132 lines
4.7 KiB
TypeScript
132 lines
4.7 KiB
TypeScript
/*
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* Copyright (C) 2026 Fluxer Contributors
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*
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* This file is part of Fluxer.
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*
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* Fluxer is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Fluxer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with Fluxer. If not, see <https://www.gnu.org/licenses/>.
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*/
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import type {GuildID, StickerID, UserID} from '@fluxer/api/src/BrandedTypes';
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import type {MessageStickerItem} from '@fluxer/api/src/database/types/MessageTypes';
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import type {IGuildRepositoryAggregate} from '@fluxer/api/src/guild/repositories/IGuildRepositoryAggregate';
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import type {LimitConfigService} from '@fluxer/api/src/limits/LimitConfigService';
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import {resolveLimitSafe} from '@fluxer/api/src/limits/LimitConfigUtils';
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import {createLimitMatchContext} from '@fluxer/api/src/limits/LimitMatchContextBuilder';
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import type {PackService} from '@fluxer/api/src/pack/PackService';
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import type {IUserRepository} from '@fluxer/api/src/user/IUserRepository';
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import {Permissions} from '@fluxer/constants/src/ChannelConstants';
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import {ValidationErrorCodes} from '@fluxer/constants/src/ValidationErrorCodes';
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import {InputValidationError} from '@fluxer/errors/src/domains/core/InputValidationError';
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import {MissingPermissionsError} from '@fluxer/errors/src/domains/core/MissingPermissionsError';
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export class MessageStickerService {
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constructor(
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private userRepository: IUserRepository,
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private guildRepository: IGuildRepositoryAggregate,
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private packService: PackService,
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private readonly limitConfigService: LimitConfigService,
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) {}
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async computeStickerIds(params: {
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stickerIds: Array<StickerID>;
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userId: UserID | null;
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guildId: GuildID | null;
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hasPermission?: (permission: bigint) => Promise<boolean>;
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}): Promise<Array<MessageStickerItem>> {
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const {stickerIds, userId, guildId, hasPermission} = params;
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const packResolver = await this.packService.createPackExpressionAccessResolver({
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userId,
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type: 'sticker',
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});
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let hasGlobalExpressions = 0;
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if (userId) {
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const user = await this.userRepository.findUnique(userId);
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const ctx = createLimitMatchContext({user});
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hasGlobalExpressions = resolveLimitSafe(
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this.limitConfigService.getConfigSnapshot(),
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ctx,
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'feature_global_expressions',
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0,
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);
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}
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return Promise.all(
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stickerIds.map(async (stickerId) => {
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if (!guildId) {
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if (hasGlobalExpressions === 0) {
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throw InputValidationError.fromCode('sticker', ValidationErrorCodes.CUSTOM_STICKERS_IN_DMS_REQUIRE_PREMIUM);
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}
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const stickerFromAnyGuild = await this.guildRepository.getStickerById(stickerId);
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if (!stickerFromAnyGuild) {
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throw InputValidationError.fromCode('sticker', ValidationErrorCodes.CUSTOM_STICKER_NOT_FOUND);
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}
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const packAccess = await packResolver.resolve(stickerFromAnyGuild.guildId);
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if (packAccess === 'not-accessible') {
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throw InputValidationError.fromCode('sticker', ValidationErrorCodes.CUSTOM_STICKER_NOT_FOUND);
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}
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return {
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sticker_id: stickerFromAnyGuild.id,
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name: stickerFromAnyGuild.name,
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animated: stickerFromAnyGuild.animated,
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};
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}
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const guildSticker = await this.guildRepository.getSticker(stickerId, guildId);
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if (guildSticker) {
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return {
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sticker_id: guildSticker.id,
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name: guildSticker.name,
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animated: guildSticker.animated,
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};
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}
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const stickerFromOtherGuild = await this.guildRepository.getStickerById(stickerId);
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if (!stickerFromOtherGuild) {
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throw InputValidationError.fromCode('sticker', ValidationErrorCodes.CUSTOM_STICKER_NOT_FOUND);
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}
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if (hasGlobalExpressions === 0) {
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throw InputValidationError.fromCode(
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'sticker',
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ValidationErrorCodes.CUSTOM_STICKERS_REQUIRE_PREMIUM_OUTSIDE_SOURCE,
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);
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}
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if (hasPermission) {
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const canUseExternalStickers = await hasPermission(Permissions.USE_EXTERNAL_STICKERS);
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if (!canUseExternalStickers) {
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throw new MissingPermissionsError();
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}
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}
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const packAccess = await packResolver.resolve(stickerFromOtherGuild.guildId);
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if (packAccess === 'not-accessible') {
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throw InputValidationError.fromCode('sticker', ValidationErrorCodes.CUSTOM_STICKER_NOT_FOUND);
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}
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return {
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sticker_id: stickerFromOtherGuild.id,
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name: stickerFromOtherGuild.name,
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animated: stickerFromOtherGuild.animated,
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};
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}),
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);
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}
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}
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