2025-04-04 13:05:44 +02:00

116 lines
4.0 KiB
TypeScript

import type { ApiMessage } from '../../../api/types';
import type { IAlbum } from '../../../types';
import { isActionMessage } from '../../../global/helpers';
import { getDayStartAt } from '../../../util/dates/dateFormat';
type SenderGroup = (ApiMessage | IAlbum)[];
const GROUP_INTERVAL_SECONDS = 600; // 10 minutes
export type MessageDateGroup = {
originalDate: number;
datetime: number;
senderGroups: SenderGroup[];
};
export function isAlbum(messageOrAlbum: ApiMessage | IAlbum): messageOrAlbum is IAlbum {
return 'albumId' in messageOrAlbum;
}
export function groupMessages(
messages: ApiMessage[], firstUnreadId?: number, topMessageId?: number, isChatWithSelf?: boolean,
) {
const initDateGroup: MessageDateGroup = {
originalDate: messages[0].date,
datetime: getDayStartAt(messages[0].date * 1000),
senderGroups: [[]],
};
let currentAlbum: IAlbum | undefined;
const dateGroups: MessageDateGroup[] = [initDateGroup];
messages.forEach((message, index) => {
const currentDateGroup = dateGroups[dateGroups.length - 1];
const currentSenderGroup = currentDateGroup.senderGroups[currentDateGroup.senderGroups.length - 1];
if (message.isInAlbum) {
if (!currentAlbum) {
currentAlbum = {
albumId: message.groupedId!,
messages: [message],
mainMessage: message,
hasMultipleCaptions: false,
} satisfies IAlbum;
} else {
currentAlbum.messages.push(message);
if (message.hasComments) {
currentAlbum.commentsMessage = message;
}
if (message.content.text && !currentAlbum.hasMultipleCaptions) {
if (currentAlbum.captionMessage) {
currentAlbum.hasMultipleCaptions = true;
currentAlbum.captionMessage = undefined;
} else {
currentAlbum.captionMessage = message;
}
}
}
} else if ((message.content.paidMedia?.extendedMedia.length || 0) > 1) {
currentSenderGroup.push({
albumId: `paid-${message.id}`,
messages: [message],
mainMessage: message,
hasMultipleCaptions: false,
isPaidMedia: true,
} satisfies IAlbum);
} else {
currentSenderGroup.push(message);
}
const nextMessage = messages[index + 1];
if (
currentAlbum
&& (!nextMessage || !nextMessage.groupedId || nextMessage.groupedId !== currentAlbum.albumId)
) {
currentSenderGroup.push(currentAlbum);
currentAlbum = undefined;
}
const lastMessageInSenderGroup = currentSenderGroup[currentSenderGroup.length - 1];
if (nextMessage && !currentAlbum) {
const nextMessageDayStartsAt = getDayStartAt(nextMessage.date * 1000);
if (currentDateGroup.datetime !== nextMessageDayStartsAt) {
const newDateGroup: MessageDateGroup = {
originalDate: nextMessage.date,
datetime: nextMessageDayStartsAt,
senderGroups: [[]],
};
dateGroups.push(newDateGroup);
} else if (
nextMessage.id === firstUnreadId
|| message.senderId !== nextMessage.senderId
|| message.paidMessageStars
|| message.isOutgoing !== nextMessage.isOutgoing
|| message.postAuthorTitle !== nextMessage.postAuthorTitle
|| (isActionMessage(message) && message.content.action?.type !== 'phoneCall')
|| (isActionMessage(nextMessage) && nextMessage.content.action?.type !== 'phoneCall')
|| message.inlineButtons
|| nextMessage.inlineButtons
|| (nextMessage.date - message.date) > GROUP_INTERVAL_SECONDS
|| (topMessageId
&& (message.id === topMessageId
|| (lastMessageInSenderGroup
&& 'mainMessage' in lastMessageInSenderGroup
&& lastMessageInSenderGroup.mainMessage?.id === topMessageId))
&& nextMessage.id !== topMessageId)
|| (isChatWithSelf && message.forwardInfo?.fromId !== nextMessage.forwardInfo?.fromId)
) {
currentDateGroup.senderGroups.push([]);
}
}
});
return dateGroups;
}