import { and, eq } from 'drizzle-orm';
import { topics } from '~~/drizzle/schema';
import { db } from '~~/server/lib/db';
import { cancelPendingRename } from '~~/server/utils/renames';
import { userEvents } from '~~/server/utils/events';

export default defineEventHandler(async (event) => {
    await protectRoute(event);

    const topicId = getRouterParam(event, 'topicId')!;

    const success = cancelPendingRename(topicId);
    if (success) {
        const res = await db.update(topics).set({
            renaming: false,
        }).where(and(eq(topics.id, topicId), eq(topics.userId, event.context.user!.id)));
        if (res.rowCount === 0) {
            throw createError({
                statusCode: 400,
                statusMessage: 'Invalid topic',
                data: {
                    code: 'INVALID_TOPIC',
                    ok: false,
                }
            });
        }

        userEvents.emit(topicId, 'topics', {
            op: 'update',
            payload: {
                topicId,
                renaming: false,
            },
        });

        return {
            ok: true,
        };
    }

    return {
        ok: false,
    };
});