import { NextResponse } from 'next/server'
import prisma from '@/lib/prisma'
import { generateSlug } from '@/lib/utils'

export const dynamic = 'force-dynamic'

export async function POST(req: Request) {
    try {
        const { promptId, creatorId } = await req.json()

        if (!promptId) {
            return NextResponse.json(
                { error: 'promptId is required' },
                { status: 400 }
            )
        }

        // Fetch the original prompt
        const original = await prisma.prompt.findUnique({
            where: { id: promptId },
        })

        if (!original) {
            return NextResponse.json(
                { error: 'Prompt not found' },
                { status: 404 }
            )
        }

        // Generate new slug with "remix" suffix
        const newSlug = generateSlug(`${original.title} remix`)

        // Create the remix
        const remix = await prisma.prompt.create({
            data: {
                slug: newSlug,
                title: `${original.title} (Remix)`,
                description: original.description,
                template: original.template,
                schema: original.schema ?? { variables: [] },
                category: original.category,
                tags: original.tags,
                modelDefault: original.modelDefault,
                modelAllowed: original.modelAllowed,
                visibility: 'public',
                parentId: original.id,
                creatorId: creatorId || null,
            },
        })

        // Increment remix count on original
        await prisma.prompt.update({
            where: { id: original.id },
            data: { remixesCount: { increment: 1 } },
        })

        return NextResponse.json({
            success: true,
            slug: remix.slug,
            id: remix.id,
        })

    } catch (error) {
        console.error('Remix error:', error)
        return NextResponse.json(
            { error: 'Failed to create remix' },
            { status: 500 }
        )
    }
}