import { NextRequest, NextResponse } from 'next/server';
import prisma from '@/lib/prisma';

export async function GET(request: NextRequest) {
    try {
        const { searchParams } = new URL(request.url);
        const token = searchParams.get('token');

        const baseUrl = process.env.NEXT_PUBLIC_APP_URL || 'http://localhost:3000';

        if (!token) {
            return NextResponse.redirect(new URL('/login?error=Token manquant', baseUrl));
        }

        const user = await prisma.user.findUnique({
            where: { verificationToken: token }
        });

        if (!user) {
            return NextResponse.redirect(new URL('/login?error=Token invalide ou expiré', baseUrl));
        }

        await prisma.user.update({
            where: { id: user.id },
            data: {
                emailVerified: true,
                verificationToken: null
            }
        });

        return NextResponse.redirect(new URL('/login?verified=true', baseUrl));

    } catch (error) {
        console.error('Verification error:', error);
        const baseUrl = process.env.NEXT_PUBLIC_APP_URL || 'http://localhost:3000';
        return NextResponse.redirect(new URL('/login?error=Erreur de vérification', baseUrl));
    }
}