.getMonth() + 1 < 10 ? "0" + (dd.getMonth() + 1) : dd.getMonth() + 1;
        var d = dd.getDate() < 10 ? "0" + dd.getDate() : dd.getDate();
        return y + "-" + m + "-" + d;
    },
    YearAdd(date,num) {
        let currentDate = date;
        currentDate = new Date(currentDate);
        let nextDate = currentDate.setYear(currentDate.getFullYear() + num); // 输出日期格式为毫秒形式1556668800000
        nextDate = new Date(nextDate);
        // nextDate = nextYear + "-" + nextMonth+'-'+nextDate.getDate()+" "+nextDate.getHours()+":"+nextDate.getMonth()+":"+nextDate.getSeconds();
        date = nextDate;
        return date;
    },
    toCamelCase: function (s) {
        return s.replace(/([A-Z])/g, '_$1')
    },
    ensureNotNull: function (value) {
        if (typeUtil.isNull(value) || typeUtil.isUndefined(value)) {
            return 0
        }
        return value
    },
    deepLocate: (function () {
        'use strict'
        return function innerLocate(target, arr) {
            let newArr = [];
            arr.forEach(item => {
                newArr.push(item);
                if (item.children && item.children.length > 0) {
                    newArr.push(...innerLocate(item.children))
                }
            })
            return newArr;
        }
    })(),
    getParentNodes: (function () {
        'use strict'
        return function getInnerParentNodes(currentValue, allDatas, props = {
            label: 'name',
            key: 'id',
            children: 'children'
        }) {
            let parent = [];
            (allDatas || []).forEach(item => {
                if (parent.length == 0) {
                    if (currentValue == (item[props.key] || 0)) {
                        parent.push(item);
                    } else if (item[props.children] && item[props.children].length > 0) {
                        const childArr = getInnerParentNodes(item[props.children])
                        if (childArr.length > 0) {
                            parent.push(item);
                            parent = parent.concat(childArr)
                        }
                    }
                }
            })
            return parent
        }
    })(),
}
export default pro;