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//防止多次重复点击 （函数节流）
export function throttle(fn, gapTime) {
if (gapTime == null || gapTime == undefined) {
gapTime = 1500;
}
let _lastTime = null;
return function() {
let _nowTime = new Date();
if (_nowTime - _lastTime > gapTime || !_lastTime) {
fn.apply(this, arguments); //将this和参数传给原函数
_lastTime = _nowTime;
}
};
}
export function debounce(fn, delay) {
let timeout = null;
return function () {
clearTimeout(timeout);
timeout = setTimeout(() => {
fn.apply(this, arguments);
}, delay);
};
}
// 判断时间 刚刚 五分钟以内 十分钟以内 正常时间年月日
export function dealFileTime(time) {
let result = "";
let argumentsTime = new Date(time.replace(/\-/g, "/")).getTime();
let nowTime = new Date().getTime();
let diffValue = nowTime - argumentsTime;
let minute = 1000 * 60; //把分，时，天，周，半个月，一个月用毫秒表示
let hour = minute * 60;
let day = hour * 24;
let week = day * 7;
let halfamonth = day * 15;
let month = day * 30;
if (diffValue < 0) {
return;
}
let minC = diffValue / minute; //计算时间差的分，时，天，周，月
let hourC = diffValue / hour;
let dayC = diffValue / day;
let weekC = diffValue / week;
let monthC = diffValue / month;
if (monthC >= 1 && monthC <= 3) {
result = " " + parseInt(monthC) + "月前";
} else if (weekC >= 1 && weekC <= 3) {
result = " " + parseInt(weekC) + "周前";
} else if (dayC >= 1 && dayC <= 6) {
result = " " + parseInt(dayC) + "天前";
} else if (hourC >= 1 && hourC <= 23) {
result = " " + parseInt(hourC) + "小时前";
} else if (minC >= 1 && minC <= 59) {
result = " " + parseInt(minC) + "分钟前";
} else if (diffValue >= 0 && diffValue <= minute) {
result = "刚刚";
} else {
let datetime = new Date();
datetime.setTime(time);
let Nyear = datetime.getFullYear();
let Nmonth =
datetime.getMonth() + 1 < 10
? "0" + (datetime.getMonth() + 1)
: datetime.getMonth() + 1;
let Ndate =
datetime.getDate() < 10 ? "0" + datetime.getDate() : datetime.getDate();
let Nhour =
datetime.getHours() < 10
? "0" + datetime.getHours()
: datetime.getHours();
let Nminute =
datetime.getMinutes() < 10
? "0" + datetime.getMinutes()
: datetime.getMinutes();
let Nsecond =
datetime.getSeconds() < 10
? "0" + datetime.getSeconds()
: datetime.getSeconds();
result = Nyear + "-" + Nmonth + "-" + Ndate;
}
return result;
}
/*
返回时间补0
time 时间
format 格式 yyyyMMdd HH:mm:ss, yyyyMMdd, HH:mm:ss
Symbol 分隔符号
*/
export function getFormatDate(time, format, symbol) {
format = format ? format : "yyyyMMdd HH:mm:ss";
symbol = symbol ? symbol : "";
let year = time.getFullYear();
let month =
time.getMonth() < 9 ? "0" + (time.getMonth() + 1) : time.getMonth() + 1;
let day = time.getDate() < 10 ? "0" + time.getDate() : time.getDate();
let hour = time.getHours() < 10 ? "0" + time.getHours() : time.getHours();
let minutes =
time.getMinutes() < 10 ? "0" + time.getMinutes() : time.getMinutes();
let seconds =
time.getSeconds() < 10 ? "0" + time.getSeconds() : time.getSeconds();
if (format === "yyyyMMdd HH:mm:ss") {
return symbol
? `${year}${symbol}${month}${symbol}${day} ${hour}:${minutes}:${seconds}`
: `${year}/${month}/${day} ${hour}:${minutes}:${seconds}`;
} else if (format === "yyyyMMdd") {
return symbol
? `${year}${symbol}${month}${symbol}${day}`
: `${year}/${month}/${day}`;
} else if (format === "HH:mm:ss") {
return `${hour}:${minutes}:${seconds}`;
}
}
// 返回每个月的第一天
export function getCurrentMonthFirst(date) {
date.setDate(1);
var month = parseInt(date.getMonth() + 1);
var day = date.getDate();
if (month < 10) {
month = "0" + month;
}
if (day < 10) {
day = "0" + day;
}
return date.getFullYear() + "-" + month + "-" + day;
}
// 返回每个月的最后一天
export function getCurrentMonthLast(date) {
var currentMonth = date.getMonth();
var nextMonth = ++currentMonth;
var nextMonthFirstDay = new Date(date.getFullYear(), nextMonth, 1);
var oneDay = 1000 * 60 * 60 * 24;
var lastTime = new Date(nextMonthFirstDay - oneDay);
var month = parseInt(lastTime.getMonth() + 1);
var day = lastTime.getDate();
if (month < 10) {
month = "0" + month;
}
if (day < 10) {
day = "0" + day;
}
return date.getFullYear() + "-" + month + "-" + day;
}