84 lines
2.1 KiB
TypeScript
84 lines
2.1 KiB
TypeScript
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import * as plugins from './smartrouter.plugins';
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const routeLog = (message) => {
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console.log(`%c[Router]%c ${message}`, 'color: rgb(255, 105, 100);', 'color: inherit');
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};
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export interface IRouterOptions {
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debug?: boolean;
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}
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/**
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* Router
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*/
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export class SmartRouter {
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public options: IRouterOptions = {
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debug: false,
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};
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/**
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* the routes we are handling
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*/
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public routes: Array<{ matchFunction: plugins.pathToRegExp.MatchFunction; handler: <T extends object>(matchArg: plugins.pathToRegExp.Match<T>) => Promise<any> }> = [];
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/**
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* Creates an instance of Router.
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*/
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constructor(optionsArg: IRouterOptions) {
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// lets set the router options
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this.options = {
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...this.options,
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...optionsArg,
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};
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// lets subscribe to route changes
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window.addEventListener('popstate', (popStateEventArg) => {
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popStateEventArg.preventDefault();
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this._handleRouteState();
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});
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window.addEventListener('DOMContentLoaded', () => {
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this._handleRouteState();
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});
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}
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/**
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* Push route state to history stack
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*/
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public async pushUrl(url: string = '/', state: any = {}) {
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if (url !== window.location.pathname) {
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window.history.pushState(state, window.document.title, url);
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} else {
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window.history.replaceState(state, window.document.title, url);
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}
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await this._handleRouteState();
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}
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/**
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* Attach route with handler
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* @param {string|RegExp} routeArg
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* @param {function} handlerArg
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*/
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public on(routeArg: string, handlerArg: () => Promise<any>) {
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this.routes.push({
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matchFunction: plugins.pathToRegExp.match(routeArg),
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handler: handlerArg,
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});
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}
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/**
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* Apply routes handler to current route
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*/
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async _handleRouteState() {
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const currentLocation = window.location.pathname;
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const wantedRoute = this.routes.find(routeArg => {
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return !!routeArg.matchFunction(currentLocation);
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});
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if (wantedRoute) {
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const routeResult = wantedRoute.matchFunction(currentLocation);
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await wantedRoute.handler(routeResult);
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}
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}
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}
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