Fixed error with code to check product

src/app/components/create-quotation-form/create-quotation-form.ts

@@ -34,29 +34,26 @@ import {GetProductDto} from "../../services/api";
     styleUrl: './create-quotation-form.css',
 })
 export class CreateQuotationForm {
-    createQuotationForm: FormGroup
-
-    constructor(private fb: FormBuilder) {
-        this.createQuotationForm = this.fb.group({
-            message: new FormControl<string>(null, Validators.required),
-            purchaseConditions: new FormControl<string>(null, Validators.required),
-            lines: this.fb.array([])
-        });
-    }
+    createQuotationForm: FormGroup = new FormGroup({
+        message: new FormControl<string>(null, Validators.required),
+        purchaseConditions: new FormControl<string>(null, Validators.required),
+        lines: new FormArray([], Validators.required),
+    })
 
     get lines(): FormArray {
         return this.createQuotationForm.get('lines') as FormArray;
     }
 
-    // Ajouter des produits sélectionnés dans le formulaire
-    syncSelectedProducts(selectedProducts: GetProductDto[]) {
+    addProductToForm(selectedProducts: GetProductDto[]) {
         this.lines.clear();
         selectedProducts.forEach(p => {
-            this.lines.push(this.fb.group({
-                productId: [p.id],
-                name: [p.name],
-                quantity: [1, [Validators.required, Validators.min(1)]]
-            }));
+            this.lines.push(
+                new FormGroup({
+                    productId: new FormControl(p.id),
+                    name: new FormControl(p.name),
+                    quantity: new FormControl(0, [Validators.required, Validators.min(0)])
+                })
+            );
         });
     }
 }