import { eq } from 'drizzle-orm';
import { z } from 'zod/v4';
import useDatabase from '~/composables/useDatabase';
import { campaignTable } from '~/db/schema';
import { CampaignValidation } from '#shared/campaign.util';
import { cryptURI } from '#shared/general.util';

export default defineEventHandler(async (e) => {
    const body = await readValidatedBody(e, CampaignValidation.extend({ id: z.unknown(), }).safeParse);
    if(!body.success)
    {
        setResponseStatus(e, 400);
        return body.error.message;
    }

    const session = await getUserSession(e);
    if(!session.user || session.user.state !== 1)
    {
        setResponseStatus(e, 401);
        return;
    }

    const db = useDatabase();
    try
    {
        const id = db.transaction((tx) => {
            const id = tx.insert(campaignTable).values({
                name: body.data.name,
                public_notes: body.data.public_notes,
                owner: session.user!.id,
                dm_notes: body.data.dm_notes,
                settings: body.data.settings,
                link: '',
            }).returning({ id: campaignTable.id }).get().id;

            tx.update(campaignTable).set({ link: cryptURI('campaign', id) }).where(eq(campaignTable.id, id)).run();

            return id;
        });
    
        setResponseStatus(e, 201);
        return id;
    }
    catch(_e)
    {
        console.error(_e);

        setResponseStatus(e, 500);
        return;
    }
});