import { NextResponse } from "next/server";
import { getPayload } from "payload";
import configPromise from "@payload-config";

export const dynamic = "force-dynamic";

/**
 * Deep CMS Health Check
 * Validates that Payload CMS can actually query the database.
 * Used by post-deploy smoke tests to catch migration/schema issues.
 */
export async function GET() {
  const checks: Record<string, string> = {};

  try {
    const payload = await getPayload({ config: configPromise });
    checks.init = "ok";

    // Verify each collection can be queried (catches missing locale tables, broken migrations)
    // Adjusted for mintel.me collections
    const collections = ["posts", "projects", "media", "inquiries"] as const;
    for (const collection of collections) {
      try {
        await payload.find({ collection, limit: 1 });
        checks[collection] = "ok";
      } catch (e: any) {
        checks[collection] = `error: ${e.message?.substring(0, 100)}`;
      }
    }

    const hasErrors = Object.values(checks).some((v) => v.startsWith("error"));
    return NextResponse.json(
      { status: hasErrors ? "degraded" : "ok", checks },
      { status: hasErrors ? 503 : 200 },
    );
  } catch (e: any) {
    return NextResponse.json(
      { status: "error", message: e.message?.substring(0, 200), checks },
      { status: 503 },
    );
  }
}