time-zone-conversion
Version:
time-zone-conversion
107 lines • 4.31 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.formatDate = void 0;
/**
* @param dateTime
* @returns
*/
var dateTimeFormatter = function (dateTime) {
var _dateTime;
// 由于浏览器之间的差异与不一致性，强烈不推荐使用Date构造函数来解析日期字符串 (或使用与其等价的Date.parse)
if (typeof dateTime === "string") {
var regexFormats = [
/^\d{4}-\d{2}-\d{2}\s+\d{2}:\d{2}:\d{2}$/,
/^\d{4}\/\d{2}\/\d{2}\s+\d{2}:\d{2}:\d{2}$/,
/^\d{2}-\d{2}-\d{4}\s+\d{2}:\d{2}:\d{2}$/,
/^\d{2}\/\d{2}\/\d{4}\s+\d{2}:\d{2}:\d{2}$/,
/^\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}Z$/,
/^\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}(\.\d+)?Z$/, // ISO 8601 with milliseconds: YYYY-MM-DDThh:mm:ss.sssZ
];
var index = regexFormats.findIndex(function (regex) { return regex.exec(dateTime) !== null; });
if (index > -1) {
var _a = regexFormats[index].exec(dateTime), year = _a[0], month = _a[1], day = _a[2], hours = _a[3], minutes = _a[4], seconds = _a[5];
if (index <= 3) {
_dateTime = new Date(Number(year), Number(month) - 1, Number(day), Number(hours), Number(minutes), Number(seconds));
}
else {
_dateTime = new Date(Date.parse(dateTime));
}
}
else {
throw new Error("Invalid date format");
}
}
else if (typeof dateTime === "number") {
_dateTime = new Date(dateTime);
}
else {
_dateTime = dateTime;
}
return _dateTime;
};
/**
* 格式化时间
* 调用formatDate(strDate, 'yyyy-MM-dd');
* @param strDate（中国标准时间、时间戳等）
* @param strFormat（返回格式）
*/
var formatDate = function (strDate, strFormat) {
if (!strDate) {
return;
}
if (!strFormat) {
strFormat = "yyyy-MM-dd";
}
switch (typeof strDate) {
case "string":
strDate = new Date(strDate.replace(/-/, "/"));
break;
case "number":
strDate = new Date(strDate);
break;
}
if (strDate instanceof Date) {
var dict_1 = {
yyyy: strDate.getFullYear(),
M: strDate.getMonth() + 1,
d: strDate.getDate(),
H: strDate.getHours(),
m: strDate.getMinutes(),
s: strDate.getSeconds(),
MM: ("" + (strDate.getMonth() + 101)).substr(1),
dd: ("" + (strDate.getDate() + 100)).substr(1),
HH: ("" + (strDate.getHours() + 100)).substr(1),
mm: ("" + (strDate.getMinutes() + 100)).substr(1),
ss: ("" + (strDate.getSeconds() + 100)).substr(1),
};
return strFormat.replace(/(yyyy|MM?|dd?|HH?|mm?|ss?)/g, function () {
return dict_1[arguments[0]];
});
}
};
exports.formatDate = formatDate;
/**
* 日期时间的时区转换
* @param {string|number|Date} dateTime 日期时间
* @param {string} [sourceZone="GMT+0"] sourceZone 待转换时间的时区，仅支持GMT(默认东八区)
* @param {string} [targetZone="GMT+0"] targetZone 目标时区，仅支持GMT(默认零时区)
* @param {string} [strFormat="YYYY-MM-DD hh:mm:ss"] strFormat 返回值序列化格式
* @returns {string}
*/
var timeZoneParse = function (dateTime, sourceZone, targetZone, strFormat) {
if (targetZone === void 0) { targetZone = "GMT+0"; }
if (strFormat === void 0) { strFormat = "YYYY-MM-DD hh:mm:ss"; }
if (!sourceZone.includes("GMT") || !targetZone.includes("GMT")) {
throw new Error("SourceZone or targetZone only the GMT time zone format is supported, example 'GMT+8'");
}
var _dateTime = dateTimeFormatter(dateTime);
var sourceOffset = parseInt(sourceZone.replace("GMT", "")) * 60;
var targetOffset = parseInt(targetZone.replace("GMT", "")) * 60;
// 根据源时区偏移量调整时间
var sourceTime = new Date(_dateTime.getTime() + sourceOffset * 60000);
// 根据目标时区偏移量调整时间
var targetTime = new Date(sourceTime.getTime() - targetOffset * 60000);
return (0, exports.formatDate)(targetTime, strFormat);
};
exports.default = timeZoneParse;
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