// Author: fruit.com.cn

import type { MediaTranscodeProfile } from '@/api/admin/types'
import { defaultProfile, defaultRung, defaultSprite } from './transcodeProfileDefaults'

/** 用服务端响应回填表单，同时保持字段名与后端完全一致。 */
export const applyProfileToForm = (
  form: MediaTranscodeProfile,
  profile?: MediaTranscodeProfile | null
): void => {
  const source = profile || defaultProfile()
  form.enabled = Boolean(source.enabled)
  form.segmentSeconds = Number(source.segmentSeconds)
  form.sprite = { ...defaultSprite(), ...(source.sprite || {}) }
  const ladder =
    Array.isArray(source.ladder) && source.ladder.length ? source.ladder : [defaultRung()]
  form.ladder.splice(
    0,
    form.ladder.length,
    ...ladder.map((row) => ({
      quality: row.quality || '',
      width: Number(row.width),
      height: Number(row.height),
      videoBitrateKbps: Number(row.videoBitrateKbps),
      audioBitrateKbps: Number(row.audioBitrateKbps),
      enabled: Boolean(row.enabled)
    }))
  )
}

/** 生成只包含后端约定字段的 PUT 请求体。 */
export const buildProfilePayload = (form: MediaTranscodeProfile): MediaTranscodeProfile => ({
  enabled: form.enabled,
  segmentSeconds: Number(form.segmentSeconds),
  ladder: form.ladder.map((row) => ({
    quality: row.quality.trim(),
    width: Number(row.width),
    height: Number(row.height),
    videoBitrateKbps: Number(row.videoBitrateKbps),
    audioBitrateKbps: Number(row.audioBitrateKbps),
    enabled: Boolean(row.enabled)
  })),
  sprite: {
    enabled: Boolean(form.sprite.enabled),
    intervalSeconds: Number(form.sprite.intervalSeconds),
    columns: Number(form.sprite.columns),
    thumbWidth: Number(form.sprite.thumbWidth)
  }
})