added create purchase order function

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

@@ -0,0 +1,52 @@
+import { Component } from '@angular/core';
+import {FormBuilder, FormGroup, FormArray, Validators, ReactiveFormsModule, FormControl} from '@angular/forms';
+import { GetProductDto } from '../../services/api';
+import {NzTableComponent} from "ng-zorro-antd/table";
+import {NzInputNumberComponent} from "ng-zorro-antd/input-number";
+import {NzColDirective} from "ng-zorro-antd/grid";
+import {NzFlexDirective} from "ng-zorro-antd/flex";
+import {NzFormControlComponent, NzFormItemComponent, NzFormLabelComponent} from "ng-zorro-antd/form";
+import {NzInputDirective} from "ng-zorro-antd/input";
+
+@Component({
+    selector: 'app-create-purchaseorder-form',
+    templateUrl: './create-purchaseorder-form.html',
+    styleUrl: './create-purchaseorder-form.css',
+    imports: [
+        ReactiveFormsModule,
+        NzTableComponent,
+        NzInputNumberComponent,
+        NzColDirective,
+        NzFlexDirective,
+        NzFormControlComponent,
+        NzFormItemComponent,
+        NzFormLabelComponent,
+        NzInputDirective,
+    ]
+})
+export class CreatePurchaseorderForm {
+    createPurchaseOrderForm: FormGroup
+
+    constructor(private fb: FormBuilder) {
+        this.createPurchaseOrderForm = this.fb.group({
+            purchaseConditions: new FormControl<string | null>(null, Validators.required),
+            lines: this.fb.array([])
+        });
+    }
+
+    get lines(): FormArray {
+        return this.createPurchaseOrderForm.get('lines') as FormArray;
+    }
+
+    // Ajouter des produits sélectionnés dans le formulaire
+    syncSelectedProducts(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)]]
+            }));
+        });
+    }
+}