mirror of
https://github.com/BookStackApp/BookStack.git
synced 2025-05-22 22:59:58 +08:00
Started attempt at formalising component system used in BookStack
Added a document to try to define things. Updated the loading so components are registed dynamically. Added some standardised ways to reference other elems & define options
This commit is contained in:
Dan Brown
@ -3,14 +3,16 @@ import {onSelect} from "../services/dom";
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/**
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* Dropdown
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* Provides some simple logic to create simple dropdown menus.
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* @extends {Component}
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*/
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class DropDown {
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constructor(elem) {
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this.container = elem;
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this.menu = elem.querySelector('.dropdown-menu, [dropdown-menu]');
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this.moveMenu = elem.hasAttribute('dropdown-move-menu');
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this.toggle = elem.querySelector('[dropdown-toggle]');
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setup() {
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this.container = this.$el;
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this.menu = this.$refs.menu;
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this.toggle = this.$refs.toggle;
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this.moveMenu = this.$opts.moveMenu;
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this.direction = (document.dir === 'rtl') ? 'right' : 'left';
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this.body = document.body;
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this.showing = false;
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@ -1,109 +1,145 @@
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import dropdown from "./dropdown";
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import overlay from "./overlay";
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import backToTop from "./back-to-top";
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import notification from "./notification";
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import chapterToggle from "./chapter-toggle";
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import expandToggle from "./expand-toggle";
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import entitySelectorPopup from "./entity-selector-popup";
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import entitySelector from "./entity-selector";
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import sidebar from "./sidebar";
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import pagePicker from "./page-picker";
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import pageComments from "./page-comments";
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import wysiwygEditor from "./wysiwyg-editor";
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import markdownEditor from "./markdown-editor";
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import editorToolbox from "./editor-toolbox";
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import imagePicker from "./image-picker";
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import collapsible from "./collapsible";
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import toggleSwitch from "./toggle-switch";
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import pageDisplay from "./page-display";
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import shelfSort from "./shelf-sort";
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import homepageControl from "./homepage-control";
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import headerMobileToggle from "./header-mobile-toggle";
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import listSortControl from "./list-sort-control";
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import triLayout from "./tri-layout";
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import breadcrumbListing from "./breadcrumb-listing";
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import permissionsTable from "./permissions-table";
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import customCheckbox from "./custom-checkbox";
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import bookSort from "./book-sort";
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import settingAppColorPicker from "./setting-app-color-picker";
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import settingColorPicker from "./setting-color-picker";
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import entityPermissionsEditor from "./entity-permissions-editor";
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import templateManager from "./template-manager";
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import newUserPassword from "./new-user-password";
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import detailsHighlighter from "./details-highlighter";
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import codeHighlighter from "./code-highlighter";
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const componentMapping = {};
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const componentMapping = {
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'dropdown': dropdown,
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'overlay': overlay,
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'back-to-top': backToTop,
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'notification': notification,
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'chapter-toggle': chapterToggle,
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'expand-toggle': expandToggle,
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'entity-selector-popup': entitySelectorPopup,
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'entity-selector': entitySelector,
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'sidebar': sidebar,
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'page-picker': pagePicker,
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'page-comments': pageComments,
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'wysiwyg-editor': wysiwygEditor,
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'markdown-editor': markdownEditor,
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'editor-toolbox': editorToolbox,
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'image-picker': imagePicker,
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'collapsible': collapsible,
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'toggle-switch': toggleSwitch,
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'page-display': pageDisplay,
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'shelf-sort': shelfSort,
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'homepage-control': homepageControl,
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'header-mobile-toggle': headerMobileToggle,
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'list-sort-control': listSortControl,
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'tri-layout': triLayout,
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'breadcrumb-listing': breadcrumbListing,
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'permissions-table': permissionsTable,
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'custom-checkbox': customCheckbox,
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'book-sort': bookSort,
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'setting-app-color-picker': settingAppColorPicker,
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'setting-color-picker': settingColorPicker,
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'entity-permissions-editor': entityPermissionsEditor,
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'template-manager': templateManager,
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'new-user-password': newUserPassword,
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'details-highlighter': detailsHighlighter,
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'code-highlighter': codeHighlighter,
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};
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const definitionFiles = require.context('./', false, /\.js$/);
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for (const fileName of definitionFiles.keys()) {
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const name = fileName.replace('./', '').split('.')[0];
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if (name !== 'index') {
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componentMapping[name] = definitionFiles(fileName).default;
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}
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}
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window.components = {};
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const componentNames = Object.keys(componentMapping);
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/**
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* Initialize components of the given name within the given element.
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* @param {String} componentName
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* @param {HTMLElement|Document} parentElement
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*/
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function initComponent(componentName, parentElement) {
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let elems = parentElement.querySelectorAll(`[${componentName}]`);
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if (elems.length === 0) return;
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let component = componentMapping[componentName];
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if (typeof window.components[componentName] === "undefined") window.components[componentName] = [];
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function searchForComponentInParent(componentName, parentElement) {
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const elems = parentElement.querySelectorAll(`[${componentName}]`);
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for (let j = 0, jLen = elems.length; j < jLen; j++) {
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let instance = new component(elems[j]);
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if (typeof elems[j].components === 'undefined') elems[j].components = {};
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elems[j].components[componentName] = instance;
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window.components[componentName].push(instance);
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initComponent(componentName, elems[j]);
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}
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}
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/**
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* Initialize a component instance on the given dom element.
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* @param {String} name
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* @param {Element} element
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*/
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function initComponent(name, element) {
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const componentModel = componentMapping[name];
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if (componentModel === undefined) return;
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// Create our component instance
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let instance;
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try {
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instance = new componentModel(element);
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instance.$el = element;
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instance.$refs = parseRefs(name, element);
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instance.$opts = parseOpts(name, element);
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if (typeof instance.setup === 'function') {
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instance.setup();
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}
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} catch (e) {
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console.error('Failed to create component', e, name, element);
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}
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// Add to global listing
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if (typeof window.components[name] === "undefined") {
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window.components[name] = [];
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}
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window.components[name].push(instance);
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// Add to element listing
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if (typeof element.components === 'undefined') {
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element.components = {};
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}
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element.components[name] = instance;
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}
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/**
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* Parse out the element references within the given element
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* for the given component name.
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* @param {String} name
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* @param {Element} element
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*/
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function parseRefs(name, element) {
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const refs = {};
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const prefix = `${name}@`
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const refElems = element.querySelectorAll(`[refs*="${prefix}"]`);
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for (const el of refElems) {
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const refNames = el.getAttribute('refs')
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.split(' ')
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.filter(str => str.startsWith(prefix))
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.map(str => str.replace(prefix, ''));
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for (const ref of refNames) {
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refs[ref] = el;
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}
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}
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return refs;
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}
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/**
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* Parse out the element component options.
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* @param {String} name
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* @param {Element} element
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* @return {Object<String, String>}
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*/
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function parseOpts(name, element) {
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const opts = {};
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const prefix = `option:${name}:`;
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for (const {name, value} of element.attributes) {
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if (name.startsWith(prefix)) {
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const optName = name.replace(prefix, '');
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opts[kebabToCamel(optName)] = value || '';
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}
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}
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return opts;
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}
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/**
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* Convert a kebab-case string to camelCase
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* @param {String} kebab
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* @returns {string}
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*/
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function kebabToCamel(kebab) {
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const ucFirst = (word) => word.slice(0,1).toUpperCase() + word.slice(1);
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const words = kebab.split('-');
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return words[0] + words.slice(1).map(ucFirst).join();
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}
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/**
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* Initialize all components found within the given element.
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* @param parentElement
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*/
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function initAll(parentElement) {
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if (typeof parentElement === 'undefined') parentElement = document;
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for (let i = 0, len = componentNames.length; i < len; i++) {
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initComponent(componentNames[i], parentElement);
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// Old attribute system
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for (const componentName of Object.keys(componentMapping)) {
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searchForComponentInParent(componentName, parentElement);
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}
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// New component system
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const componentElems = parentElement.querySelectorAll(`[component],[components]`);
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for (const el of componentElems) {
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const componentNames = `${el.getAttribute('component') || ''} ${(el.getAttribute('components'))}`.toLowerCase().split(' ').filter(Boolean);
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for (const name of componentNames) {
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initComponent(name, el);
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}
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}
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}
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window.components.init = initAll;
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export default initAll;
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/**
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* @typedef Component
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* @property {HTMLElement} $el
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* @property {Object<String, HTMLElement>} $refs
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* @property {Object<String, String>} $opts
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*/
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