refined file-inputs
This commit is contained in:
Felix Hamann
parent
f144dae04e
commit
7cd873f308
@ -24,6 +24,7 @@
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/* THEME INDEPENDENT COLORS */
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--errorbase: red;
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--warningbase: #fe7700;
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--validbase: #2dcc35;
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/* FONTS */
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@ -129,3 +130,8 @@ th, td {
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margin: 10px 0;
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}
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}
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.pseudo-focus {
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outline: 5px auto var(--lightbase);
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outline: 5px auto -webkit-focus-ring-color;
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}
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@ -44,87 +44,110 @@
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};
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window.utils.reactiveFileUpload = function(input, parent) {
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var currInputCount = 0;
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// shows new add-mode-button after destInput
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function showAddMore(destInput) {
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var addMore = document.createElement('div');
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addMore.classList.add('form-group__add-entry');
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addMore.addEventListener('click', function() {
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if (addMore.classList.contains('form-group__remove-entry')) {
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addMore.remove();
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destInput.remove();
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currInputCount--;
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updateParent();
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} else {
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addMore.classList.remove('form-group__add-entry');
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addMore.classList.add('form-group__remove-entry');
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var nextInput = makeInput(destInput.getAttribute('name'));
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parent.appendChild(nextInput);
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}
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});
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parent.appendChild(addMore);
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var currValidInputCount = 0;
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var addMore = false;
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var inputName = input.getAttribute('name');
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// FileInput PseudoClass
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function FileInput(container, input, label, remover) {
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this.container = container;
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this.input = input;
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this.label = label;
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this.remover = remover;
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addListener(this);
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this.addTo = function(parentElement) {
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parentElement.appendChild(this.container);
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parentElement.appendChild(this.remover);
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}
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this.remove = function() {
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this.container.remove();
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this.remover.remove();
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}
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this.isValid = function() {
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return this.container.classList.contains('file-input__container--valid');
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}
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}
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function addNextInput() {
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var inputs = parent.querySelectorAll('.file-input__container');
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if (inputs[inputs.length - 1].classList.contains('file-input__container--valid')) {
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makeInput(inputName).addTo(parent);
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}
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}
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// updates submitbutton and form-group-stripe
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function updateParent() {
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function updateForm() {
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var submitBtn = parent.parentElement.querySelector('[type=submit]');
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if (currInputCount > 0) {
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parent.classList.remove('form-group--has-error');
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if (currValidInputCount > 0) {
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if (parent.classList.contains('form-group')) {
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parent.classList.add('form-group--valid')
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parent.classList.remove('form-group--has-error');
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}
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submitBtn.removeAttribute('disabled');
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addNextInput();
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} else {
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if (parent.classList.contains('form-group')) {
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parent.classList.remove('form-group--has-error');
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parent.classList.remove('form-group--valid')
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}
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submitBtn.setAttribute('disabled', 'disabled');
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}
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}
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// addseventlistener destInput
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function addListener(destInput) {
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destInput.addEventListener('change', function(event) {
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if (destInput.value.length > 0) {
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destInput.nextSibling.innerHTML = destInput.value;
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currInputCount++;
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showAddMore(destInput);
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function addListener(fileInput) {
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fileInput.input.addEventListener('change', function(event) {
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if (fileInput.input.value.length > 0) {
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// update label
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var filePath = fileInput.input.value.replace(/\\/g, '/').split('/');
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var fileName = filePath[filePath.length - 1];
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fileInput.label.innerHTML = fileName;
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// increase count if this field was empty previously
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if (!fileInput.isValid()) {
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currValidInputCount++;
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}
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fileInput.container.classList.add('file-input__container--valid')
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// show next input
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} else {
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destInput.nextSibling.innerHTML = 'Choose file';
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currValidInputCount--;
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fileInput.remove();
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}
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updateParent();
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updateForm();
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});
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fileInput.input.addEventListener('focus', function() {
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fileInput.container.classList.add('pseudo-focus');
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});
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fileInput.input.addEventListener('blur', function() {
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fileInput.container.classList.remove('pseudo-focus');
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});
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fileInput.label.addEventListener('click', function() {
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fileInput.input.click();
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});
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fileInput.remover.addEventListener('click', function() {
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if (fileInput.isValid()) {
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currValidInputCount--;
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}
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fileInput.remove();
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updateForm();
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});
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}
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// create new wrapped input element with name name
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function makeInput(name) {
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var cont = document.createElement('div');
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var desc = document.createElement('span');
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var nextInput = document.createElement('input');
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var remover = document.createElement('div');
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cont.classList.add('file-input__container');
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desc.classList.add('file-input__label');
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remover.classList.add('file-input__remover');
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nextInput.setAttribute('name', name);
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nextInput.setAttribute('type', 'file');
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addListener(nextInput);
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return wrapButton(nextInput);
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}
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// wraps input in container to be able to style it properly
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function wrapButton(input) {
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var cont = document.createElement('div');
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var desc = document.createElement('span');
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cont.classList.add('form-group__file-input-container');
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desc.classList.add('form-group__file-input-label');
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desc.innerHTML = 'Choose file';
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cont.appendChild(input);
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cont.appendChild(nextInput);
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cont.appendChild(desc);
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cont.addEventListener('click', function() {
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input.click();
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});
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return cont;
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return new FileInput(cont, nextInput, desc, remover);
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}
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// initial setup
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function setup() {
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addListener(input);
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var currInput = wrapButton(input);
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parent.appendChild(currInput);
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updateParent();
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var newInput = makeInput(inputName);
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input.remove();
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newInput.addTo(parent);
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updateForm();
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}
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setup();
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}
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@ -81,7 +81,7 @@ textarea:focus {
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display: grid;
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grid-template-columns: repeat(3, minmax(150px, max-content));
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grid-auto-rows: 30px;
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grid-gap: 10px;
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grid-gap: 5px;
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align-items: center;
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margin: 10px 0;
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margin-left: -20px;
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@ -94,47 +94,12 @@ textarea:focus {
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}
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.form-group--valid {
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border-left: 8px solid #2dcc35;
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border-left: 8px solid var(--validbase);
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}
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.form-group--has-error {
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border-left: 8px solid var(--errorbase) !important;
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}
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.form-group__add-entry,
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.form-group__remove-entry {
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display: block;
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width: 40px;
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height: 30px;
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background-color: var(--lightbase);
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border-radius: 2px;
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position: relative;
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grid-column-start: 3;
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}
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.form-group__remove-entry {
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background-color: var(--warningbase);
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}
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.form-group__remove-entry::after {
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content: none;
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}
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.form-group__add-entry::before,
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.form-group__add-entry::after,
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.form-group__remove-entry::after {
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content: '';
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position: absolute;
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}
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.form-group__add-entry::before {
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width: 4px;
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height: 20px;
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background-color: white;
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transform: translate(18px, 5px);
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}
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.form-group__add-entry::after,
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.form-group__remove-entry::after {
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width: 20px;
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height: 4px;
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background-color: white;
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transform: translate(10px, 13px);
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}
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/* CUSTOM LEGACY CHECKBOX AND RADIO BOXES */
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input[type="checkbox"] {
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@ -292,15 +257,68 @@ input[type="file"] {
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outline: 0;
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border: 0;
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}
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.form-group__file-input-container {
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border-radius: 2px;
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background-color: var(--darkbase);
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padding: 7px 13px;
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color: var(--whitebase);
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.file-input__container {
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grid-column-start: 2;
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text-align: left;
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}
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.file-input__label,
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.file-input__remover {
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display: block;
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border-radius: 2px;
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padding: 5px 13px;
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color: var(--whitebase);
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cursor: pointer;
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}
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.form-group__file-input-label {
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.file-input__label {
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background-color: var(--lighterbase);
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text-align: left;
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position: relative;
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min-width: 40px;
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height: 30px;
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}
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.file-input__label::after,
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.file-input__label::before {
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position: absolute;
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content: '';
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background-color: white;
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width: 16px;
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height: 2px;
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top: 14px;
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top: 50%;
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left: 12px;
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left: 50%;
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}
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.file-input__label::after {
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transform: translate(-50%, -50%) rotate(90deg);
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}
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.file-input__label::before {
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transform: translate(-50%, -50%);
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}
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.file-input__remover {
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display: none;
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width: 40px;
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height: 30px;
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text-align: center;
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background-color: var(--warningbase);
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grid-column-start: 3;
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position: relative;
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}
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.file-input__remover::before {
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position: absolute;
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content: '';
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width: 16px;
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height: 2px;
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top: 14px;
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left: 12px;
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background-color: white;
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}
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.file-input__container--valid > .file-input__label {
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background-color: var(--lightbase);
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}
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.file-input__container--valid > .file-input__label::before,
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.file-input__container--valid > .file-input__label::after {
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content: none;
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}
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.file-input__container--valid + .file-input__remover {
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display: block;
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}
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