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fluxer_api/src/models/FavoriteMeme.ts

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+/*
+ * 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 type {FavoriteMemeRow} from '~/database/CassandraTypes';
+import {extractTimestamp} from '~/utils/SnowflakeUtils';
+import {type AttachmentID, type MemeID, type UserID, userIdToChannelId} from '../BrandedTypes';
+
+export class FavoriteMeme {
+	readonly id: MemeID;
+	readonly userId: UserID;
+	readonly name: string;
+	readonly altText: string | null;
+	readonly tags: Array<string>;
+	readonly attachmentId: AttachmentID;
+	readonly filename: string;
+	readonly contentType: string;
+	readonly contentHash: string | null;
+	readonly size: bigint;
+	readonly width: number | null;
+	readonly height: number | null;
+	readonly duration: number | null;
+	readonly isGifv: boolean;
+	readonly tenorId: string | null;
+	readonly createdAt: Date;
+	readonly version: number;
+
+	constructor(row: FavoriteMemeRow) {
+		this.id = row.meme_id;
+		this.userId = row.user_id;
+		this.name = row.name;
+		this.altText = row.alt_text ?? null;
+		this.tags = row.tags ?? [];
+		this.attachmentId = row.attachment_id;
+		this.filename = row.filename;
+		this.contentType = row.content_type;
+		this.contentHash = row.content_hash ?? null;
+		this.size = row.size;
+		this.width = row.width ?? null;
+		this.height = row.height ?? null;
+		this.duration = row.duration ?? null;
+		this.isGifv = row.is_gifv ?? false;
+		this.tenorId = row.tenor_id_str ?? null;
+		this.createdAt = new Date(extractTimestamp(this.id));
+		this.version = row.version;
+	}
+
+	toRow(): FavoriteMemeRow {
+		return {
+			user_id: this.userId,
+			meme_id: this.id,
+			name: this.name,
+			alt_text: this.altText,
+			tags: this.tags.length > 0 ? this.tags : null,
+			attachment_id: this.attachmentId,
+			filename: this.filename,
+			content_type: this.contentType,
+			content_hash: this.contentHash,
+			size: this.size,
+			width: this.width,
+			height: this.height,
+			duration: this.duration,
+			is_gifv: this.isGifv,
+			tenor_id_str: this.tenorId,
+			version: this.version,
+		};
+	}
+
+	get storageKey(): string {
+		const channelId = userIdToChannelId(this.userId);
+		return `attachments/${channelId}/${this.attachmentId}/${this.filename}`;
+	}
+}