const BUGCOLLECT_MODES = new Set(['platform', 'disabled'])

/**
 * Release 打包参数的唯一解析入口。CLI 同时接收标准的 `--bugcollect=disabled`
 * 和命令行工具常见的空格写法，但后续流程只消费归一化结果。
 */
export function parsePackageOptions(optionArgs) {
  const remaining = [...optionArgs]
  const apkIndex = remaining.indexOf('--apk')
  const apk = apkIndex >= 0
  if (apk) remaining.splice(apkIndex, 1)

  const parsedBugCollect = parseBugCollectOption(remaining)
  if (parsedBugCollect.remaining.length) {
    throw new Error(`unknown option(s): ${parsedBugCollect.remaining.join(' ')}`)
  }
  return { apk, bugCollectMode: parsedBugCollect.bugCollectMode }
}

export function parseBugCollectOption(optionArgs, defaultMode = 'platform') {
  const remaining = [...optionArgs]
  const equalsOptions = remaining.filter(option => option.startsWith('--bugcollect='))
  const spaceIndexes = remaining
    .map((option, index) => (option === '--bugcollect' ? index : -1))
    .filter(index => index >= 0)
  if (equalsOptions.length + spaceIndexes.length > 1) {
    throw new Error('--bugcollect must be specified only once')
  }

  let bugCollectMode = defaultMode
  if (equalsOptions.length === 1) {
    const index = remaining.indexOf(equalsOptions[0])
    bugCollectMode = equalsOptions[0].slice('--bugcollect='.length)
    remaining.splice(index, 1)
  } else if (spaceIndexes.length === 1) {
    const index = spaceIndexes[0]
    if (remaining[index + 1] === undefined) {
      throw new Error('--bugcollect requires a value')
    }
    bugCollectMode = remaining[index + 1]
    remaining.splice(index, 2)
  }

  if (!BUGCOLLECT_MODES.has(bugCollectMode)) {
    throw new Error('--bugcollect must be platform or disabled')
  }
  return { bugCollectMode, remaining }
}