import { NextResponse } from 'next/server';
import { getServerSession } from 'next-auth';
import { authOptions } from '@/lib/auth/authOptions';
import { query } from '@/lib/db-postgres';

export interface PreviewApp {
  name: string;
  url: string | null;
  status: 'live' | 'deploying' | 'failed' | 'unknown';
}

export async function GET(
  _req: Request,
  { params }: { params: Promise<{ projectId: string }> }
) {
  const { projectId } = await params;

  const session = await getServerSession(authOptions);
  if (!session?.user?.email) {
    return NextResponse.json({ error: 'Unauthorized' }, { status: 401 });
  }

  const rows = await query<{ data: Record<string, unknown> }>(
    `SELECT p.data FROM fs_projects p
     JOIN fs_users u ON u.id = p.user_id
     WHERE p.id = $1 AND u.data->>'email' = $2 LIMIT 1`,
    [projectId, session.user.email]
  );

  if (rows.length === 0) {
    return NextResponse.json({ error: 'Project not found' }, { status: 404 });
  }

  const data = rows[0].data ?? {};

  // Gather apps with their deployment URLs
  const storedApps = (data.apps as Array<{ name: string; fqdn?: string; coolifyServiceUuid?: string }>) ?? [];
  const lastDeployment = (data as any).contextSnapshot?.lastDeployment ?? null;

  const apps: PreviewApp[] = storedApps.map(app => ({
    name: app.name,
    url: app.fqdn ? (app.fqdn.startsWith('http') ? app.fqdn : `https://${app.fqdn}`) : null,
    status: app.fqdn ? 'live' : 'unknown',
  }));

  // If no stored apps but we have a last deployment URL, surface it
  if (apps.length === 0 && lastDeployment?.url) {
    apps.push({
      name: 'app',
      url: lastDeployment.url.startsWith('http') ? lastDeployment.url : `https://${lastDeployment.url}`,
      status: lastDeployment.status === 'finished' ? 'live' : lastDeployment.status === 'in_progress' ? 'deploying' : 'unknown',
    });
  }

  // Also expose the raw last deployment for the panel header
  return NextResponse.json({ apps, lastDeployment });
}