partial update create mutations workflow

app/Models/Mutation.php

@@ -6,6 +6,7 @@ use App\Enums\MutationStatus;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\SoftDeletes;
+use Illuminate\Support\Facades\DB;
 
 class Mutation extends Model
 {
@@ -192,18 +193,20 @@ class Mutation extends Model
             throw new \Exception('Mutasi tidak dapat diselesaikan dalam status saat ini');
         }
 
-        \DB::beginTransaction();
+        DB::beginTransaction();
         try {
             foreach ($this->mutationDetails as $detail) {
-                if ($detail->quantity_approved > 0) {
+                // Proses semua detail yang memiliki quantity_requested > 0
+                // karena barang sudah dikirim dari dealer asal
+                if ($detail->quantity_requested > 0) {
                     $this->processStockMovement($detail);
                 }
             }
 
             $this->update(['status' => MutationStatus::COMPLETED]);
-            \DB::commit();
+            DB::commit();
         } catch (\Exception $e) {
-            \DB::rollback();
+            DB::rollback();
             throw $e;
         }
 
@@ -212,23 +215,23 @@ class Mutation extends Model
 
     private function processStockMovement(MutationDetail $detail)
     {
-        // Kurangi stock dari dealer asal
+        // Kurangi stock dari dealer asal berdasarkan quantity_requested (barang yang dikirim)
         $fromStock = Stock::firstOrCreate([
             'product_id' => $detail->product_id,
             'dealer_id' => $this->from_dealer_id
         ], ['quantity' => 0]);
 
-        if ($fromStock->quantity < $detail->quantity_approved) {
+        if ($fromStock->quantity < $detail->quantity_requested) {
             throw new \Exception("Stock tidak mencukupi untuk produk {$detail->product->name} di {$this->fromDealer->name}");
         }
 
         $fromStock->updateStock(
-            $fromStock->quantity - $detail->quantity_approved,
+            $fromStock->quantity - $detail->quantity_requested,
             $this,
-            "Mutasi keluar ke {$this->toDealer->name} - {$this->mutation_number}"
+            "Mutasi keluar ke {$this->toDealer->name} - {$this->mutation_number} (Dikirim: {$detail->quantity_requested}, Diterima: {$detail->quantity_approved})"
         );
 
-        // Tambah stock ke dealer tujuan
+        // Tambah stock ke dealer tujuan berdasarkan quantity_approved (barang yang diterima)
         $toStock = Stock::firstOrCreate([
             'product_id' => $detail->product_id,
             'dealer_id' => $this->to_dealer_id
@@ -237,8 +240,23 @@ class Mutation extends Model
         $toStock->updateStock(
             $toStock->quantity + $detail->quantity_approved,
             $this,
-            "Mutasi masuk dari {$this->fromDealer->name} - {$this->mutation_number}"
+            "Mutasi masuk dari {$this->fromDealer->name} - {$this->mutation_number} (Dikirim: {$detail->quantity_requested}, Diterima: {$detail->quantity_approved})"
         );
+
+        // Jika ada selisih (kehilangan), catat sebagai stock log terpisah untuk audit
+        $lostQuantity = $detail->quantity_requested - $detail->quantity_approved;
+        if ($lostQuantity > 0) {
+            // Buat stock log untuk barang yang hilang/rusak
+            StockLog::create([
+                'stock_id' => $fromStock->id,
+                'previous_quantity' => $fromStock->quantity + $detail->quantity_requested, // Stock sebelum pengurangan
+                'new_quantity' => $fromStock->quantity, // Stock setelah pengurangan
+                'source_type' => get_class($this),
+                'source_id' => $this->id,
+                'description' => "Kehilangan/kerusakan saat mutasi ke {$this->toDealer->name} - {$this->mutation_number} (Hilang: {$lostQuantity})",
+                'user_id' => auth()->id()
+            ]);
+        }
     }
 
     private function generateMutationNumber()

app/Models/MutationDetail.php

@@ -40,21 +40,31 @@ class MutationDetail extends Model
 
     public function isFullyApproved()
     {
-        return $this->quantity_approved == $this->quantity_requested;
+        return $this->quantity_approved !== null && $this->quantity_approved == $this->quantity_requested;
     }
 
     public function isPartiallyApproved()
     {
-        return $this->quantity_approved > 0 && $this->quantity_approved < $this->quantity_requested;
+        return $this->quantity_approved !== null && $this->quantity_approved > 0 && $this->quantity_approved < $this->quantity_requested;
     }
 
     public function isRejected()
     {
-        return $this->quantity_approved == 0;
+        // Hanya dianggap ditolak jika mutasi sudah di-approve/reject dan quantity_approved = 0
+        $mutationStatus = $this->mutation->status->value ?? null;
+        return in_array($mutationStatus, ['approved', 'completed', 'rejected']) && $this->quantity_approved == 0;
     }
 
     public function getApprovalStatusAttribute()
     {
+        $mutationStatus = $this->mutation->status->value ?? null;
+        
+        // Jika mutasi belum di-approve, semua detail statusnya "Menunggu"
+        if (!in_array($mutationStatus, ['approved', 'completed', 'rejected'])) {
+            return 'Menunggu';
+        }
+        
+        // Jika mutasi sudah di-approve/complete, baru cek quantity_approved
         if ($this->isFullyApproved()) {
             return 'Disetujui Penuh';
         } elseif ($this->isPartiallyApproved()) {
@@ -68,6 +78,14 @@ class MutationDetail extends Model
 
     public function getApprovalStatusColorAttribute()
     {
+        $mutationStatus = $this->mutation->status->value ?? null;
+        
+        // Jika mutasi belum di-approve, semua detail statusnya "info" (menunggu)
+        if (!in_array($mutationStatus, ['approved', 'completed', 'rejected'])) {
+            return 'info';
+        }
+        
+        // Jika mutasi sudah di-approve/complete, baru cek quantity_approved
         if ($this->isFullyApproved()) {
             return 'success';
         } elseif ($this->isPartiallyApproved()) {

app/Models/User.php

@@ -75,4 +75,61 @@ class User extends Authenticatable
     {
         return $this->hasOne(Dealer::class, 'id', 'dealer_id');
     }
+
+    /**
+     * Get the role associated with the User
+     *
+     * @return \Illuminate\Database\Eloquent\Relations\BelongsTo
+     */
+    public function role()
+    {
+        return $this->belongsTo(Role::class, 'role_id');
+    }
+
+    /**
+     * Check if user has a specific role
+     *
+     * @param string $roleName
+     * @return bool
+     */
+    public function hasRole($roleName)
+    {
+        // If role_id is 0 or null, user has no role
+        if (!$this->role_id) {
+            return false;
+        }
+
+        // For admin role, we can check if user has admin privileges
+        if (strtolower($roleName) === 'admin') {
+            return $this->isAdmin();
+        }
+
+        // Load role if not already loaded
+        if (!$this->relationLoaded('role')) {
+            $this->load('role');
+        }
+
+        return $this->role && strtolower($this->role->name) === strtolower($roleName);
+    }
+
+    /**
+     * Check if user is admin by checking admin privileges
+     *
+     * @return bool
+     */
+    public function isAdmin()
+    {
+        // Check if user has admin privileges by checking if they can access admin area
+        try {
+            $adminPrivilege = \App\Models\Privilege::join('menus', 'menus.id', '=', 'privileges.menu_id')
+                ->where('menus.link', 'adminarea')
+                ->where('privileges.role_id', $this->role_id)
+                ->where('privileges.view', 1)
+                ->first();
+            
+            return $adminPrivilege !== null;
+        } catch (\Exception $e) {
+            return false;
+        }
+    }
 }