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File Download

On this page
object FileDownloadPageUploadedImage extends FSSessionVarOpt[FSUploadedFile]()

Source

Upload an image:

scala
import com.fastscala.components.bootstrap5.helpers.BSHelpers.*
FileDownloadPageUploadedImage.clear()
JS.rerenderable(rerenderer => implicit fsc => {
  div.border.p_2.rounded.apply {
    FileDownloadPageUploadedImage() match {
      case Some(uploadedFile) =>

        val fileDownloadUrl = fsc.fileDownload(uploadedFile.submittedFileName.replaceAll(".*\\.(\\w+)$", "uploaded.$1"), uploadedFile.contentType, () => uploadedFile.content)

        h3.apply("Uploaded image:") ++
          <img class="w-100" src={s"data:${uploadedFile.contentType};base64, " + Base64.getEncoder.encodeToString(uploadedFile.content)}></img>.mx_auto.my_4.d_block ++
          BSBtn().BtnPrimary.lbl("Download Uploaded File").href(fileDownloadUrl).btnLink.d_block
      case None =>
        h3.apply("Upload an image:") ++
          FileUpload(
            uploadedFile => {
              FileDownloadPageUploadedImage() = uploadedFile.head
              rerenderer.rerender()
            })
    }
  }
}).render()