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80 lines
2.2 KiB
JavaScript
80 lines
2.2 KiB
JavaScript
// load all page stylesheets
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const pageStyleReq = require.context('../', true, /\.page\.styl$/i);
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pageStyleReq.keys().map((key) => pageStyleReq(key).default);
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export class Page {
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constructor(name, autoload, afterLoading, beforeLoading) {
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if (process.env.NODE_ENV !== 'production') {
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if (typeof name !== 'string' && !(name instanceof Array)) {
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// eslint-disable-next-line quotes
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throw new Error(`'name' should be a string or [string]`);
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}
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if (typeof afterLoading !== 'function' && afterLoading != null) {
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// eslint-disable-next-line quotes
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throw new Error(`'afterLoading' should be a function`);
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}
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if (typeof beforeLoading !== 'function' && beforeLoading != null) {
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// eslint-disable-next-line quotes
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throw new Error(`'beforeLoading' should be a function`);
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}
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}
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this.name = name;
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this.autoload = autoload;
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this.afterLoading = afterLoading;
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this.beforeLoading = beforeLoading;
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}
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isNameMatch(name) {
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if (typeof this.name === 'string') {
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return this.name === name;
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}
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if (this.name instanceof Array) {
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return this.name.indexOf(name) !== -1;
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}
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return false;
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}
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}
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export class NamedPage extends Page {
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constructor(name, afterLoading = null, beforeLoading = null) {
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super(name, false, afterLoading, beforeLoading);
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}
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}
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export class AutoloadPage extends Page {
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constructor(name, afterLoading = null, beforeLoading = null) {
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super(name, true, afterLoading, beforeLoading);
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}
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}
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window.Hydro = {
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NamedPage, AutoloadPage,
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};
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export class PageLoader {
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constructor() {
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const pageReq = require.context('../', true, /\.page\.js$/i);
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this.pageInstances = pageReq.keys().map((key) => {
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const page = pageReq(key).default;
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if (!page || !(page instanceof Page)) {
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return null;
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}
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return page;
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});
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window.Hydro.pageInstances = this.pageInstances;
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}
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getAutoloadPages() {
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const pages = this.pageInstances.filter((page) => page && page.autoload);
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return pages;
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}
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getNamedPage(pageName) {
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const pages = this.pageInstances.filter((page) => page && page.isNameMatch(pageName));
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if (pages.length > 0) {
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return pages[0];
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}
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return null;
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}
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}
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