update controller

app/Http/Controllers/Web/Produktivitas/AksesPasarController.php

@@ -24,7 +24,7 @@ class AksesPasarController extends Controller
     {
         $petani = Petani::findOrFail($petaniId);    
 
-        $aksesPasar = AksesPasar::where('petani_id', $petaniId)->first();
+        $aksesPasar = AksesPasar::where('petani_id', $petaniId)->latest()->first();
         $hargaJualPanen = HargaJualPanen::where('petani_id', $petaniId)->get();
         $hargaJualRows = collect([
             'Buah segar hasil petik',
@@ -50,18 +50,26 @@ class AksesPasarController extends Controller
     }
 
     public function store(Request $request)
-    {
+{
     $validated = $this->validateData($request);
 
     DB::beginTransaction();
 
     try {
         $aksesPasarData = $this->aksesPasarPayload($validated);
+        
+        $existingAksesPasar = AksesPasar::where('petani_id', $validated['petani_id'])->first();
+
+        if ($existingAksesPasar) {
+            $aksesPasarData['updated_by'] = Auth::id();
+            $existingAksesPasar->update($aksesPasarData);
+            $aksesPasar = $existingAksesPasar;
+        } else {
             $aksesPasarData['uid'] = 'AKP-' . Str::uuid();
             $aksesPasarData['created_by'] = Auth::id(); 
             $aksesPasarData['updated_by'] = Auth::id();
-            
             $aksesPasar = AksesPasar::create($aksesPasarData);
+        }
 
         if ($request->has('harga_jual')) {
             $this->syncHargaJual($request->petani_id, $validated['harga_jual'] ?? [], Auth::id());
@@ -75,7 +83,7 @@ class AksesPasarController extends Controller
         DB::rollBack();
         return redirect()->back()->withErrors(['error' => 'Gagal menyimpan data: ' . $e->getMessage()])->withInput();
     }
-    }
+}
 
     public function update(Request $request, $petaniId, $id)
     {