/**
 * 保存字符串为文本文件
 */

const path = require('path')
const fs = require('fs')

const projectRoot = path.resolve(__dirname, '..', '..', '..')

/** 构建绝对路径：绝对路径直接返回，否则相对于 folderPath 或项目根 */
function buildFilePath(filePath, folderPath) {
  if (filePath.startsWith('/') || filePath.includes(':')) return filePath
  return folderPath ? path.join(folderPath, filePath) : filePath
}

function writeTextFile(filePath, content) {
  const fullPath = path.isAbsolute(filePath) ? filePath : path.resolve(projectRoot, filePath)
  const dir = path.dirname(fullPath)
  if (!fs.existsSync(dir)) fs.mkdirSync(dir, { recursive: true })
  fs.writeFileSync(fullPath, content)
  return { success: true }
}

/** 执行保存文本文件 */
async function executeSaveTxt({ filePath, content, folderPath }) {
  if (!filePath) return { success: false, error: 'save-txt 缺少 filePath 参数' }
  if (content === undefined || content === null) return { success: false, error: 'save-txt 缺少 content 参数' }
  const absoluteFilePath = buildFilePath(filePath, folderPath)
  const contentStr = typeof content === 'string' ? content : String(content)
  writeTextFile(absoluteFilePath, contentStr)
  return { success: true }
}

module.exports = { executeSaveTxt, writeTextFile }