/**
 * Generate previews when glb or gltf files selected
 * for upload
 * 
 * @param {Event} e
 */
checkForGltf = function (e) {
    fileName = e.target.value
    if (fileName.match(/(.gl(?:b|(?:tf))$)/)) {
        const mvPreview = document.createElement('model-viewer')
        mvPreview.style['width'] = '180px'
        mvPreview.style['height'] = '180px'

        const dThumbIn = document.createElement('div')
        dThumbIn.classList.add('thumbinner')
        dThumbIn.appendChild(mvPreview)

        const dThumb = document.createElement('div')
        dThumb.id = 'glmv-upload-thumbnail'
        dThumb.classList.add('thumb', 'tright')
        dThumb.appendChild(dThumbIn)

        $('#mw-htmlform-source').before(dThumb)

        const reader = new FileReader()
        reader.addEventListener("load", () => {
            $('model-viewer').attr('src',reader.result)
            $('model-viewer').attr('auto-rotate-delay',3000)
            $('model-viewer')[0].toggleAttribute('auto-rotate')
        },{once: true})
        reader.readAsDataURL(e.target.files[0])
    } else {
        $('#glmv-upload-thumbnail').remove()
    }
}

$('#wpUploadFile').on('change', checkForGltf)