import {describe, expect, it} from 'vitest';

import {parseApiErrorMessage} from './jsonClient';

describe('parseApiErrorMessage', () => {
  it('prefers api error detail messages for business failures', () => {
    expect(
      parseApiErrorMessage(
        JSON.stringify({
          ok: false,
          data: null,
          error: {
            code: 'BAD_REQUEST',
            message: '请求参数不合法',
            details: {
              message: 'big_fish 发布校验未通过：还缺少 16 个基础动作',
              provider: 'spacetimedb',
            },
          },
          meta: {
            apiVersion: '2026-04-08',
          },
        }),
        'Fallback failure',
      ),
    ).toBe('big_fish 发布校验未通过：还缺少 16 个基础动作');
  });

  it('prefers nested api error messages', () => {
    expect(
      parseApiErrorMessage(
        JSON.stringify({
          error: {
            message: 'Detailed failure',
          },
        }),
        'Fallback failure',
      ),
    ).toBe('Detailed failure');
  });

  it('falls back to the raw response text when the payload is not json', () => {
    expect(parseApiErrorMessage('Plain text failure', 'Fallback failure')).toBe('Plain text failure');
  });

  it('uses the fallback when the response body is empty', () => {
    expect(parseApiErrorMessage('', 'Fallback failure')).toBe('Fallback failure');
  });
});