interface PendingRename {
    topicId: string;
    abortController: AbortController;
}

const pendingRenames: Map<string, PendingRename> = new Map();

export const cancelPendingRename = (renameId: string): [boolean, PendingRename?] => {
    const pendingRename = pendingRenames.get(renameId);
    if (pendingRename?.abortController) {
        pendingRename.abortController.abort();
        pendingRenames.delete(renameId);
        return [true, pendingRename];
    }

    return [false, undefined];
};

export const completeRename = (renameId: string) => {
    const controller = pendingRenames.get(renameId);
    if (controller) {
        pendingRenames.delete(renameId);
    }
};

export const addPendingRename = (topicId: string): [string, PendingRename] => {
    const id = crypto.randomUUID();
    const abortController = new AbortController();
    const pendingRename = { topicId, abortController };

    pendingRenames.set(id, pendingRename);
    return [id, pendingRename];
};