pandora/web/src/utils.ts

121 lines
3.9 KiB
TypeScript

import type { Message, MessageWithTime } from "./types";
/**
* Format timestamps (supports Unix epoch seconds/ms, strings and ISO dates)
* @param {string|number|Date} dateVal
* @returns {string} Formatted HH:MM AM/PM string
*/
export function formatTime(dateVal: string | number | Date): string {
if (!dateVal) return '';
let date: Date;
if (typeof dateVal === 'number') {
date = new Date(dateVal < 10000000000 ? dateVal * 1000 : dateVal);
} else if (typeof dateVal === 'string' && /^\d+$/.test(dateVal)) {
const num = parseInt(dateVal, 10);
date = new Date(num < 10000000000 ? num * 1000 : num);
} else {
date = new Date(dateVal);
}
let hours = date.getHours();
const minutes = date.getMinutes();
const ampm = hours >= 12 ? 'PM' : 'AM';
hours = hours % 12;
hours = hours ? hours : 12;
const minutesStr = minutes < 10 ? '0' + minutes : String(minutes);
return `${hours}:${minutesStr} ${ampm}`;
}
/**
* Adjust outgoing messages backdated behind incoming messages due to clock drift.
* Uses a 30-second sliding bubble-sort window.
* @param {Array} messages List of raw messages from WAHA
* @returns {Array} Compensated chronological message array
*/
export function compensateMessageOrdering(messages: Message[]): Message[] {
if (!Array.isArray(messages)) return [];
// convert to ms
const msgs: MessageWithTime[] = messages.map(m => {
let t: number;
if (typeof m.timestamp === 'number') {
t = m.timestamp < 10000000000 ? m.timestamp * 1000 : m.timestamp;
} else {
t = new Date(m.timestamp).getTime();
}
return { ...m, _time: t };
});
msgs.sort((a, b) => a._time - b._time);
let changed = true;
while (changed) {
changed = false;
for (let i = 0; i < msgs.length - 1; i++) {
const current = msgs[i];
const next = msgs[i + 1];
const timeDiff = next._time - current._time;
// swap if outgoing message is sorted before incoming message within 30-sec window
if (current.fromMe && !next.fromMe && timeDiff >= 0 && timeDiff <= 30000) {
msgs[i] = next;
msgs[i + 1] = current;
// advance the outgoing message timestamp to exactly 1 sec after the incoming
current._time = next._time + 1000;
if (typeof current.timestamp === 'number') {
current.timestamp = Math.floor(current._time / 1000);
} else {
current.timestamp = new Date(current._time).toISOString();
}
changed = true;
}
}
}
// clean temp property
return msgs.map(({ _time, ...m }) => m);
}
export function getBase64(file: File): Promise<string> {
return new Promise((resolve, reject) => {
const reader = new FileReader();
reader.onload = () => {
resolve((reader.result as string).split(",")[1]);
};
reader.onerror = (e) => {
console.error("Error", e);
reject(e);
};
reader.onabort = () => {
reject(new Error("Aborted"));
};
reader.readAsDataURL(file);
});
}
/**
* Normalize a WhatsApp ID (chatId, messageId, etc.) to its string representation
* @param {string|object} raw
* @returns {string|null}
*/
export function normalizeId(raw: string | { _serialized?: string; user?: string } | null | undefined): string | null {
if (!raw) return null;
if (typeof raw === 'object') {
return raw._serialized || raw.user || JSON.stringify(raw);
}
return raw;
}
export function debounce(func: () => void, delay: number): () => void {
let timeoutId: ReturnType<typeof setTimeout>;
return function() {
clearTimeout(timeoutId);
timeoutId = setTimeout(func, delay);
};
}