import { expect, tap } from '@git.zone/tstest/tapbundle';
import { requireOpsAuth } from '../ts/opsserver/helpers/auth.js';
import * as interfaces from '../ts_interfaces/index.js';

type TScope = interfaces.data.TApiTokenScope;

const makeIdentity = (role: string = 'user'): interfaces.data.IIdentity => ({
  jwt: `jwt-${role}`,
  userId: `${role}-user`,
  name: role,
  expiresAt: Date.now() + 3600000,
  role,
});

const makeOpsServer = (options: {
  identityRole?: string | null;
  tokenScopes?: TScope[];
  tokenPolicy?: interfaces.data.IApiTokenPolicy;
}) => {
  const token = {
    id: 'token-1',
    name: 'test-token',
    tokenHash: 'hash',
    scopes: options.tokenScopes || [],
    policy: options.tokenPolicy,
    createdAt: Date.now(),
    expiresAt: null,
    lastUsedAt: null,
    createdBy: 'token-user',
    enabled: true,
  } as interfaces.data.IStoredApiToken;

  return {
    adminHandler: {
      validateIdentity: async (identityArg?: interfaces.data.IIdentity) => {
        if (!identityArg || options.identityRole === null) return null;
        return { ...identityArg, role: options.identityRole || identityArg.role || 'user' };
      },
    },
    dcRouterRef: {
      apiTokenManager: {
        validateToken: async (rawTokenArg: string) => rawTokenArg === 'valid-token' ? token : null,
        hasScope: (storedTokenArg: interfaces.data.IStoredApiToken, scopeArg: TScope) => {
          if (storedTokenArg.policy?.role === 'admin') return true;
          return storedTokenArg.scopes.includes('*') || storedTokenArg.scopes.includes(scopeArg) || Boolean(storedTokenArg.policy?.scopes?.includes(scopeArg));
        },
      },
    },
  } as any;
};

const getErrorText = (errorArg: unknown) => {
  return (errorArg as any).errorText || (errorArg as any).text || (errorArg as Error).message;
};

tap.test('requireOpsAuth accepts valid JWT identity for read endpoints', async () => {
  const auth = await requireOpsAuth(
    makeOpsServer({ identityRole: 'user' }),
    { identity: makeIdentity('user') },
    { scope: 'config:read' },
  );
  expect(auth.type).toEqual('identity');
  expect(auth.userId).toEqual('user-user');
  expect(auth.isAdmin).toEqual(false);
});

tap.test('requireOpsAuth rejects non-admin JWT identity for admin identity requirements', async () => {
  let errorText = '';
  try {
    await requireOpsAuth(
      makeOpsServer({ identityRole: 'user' }),
      { identity: makeIdentity('user') },
      { scope: 'routes:write', requireAdminIdentity: true },
    );
  } catch (error) {
    errorText = getErrorText(error);
  }
  expect(errorText).toEqual('admin identity required');
});

tap.test('requireOpsAuth accepts scoped API tokens', async () => {
  const auth = await requireOpsAuth(
    makeOpsServer({ identityRole: null, tokenScopes: ['logs:read'] }),
    { apiToken: 'valid-token' },
    { scope: 'logs:read' },
  );
  expect(auth.type).toEqual('apiToken');
  expect(auth.userId).toEqual('token-user');
});

tap.test('requireOpsAuth rejects API tokens without the required scope', async () => {
  let errorText = '';
  try {
    await requireOpsAuth(
      makeOpsServer({ identityRole: null, tokenScopes: ['logs:read'] }),
      { apiToken: 'valid-token' },
      { scope: 'stats:read' },
    );
  } catch (error) {
    errorText = getErrorText(error);
  }
  expect(errorText).toEqual('insufficient scope');
});

tap.test('requireOpsAuth requires admin policy for sensitive API-token operations', async () => {
  let errorText = '';
  try {
    await requireOpsAuth(
      makeOpsServer({ identityRole: null, tokenScopes: ['tokens:manage'] }),
      { apiToken: 'valid-token' },
      { scope: 'tokens:manage', requireAdminToken: true },
    );
  } catch (error) {
    errorText = getErrorText(error);
  }
  expect(errorText).toEqual('admin API token required');

  const auth = await requireOpsAuth(
    makeOpsServer({ identityRole: null, tokenPolicy: { role: 'admin' } }),
    { apiToken: 'valid-token' },
    { scope: 'tokens:manage', requireAdminToken: true },
  );
  expect(auth.isAdmin).toEqual(true);
});

export default tap.start();