export type AsrStatus = 'no_audio_track' | 'silent_audio' | 'has_transcript' | 'processing'

export interface AsrData {
  language?: string
  language_probability?: number
  segments?: Array<{
    start_time: number
    end_time: number
    text: string
  }>
}

export function getAsrStatus(asr: AsrData | null | undefined): AsrStatus {
  if (!asr) return 'processing'
  
  const segments = asr.segments || []
  const language = asr.language || ''
  const langProb = asr.language_probability || 0
  
  if (segments.length === 0) {
    if (language === '' && langProb === 0) {
      return 'no_audio_track'
    }
    return 'silent_audio'
  }
  
  return 'has_transcript'
}

export function getAsrStatusLabel(status: AsrStatus): string {
  const labels: Record<AsrStatus, string> = {
    'no_audio_track': '無音軌',
    'silent_audio': '無語音',
    'has_transcript': '有語音',
    'processing': '處理中'
  }
  return labels[status]
}

export function getAsrStatusColor(status: AsrStatus): string {
  const colors: Record<AsrStatus, string> = {
    'no_audio_track': '#999',
    'silent_audio': '#f90',
    'has_transcript': '#0a0',
    'processing': '#59e'
  }
  return colors[status]
}