114 lines
4.2 KiB
TypeScript
114 lines
4.2 KiB
TypeScript
import type { ChatMessage } from '@/lib/api';
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import { isVideoNoteFileName } from '@/lib/chat-media';
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import { emojiIdToNative, resolveNativeEmojiContent } from '@/lib/emoji-native-map';
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export const QUICK_REACTIONS = ['👍', '❤️', '😂', '😮', '😢', '🙏', '🔥', '👏'] as const;
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export interface ForwardedFromMeta {
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messageId: string;
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roomId: string;
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senderId: string;
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senderName: string;
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type: string;
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content?: string;
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}
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export function parseForwardedFrom(metadataJson?: string): ForwardedFromMeta | null {
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if (!metadataJson) return null;
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try {
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const meta = JSON.parse(metadataJson) as { forwardedFrom?: ForwardedFromMeta };
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const forwarded = meta.forwardedFrom;
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return forwarded?.messageId ? forwarded : null;
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} catch {
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return null;
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}
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}
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export function getMessageCopyText(message: ChatMessage, visibleText?: string) {
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if (message.isDeleted) return '';
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if (visibleText?.trim()) return resolveNativeEmojiContent(visibleText.trim());
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if (message.content?.trim()) {
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if (message.type === 'EMOJI') {
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return emojiIdToNative(message.content.trim()) ?? message.content.trim();
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}
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return resolveNativeEmojiContent(message.content.trim());
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}
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if (message.type === 'POLL' && message.poll) return message.poll.question;
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return '';
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}
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function looksLikeEncryptedPayload(content?: string | null) {
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if (!content?.trim().startsWith('{')) return false;
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try {
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const parsed = JSON.parse(content) as { v?: unknown; ciphertext?: unknown; kind?: unknown };
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return typeof parsed === 'object' && parsed !== null && ('v' in parsed || 'ciphertext' in parsed || 'kind' in parsed);
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} catch {
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return false;
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}
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}
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export function getMessagePreviewText(message: ChatMessage, visibleText?: string) {
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if (message.type === 'SYSTEM') {
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return resolveNativeEmojiContent(message.content?.trim() ?? 'Системное сообщение');
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}
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if (message.type === 'POLL' && message.poll) {
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return `📊 Опрос: ${message.poll.question}`;
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}
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const text = getMessageCopyText(message, visibleText);
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if (text && !looksLikeEncryptedPayload(text)) return text;
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if (message.type === 'IMAGE') return '📷 Фото';
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if (message.type === 'VIDEO') return '🎬 Видео';
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if (message.type === 'VIDEO_NOTE') return '⭕ Кружок';
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if (message.type === 'VIDEO' || message.type === 'FILE') {
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const meta = message.metadataJson ? (() => {
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try {
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return JSON.parse(message.metadataJson) as { fileName?: string; videoNote?: boolean };
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} catch {
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return {};
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}
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})() : {};
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if (meta.videoNote || isVideoNoteFileName(meta.fileName || message.content)) return '⭕ Кружок';
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}
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if (message.type === 'LOCATION') return '📍 Геопозиция';
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if (message.type === 'VOICE') return '🎤 Голосовое';
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if (message.type === 'AUDIO') return '🎵 Аудио';
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if (message.type === 'FILE') return '📄 Файл';
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if (message.isEncrypted) return '🔒 Зашифрованное сообщение';
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return 'Сообщение';
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}
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export function getChatListPreviewText(message?: ChatMessage | null, fallback = '') {
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if (!message || message.isDeleted) return fallback;
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return getMessagePreviewText(message);
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}
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export function isSystemMessage(message: ChatMessage) {
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return message.type === 'SYSTEM';
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}
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export function isSelectableMessage(message: ChatMessage) {
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return !message.isDeleted && !isSystemMessage(message);
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}
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export function isChatInteractiveTarget(target: EventTarget | null) {
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if (!(target instanceof HTMLElement)) return false;
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return Boolean(
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target.closest('button, a, input, textarea, select, label, [contenteditable="true"], [data-chat-interactive="true"]')
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);
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}
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export function canEditMessage(message: ChatMessage, userId?: string, isE2E?: boolean) {
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return (
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Boolean(userId && message.senderId === userId) &&
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!message.isDeleted &&
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!isSystemMessage(message) &&
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!message.isEncrypted &&
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!isE2E &&
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(message.type === 'TEXT' || message.type === 'EMOJI')
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);
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}
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export function canDeleteMessage(message: ChatMessage, userId?: string) {
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return Boolean(userId && message.senderId === userId && !message.isDeleted && !isSystemMessage(message));
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}
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