import dicomParser from 'dicom-parser'
import * as cornerstone from '@cornerstonejs/core'
import * as cornerstoneTools from '@cornerstonejs/tools'

// import cornerstoneWADOImageLoader from 'cornerstone-wado-image-loader'
import cornerstoneDICOMImageLoader from '@cornerstonejs/dicom-image-loader'

window.cornerstone = cornerstone
window.cornerstoneTools = cornerstoneTools

export default function initCornerstoneDICOMImageLoader() {
  cornerstoneDICOMImageLoader.external.cornerstone = cornerstone
  cornerstoneDICOMImageLoader.external.dicomParser = dicomParser
  cornerstoneDICOMImageLoader.configure({
    useWebWorkers: false,
    decodeConfig: {
      convertFloatPixelDataToInt: false
    }
  })
  if (cornerstoneDICOMImageLoader.webWorkerManager.isInitialized) {
    let maxWebWorkers = 1

    if (navigator.hardwareConcurrency) {
      maxWebWorkers = Math.min(navigator.hardwareConcurrency, 7)
    }

    var config = {
      maxWebWorkers,
      startWebWorkersOnDemand: false,
      taskConfiguration: {
        decodeTask: {
          initializeCodecsOnStartup: false,
          strict: false
        }
      }
    }

    cornerstoneDICOMImageLoader.webWorkerManager.initialize(config)
  }
}