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const $ = jQuery; |
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import template from './template.html'; |
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import './style.scss'; |
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import unlinkIcon from '../img/unlink.svg'; |
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import linkIcon from '../img/link.svg'; |
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import titleCase from 'title-case'; |
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import { EventEmitter } from 'eventemitter3'; |
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export class Control { |
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constructor( options ) { |
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this.options = options || {}; |
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this.options.sizes = this.options.sizes || { |
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// These are max widths. |
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phone: 767, // 0 to 767 is phone. |
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tablet: 991, // 768 to 991 is tablet. |
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desktop: 1199 // 992 to 1199 is desktop. |
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// Large is 1200+ |
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}; |
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let maxRand = 1000000; |
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this._id = _.random( 0, maxRand ); |
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this.template = _.template( template ); |
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this.$control = null; |
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this.ranges = this._createDeviceRanges(); |
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this.events = new EventEmitter(); |
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this.devices = [ |
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{ |
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name: 'base', |
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icon: require( '../../device-visibility/img/all-devices.svg' ), |
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tooltip: 'All Devices' |
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}, |
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{ |
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name: 'large', |
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icon: require( '../../device-visibility/img/large.svg' ) |
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}, |
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{ |
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name: 'desktop', |
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icon: require( '../../device-visibility/img/desktop.svg' ) |
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}, |
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{ |
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name: 'tablet', |
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icon: require( '../../device-visibility/img/tablet.svg' ) |
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}, |
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{ |
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name: 'phone', |
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icon: require( '../../device-visibility/img/phone.svg' ) |
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} |
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]; |
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} |
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/** |
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* Render the control. |
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* |
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* @since 1.0.0 |
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* |
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* @return {jQuery} Control DOM element. |
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*/ |
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render() { |
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this.$control = $( this.template( { |
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id: this._id, |
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titleCase: titleCase, |
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linkIcon: linkIcon, |
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unlinkIcon: unlinkIcon |
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} ) ); |
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this.$inputs = this.$control.find( 'input' ); |
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this.$selectionText = this.$control.find( '.selection-text' ); |
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this.$relationship = this.$control.find( '.relationship' ); |
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this._setupLinkedChange(); |
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return this.$control; |
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} |
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/** |
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* Update the current linked status. |
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* |
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* @since 1.0.0 |
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* |
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* @param {boolean} linked Is this device linked to the base? |
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*/ |
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updateRelationship( linked ) { |
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let title = 'Inherting from All Devices setting'; |
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if ( ! linked ) { |
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title = 'Unlinked from All Devices setting'; |
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} |
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this.$control.attr( 'data-relationship-linked', linked ? 1 : 0 ); |
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this.$relationship.attr( 'title', title ); |
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} |
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/** |
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* Activate the requested device. |
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* |
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* @since 1.0.0 |
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* |
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* @param {string} device Device. |
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*/ |
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activate( device ) { |
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this.$inputs |
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.filter( `#${this._id}-${device}` ) |
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.prop( 'checked', true ) |
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.change(); |
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} |
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/** |
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* Add a media query to CSS given device selection. |
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* |
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* @since 1.0.0 |
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* |
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* @param {string} css CSS to wrap. |
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*/ |
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addMediaQuery( css ) { |
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let prefix = this._getMediaPrefix(); |
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return prefix ? `${prefix}{${css}}` : css; |
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} |
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/** |
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* When the user clicks on the linked status, change to the opsite state. |
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* |
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* @since 1.0.0 |
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*/ |
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_setupLinkedChange() { |
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this.$relationship.on( 'click', () => { |
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let isLinked = ! parseInt( this.$control.attr( 'data-relationship-linked' ), 10 ); |
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this.updateRelationship( isLinked ); |
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this.events.emit( 'linkedToggle', isLinked ); |
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} ); |
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} |
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/** |
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* Given a configuration of maximum screen sizes, create a list of ranges. |
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* |
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* @since 1.0.0 |
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* |
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* @return {object} Devices ranges. |
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*/ |
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_createDeviceRanges() { |
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let ranges = {}; |
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ranges.phone = {}; |
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ranges.phone.max = this.options.sizes.phone; |
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ranges.tablet = {}; |
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ranges.tablet.min = ranges.phone.max + 1; |
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ranges.tablet.max = this.options.sizes.tablet; |
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ranges.desktop = {}; |
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ranges.desktop.min = ranges.tablet.max + 1; |
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ranges.desktop.max = this.options.sizes.desktop; |
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ranges.large = {}; |
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ranges.large.min = ranges.desktop.max + 1; |
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return ranges; |
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} |
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/** |
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* Based on the user selection, get the media query prefix that we'll use. |
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* |
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* @since 1.0.0 |
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* |
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* @return {string} Media Query prefix. |
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*/ |
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_getMediaPrefix() { |
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let prefix = '', |
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selectedValue = this.getSelectedValue(), |
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range = this.ranges[ selectedValue ]; |
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if ( range ) { |
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if ( range.min && range.max ) { |
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prefix = `@media only screen and (max-width: ${range.max}px) and (min-width: ${range.min}px)`; |
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} else if ( range.min && ! range.max ) { |
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prefix = `@media only screen and ( min-width: ${range.min}px )`; |
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} else if ( ! range.min && range.max ) { |
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prefix = `@media only screen and ( max-width: ${range.max}px )`; |
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} |
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} |
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return prefix; |
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} |
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/** |
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* Get the currently selected value. |
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* |
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* @since 1.0.0 |
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* |
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* @return {string} Device selected. |
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*/ |
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getSelectedValue() { |
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return this.$inputs.filter( ':checked' ).val(); |
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} |
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} |
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BoldGrid /
controls
This checks looks for references to variables that have not been declared. This is most likey a typographical error or a variable has been renamed.
To learn more about declaring variables in Javascript, see the MDN.