Make invoices editable and build possibility to send them manually.

app/Http/Controllers/Api/InvoiceController.php

@@ -55,9 +55,31 @@ class InvoiceController extends Controller
     /**
      * Update the specified resource in storage.
      */
-    public function update(Request $request, Invoice $invoice)
+    public function update(Request $request, Invoice $invoice): JsonResponse
     {
-        //
+        $invoiceData = $request->validate([
+            'customer_id' => 'required|integer|exists:customers,id',
+            'address_id' => 'required|integer|exists:addresses,id',
+            'delivery_id' => 'nullable|integer|exists:addresses,id',
+            'tax' => 'required|numeric',
+            'sum' => 'required|numeric',
+        ]);
+
+        $invoice->update($invoiceData);
+        $invoice->items()->delete();
+
+        return response()->json($invoice);
+    }
+
+    public function state(Request $request, Invoice $invoice): JsonResponse
+    {
+        $invoiceData = $request->validate([
+            'status' => 'required|string'
+        ]);
+
+        $invoice->update($invoiceData);
+
+        return response()->json($invoice);
     }
 
     /**