refactor(scan): improve structure of init method and format code

apps/isa-app/src/adapter/scan/dev.scan-adapter.ts

@@ -1,5 +1,9 @@
 import { inject, Injectable } from '@angular/core';
-import { PromptModalData, UiModalService, UiPromptModalComponent } from '@ui/modal';
+import {
+  PromptModalData,
+  UiModalService,
+  UiPromptModalComponent,
+} from '@ui/modal';
 import { Observable } from 'rxjs';
 import { ScanAdapter } from './scan-adapter';
 import { Config } from '@core/config';
@@ -14,9 +18,14 @@ export class DevScanAdapter implements ScanAdapter {
   private _config = inject(Config);
 
   async init(): Promise<boolean> {
-    return new Promise((resolve, reject) => {
-      resolve(coerceBooleanProperty(this._config.get('dev-scanner')));
-    });
+    const enabled = localStorage.getItem('dev_scan_adapter_enabled') === 'true';
+    if (enabled) {
+      return new Promise((resolve, reject) => {
+        resolve(coerceBooleanProperty(this._config.get('dev-scanner')));
+      });
+    }
+
+    return false;
   }
 
   scan(): Observable<string> {
@@ -25,7 +34,8 @@ export class DevScanAdapter implements ScanAdapter {
         content: UiPromptModalComponent,
         title: 'Scannen',
         data: {
-          message: 'Diese Eingabemaske dient nur zu Entwicklungs und Testzwecken.',
+          message:
+            'Diese Eingabemaske dient nur zu Entwicklungs und Testzwecken.',
           placeholder: 'Scan Code',
           confirmText: 'weiter',
           cancelText: 'abbrechen',

apps/isa-app/src/adapter/scan/scandit/scandit.scan-adapter.ts

@@ -27,7 +27,10 @@ export class ScanditScanAdapter implements ScanAdapter {
   ) {}
 
   async init(): Promise<boolean> {
-    if (this._environmentService.isTablet()) {
+    const enabled =
+      localStorage.getItem('scandit_scan_adapter_enabled') === 'true';
+
+    if (enabled || this._environmentService.isTablet()) {
       try {
         await configure({
           licenseKey: this._config.get('licence.scandit'),
@@ -88,7 +91,11 @@ export class ScanditScanAdapter implements ScanAdapter {
 
   createOverlay() {
     const overlay = this._overlay.create({
-      positionStrategy: this._overlay.position().global().centerHorizontally().centerVertically(),
+      positionStrategy: this._overlay
+        .position()
+        .global()
+        .centerHorizontally()
+        .centerVertically(),
       hasBackdrop: true,
     });