fluxer/fluxer_app/src/utils/InviteUtils.tsx
2026-01-01 21:05:54 +00:00

108 lines
3.9 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 {ChannelTypes, Permissions} from '~/Constants';
import type {ChannelRecord} from '~/records/ChannelRecord';
import type {GuildRecord} from '~/records/GuildRecord';
import ChannelStore from '~/stores/ChannelStore';
import GuildStore from '~/stores/GuildStore';
import PermissionStore from '~/stores/PermissionStore';
import RuntimeConfigStore from '~/stores/RuntimeConfigStore';
import SelectedChannelStore from '~/stores/SelectedChannelStore';
import * as CodeLinkUtils from '~/utils/CodeLinkUtils';
const INVITE_CONFIG: CodeLinkUtils.CodeLinkConfig = {
get shortHost() {
return RuntimeConfigStore.inviteHost;
},
path: 'invite',
};
export function findInvites(content: string | null): Array<string> {
return CodeLinkUtils.findCodes(content, INVITE_CONFIG);
}
export function findInvite(content: string | null): string | null {
return CodeLinkUtils.findCode(content, INVITE_CONFIG);
}
const INVITABLE_CHANNEL_TYPES: Set<number> = new Set([ChannelTypes.GUILD_TEXT, ChannelTypes.GUILD_VOICE]);
export function getFirstInvitableChannel(guildId: string): string | undefined {
const channels = ChannelStore.getGuildChannels(guildId);
const invitableChannel = channels.find((channel) => INVITABLE_CHANNEL_TYPES.has(channel.type));
return invitableChannel?.id;
}
export function getInvitableChannelId(guildId: string): string | undefined {
const selectedChannelId = SelectedChannelStore.selectedChannelIds.get(guildId);
if (selectedChannelId) {
const selectedChannel = ChannelStore.getChannel(selectedChannelId);
if (selectedChannel && INVITABLE_CHANNEL_TYPES.has(selectedChannel.type)) {
return selectedChannelId;
}
}
return getFirstInvitableChannel(guildId);
}
export function isChannelVisibleToEveryone(channel: ChannelRecord, guild: GuildRecord): boolean {
const everyoneOverwrite = channel.permissionOverwrites[guild.id];
if (!everyoneOverwrite) {
return true;
}
return (everyoneOverwrite.deny & Permissions.VIEW_CHANNEL) === 0n;
}
export interface InviteCapability {
canInvite: boolean;
useVanityUrl: boolean;
vanityUrlCode: string | null;
}
export function getInviteCapability(channelId: string | undefined, guildId: string | undefined): InviteCapability {
if (!channelId || !guildId) {
return {canInvite: false, useVanityUrl: false, vanityUrlCode: null};
}
const canCreateInvite = PermissionStore.can(Permissions.CREATE_INSTANT_INVITE, {channelId, guildId});
if (canCreateInvite) {
return {canInvite: true, useVanityUrl: false, vanityUrlCode: null};
}
const guild = GuildStore.getGuild(guildId);
const channel = ChannelStore.getChannel(channelId);
if (!guild || !channel || !guild.vanityURLCode) {
return {canInvite: false, useVanityUrl: false, vanityUrlCode: null};
}
if (isChannelVisibleToEveryone(channel, guild)) {
return {canInvite: true, useVanityUrl: true, vanityUrlCode: guild.vanityURLCode};
}
return {canInvite: false, useVanityUrl: false, vanityUrlCode: null};
}
export function canInviteToChannel(channelId: string | undefined, guildId: string | undefined): boolean {
return getInviteCapability(channelId, guildId).canInvite;
}
export function getVanityInviteUrl(vanityUrlCode: string): string {
return `${RuntimeConfigStore.inviteEndpoint}/${vanityUrlCode}`;
}