import { readFileSync } from 'node:fs'
import { execFile } from 'node:child_process'
import { promisify } from 'node:util'
import { getClip, getStill, clipVideoPath, stillPath } from '../library'
import { imageDimensions } from '../resolution'
import { resolveSize } from '~/shared/studio2/input.mjs'
const exec = promisify(execFile)
export async function resolveRequestSize(owner: string, request: any) {
  const video=['video','extend'].includes(request.mode)
  let dimensions:any
  if (video && request.startClipId) {
    getClip(owner,request.startClipId)
    const result=await exec('ffprobe',['-v','error','-select_streams','v:0','-show_entries','stream=width,height','-of','json',clipVideoPath(owner,request.startClipId)],{windowsHide:true,timeout:15000})
    dimensions=JSON.parse(result.stdout).streams?.[0]
  } else {
    const id=request.imageAId || request.identityStillId
    if (id) {
      getStill(owner,id)
      dimensions=imageDimensions(readFileSync(stillPath(owner,id)))
      if (!dimensions) throw new Error('Cannot measure the source still.')
    }
  }
  if (video && request.startClipId && !dimensions?.width) throw new Error('Cannot measure the previous clip.')
  Object.assign(request.settings,resolveSize(request.settings.aspect,dimensions))
}