104 lines
3.0 KiB
JavaScript
104 lines
3.0 KiB
JavaScript
import _ from 'underscore';
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const hideFlash = (flashEl, fadeTransition = true) => {
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if (fadeTransition) {
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Object.assign(flashEl.style, {
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transition: 'opacity .3s',
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opacity: '0',
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});
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}
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flashEl.addEventListener('transitionend', () => {
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flashEl.remove();
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if (document.body.classList.contains('flash-shown')) document.body.classList.remove('flash-shown');
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}, {
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once: true,
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passive: true,
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});
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if (!fadeTransition) flashEl.dispatchEvent(new Event('transitionend'));
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};
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const createAction = config => `
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<a
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href="${config.href || '#'}"
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class="flash-action"
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${config.href ? '' : 'role="button"'}
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>
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${_.escape(config.title)}
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</a>
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`;
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const createFlashEl = (message, type, isInContentWrapper = false) => `
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<div
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class="flash-${type}"
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>
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<div
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class="flash-text ${isInContentWrapper ? 'container-fluid container-limited' : ''}"
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>
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${_.escape(message)}
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</div>
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</div>
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`;
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const removeFlashClickListener = (flashEl, fadeTransition) => {
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flashEl.addEventListener('click', () => hideFlash(flashEl, fadeTransition));
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};
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/*
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* Flash banner supports different types of Flash configurations
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* along with ability to provide actionConfig which can be used to show
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* additional action or link on banner next to message
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*
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* @param {String} message Flash message text
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* @param {String} type Type of Flash, it can be `notice` or `alert` (default)
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* @param {Object} parent Reference to parent element under which Flash needs to appear
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* @param {Object} actonConfig Map of config to show action on banner
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* @param {String} href URL to which action config should point to (default: '#')
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* @param {String} title Title of action
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* @param {Function} clickHandler Method to call when action is clicked on
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* @param {Boolean} fadeTransition Boolean to determine whether to fade the alert out
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*/
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const createFlash = function createFlash(
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message,
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type = 'alert',
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parent = document,
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actionConfig = null,
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fadeTransition = true,
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addBodyClass = false,
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) {
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const flashContainer = parent.querySelector('.flash-container');
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if (!flashContainer) return null;
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const isInContentWrapper = flashContainer.parentNode.classList.contains('content-wrapper');
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flashContainer.innerHTML = createFlashEl(message, type, isInContentWrapper);
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const flashEl = flashContainer.querySelector(`.flash-${type}`);
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removeFlashClickListener(flashEl, fadeTransition);
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if (actionConfig) {
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flashEl.innerHTML += createAction(actionConfig);
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if (actionConfig.clickHandler) {
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flashEl.querySelector('.flash-action').addEventListener('click', e => actionConfig.clickHandler(e));
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}
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}
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flashContainer.style.display = 'block';
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if (addBodyClass) document.body.classList.add('flash-shown');
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return flashContainer;
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};
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export {
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createFlash as default,
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createFlashEl,
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createAction,
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hideFlash,
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removeFlashClickListener,
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};
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window.Flash = createFlash;
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