import { MUSEME_API_ORIGIN } from './origins'

function dataURLtoBlob(dataURL) {
  let arr = dataURL.split(',')
  let mime = arr[0].match(/:(.*?);/)[1]
  let bstr = atob(arr[1])
  let n = bstr.length
  let u8arr = new Uint8Array(n)

  while (n--) {
    u8arr[n] = bstr.charCodeAt(n)
  }

  return new Blob([u8arr], { type: mime })
}

chrome.runtime.onConnect.addListener((port) => {})

chrome.runtime.onMessage.addListener((message, sender, sendResponse) => {
  ;(async () => {
    const { type, data, x, y, width, height, videoId, t, q } = message

    switch (type) {
      case 'search':
        {
          const formData = new FormData()

          const blob = dataURLtoBlob(data)

          formData.append('image', blob)
          formData.append('question', q)
          // formData.append('rect', `${x},${y},${width},${height}`)
          // formData.append('videoId', videoId)
          // formData.append('t', t)

          let response: Response

          try {
            response = await fetch(`${MUSEME_API_ORIGIN}:8000/ask`, {
              method: 'POST',
              body: formData,
            })
          } catch (err) {
            // eslint-disable-next-line no-console
            console.log('error', 'search', err)

            return
          }

          const result = await response.json()

          sendResponse(result)
        }

        break
      case 'select':
        {
          const formData = new FormData()

          const blob = dataURLtoBlob(data)

          formData.append('file', blob)
          formData.append('click_list', `${x},${y}`)
          formData.append('type', `1`)

          const response = await fetch(
            `https://gpueusrq3y8q40-8800.proxy.runpod.net/click1`,
            {
              method: 'POST',
              body: formData,
            }
          )

          const result = await response.json()

          sendResponse(result)
        }

        break
      default: {
        sendResponse({ farewell: 'goodbye' })
      }
    }
  })()

  return true
})

export default null