提交初始版本，使用vant ui库

miniprogram_npm/@vant/weapp/count-down/utils.js

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+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.isSameSecond = exports.parseFormat = exports.parseTimeData = void 0;
+function padZero(num, targetLength) {
+    if (targetLength === void 0) { targetLength = 2; }
+    var str = num + '';
+    while (str.length < targetLength) {
+        str = '0' + str;
+    }
+    return str;
+}
+var SECOND = 1000;
+var MINUTE = 60 * SECOND;
+var HOUR = 60 * MINUTE;
+var DAY = 24 * HOUR;
+function parseTimeData(time) {
+    var days = Math.floor(time / DAY);
+    var hours = Math.floor((time % DAY) / HOUR);
+    var minutes = Math.floor((time % HOUR) / MINUTE);
+    var seconds = Math.floor((time % MINUTE) / SECOND);
+    var milliseconds = Math.floor(time % SECOND);
+    return {
+        days: days,
+        hours: hours,
+        minutes: minutes,
+        seconds: seconds,
+        milliseconds: milliseconds,
+    };
+}
+exports.parseTimeData = parseTimeData;
+function parseFormat(format, timeData) {
+    var days = timeData.days;
+    var hours = timeData.hours, minutes = timeData.minutes, seconds = timeData.seconds, milliseconds = timeData.milliseconds;
+    if (format.indexOf('DD') === -1) {
+        hours += days * 24;
+    }
+    else {
+        format = format.replace('DD', padZero(days));
+    }
+    if (format.indexOf('HH') === -1) {
+        minutes += hours * 60;
+    }
+    else {
+        format = format.replace('HH', padZero(hours));
+    }
+    if (format.indexOf('mm') === -1) {
+        seconds += minutes * 60;
+    }
+    else {
+        format = format.replace('mm', padZero(minutes));
+    }
+    if (format.indexOf('ss') === -1) {
+        milliseconds += seconds * 1000;
+    }
+    else {
+        format = format.replace('ss', padZero(seconds));
+    }
+    return format.replace('SSS', padZero(milliseconds, 3));
+}
+exports.parseFormat = parseFormat;
+function isSameSecond(time1, time2) {
+    return Math.floor(time1 / 1000) === Math.floor(time2 / 1000);
+}
+exports.isSameSecond = isSameSecond;