refactor: use ngx-logger instead of @openstapps/logger

Closes #71

src/app/app.component.ts

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2018, 2019 StApps
+ * Copyright (C) 2018-2020 StApps
  * This program is free software: you can redistribute it and/or modify it
  * under the terms of the GNU General Public License as published by the Free
  * Software Foundation, version 3.
@@ -17,7 +17,7 @@ import {SplashScreen} from '@ionic-native/splash-screen/ngx';
 import {StatusBar} from '@ionic-native/status-bar/ngx';
 import {Platform} from '@ionic/angular';
 import {TranslateService} from '@ngx-translate/core';
-import {Logger} from '@openstapps/logger';
+import {NGXLogger} from 'ngx-logger';
 import {ConfigProvider} from './modules/config/config.provider';
 import {SettingsProvider} from './modules/settings/settings.provider';
 
@@ -51,13 +51,15 @@ export class AppComponent {
    * @param translateService TODO
    * @param settingsProvider TODO
    * @param configProvider TODO
+   * @param logger An angular logger
    */
   constructor(private readonly platform: Platform,
               private readonly statusBar: StatusBar,
               private readonly splashScreen: SplashScreen,
               private readonly translateService: TranslateService,
               private readonly settingsProvider: SettingsProvider,
-              private readonly configProvider: ConfigProvider) {
+              private readonly configProvider: ConfigProvider,
+              private readonly logger: NGXLogger) {
     this.initializeApp();
 
     // this language will be used as a fallback when a translation isn't found in the current language
@@ -84,7 +86,7 @@ export class AppComponent {
               // @TODO: Issue #43 handle initialisation error and inform user
             }
           }
-          await Logger.error(error);
+          this.logger.error(error);
         }
 
         // set order of categories in settings
@@ -100,7 +102,7 @@ export class AppComponent {
           const languageCode = (await this.settingsProvider.getValue('profile', 'language')) as string;
           this.translateService.use(languageCode);
         } catch (error) {
-          Logger.warn(error);
+          this.logger.warn(error);
         }
       });
   }