feat: add ConfigModule and FakeBackendInterceptor

Closes #34, #37

src/app/app.component.ts

@@ -20,8 +20,11 @@ import {TranslateService} from '@ngx-translate/core';
 import {SCLanguageCode} from '@openstapps/core';
 
 import {Logger} from '@openstapps/logger';
+import {ConfigProvider} from './modules/config/config.provider';
 import {SettingsProvider} from './modules/settings/settings.provider';
 
+const logger: Logger = new Logger();
+
 @Component({
   selector: 'app-root',
   templateUrl: 'app.component.html',
@@ -34,7 +37,8 @@ export class AppComponent {
               private statusBar: StatusBar,
               private splashScreen: SplashScreen,
               private translateService: TranslateService,
-              private settingsProvider: SettingsProvider) {
+              private settingsProvider: SettingsProvider,
+              private configProvider: ConfigProvider) {
     this.initializeApp();
 
     // this language will be used as a fallback when a translation isn't found in the current language
@@ -48,6 +52,18 @@ export class AppComponent {
       this.statusBar.styleDefault();
       this.splashScreen.hide();
 
+      // initialise the configProvider
+      try {
+        await this.configProvider.init();
+      } catch (error) {
+        if (typeof error.name !== 'undefined') {
+          if (error.name === 'ConfigInitError') {
+            // @TODO: Issue #43 handle initialisation error and inform user
+          }
+        }
+        logger.error(error);
+      }
+
       // set order of categories in settings
       this.settingsProvider.setCategoriesOrder([
         'profile',