Revert "Removed config.json, Backend URL is now always loaded via environment…"

src/app/core/_services/shared/config.service.ts

@@ -1,23 +1,53 @@
-import { environment } from 'src/environments/environment';
-
+import { HttpClient } from '@angular/common/http';
 import { Injectable } from '@angular/core';
+import { Observable } from 'rxjs';
+import { environment } from 'src/environments/environment';
 
 @Injectable({
   providedIn: 'root'
 })
 export class ConfigService {
-  /**
-   * Get the API endpoint from the environment configuration
-   * @returns {string} The API endpoint URL
-   */
-  public getEndpoint(): string {
-    let apiEndpoint = environment.config.prodApiEndpoint;
+  private configUrl = 'assets/config.json';
+  constructor(private http: HttpClient) { }
 
-    // Remove trailing slash for URL consistency
-    if (apiEndpoint.endsWith('/')) {
-      apiEndpoint = apiEndpoint.slice(0, -1);
+  private getConfigOnce(): Observable<any> {
+    return this.http.get(this.configUrl);
+  }
+
+  public refreshEndpoint(){
+    let ApiEndPoint = "";
+    this.getConfigOnce().subscribe(config => {
+      // Assuming the JSON contains a property named 'backendUrl'
+      if (config && config.hashtopolis_backend_url) {
+        // If we get a config from the backend, we set the config property
+        ApiEndPoint = config.hashtopolis_backend_url;
+        // Remove trailing slash, because this causing invalid URLs
+        if (ApiEndPoint.endsWith('/')) {
+          ApiEndPoint = ApiEndPoint.slice(0, -1);
+        }
+        localStorage.setItem('prodApiEndpoint', ApiEndPoint);
+      } else if (config && !config.hashtopolis_backend_url) {
+        console.error('Invalid configuration file. Please check your config.json. Using defaults.');
+        ApiEndPoint = environment.config.prodApiEndpoint;
+        localStorage.setItem('prodApiEndpoint', ApiEndPoint);
+      } else {
+        ApiEndPoint = environment.config.prodApiEndpoint;
+        localStorage.setItem('prodApiEndpoint', ApiEndPoint);
+      }
+    },
+    error => {
+      ApiEndPoint = environment.config.prodApiEndpoint;
+      localStorage.setItem('prodApiEndpoint', ApiEndPoint);
     }
+    );
+  }
 
-    return apiEndpoint;
+  public getEndpoint(){
+    let ApiEndPoint = localStorage.getItem('prodApiEndpoint');
+    if (!ApiEndPoint) {
+      this.refreshEndpoint();
+    }
+    ApiEndPoint = localStorage.getItem('prodApiEndpoint');
+    return ApiEndPoint;
   }
 }

src/assets/config.json.example

@@ -0,0 +1,3 @@
+{
+    "hashtopolis_backend_url": "${HASHTOPOLIS_BACKEND_URL}"
+}