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Prevent pressing submit if the Markdown widget is empty
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commit
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@ -175,24 +175,25 @@
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let parentDiv = textarea.parentElement
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let submitPressed = false
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function checkMarkdownInput() {
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function checkMarkdownInput(e) {
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// an attribute is null if it does not exist, else a string
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let required = textarea.getAttribute('required') != null
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let length = textarea.value.trim().length
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if (required && length == 0) {
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parentDiv.style.boxShadow = 'red 0px 0px 1.5px 1px'
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e.preventDefault()
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} else {
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parentDiv.style.boxShadow = ''
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}
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}
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submit.addEventListener('click', () => {
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submit.addEventListener('click', (e) => {
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if (!submitPressed) {
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easymde.codemirror.on('change', checkMarkdownInput)
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}
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submitPressed = true
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checkMarkdownInput()
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checkMarkdownInput(e)
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})
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})
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</script>
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