'use strict';

/** gitea-mcp stdio 预检离线回归。 */

const assert = require('node:assert/strict');
const fs = require('node:fs');
const path = require('node:path');
const process = require('node:process');
const {
  DEFAULT_TIMEOUT_MS,
  MAX_TIMEOUT_MS,
  probeGiteaMcp,
} = require('../lib/gitea-mcp-probe');

const fixture = path.join(__dirname, '..', 'fixtures', 'gitea-workflow', 'mock-gitea-mcp.js');

async function expectCode(promise, code) {
  await assert.rejects(promise, (error) => {
    assert.equal(error.code, code);
    return true;
  });
}

async function main() {
  assert.equal(DEFAULT_TIMEOUT_MS, 8000);
  assert.equal(MAX_TIMEOUT_MS, 30000);

  const success = await probeGiteaMcp({
    command: process.execPath,
    args: [fixture],
    env: { GITEA_MCP_FIXTURE_MODE: 'success', GITEA_ACCESS_TOKEN: 'fixture-token' },
    timeoutMs: 1000,
  });
  assert.equal(success.ok, true);
  assert.equal(success.protocolVersion, '2024-11-05');

  await expectCode(probeGiteaMcp({
    command: process.execPath,
    args: [fixture],
    env: { GITEA_MCP_FIXTURE_MODE: 'error' },
    timeoutMs: 1000,
  }), 'gitea_mcp_handshake_failed');

  await expectCode(probeGiteaMcp({
    command: process.execPath,
    args: [fixture],
    env: { GITEA_MCP_FIXTURE_MODE: 'exit' },
    timeoutMs: 1000,
  }), 'gitea_mcp_start_failed');

  await expectCode(probeGiteaMcp({
    command: process.execPath,
    args: [fixture],
    env: { GITEA_MCP_FIXTURE_MODE: 'timeout' },
    timeoutMs: 250,
  }), 'gitea_mcp_handshake_timeout');

  await expectCode(probeGiteaMcp({
    command: '/definitely/missing/gitea-mcp',
    timeoutMs: 1000,
  }), 'gitea_mcp_spawn_failed');

  // 协议守门：失败仍交给统一的队列终态回执，线程级注入和“禁止自动安装”不回退。
  const serverSource = fs.readFileSync(path.join(__dirname, '..', 'server.js'), 'utf8');
  const probeSource = fs.readFileSync(path.join(__dirname, '..', 'lib', 'gitea-mcp-probe.js'), 'utf8');
  const buildSource = fs.readFileSync(path.join(__dirname, '..', 'scripts', 'build-single-exe.js'), 'utf8');
  assert.match(serverSource, /await probeGiteaMcp\(\{/);
  assert.match(serverSource, /code: 'gitea_mcp_not_found'/);
  assert.match(serverSource, /path\.join\(APP_DIR, 'bin', bundledName\)/);
  assert.match(probeSource, /gitea_mcp_start_failed/);
  assert.match(probeSource, /gitea_mcp_handshake_failed/);
  assert.match(probeSource, /gitea_mcp_handshake_timeout/);
  assert.match(serverSource, /failed: \(task\) => `任务失败：/);
  assert.match(serverSource, /failed_reply: \(task\) => `回帖失败：/);
  assert.match(serverSource, /statusComments/);
  assert.match(serverSource, /config\['mcp_servers\.gitea'\]/);
  assert.match(buildSource, /copyDirIfExists\(path\.join\(projectRoot, 'bin'\), path\.join\(releaseDir, 'bin'\)\)/);
  assert.doesNotMatch(serverSource, /npm\s+(?:install| i)\b|curl\s+[^\n]*(?:gitea-mcp|github)/i);

  console.log('Gitea MCP probe unit checks passed.');
}

main().catch((error) => {
  console.error(error.stack || error.message || error);
  process.exitCode = 1;
});