From 8492192e724695dee8ef11f3f91c5e6cce7e7e65 Mon Sep 17 00:00:00 2001
From: Philipp Kunz <gitlab@philkunz.com>
Date: Sun, 6 Oct 2024 20:15:21 +0200
Subject: [PATCH] feat(core): Add support for base paths and sub-routers.

---
 changelog.md                          |  6 ++++++
 ts/00_commitinfo_data.ts              |  2 +-
 ts/smartrouter.classes.smartrouter.ts | 28 ++++++++++++++++++++++-----
 3 files changed, 30 insertions(+), 6 deletions(-)

diff --git a/changelog.md b/changelog.md
index 8fc6c0a..c02d68d 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## 2024-10-06 - 1.2.0 - feat(core)
+Add support for base paths and sub-routers.
+
+- Added basePath feature to SmartRouter for handling base paths.
+- Introduced createSubRouter method to create a sub-router with a specific prefix.
+
 ## 2024-10-06 - 1.1.1 - fix(core)
 Remove SelectionDimension functionality
 
diff --git a/ts/00_commitinfo_data.ts b/ts/00_commitinfo_data.ts
index 3055208..a4ccdf6 100644
--- a/ts/00_commitinfo_data.ts
+++ b/ts/00_commitinfo_data.ts
@@ -3,6 +3,6 @@
  */
 export const commitinfo = {
   name: '@push.rocks/smartrouter',
-  version: '1.1.1',
+  version: '1.2.0',
   description: 'A JavaScript library providing routing capabilities for web applications.'
 }
diff --git a/ts/smartrouter.classes.smartrouter.ts b/ts/smartrouter.classes.smartrouter.ts
index 2e47951..cbac939 100644
--- a/ts/smartrouter.classes.smartrouter.ts
+++ b/ts/smartrouter.classes.smartrouter.ts
@@ -36,15 +36,21 @@ export class SmartRouter {
     handler: THandlerFunction;
   }> = [];
 
+  /**
+   * base path for this router
+   */
+  private basePath: string;
+
   /**
    * Creates an instance of Router.
    */
-  constructor(optionsArg: IRouterOptions) {
+  constructor(optionsArg: IRouterOptions, basePath: string = '') {
     // lets set the router options
     this.options = {
       ...this.options,
       ...optionsArg,
     };
+    this.basePath = basePath;
 
     // lets subscribe to route changes
     window.addEventListener('popstate', (popStateEventArg) => {
@@ -53,14 +59,25 @@ export class SmartRouter {
     });
   }
 
+  /**
+   * Create a sub-router with a specific prefix
+   * @param {string} subPath
+   * @param {IRouterOptions} [options]
+   */
+  public createSubRouter(subPath: string, options?: IRouterOptions): SmartRouter {
+    const newBasePath = `${this.basePath}${subPath}`;
+    return new SmartRouter({ ...this.options, ...options }, newBasePath);
+  }
+
   /**
    * Push route state to history stack
    */
   public async pushUrl(url: string = '/', state: any = {}) {
-    if (url !== window.location.pathname) {
-      window.history.pushState(state, window.document.title, url);
+    const fullUrl = `${this.basePath}${url}`;
+    if (fullUrl !== window.location.pathname) {
+      window.history.pushState(state, window.document.title, fullUrl);
     } else {
-      window.history.replaceState(state, window.document.title, url);
+      window.history.replaceState(state, window.document.title, fullUrl);
     }
     await this._handleRouteState();
   }
@@ -71,8 +88,9 @@ export class SmartRouter {
    * @param {function} handlerArg
    */
   public on(routeArg: string, handlerArg: THandlerFunction) {
+    const fullRoute = `${this.basePath}${routeArg}`;
     const routeObject = {
-      matchFunction: plugins.pathToRegExp.match(routeArg),
+      matchFunction: plugins.pathToRegExp.match(fullRoute),
       handler: handlerArg,
     };
     this.routes.push(routeObject);