Files
fluxer/fluxer_app/src/records/MessageRecord.tsx
2026-02-17 12:22:36 +00:00

558 lines
18 KiB
TypeScript

/*
* Copyright (C) 2026 Fluxer Contributors
*
* This file is part of Fluxer.
*
* Fluxer is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Fluxer is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Fluxer. If not, see <https://www.gnu.org/licenses/>.
*/
import {UserRecord} from '@app/records/UserRecord';
import AuthenticationStore from '@app/stores/AuthenticationStore';
import ChannelStore from '@app/stores/ChannelStore';
import GuildMemberStore from '@app/stores/GuildMemberStore';
import GuildStore from '@app/stores/GuildStore';
import RelationshipStore from '@app/stores/RelationshipStore';
import RuntimeConfigStore from '@app/stores/RuntimeConfigStore';
import UserStore from '@app/stores/UserStore';
import * as GiftCodeUtils from '@app/utils/GiftCodeUtils';
import * as InviteUtils from '@app/utils/InviteUtils';
import {emojiEquals} from '@app/utils/ReactionUtils';
import * as ThemeUtils from '@app/utils/ThemeUtils';
import {MessageFlags, MessageStates, MessageTypes} from '@fluxer/constants/src/ChannelConstants';
import type {MessageEmbed} from '@fluxer/schema/src/domains/message/EmbedSchemas';
import type {
AllowedMentions,
ChannelMention,
Message,
MessageAttachment,
MessageCall,
MessageReaction,
MessageReference,
MessageSnapshot,
MessageStickerItem,
ReactionEmoji,
} from '@fluxer/schema/src/domains/message/MessageResponseSchemas';
interface TransformedMessageCall {
participants: ReadonlyArray<string>;
endedTimestamp: Date | null;
}
function transformMessageCall(call?: MessageCall | null): TransformedMessageCall | null {
if (call != null) {
return {
participants: call.participants,
endedTimestamp: call.ended_timestamp != null ? new Date(call.ended_timestamp) : null,
};
}
return null;
}
let embedIdCounter = 0;
const generateEmbedId = (): string => {
return `embed_${embedIdCounter++}`;
};
const areEmbedsEqual = (embed1: MessageEmbed, embed2: MessageEmbed): boolean => {
const {id: _id1, ...embed1WithoutId} = embed1;
const {id: _id2, ...embed2WithoutId} = embed2;
return JSON.stringify(embed1WithoutId) === JSON.stringify(embed2WithoutId);
};
const embedCache: Array<{embed: MessageEmbed; id: string}> = [];
const getOrCreateEmbedId = (embed: Omit<MessageEmbed, 'id'>): string => {
const existingEmbed = embedCache.find((cached) => areEmbedsEqual(cached.embed, embed as MessageEmbed));
if (existingEmbed) {
return existingEmbed.id;
}
const newId = generateEmbedId();
embedCache.push({
embed: {...embed, id: newId} as MessageEmbed,
id: newId,
});
return newId;
};
interface MessageRecordOptions {
skipUserCache?: boolean;
instanceId?: string;
}
export class MessageRecord {
readonly instanceId: string;
readonly id: string;
readonly channelId: string;
readonly guildId?: string;
readonly author: UserRecord;
readonly webhookId?: string;
readonly type: number;
readonly flags: number;
readonly pinned: boolean;
readonly mentionEveryone: boolean;
readonly content: string;
readonly timestamp: Date;
readonly editedTimestamp: Date | null;
readonly mentions: ReadonlyArray<UserRecord>;
readonly mentionRoles: ReadonlyArray<string>;
readonly mentionChannels: ReadonlyArray<ChannelMention>;
readonly embeds: ReadonlyArray<MessageEmbed>;
readonly attachments: ReadonlyArray<MessageAttachment>;
readonly stickerItems: ReadonlyArray<MessageStickerItem>;
readonly reactions: ReadonlyArray<MessageReaction>;
readonly messageReference?: MessageReference;
readonly referencedMessage?: MessageRecord | null;
readonly messageSnapshots?: ReadonlyArray<MessageSnapshot>;
readonly call: TransformedMessageCall | null;
readonly state: string;
readonly nonce?: string;
readonly blocked: boolean;
readonly loggingName?: string;
readonly invites: ReadonlyArray<string>;
readonly gifts: ReadonlyArray<string>;
readonly themes: ReadonlyArray<string>;
readonly _allowedMentions?: AllowedMentions;
readonly _favoriteMemeId?: string;
readonly stickers?: ReadonlyArray<MessageStickerItem>;
constructor(message: Message, options?: MessageRecordOptions) {
this.instanceId = options?.instanceId ?? RuntimeConfigStore.localInstanceDomain;
const shouldCacheAuthor = !message.webhook_id;
if (!options?.skipUserCache) {
const authorsToCache = [...(shouldCacheAuthor ? [message.author] : []), ...(message.mentions ?? [])].filter(
Boolean,
);
if (authorsToCache.length > 0) {
UserStore.cacheUsers(authorsToCache);
}
}
const isBlocked = RelationshipStore.isBlocked(message.author.id);
if (message.webhook_id) {
this.author = new UserRecord(message.author, {instanceId: this.instanceId});
} else {
this.author =
UserStore.getUser(message.author.id) || new UserRecord(message.author, {instanceId: this.instanceId});
}
this.id = message.id;
this.channelId = message.channel_id;
this.guildId = message.guild_id;
this.webhookId = message.webhook_id;
this.type = message.type;
this.flags = message.flags;
this.pinned = message.pinned;
this.mentionEveryone = message.mention_everyone;
this.content = message.content;
this.timestamp = new Date(message.timestamp);
this.editedTimestamp = message.edited_timestamp ? new Date(message.edited_timestamp) : null;
this.state = message.state ?? MessageStates.SENT;
this.nonce = message.nonce;
this.blocked = message.blocked ?? isBlocked;
this.loggingName = message.loggingName;
this.mentions = Object.freeze((message.mentions ?? []).map((user) => new UserRecord(user)));
this.mentionRoles = Object.freeze(message.mention_roles ?? []);
this.mentionChannels = Object.freeze(message.mention_channels ?? []);
this.embeds = Object.freeze(
(message.embeds ?? []).map((embed) => ({
...embed,
id: getOrCreateEmbedId(embed),
})),
);
this.attachments = Object.freeze(message.attachments ?? []);
this.stickerItems = Object.freeze(message.stickers ?? []);
this.reactions = Object.freeze(message.reactions ?? []);
this.messageReference = message.message_reference;
this.referencedMessage = message.referenced_message
? new MessageRecord(message.referenced_message, {skipUserCache: true})
: undefined;
this.messageSnapshots = message.message_snapshots ? Object.freeze(message.message_snapshots) : undefined;
this.call = transformMessageCall(message.call);
this.invites = Object.freeze(InviteUtils.findInvites(message.content));
this.gifts = Object.freeze(GiftCodeUtils.findGifts(message.content));
this.themes = Object.freeze(ThemeUtils.findThemes(message.content));
this._allowedMentions = message._allowedMentions;
this._favoriteMemeId = message._favoriteMemeId;
this.stickers = message.stickers ? Object.freeze(message.stickers) : undefined;
}
hasFlag(flag: number): boolean {
return (this.flags & flag) === flag;
}
get suppressEmbeds(): boolean {
return this.hasFlag(MessageFlags.SUPPRESS_EMBEDS);
}
get suppressNotifications(): boolean {
return this.hasFlag(MessageFlags.SUPPRESS_NOTIFICATIONS);
}
get isSilent(): boolean {
return this.hasFlag(MessageFlags.SUPPRESS_NOTIFICATIONS);
}
isUserMessage(): boolean {
return (
this.type === MessageTypes.DEFAULT || this.type === MessageTypes.REPLY || this.type === MessageTypes.CLIENT_SYSTEM
);
}
isClientSystemMessage(): boolean {
return this.type === MessageTypes.CLIENT_SYSTEM;
}
isSystemMessage(): boolean {
return !this.isUserMessage();
}
isAuthor(userId?: string | null): boolean {
return userId != null && this.author.id === userId;
}
isCurrentUserAuthor(): boolean {
return this.isAuthor(AuthenticationStore.currentUserId);
}
isMentioned(): boolean {
return messageMentionsCurrentUser(this.toJSON());
}
get isSending(): boolean {
return this.state === MessageStates.SENDING;
}
get isSent(): boolean {
return this.state === MessageStates.SENT;
}
get hasFailed(): boolean {
return this.state === MessageStates.FAILED;
}
get isEditing(): boolean {
return this.state === MessageStates.EDITING;
}
withUpdates(updates: Partial<Message>): MessageRecord {
return new MessageRecord(
{
id: this.id,
channel_id: this.channelId,
guild_id: updates.guild_id ?? this.guildId,
author: updates.author ?? this.author.toJSON(),
webhook_id: updates.webhook_id ?? this.webhookId,
type: updates.type ?? this.type,
flags: updates.flags ?? this.flags,
pinned: updates.pinned ?? this.pinned,
mention_everyone: 'mention_everyone' in updates ? (updates.mention_everyone ?? false) : this.mentionEveryone,
content: updates.content ?? this.content,
timestamp: this.timestamp.toISOString(),
edited_timestamp: updates.edited_timestamp ?? this.editedTimestamp?.toISOString(),
mentions: 'mentions' in updates ? updates.mentions : this.mentions.map((m) => m.toJSON()),
mention_roles: 'mention_roles' in updates ? updates.mention_roles : this.mentionRoles,
mention_channels: updates.mention_channels ?? this.mentionChannels,
embeds: updates.embeds ?? this.embeds,
attachments: updates.attachments ?? this.attachments,
stickers: updates.stickers ?? this.stickerItems,
reactions: updates.reactions ?? this.reactions,
message_reference: updates.message_reference ?? this.messageReference,
referenced_message: updates.referenced_message ?? this.referencedMessage?.toJSON(),
message_snapshots: updates.message_snapshots ?? this.messageSnapshots,
call: updates.call ?? this.call,
state: updates.state ?? this.state,
nonce: updates.nonce ?? this.nonce,
blocked: updates.blocked ?? this.blocked,
loggingName: updates.loggingName ?? this.loggingName,
},
{skipUserCache: true, instanceId: this.instanceId},
);
}
withReaction(emoji: ReactionEmoji, add = true, me = false): MessageRecord {
const existingReaction = this.getReaction(emoji);
if (!existingReaction && !add) {
return this;
}
let newReactions: Array<MessageReaction>;
if (existingReaction) {
if (add) {
newReactions = this.reactions.map((reaction) =>
emojiEquals(reaction.emoji, emoji)
? {
...reaction,
count: me && reaction.me ? reaction.count : reaction.count + 1,
me: me || reaction.me ? true : undefined,
}
: reaction,
);
} else {
const updatedCount = existingReaction.count - (me && !existingReaction.me ? 0 : 1);
if (updatedCount <= 0) {
newReactions = this.reactions.filter((reaction) => !emojiEquals(reaction.emoji, emoji));
} else {
newReactions = this.reactions.map((reaction) =>
emojiEquals(reaction.emoji, emoji)
? {
...reaction,
count: updatedCount,
me: me ? undefined : reaction.me,
}
: reaction,
);
}
}
} else {
newReactions = [
...this.reactions,
{
emoji,
count: 1,
me: me ? true : undefined,
},
];
}
return this.withUpdates({reactions: newReactions});
}
withoutReactionEmoji(emoji: ReactionEmoji): MessageRecord {
return this.withUpdates({
reactions: this.reactions.filter((reaction) => !emojiEquals(reaction.emoji, emoji)),
});
}
getReaction(emoji: ReactionEmoji): MessageReaction | undefined {
return this.reactions.find((r) => emojiEquals(r.emoji, emoji));
}
equals(other: MessageRecord): boolean {
if (this === other) return true;
if (this.instanceId !== other.instanceId) return false;
if (this.id !== other.id) return false;
if (this.channelId !== other.channelId) return false;
if (this.guildId !== other.guildId) return false;
if (this.type !== other.type) return false;
if (this.flags !== other.flags) return false;
if (this.pinned !== other.pinned) return false;
if (this.mentionEveryone !== other.mentionEveryone) return false;
if (this.content !== other.content) return false;
if (this.state !== other.state) return false;
if (this.nonce !== other.nonce) return false;
if (this.blocked !== other.blocked) return false;
if (this.webhookId !== other.webhookId) return false;
if (this.loggingName !== other.loggingName) return false;
if (this.timestamp.getTime() !== other.timestamp.getTime()) return false;
if (this.editedTimestamp?.getTime() !== other.editedTimestamp?.getTime()) return false;
if (!this.author.equals(other.author)) return false;
if (this.mentions.length !== other.mentions.length) return false;
if (this.mentionRoles.length !== other.mentionRoles.length) return false;
if (this.mentionChannels.length !== other.mentionChannels.length) return false;
if (this.embeds.length !== other.embeds.length) return false;
if (this.attachments.length !== other.attachments.length) return false;
if (this.stickerItems.length !== other.stickerItems.length) return false;
if (this.reactions.length !== other.reactions.length) return false;
if (this.invites.length !== other.invites.length) return false;
if (this.gifts.length !== other.gifts.length) return false;
if (this.themes.length !== other.themes.length) return false;
for (let i = 0; i < this.mentions.length; i++) {
if (!this.mentions[i].equals(other.mentions[i])) return false;
}
for (let i = 0; i < this.mentionRoles.length; i++) {
if (this.mentionRoles[i] !== other.mentionRoles[i]) return false;
}
if (this.mentionChannels.length > 0) {
for (let i = 0; i < this.mentionChannels.length; i++) {
if (JSON.stringify(this.mentionChannels[i]) !== JSON.stringify(other.mentionChannels[i])) {
return false;
}
}
}
for (let i = 0; i < this.embeds.length; i++) {
if (this.embeds[i].id !== other.embeds[i].id) return false;
}
for (let i = 0; i < this.attachments.length; i++) {
const a1 = this.attachments[i];
const a2 = other.attachments[i];
if (
a1.id !== a2.id ||
a1.filename !== a2.filename ||
a1.size !== a2.size ||
a1.url !== a2.url ||
a1.proxy_url !== a2.proxy_url ||
a1.width !== a2.width ||
a1.height !== a2.height ||
a1.content_type !== a2.content_type ||
a1.flags !== a2.flags
) {
return false;
}
}
for (let i = 0; i < this.stickerItems.length; i++) {
const s1 = this.stickerItems[i];
const s2 = other.stickerItems[i];
if (s1.id !== s2.id || s1.name !== s2.name || s1.animated !== s2.animated) {
return false;
}
}
for (let i = 0; i < this.reactions.length; i++) {
const r1 = this.reactions[i];
const r2 = other.reactions[i];
if (!emojiEquals(r1.emoji, r2.emoji) || r1.count !== r2.count || r1.me !== r2.me || r1.me_burst !== r2.me_burst) {
return false;
}
}
for (let i = 0; i < this.invites.length; i++) {
if (this.invites[i] !== other.invites[i]) return false;
}
for (let i = 0; i < this.gifts.length; i++) {
if (this.gifts[i] !== other.gifts[i]) return false;
}
for (let i = 0; i < this.themes.length; i++) {
if (this.themes[i] !== other.themes[i]) return false;
}
if (this.messageReference !== other.messageReference) {
if (!this.messageReference || !other.messageReference) return false;
if (
this.messageReference.message_id !== other.messageReference.message_id ||
this.messageReference.channel_id !== other.messageReference.channel_id ||
this.messageReference.guild_id !== other.messageReference.guild_id ||
this.messageReference.type !== other.messageReference.type
) {
return false;
}
}
if (this.referencedMessage !== other.referencedMessage) {
if (!this.referencedMessage || !other.referencedMessage) return false;
if (!this.referencedMessage.equals(other.referencedMessage)) return false;
}
if (this.messageSnapshots !== other.messageSnapshots) {
if (!this.messageSnapshots || !other.messageSnapshots) return false;
if (this.messageSnapshots.length !== other.messageSnapshots.length) return false;
for (let i = 0; i < this.messageSnapshots.length; i++) {
if (JSON.stringify(this.messageSnapshots[i]) !== JSON.stringify(other.messageSnapshots[i])) {
return false;
}
}
}
if (this.call !== other.call) {
if (!this.call || !other.call) return false;
if (
this.call.participants.length !== other.call.participants.length ||
this.call.endedTimestamp?.getTime() !== other.call.endedTimestamp?.getTime()
) {
return false;
}
for (let i = 0; i < this.call.participants.length; i++) {
if (this.call.participants[i] !== other.call.participants[i]) return false;
}
}
return true;
}
static hasRenderChanges(prev: MessageRecord | undefined, next: MessageRecord | undefined): boolean {
if (!prev && !next) return false;
if (!prev || !next) return true;
return !prev.equals(next);
}
toJSON(): Message {
return {
id: this.id,
channel_id: this.channelId,
guild_id: this.guildId,
author: this.author.toJSON(),
webhook_id: this.webhookId,
type: this.type,
flags: this.flags,
pinned: this.pinned,
mention_everyone: this.mentionEveryone,
content: this.content,
timestamp: this.timestamp.toISOString(),
edited_timestamp: this.editedTimestamp?.toISOString(),
mentions: this.mentions.map((user) => user.toJSON()),
mention_roles: this.mentionRoles,
mention_channels: this.mentionChannels,
embeds: this.embeds,
attachments: this.attachments,
stickers: this.stickerItems,
reactions: this.reactions,
message_reference: this.messageReference,
referenced_message: this.referencedMessage?.toJSON(),
message_snapshots: this.messageSnapshots,
call: this.call,
state: this.state,
nonce: this.nonce,
blocked: this.blocked,
loggingName: this.loggingName,
};
}
}
export const messageMentionsCurrentUser = (message: Message): boolean => {
const channel = ChannelStore.getChannel(message.channel_id);
if (!channel) return false;
if (message.mention_everyone) return true;
if (message.mentions?.some((user) => user.id === AuthenticationStore.currentUserId)) {
return true;
}
if (!channel.guildId) return false;
const guild = GuildStore.getGuild(channel.guildId);
if (!guild) return false;
const guildMember = GuildMemberStore.getMember(guild.id, AuthenticationStore.currentUserId);
if (!guildMember) return false;
return message.mention_roles?.some((roleId) => guildMember.roles.has(roleId)) ?? false;
};