feat(back-end):improvement

frontend/src/app/features/calculator/calculator-page.component.html

@@ -2,7 +2,9 @@
   <h1>{{ 'CALC.TITLE' | translate }}</h1>
   <p class="subtitle">{{ 'CALC.SUBTITLE' | translate }}</p>
 
-  @if (error()) {
+  @if (error() === 'VIRUS_DETECTED') {
+    <app-alert type="error">{{ 'CALC.ERROR_VIRUS' | translate }}</app-alert>
+  } @else if (error()) {
     <app-alert type="error">{{ 'CALC.ERROR_GENERIC' | translate }}</app-alert>
   }
 </div>

frontend/src/app/features/calculator/calculator-page.component.ts

@@ -26,7 +26,7 @@ export class CalculatorPageComponent implements OnInit {
   loading = signal(false);
   uploadProgress = signal(0);
   result = signal<QuoteResult | null>(null);
-  error = signal<boolean>(false);
+  error = signal<string | null>(null);
   
   orderSuccess = signal(false);
   
@@ -141,7 +141,7 @@ export class CalculatorPageComponent implements OnInit {
     this.currentRequest = req;
     this.loading.set(true);
     this.uploadProgress.set(0);
-    this.error.set(false);
+    this.error.set(null);
     this.result.set(null);
     this.orderSuccess.set(false);
 
@@ -175,8 +175,12 @@ export class CalculatorPageComponent implements OnInit {
             }
         }
       },
-      error: () => {
-        this.error.set(true);
+      error: (err) => {
+        if (typeof err === 'string') {
+             this.error.set(err);
+        } else {
+             this.error.set('GENERIC');
+        }
         this.loading.set(false);
       }
     });

frontend/src/app/features/calculator/services/quote-estimator.service.ts

@@ -215,7 +215,8 @@ export class QuoteEstimatorService {
                         },
                         error: (err) => {
                             console.error('Item upload failed', err);
-                            finalResponses[index] = { success: false, fileName: item.file.name };
+                            const errorMsg = err.error?.code === 'VIRUS_DETECTED' ? 'VIRUS_DETECTED' : 'UPLOAD_FAILED';
+                            finalResponses[index] = { success: false, fileName: item.file.name, error: errorMsg };
                             completedRequests++;
                             checkCompletion();
                         }
@@ -262,7 +263,13 @@ export class QuoteEstimatorService {
              });
 
              if (validCount === 0) {
-                 observer.error('All calculations failed.');
+                 // Check if any failed due to virus
+                 const virusError = responses.find(r => r.error === 'VIRUS_DETECTED');
+                 if (virusError) {
+                     observer.error('VIRUS_DETECTED');
+                 } else {
+                     observer.error('All calculations failed.');
+                 }
                  return;
              }
              

frontend/src/assets/i18n/en.json

@@ -40,7 +40,7 @@
     "CTA_START": "Start Now",
     "BUSINESS": "Business",
     "PRIVATE": "Private",
-    "MODE_EASY": "Quick",
+    "MODE_EASY": "Easy Print",
     "MODE_ADVANCED": "Advanced",
     "UPLOAD_LABEL": "Drag your 3D file here",
     "UPLOAD_SUB": "Supports STL, 3MF, STEP, OBJ up to 50MB",

frontend/src/assets/i18n/it.json

@@ -17,7 +17,7 @@
     "CTA_START": "Inizia Ora",
     "BUSINESS": "Aziende",
     "PRIVATE": "Privati",
-    "MODE_EASY": "Base",
+    "MODE_EASY": "Stampa Facile",
     "MODE_ADVANCED": "Avanzata",
     "UPLOAD_LABEL": "Trascina il tuo file 3D qui",
     "UPLOAD_SUB": "Supportiamo STL, 3MF, STEP, OBJ fino a 50MB",