import { describe, expect, it } from 'vitest';
import { buildArgs, DEFAULT_API_KEY_ENV, toToolSummaries, type CodexProviderSpec } from './codexRuntime';

/** 这组断言锁的是「喂给 codex.exe 的 -c 参数」——provider 能不能生效全在这里 */

const API_KEY = 'sk-unit-secret-abcdef123456';

const custom: CodexProviderSpec = {
  id: 'zsjz',
  name: '知数 · 第三方',
  baseUrl: 'https://dashscope.aliyuncs.com/compatible-mode/v1',
  model: 'qwen3-max',
  apiKey: API_KEY,
  httpHeaders: { 'X-DashScope-WorkSpace': 'ws-1' },
  extra: { request_max_retries: 3, temperature: 0.5, query_params: { version: 'v2' } },
};

describe('buildArgs', () => {
  it('没有 provider 时只起 app-server，且不传 --strict-config', () => {
    expect(buildArgs(null)).toEqual(['app-server', '--listen', 'stdio://']);
    expect(buildArgs(null)).not.toContain('--strict-config');
  });

  it('自定义 provider 走 responses + 免登录 + env_key', () => {
    const args = buildArgs(custom);
    expect(args).toContain('-c');
    expect(args.join(' ')).toContain('model_provider="zsjz"');
    expect(args.join(' ')).toContain('model="qwen3-max"');
    expect(args.join(' ')).toContain('model_providers.zsjz.wire_api="responses"');
    expect(args.join(' ')).toContain('model_providers.zsjz.requires_openai_auth=false');
    expect(args.join(' ')).toContain(`model_providers.zsjz.env_key="${DEFAULT_API_KEY_ENV}"`);
    expect(args.join(' ')).toContain('model_providers.zsjz.base_url="https://dashscope.aliyuncs.com/compatible-mode/v1"');
  });

  it('API Key 绝不出现在命令行参数里', () => {
    expect(JSON.stringify(buildArgs(custom))).not.toContain(API_KEY);
  });

  it('没有 apiKey 时不写 env_key（本地无鉴权服务）', () => {
    const args = buildArgs({ ...custom, apiKey: null });
    expect(args.join(' ')).not.toContain('env_key');
  });

  it('http_headers 与 query_params 输出成 TOML inline table', () => {
    const joined = buildArgs(custom).join(' ');
    // 只含 A-Za-z0-9_- 的键按 TOML bare key 规则输出，无需加引号
    expect(joined).toContain('model_providers.zsjz.http_headers={X-DashScope-WorkSpace="ws-1"}');
    expect(joined).toContain('model_providers.zsjz.query_params={version="v2"}');
  });

  it('config 白名单外的键被丢弃', () => {
    const joined = buildArgs(custom).join(' ');
    expect(joined).toContain('request_max_retries=3');
    expect(joined).not.toContain('temperature');
  });

  it('provider 一律用自定义 id，绝不落在 Codex 保留的内置 id 上', () => {
    const joined = buildArgs(custom).join(' ');
    expect(joined).toContain('model_provider="zsjz"');
    // 覆盖 model_providers.ollama 之类会让 app-server 启动即退出
    expect(joined).not.toMatch(/model_providers\.(ollama|lmstudio|openai)\b/u);
  });

  it('重试次数 / 空闲超时 / websocket 开关都会写进 -c', () => {
    const joined = buildArgs({
      ...custom,
      extra: {
        request_max_retries: 0,
        stream_max_retries: 0,
        stream_idle_timeout_ms: 300_000,
        supports_websockets: false,
      },
    }).join(' ');
    expect(joined).toContain('model_providers.zsjz.stream_max_retries=0');
    expect(joined).toContain('model_providers.zsjz.request_max_retries=0');
    expect(joined).toContain('model_providers.zsjz.stream_idle_timeout_ms=300000');
    expect(joined).toContain('model_providers.zsjz.supports_websockets=false');
  });

  it('值里的引号与反斜杠被 TOML 安全转义', () => {
    const joined = buildArgs({
      ...custom,
      name: '带"引号"和\\反斜杠',
      baseUrl: 'https://x/v1',
    }).join(' ');
    expect(joined).toContain('model_providers.zsjz.name="带\\"引号\\"和\\\\反斜杠"');
  });

  it('嵌套 map 输出成 TOML inline table，而不是 JSON', () => {
    const joined = buildArgs({
      ...custom,
      extra: { query_params: { version: 'v2', flag: 'on' } },
    }).join(' ');
    expect(joined).toContain('model_providers.zsjz.query_params={version="v2",flag="on"}');
    expect(joined).not.toContain('{"version"');
  });

  it('不符合 bare key 规则的键加引号', () => {
    const joined = buildArgs({ ...custom, httpHeaders: { 'X Token': 'a' } }).join(' ');
    expect(joined).toContain('model_providers.zsjz.http_headers={"X Token"="a"}');
  });
});

/** mcpServerStatus/list 的 tools 详情结构不由我们决定，这里锁住退化行为 */
describe('toToolSummaries', () => {
  it('详情里带 name / description 时优先取详情', () => {
    expect(toToolSummaries({ query_case: { name: 'query_case_v2', description: '按条件查案件' } })).toEqual([
      { name: 'query_case_v2', description: '按条件查案件' },
    ]);
  });

  it('详情形态不认识时退化成用 key 当工具名，描述留空', () => {
    expect(toToolSummaries({ list_tables: { inputSchema: {} }, ping: null })).toEqual([
      { name: 'list_tables', description: '' },
      { name: 'ping', description: '' },
    ]);
  });

  it('tools 缺失时返回空列表', () => {
    expect(toToolSummaries(undefined)).toEqual([]);
    expect(toToolSummaries(null)).toEqual([]);
  });
});