'use strict';

// 仅用于离线回归：模拟官方 gitea-mcp 的 JSONL initialize 行为。
const readline = require('readline');

const mode = String(process.env.GITEA_MCP_FIXTURE_MODE || 'success');
const reader = readline.createInterface({ input: process.stdin });
reader.on('line', (line) => {
  let request;
  try { request = JSON.parse(line); } catch { return; }
  if (request.method !== 'initialize') return;
  if (mode === 'timeout') return;
  if (mode === 'exit') process.exit(17);
  if (mode === 'error') {
    process.stdout.write(`${JSON.stringify({
      jsonrpc: '2.0', id: request.id, error: { code: -32000, message: 'fixture handshake failed' },
    })}\n`);
    return;
  }
  process.stdout.write(`${JSON.stringify({
    jsonrpc: '2.0', id: request.id,
    result: {
      protocolVersion: '2024-11-05',
      capabilities: { tools: {} },
      serverInfo: { name: 'fixture-gitea-mcp', version: '0.0.0' },
    },
  })}\n`);
});