TelegramPWA/src/api/gramjs/helpers.ts
2021-05-01 14:45:36 +03:00

35 lines
1.1 KiB
TypeScript

import { Api as GramJs } from '../../lib/gramjs';
import localDb from './localDb';
import { getApiChatIdFromMtpPeer } from './apiBuilders/chats';
export function resolveMessageApiChatId(mtpMessage: GramJs.TypeMessage) {
if (!(mtpMessage instanceof GramJs.Message || mtpMessage instanceof GramJs.MessageService)) {
return undefined;
}
return getApiChatIdFromMtpPeer(mtpMessage.peerId);
}
export function addMessageToLocalDb(message: GramJs.Message | GramJs.MessageService) {
const messageFullId = `${resolveMessageApiChatId(message)}-${message.id}`;
localDb.messages[messageFullId] = message;
if (
message instanceof GramJs.Message
&& message.media instanceof GramJs.MessageMediaDocument
&& message.media.document instanceof GramJs.Document
) {
localDb.documents[String(message.media.document.id)] = message.media.document;
}
if (message instanceof GramJs.MessageService && 'photo' in message.action) {
addPhotoToLocalDb(message.action.photo);
}
}
export function addPhotoToLocalDb(photo: GramJs.TypePhoto) {
if (photo instanceof GramJs.Photo) {
localDb.photos[String(photo.id)] = photo;
}
}