#!/usr/bin/env node
const fs = require('fs');
const os = require('os');
const path = require('path');
const { spawnSync } = require('child_process');

const ROOT = path.resolve(__dirname, '..');
const npmCache = path.join(os.tmpdir(), 'claude-voc-npm-cache-acceptance');

function main() {
  fs.mkdirSync(npmCache, { recursive: true });

  run('npm', ['run', 'fmode:image:smoke'], ROOT);
  run('npm', ['run', 'smoke:package'], ROOT);
  run('npm', ['run', 'mcp:smoke'], ROOT);
  run('npm', ['run', 'acceptance:installer'], ROOT);
  run('npm', ['pack', '--dry-run'], ROOT);

  const workspace = fs.mkdtempSync(path.join(os.tmpdir(), 'voc-workspace-install-'));
  run(process.execPath, [path.join(ROOT, 'bin', 'claude-voc.js'), 'workspace', '--smoke'], workspace);

  const mcpFile = path.join(workspace, '.mcp.json');
  const pluginRoot = path.join(workspace, '.claude', 'plugins', 'voc-intelligence');
  const pluginServer = path.join(pluginRoot, 'mcp', 'src', 'server.js');
  const skillNames = [
    'xiaohongshu-trend-intelligence',
    'douyin-trend-intelligence',
    'voc-issue-pool',
    'voc-problem-deep-dive',
    'voc-content-plan',
    'voc-speaking-script',
    'voc-competitor-map',
    'voc-business-workflow',
    'fmode-image-analysis'
  ];

  assert(fs.existsSync(mcpFile), 'workspace install should write .mcp.json');
  assert(fs.existsSync(pluginServer), 'workspace install should copy plugin server');
  for (const skillName of skillNames) {
    assert(
      fs.existsSync(path.join(workspace, '.claude', 'skills', skillName, 'SKILL.md')),
      `workspace install should write skill entry: ${skillName}`
    );
  }

  const mcp = JSON.parse(fs.readFileSync(mcpFile, 'utf8'));
  const server = mcp.mcpServers && mcp.mcpServers.voc;
  assert(server, 'workspace .mcp.json should register voc server');
  assert(Array.isArray(server.args) && path.isAbsolute(server.args[0]), 'workspace MCP server path should be absolute');
  assert(path.resolve(server.args[0]) === path.resolve(pluginServer), 'workspace MCP server path should point to installed plugin server');

  console.log(`acceptance ok: ${workspace}`);
}

function run(command, args, cwd) {
  const resolved = resolveCommand(command, args);
  const result = spawnSync(resolved.command, resolved.args, {
    cwd,
    stdio: 'inherit',
    shell: resolved.shell,
    env: {
      ...process.env,
      npm_config_cache: npmCache,
      NPM_CONFIG_CACHE: npmCache
    },
    maxBuffer: 1024 * 1024 * 100
  });
  if (result.status !== 0) {
    throw new Error(`${command} ${args.join(' ')} failed in ${cwd}`);
  }
}

function resolveCommand(command, args) {
  if (command === 'npm' && process.env.npm_execpath) {
    return { command: process.execPath, args: [process.env.npm_execpath, ...args], shell: false };
  }
  if (command === 'npm' && process.platform === 'win32') {
    return { command: 'npm.cmd', args, shell: true };
  }
  return { command, args, shell: false };
}

function assert(condition, message) {
  if (!condition) throw new Error(message);
}

try {
  main();
} catch (error) {
  console.error(error && error.stack ? error.stack : String(error));
  process.exit(1);
}