Copy timezone.js from dayjs

server/modules/dayjs/plugins/timezone.d.ts

@@ -0,0 +1,20 @@
+import { PluginFunc, ConfigType } from 'dayjs'
+
+declare const plugin: PluginFunc
+export = plugin
+
+declare module 'dayjs' {
+  interface Dayjs {
+    tz(timezone?: string, keepLocalTime?: boolean): Dayjs
+    offsetName(type?: 'short' | 'long'): string | undefined
+  }
+
+  interface DayjsTimezone {
+    (date: ConfigType, timezone?: string): Dayjs
+    (date: ConfigType, format: string, timezone?: string): Dayjs
+    guess(): string
+    setDefault(timezone?: string): void
+  }
+
+  const tz: DayjsTimezone
+}

server/modules/dayjs/plugins/timezone.js

@@ -0,0 +1,111 @@
+/**
+ * Copy from node_modules/dayjs/plugin/timezone.js
+ * Try to fix https://github.com/louislam/uptime-kuma/issues/2318
+ * Source: https://github.com/iamkun/dayjs/tree/dev/src/plugin/utc
+ * License: MIT
+ */
+!function (t, e) {
+    typeof exports == "object" && typeof module != "undefined" ? module.exports = e() : typeof define == "function" && define.amd ? define(e) : (t = typeof globalThis != "undefined" ? globalThis : t || self).dayjs_plugin_timezone = e();
+}(this, (function () {
+    "use strict";
+    let t = {
+        year: 0,
+        month: 1,
+        day: 2,
+        hour: 3,
+        minute: 4,
+        second: 5
+    };
+    let e = {};
+    return function (n, i, o) {
+        let r;
+        let a = function (t, n, i) {
+            void 0 === i && (i = {});
+            let o = new Date(t);
+            let r = function (t, n) {
+                void 0 === n && (n = {});
+                let i = n.timeZoneName || "short";
+                let o = t + "|" + i;
+                let r = e[o];
+                return r || (r = new Intl.DateTimeFormat("en-US", {
+                    hour12: !1,
+                    timeZone: t,
+                    year: "numeric",
+                    month: "2-digit",
+                    day: "2-digit",
+                    hour: "2-digit",
+                    minute: "2-digit",
+                    second: "2-digit",
+                    timeZoneName: i
+                }), e[o] = r), r;
+            }(n, i);
+            return r.formatToParts(o);
+        };
+        let u = function (e, n) {
+            for (var i = a(e, n), r = [], u = 0; u < i.length; u += 1) {
+                let f = i[u];
+                let s = f.type;
+                let m = f.value;
+                let c = t[s];
+                c >= 0 && (r[c] = parseInt(m, 10));
+            }
+            let d = r[3];
+            let l = d === 24 ? 0 : d;
+            let v = r[0] + "-" + r[1] + "-" + r[2] + " " + l + ":" + r[4] + ":" + r[5] + ":000";
+            let h = +e;
+            return (o.utc(v).valueOf() - (h -= h % 1e3)) / 6e4;
+        };
+        let f = i.prototype;
+        f.tz = function (t, e) {
+            void 0 === t && (t = r);
+            let n = this.utcOffset();
+            let i = this.toDate();
+            let a = i.toLocaleString("en-US", { timeZone: t });
+            let u = Math.round((i - new Date(a)) / 1e3 / 60);
+            let f = o(a).$set("millisecond", this.$ms).utcOffset(15 * -Math.round(i.getTimezoneOffset() / 15) - u, !0);
+            if (e) {
+                let s = f.utcOffset();
+                f = f.add(n - s, "minute");
+            }
+            return f.$x.$timezone = t, f;
+        }, f.offsetName = function (t) {
+            let e = this.$x.$timezone || o.tz.guess();
+            let n = a(this.valueOf(), e, { timeZoneName: t }).find((function (t) {
+                return t.type.toLowerCase() === "timezonename";
+            }));
+            return n && n.value;
+        };
+        let s = f.startOf;
+        f.startOf = function (t, e) {
+            if (!this.$x || !this.$x.$timezone) {
+                return s.call(this, t, e);
+            }
+            let n = o(this.format("YYYY-MM-DD HH:mm:ss:SSS"));
+            return s.call(n, t, e).tz(this.$x.$timezone, !0);
+        }, o.tz = function (t, e, n) {
+            let i = n && e;
+            let a = n || e || r;
+            let f = u(+o(), a);
+            if (typeof t != "string") {
+                return o(t).tz(a);
+            }
+            let s = function (t, e, n) {
+                let i = t - 60 * e * 1e3;
+                let o = u(i, n);
+                if (e === o) {
+                    return [ i, e ];
+                }
+                let r = u(i -= 60 * (o - e) * 1e3, n);
+                return o === r ? [ i, o ] : [ t - 60 * Math.min(o, r) * 1e3, Math.max(o, r) ];
+            }(o.utc(t, i).valueOf(), f, a);
+            let m = s[0];
+            let c = s[1];
+            let d = o(m).utcOffset(c);
+            return d.$x.$timezone = a, d;
+        }, o.tz.guess = function () {
+            return Intl.DateTimeFormat().resolvedOptions().timeZone;
+        }, o.tz.setDefault = function (t) {
+            r = t;
+        };
+    };
+}));