/**
 * Promote an existing password user to admin by email.
 * Does not create users. Idempotent. Does not revoke sessions or mutate other data.
 *
 * Usage: npm run admin:promote -- admin@example.com
 */
import { AuthProvider, UserRole } from '@prisma/client';
import { prisma } from '../src/lib/prisma.ts';
import { AUDIT_ACTIONS } from '../src/modules/admin/auditActions.ts';
import { AuditPersistError, recordAudit } from '../src/modules/admin/audit.service.ts';
import { normalizeEmail } from '../src/modules/admin/adminBootstrap.ts';

const rawEmail = process.argv[2];

if (!rawEmail) {
  console.error('Usage: npm run admin:promote -- <email>');
  process.exit(1);
}

const email = normalizeEmail(rawEmail);

if (!email.includes('@')) {
  console.error('Invalid email address');
  process.exit(1);
}

const identity = await prisma.authIdentity.findFirst({
  where: {
    provider: AuthProvider.password,
    OR: [{ email }, { providerSubject: email }],
  },
  include: {
    user: {
      select: {
        id: true,
        externalId: true,
        role: true,
        isGuest: true,
        updatedAt: true,
      },
    },
  },
});

if (!identity?.user) {
  console.error(
    JSON.stringify(
      {
        ok: false,
        email,
        error: 'USER_NOT_FOUND',
        message: 'No password account found for this email. No user was created.',
      },
      null,
      2,
    ),
  );
  await prisma.$disconnect();
  process.exit(1);
}

const user = identity.user;
const alreadyAdmin = user.role === UserRole.admin;

if (!alreadyAdmin) {
  await prisma.user.update({
    where: { id: user.id },
    data: { role: UserRole.admin },
  });
}

try {
  await recordAudit({
    actorUserId: user.id,
    action: AUDIT_ACTIONS.ADMIN_PROMOTE_USER,
    targetUserId: user.id,
    targetType: 'user',
    targetId: user.externalId,
    metadata: {
      source: 'admin_promote_script',
      email,
      alreadyAdmin,
      previousRole: user.role,
      nextRole: UserRole.admin,
    },
  });
} catch (err) {
  const message = err instanceof AuditPersistError ? err.message : 'audit failed';
  console.error(
    JSON.stringify(
      {
        ok: false,
        email,
        externalId: user.externalId,
        role: UserRole.admin,
        promoted: !alreadyAdmin,
        alreadyAdmin,
        auditRecorded: false,
        error: 'AUDIT_FAILED',
        message,
      },
      null,
      2,
    ),
  );
  await prisma.$disconnect();
  process.exit(1);
}

console.log(
  JSON.stringify(
    {
      ok: true,
      email,
      externalId: user.externalId,
      role: UserRole.admin,
      promoted: !alreadyAdmin,
      alreadyAdmin,
      auditRecorded: true,
      sessionsRevoked: false,
      message: alreadyAdmin
        ? 'User was already admin; no data changes besides audit log.'
        : 'User role updated to admin. Other user data unchanged; sessions not revoked.',
    },
    null,
    2,
  ),
);

await prisma.$disconnect();