fixing kecamatan, klaster, kmeans, sse

app/Http/Controllers/KecamatanController.php

@@ -4,6 +4,8 @@
 
 use App\Models\Kecamatan;
 use Illuminate\Http\Request;
+use App\Services\KMeansService;
+use Illuminate\Support\Facades\DB;
 use Illuminate\Support\Facades\Crypt;
 
 class KecamatanController extends Controller
@@ -30,14 +32,28 @@ public function create()
      */
     public function store(Request $request)
     {
+        $validateData = $request->validate([
+            'nama_kecamatan' =>'required|max:255|unique:kecamatans,nama_kecamatan',
+        ]);
+
         try{
-            $validateData = $request->validate([
+            DB::beginTransaction();
-                'nama_kecamatan' =>'required|max:255|unique:kecamatans,nama_kecamatan',
-            ]);
-    
             Kecamatan::create($validateData);
+
+            $serviceKMeans = new KMeansService();
+            $serviceKMeans->SSEElbowCuranmor();
+            $serviceKMeans->SSEElbowCuras();
+    
+            $hasilKMeansCuras = $serviceKMeans->hitungKMeansCuras();
+            file_put_contents(storage_path('app/public/hasil_kmeans_curas.json'), json_encode($hasilKMeansCuras));
+    
+            $hasilKMeansCuranmor = $serviceKMeans->hitungKMeansCuranmor();
+            file_put_contents(storage_path('app/public/hasil_kmeans_curanmor.json'), json_encode($hasilKMeansCuranmor));
+
+            DB::commit();
             return redirect('/dashboard/kecamatan')->with('succes', 'Berhasil Menambahkan Data Kecamatan Baru');
         }catch (\Exception $e){
+            DB::rollBack();
             return redirect('/dashboard/kecamatan')->with('error', 'Gagal Menambahkan Data Kecamatan Baru');
         }
         
@@ -71,14 +87,28 @@ public function edit(Kecamatan $kecamatan)
      */
     public function update(Request $request, Kecamatan $kecamatan)
     {
+        $validateData = $request->validate([
+            'nama_kecamatan' =>'required|max:255|unique:kecamatans,nama_kecamatan',
+        ]);
+
         try{
-            $validateData = $request->validate([
+            DB::beginTransaction();
-                'nama_kecamatan' =>'required|max:255|unique:kecamatans,nama_kecamatan',
-            ]);
-    
             Kecamatan::where('id', $kecamatan->id)->update($validateData);
+
+            $serviceKMeans = new KMeansService();
+            $serviceKMeans->SSEElbowCuranmor();
+            $serviceKMeans->SSEElbowCuras();
+    
+            $hasilKMeansCuras = $serviceKMeans->hitungKMeansCuras();
+            file_put_contents(storage_path('app/public/hasil_kmeans_curas.json'), json_encode($hasilKMeansCuras));
+    
+            $hasilKMeansCuranmor = $serviceKMeans->hitungKMeansCuranmor();
+            file_put_contents(storage_path('app/public/hasil_kmeans_curanmor.json'), json_encode($hasilKMeansCuranmor));
+
+            DB::commit();
             return redirect('/dashboard/kecamatan')->with('succes', 'Data Kecamatan Berhasil Di Ubah');
         }catch (\Exception $e){
+            DB::rollBack();
             return redirect('/dashboard/kecamatan')->with('error', 'Data Kecamatan Gagal Di Ubah');
         }
         
@@ -91,10 +121,24 @@ public function update(Request $request, Kecamatan $kecamatan)
     public function destroy(Kecamatan $kecamatan)
     {
         try{
+            DB::beginTransaction();
             Kecamatan::destroy($kecamatan->id);
+
+            $serviceKMeans = new KMeansService();
+            $serviceKMeans->SSEElbowCuranmor();
+            $serviceKMeans->SSEElbowCuras();
+    
+            $hasilKMeansCuras = $serviceKMeans->hitungKMeansCuras();
+            file_put_contents(storage_path('app/public/hasil_kmeans_curas.json'), json_encode($hasilKMeansCuras));
+    
+            $hasilKMeansCuranmor = $serviceKMeans->hitungKMeansCuranmor();
+            file_put_contents(storage_path('app/public/hasil_kmeans_curanmor.json'), json_encode($hasilKMeansCuranmor));
+
+            DB::commit();
             return redirect('/dashboard/kecamatan')->with('succes', 'Data Kecamatan Berhasil Di Hapus');
 
         }catch (\Exception $e){
+            DB::rollBack();
             return redirect('/dashboard/kecamatan')->with('error', 'Data Kecamatan '. $kecamatan->nama_kecamatan .' Gagal Di Hapus | Hapus Data Curas Atau Curanmor Untuk Kecamatan '. $kecamatan->nama_kecamatan.' Terlebih Dahulu');
         }
         

app/Http/Controllers/KlasterController.php

@@ -5,6 +5,7 @@
 use App\Models\Klaster;
 use Illuminate\Http\Request;
 use App\Services\KMeansService;
+use Illuminate\Support\Facades\DB;
 
 class KlasterController extends Controller
 {
@@ -29,30 +30,35 @@ public function create()
      */
     public function store(Request $request)
     {
+        $validateData = $request->validate([
+            'nama_klaster' =>'required|max:255|unique:klasters,nama_klaster',
+            'warna' =>'required|max:255',
+        ]);
         
+        DB::beginTransaction();
+
         try{
-            $validateData = $request->validate([
+
-                'nama_klaster' =>'required|max:255|unique:klasters,nama_klaster',
+            Klaster::create($validateData);
-                'warna' =>'required|max:255',
-            ]);
 
 
             $serviceKMeans = new KMeansService();
             $serviceKMeans->SSEElbowCuranmor();
             $serviceKMeans->SSEElbowCuras();
     
-            $serviceKMeansCuras = new KMeansService();
+            $hasilKMeansCuras = $serviceKMeans->hitungKMeansCuras();
-            $hasilKMeansCuras = $serviceKMeansCuras->hitungKMeansCuras();
             file_put_contents(storage_path('app/public/hasil_kmeans_curas.json'), json_encode($hasilKMeansCuras));
     
-            $serviceKmeansCuranmor = new KMeansService();
+            $hasilKMeansCuranmor = $serviceKMeans->hitungKMeansCuranmor();
-            $hasilKMeansCuranmor = $serviceKmeansCuranmor->hitungKMeansCuranmor();
             file_put_contents(storage_path('app/public/hasil_kmeans_curanmor.json'), json_encode($hasilKMeansCuranmor));
-    
+            
-            Klaster::create($validateData);
+            DB::commit();
+
             return redirect('/dashboard/klaster')->with('succes', 'Berhasil Menambahkan Klaster Baru');
         }catch (\Exception $e){
             
+            DB::rollBack();
+
             return redirect('/dashboard/klaster')->with('error', 'Gagal Menambahkan Klaster Baru ' .$e->getMessage());
         }
     }
@@ -85,17 +91,32 @@ public function edit(Klaster $klaster)
      */
     public function update(Request $request, Klaster $klaster)
     {
+        $validateData = $request->validate([
+            'nama_klaster' => 'sometimes|required|max:255|unique:klasters,nama_klaster,' . $klaster->id,
+            'warna' => 'sometimes|required|max:255',
+        ]);
+
         try {
-            $validateData = $request->validate([
+            DB::beginTransaction();
-                'nama_klaster' => 'sometimes|required|max:255|unique:klasters,nama_klaster,' . $klaster->id,
-                'warna' => 'sometimes|required|max:255',
-            ]);
-        
             // Hanya update data yang diisi (tidak mengganti dengan null)
             Klaster::where('id', $klaster->id)->update(array_filter($validateData));
-        
+            
+            $serviceKMeans = new KMeansService();
+            $serviceKMeans->SSEElbowCuranmor();
+            $serviceKMeans->SSEElbowCuras();
+    
+            $hasilKMeansCuras = $serviceKMeans->hitungKMeansCuras();
+            file_put_contents(storage_path('app/public/hasil_kmeans_curas.json'), json_encode($hasilKMeansCuras));
+    
+            $hasilKMeansCuranmor = $serviceKMeans->hitungKMeansCuranmor();
+            file_put_contents(storage_path('app/public/hasil_kmeans_curanmor.json'), json_encode($hasilKMeansCuranmor));
+
+            DB::commit();
+
             return redirect('/dashboard/klaster')->with('success', 'Data Klaster Berhasil Diubah');
         } catch (\Exception $e) {
+
+            DB::rollBack();
             return redirect('/dashboard/klaster')->with('error', 'Data Klaster Gagal Diubah');
         }
         
@@ -107,11 +128,27 @@ public function update(Request $request, Klaster $klaster)
     public function destroy(Klaster $klaster)
     {
         try{
+
+            DB::beginTransaction();
             Klaster::destroy($klaster->id);
+            DB::commit();
+
+            $serviceKMeans = new KMeansService();
+            $serviceKMeans->SSEElbowCuranmor();
+            $serviceKMeans->SSEElbowCuras();
+    
+            $hasilKMeansCuras = $serviceKMeans->hitungKMeansCuras();
+            file_put_contents(storage_path('app/public/hasil_kmeans_curas.json'), json_encode($hasilKMeansCuras));
+    
+            $hasilKMeansCuranmor = $serviceKMeans->hitungKMeansCuranmor();
+            file_put_contents(storage_path('app/public/hasil_kmeans_curanmor.json'), json_encode($hasilKMeansCuranmor));
+
             return redirect('/dashboard/klaster')->with('succes', 'Data Klaster Berhasil Di Hapus');
 
         }catch (\Exception $e){
-            return redirect('/dashboard/klaster')->with('error', 'Data Klaster '. $klaster->nama_kecamatan .' Gagal Di Hapus | Hapus Data Curas Atau Curanmor Untuk Klaster '. $klaster->nama_kecamatan.' Terlebih Dahulu');
+
+            DB::rollBack();
+            return redirect('/dashboard/klaster')->with('error', 'Data Klaster '. $klaster->nama_kecamatan .' Gagal Di Hapus | Hapus Data Curas Atau Curanmor Untuk Klaster '. $klaster->nama_kecamatan.' Terlebih Dahulu '. $e->getMessage());
         }
     }
 }

app/Http/Controllers/KmeansController.php

@@ -13,23 +13,14 @@ public function KMeansCuras()
     {
         $data = Curas::select('id', 'kecamatan_id', 'klaster_id', 'jumlah_curas')->orderBy('jumlah_curas', 'asc')->get();
 
-        $k = Klaster::count('id');
         $maxIterasi = 100;
 
-        $uniqueCount = $data->unique('jumlah_curas')->count();
-        if ($uniqueCount < $k) {
-            throw new \Exception("Jumlah nilai unik pada 'jumlah_curas' ($uniqueCount) kurang dari jumlah klaster ($k). Pastikan data memiliki variasi yang cukup.");
-        }
 
-        // Ambil centroid awal yang unik
+        $centroidManual = [0, 1, 3]; 
-        // Gunakan centroid tetap
+        $centroids = collect($centroidManual)->map(function ($value) {
-
+            return ['C' => $value];
-        $centroidValues = [0, 1, 3];
-        $centroids = collect($centroidValues)->map(function ($val) {
-            return ['jumlah_curas' => $val];
         });
 
-        // Simpan centroid awal sebelum iterasi
         $centroidAwal = $centroids->toArray();
 
         $iterasi = [];
@@ -43,13 +34,13 @@ public function KMeansCuras()
                 $jarak = [];
 
                 foreach ($centroids as $idx => $centroid) {
-                    $dist = abs($item->jumlah_curas - $centroid['jumlah_curas']);
+                    $dist = abs($item->jumlah_curas - $centroid['C']);
                     $jarak["C" . ($idx + 1)] = $dist;
                 }
 
                 $iterasi[$i][] = array_merge(['kecamatan_id' => $item->kecamatan_id], $jarak);
 
-                $minIndex = array_keys($jarak, min($jarak))[0]; // e.g. "jarakC2"
+                $minIndex = array_keys($jarak, min($jarak))[0];
                 $clusterNumber = (int) str_replace("C", "", $minIndex);
 
                 $clustered[$clusterNumber][] = $item;
@@ -57,65 +48,64 @@ public function KMeansCuras()
                 $currentAssignment[$item->id] = $clusterNumber;
             }
 
-            // ✨ Cek konvergensi: jika assignment sekarang == sebelumnya, break
             if ($currentAssignment === $prevAssignment) {
                 break;
             }
 
             $prevAssignment = $currentAssignment;
 
-            
-
             // Update centroid berdasarkan rata-rata
             foreach ($clustered as $key => $group) {
                 $avg = collect($group)->avg('jumlah_curas');
                 $centroids = $centroids->map(function ($item, $index) use ($key, $avg) {
                     return $index === ($key - 1)
-                        ? ['jumlah_curas' => $avg]
+                        ? ['C' => $avg]
                         : $item;
                 });
             }
         }
-        
 
-        // Final mapping centroid ke klaster_id (aman/sedang/rawan)
+        // Final mapping centroid ke klaster_id
         $finalCentroids = $centroids->map(function ($item, $index) {
-            return ['index' => $index + 1, 'jumlah_curas' => $item['jumlah_curas']];
+            return ['index' => $index + 1, 'C' => $item['C']];
-        })->sortBy('jumlah_curas')->values();
+        })->sortBy('C')->values();
 
-        $centroidToKlaster = [];
+        $availableKlasterIDs = Klaster::orderBy('id', 'asc')->pluck('id')->values();
 
         foreach ($finalCentroids as $i => $centroid) {
-            // Klaster ID mulai dari 1 (asumsi klaster di DB bernomor 1, 2, 3, ...)
+            $centroidToKlaster[$centroid['index']] = $availableKlasterIDs[$i];
-            $centroidToKlaster[$centroid['index']] = $i + 1;
         }
 
-
-        // Update ke database
         foreach ($data as $item) {
             Curas::where('id', $item->id)->update([
                 'klaster_id' => $centroidToKlaster[$item->temp_klaster],
             ]);
         }
 
-
+        // Format centroid awal
         $centroidAwalFormatted = collect($centroidAwal)->values()->map(function ($item, $index) {
-            return ['C' . ($index + 1) => $item['jumlah_curas']];
+            return ['C' . ($index + 1) => $item['C']];
         });
-        
 
-        $hasil = [
+        // Format centroid akhir
+        $centroidAkhirFormatted = $centroids->values()->map(function ($item, $index) {
+            return ['C' . ($index + 1) => $item['C']];
+        });
+
+        $hasilKMeansCuras = [
             'centroid_awal' => $centroidAwalFormatted,
+            'centroid_akhir' => $centroidAkhirFormatted,
             'iterasi' => $iterasi
         ];
-        
+
         file_put_contents(
             storage_path('app/public/hasil_kmeans_curas.json'),
-            json_encode($hasil, JSON_PRETTY_PRINT)
+            json_encode($hasilKMeansCuras, JSON_PRETTY_PRINT)
         );
 
+
         return redirect('/dashboard/TampilHitungCuras');
-        
+
     }
 
 
@@ -123,20 +113,13 @@ public function KMeansCuranmor()
     {
         $data = Curanmor::select('id', 'kecamatan_id', 'klaster_id', 'jumlah_curanmor')->orderBy('jumlah_curanmor', 'asc')->get();
 
-        $k = Klaster::count('id');
         $maxIterasi = 100;
 
-        $uniqueCount = $data->unique('jumlah_curanmor')->count();
+        $centroidManual = [10, 20, 30]; 
-        if ($uniqueCount < $k) {
+        $centroids = collect($centroidManual)->map(function ($value) {
-            throw new \Exception("Jumlah nilai unik pada 'jumlah_curanmor' ($uniqueCount) kurang dari jumlah klaster ($k). Pastikan data memiliki variasi yang cukup.");
+            return ['C' => $value];
-        }
-
-        $centroidValues = [10, 20, 30];
-        $centroids = collect($centroidValues)->map(function ($val) {
-            return ['jumlah_curanmor' => $val];
         });
 
-        // Simpan centroid awal sebelum iterasi
         $centroidAwal = $centroids->toArray();
 
         $iterasi = [];
@@ -148,82 +131,84 @@ public function KMeansCuranmor()
 
             foreach ($data as $item) {
                 $jarak = [];
-            
+
                 foreach ($centroids as $idx => $centroid) {
-                    // Menggunakan Euclidean distance standar (akar kuadrat dari selisih kuadrat)
+                    $dist = abs($item->jumlah_curanmor - $centroid['C']);
-                    $dist = sqrt(pow($item->jumlah_curanmor - $centroid['jumlah_curanmor'], 2));
                     $jarak["C" . ($idx + 1)] = $dist;
                 }
-            
+
                 $iterasi[$i][] = array_merge(['kecamatan_id' => $item->kecamatan_id], $jarak);
-            
+
-                $minIndex = array_keys($jarak, min($jarak))[0]; // e.g. "jarakC2"
+                $minIndex = array_keys($jarak, min($jarak))[0];
                 $clusterNumber = (int) str_replace("C", "", $minIndex);
-            
+
                 $clustered[$clusterNumber][] = $item;
                 $item->temp_klaster = $clusterNumber;
                 $currentAssignment[$item->id] = $clusterNumber;
             }
-            
 
-            // ✨ Cek konvergensi: jika assignment sekarang == sebelumnya, break
             if ($currentAssignment === $prevAssignment) {
                 break;
             }
 
             $prevAssignment = $currentAssignment;
 
-            
-
             // Update centroid berdasarkan rata-rata
             foreach ($clustered as $key => $group) {
                 $avg = collect($group)->avg('jumlah_curanmor');
                 $centroids = $centroids->map(function ($item, $index) use ($key, $avg) {
                     return $index === ($key - 1)
-                        ? ['jumlah_curanmor' => $avg]
+                        ? ['C' => $avg]
                         : $item;
                 });
             }
         }
-        
 
-        // Final mapping centroid ke klaster_id (aman/sedang/rawan)
+        // Final mapping centroid ke klaster_id
         $finalCentroids = $centroids->map(function ($item, $index) {
-            return ['index' => $index + 1, 'jumlah_curanmor' => $item['jumlah_curanmor']];
+            return ['index' => $index + 1, 'C' => $item['C']];
-        })->sortBy('jumlah_curanmor')->values();
+        })->sortBy('C')->values();
 
-        $centroidToKlaster = [];
+        $availableKlasterIDs = Klaster::orderBy('id', 'asc')->pluck('id')->values();
 
         foreach ($finalCentroids as $i => $centroid) {
-            // Klaster ID mulai dari 1 (asumsi klaster di DB bernomor 1, 2, 3, ...)
+            $centroidToKlaster[$centroid['index']] = $availableKlasterIDs[$i];
-            $centroidToKlaster[$centroid['index']] = $i + 1;
         }
 
 
         // Update ke database
+
+
+
         foreach ($data as $item) {
             Curanmor::where('id', $item->id)->update([
                 'klaster_id' => $centroidToKlaster[$item->temp_klaster],
             ]);
         }
 
-
+        // Format centroid awal
         $centroidAwalFormatted = collect($centroidAwal)->values()->map(function ($item, $index) {
-            return ['C' . ($index + 1) => $item['jumlah_curanmor']];
+            return ['C' . ($index + 1) => $item['C']];
         });
-        
+
-        $hasil = [
+        // Format centroid akhir
+        $centroidAkhirFormatted = $centroids->values()->map(function ($item, $index) {
+            return ['C' . ($index + 1) => $item['C']];
+        });
+
+        $hasilKMeansCuranmor = [
             'centroid_awal' => $centroidAwalFormatted,
+            'centroid_akhir' => $centroidAkhirFormatted,
             'iterasi' => $iterasi
         ];
-        
+
         file_put_contents(
             storage_path('app/public/hasil_kmeans_curanmor.json'),
-            json_encode($hasil, JSON_PRETTY_PRINT)
+            json_encode($hasilKMeansCuranmor, JSON_PRETTY_PRINT)
         );
 
+
         return redirect('/dashboard/TampilHitungCuranmor');
-        
     }
 
 }

app/Services/KMeansService.php

@@ -21,15 +21,16 @@ public function hitungKMeansCuras()
 
         $generated = collect();
         while ($generated->count() < $k) {
-            $randomFloat = round(mt_rand($minValue * 100, $maxValue * 100) / 100, 2); 
+            $random = mt_rand($minValue, $maxValue); 
-            if (!$generated->contains($randomFloat)) {
+            if (!$generated->contains($random)) {
-                $generated->push($randomFloat);
+                $generated->push($random);
             }
         }
 
         $centroids = $generated->map(function ($value) {
-            return ['jumlah_curas' => $value];
+            return ['C' => $value];
         });
+
         $centroidAwal = $centroids->toArray();
 
         $iterasi = [];
@@ -43,7 +44,7 @@ public function hitungKMeansCuras()
                 $jarak = [];
 
                 foreach ($centroids as $idx => $centroid) {
-                    $dist = abs($item->jumlah_curas - $centroid['jumlah_curas']);
+                    $dist = abs($item->jumlah_curas - $centroid['C']);
                     $jarak["C" . ($idx + 1)] = $dist;
                 }
 
@@ -68,7 +69,7 @@ public function hitungKMeansCuras()
                 $avg = collect($group)->avg('jumlah_curas');
                 $centroids = $centroids->map(function ($item, $index) use ($key, $avg) {
                     return $index === ($key - 1)
-                        ? ['jumlah_curas' => $avg]
+                        ? ['C' => $avg]
                         : $item;
                 });
             }
@@ -76,15 +77,20 @@ public function hitungKMeansCuras()
 
         // Final mapping centroid ke klaster_id
         $finalCentroids = $centroids->map(function ($item, $index) {
-            return ['index' => $index + 1, 'jumlah_curas' => $item['jumlah_curas']];
+            return ['index' => $index + 1, 'C' => $item['C']];
-        })->sortBy('jumlah_curas')->values();
+        })->sortBy('C')->values();
+
+        $availableKlasterIDs = Klaster::orderBy('id', 'asc')->pluck('id')->values();
 
-        $centroidToKlaster = [];
         foreach ($finalCentroids as $i => $centroid) {
-            $centroidToKlaster[$centroid['index']] = $i + 1;
+            $centroidToKlaster[$centroid['index']] = $availableKlasterIDs[$i];
         }
 
+
         // Update ke database
+
+
+
         foreach ($data as $item) {
             Curas::where('id', $item->id)->update([
                 'klaster_id' => $centroidToKlaster[$item->temp_klaster],
@@ -93,12 +99,12 @@ public function hitungKMeansCuras()
 
         // Format centroid awal
         $centroidAwalFormatted = collect($centroidAwal)->values()->map(function ($item, $index) {
-            return ['C' . ($index + 1) => $item['jumlah_curas']];
+            return ['C' . ($index + 1) => $item['C']];
         });
 
         // Format centroid akhir
         $centroidAkhirFormatted = $centroids->values()->map(function ($item, $index) {
-            return ['C' . ($index + 1) => $item['jumlah_curas']];
+            return ['C' . ($index + 1) => $item['C']];
         });
 
         return [
@@ -115,20 +121,22 @@ public function hitungKMeansCuranmor()
         $k = Klaster::count('id');
         $maxIterasi = 100;
 
+        // Ambil centroid awal yang unik
         $minValue = $data->min('jumlah_curanmor');
         $maxValue = $data->max('jumlah_curanmor');
 
         $generated = collect();
         while ($generated->count() < $k) {
-            $randomFloat = round(mt_rand($minValue * 100, $maxValue * 100) / 100, 2); 
+            $random = mt_rand($minValue, $maxValue); 
-            if (!$generated->contains($randomFloat)) {
+            if (!$generated->contains($random)) {
-                $generated->push($randomFloat);
+                $generated->push($random);
             }
         }
 
         $centroids = $generated->map(function ($value) {
-            return ['jumlah_curanmor' => $value];
+            return ['C' => $value];
         });
+
         $centroidAwal = $centroids->toArray();
 
         $iterasi = [];
@@ -142,13 +150,13 @@ public function hitungKMeansCuranmor()
                 $jarak = [];
 
                 foreach ($centroids as $idx => $centroid) {
-                    $dist = abs($item->jumlah_curanmor - $centroid['jumlah_curanmor']);
+                    $dist = abs($item->jumlah_curanmor - $centroid['C']);
                     $jarak["C" . ($idx + 1)] = $dist;
                 }
 
                 $iterasi[$i][] = array_merge(['kecamatan_id' => $item->kecamatan_id], $jarak);
 
-                $minIndex = array_keys($jarak, min($jarak))[0]; // e.g. "jarakC2"
+                $minIndex = array_keys($jarak, min($jarak))[0];
                 $clusterNumber = (int) str_replace("C", "", $minIndex);
 
                 $clustered[$clusterNumber][] = $item;
@@ -156,77 +164,78 @@ public function hitungKMeansCuranmor()
                 $currentAssignment[$item->id] = $clusterNumber;
             }
 
-            // ✨ Cek konvergensi: jika assignment sekarang == sebelumnya, break
             if ($currentAssignment === $prevAssignment) {
                 break;
             }
 
             $prevAssignment = $currentAssignment;
 
-            
-
             // Update centroid berdasarkan rata-rata
             foreach ($clustered as $key => $group) {
                 $avg = collect($group)->avg('jumlah_curanmor');
                 $centroids = $centroids->map(function ($item, $index) use ($key, $avg) {
                     return $index === ($key - 1)
-                        ? ['jumlah_curanmor' => $avg]
+                        ? ['C' => $avg]
                         : $item;
                 });
             }
         }
-        
 
-        // Final mapping centroid ke klaster_id (aman/sedang/rawan)
+        // Final mapping centroid ke klaster_id
         $finalCentroids = $centroids->map(function ($item, $index) {
-            return ['index' => $index + 1, 'jumlah_curanmor' => $item['jumlah_curanmor']];
+            return ['index' => $index + 1, 'C' => $item['C']];
-        })->sortBy('jumlah_curanmor')->values();
+        })->sortBy('C')->values();
 
-        $centroidToKlaster = [];
+        $availableKlasterIDs = Klaster::orderBy('id', 'asc')->pluck('id')->values();
 
         foreach ($finalCentroids as $i => $centroid) {
-            // Klaster ID mulai dari 1 (asumsi klaster di DB bernomor 1, 2, 3, ...)
+            $centroidToKlaster[$centroid['index']] = $availableKlasterIDs[$i];
-            $centroidToKlaster[$centroid['index']] = $i + 1;
         }
 
 
         // Update ke database
+
+
+
         foreach ($data as $item) {
             Curanmor::where('id', $item->id)->update([
                 'klaster_id' => $centroidToKlaster[$item->temp_klaster],
             ]);
         }
 
-
+        // Format centroid awal
         $centroidAwalFormatted = collect($centroidAwal)->values()->map(function ($item, $index) {
-            return ['C' . ($index + 1) => $item['jumlah_curanmor']];
+            return ['C' . ($index + 1) => $item['C']];
         });
-        
+
+        // Format centroid akhir
+        $centroidAkhirFormatted = $centroids->values()->map(function ($item, $index) {
+            return ['C' . ($index + 1) => $item['C']];
+        });
+
         return [
             'centroid_awal' => $centroidAwalFormatted,
+            'centroid_akhir' => $centroidAkhirFormatted,
             'iterasi' => $iterasi
         ];
-        
     }
 
-    public function SSEElbowCuras()
+     public function SSEElbowCuranmor()
     {
-        $data = Curas::select('id', 'jumlah_curas')->get();
+        $data = Curanmor::select('id', 'jumlah_curanmor')->get();
         $maxK = 10;
         $maxIterasi = 100;
         $elbowData = [];
 
-        // Ambil nilai minimum dan maksimum dari jumlah_curas
+        $min = $data->min('jumlah_curanmor');
-        $min = $data->min('jumlah_curas');
+        $max = $data->max('jumlah_curanmor');
-        $max = $data->max('jumlah_curas');
 
+        // Loop untuk setiap nilai k dari 2 hingga maxK
         for ($k = 2; $k <= $maxK; $k++) {
-            // Inisialisasi centroid awal sebagai float acak dalam rentang min-max
             $centroids = collect(range(1, $k))->map(function () use ($min, $max) {
-                return ['jumlah_curas' => mt_rand($min * 100, $max * 100) / 100];
+                return ['jumlah_curanmor' => mt_rand($min, $max)];
             });
 
-            $centroidAwal = $centroids->pluck('jumlah_curas')->toArray();
             $prevAssignment = [];
 
             for ($iter = 0; $iter < $maxIterasi; $iter++) {
@@ -236,22 +245,104 @@ public function SSEElbowCuras()
                 foreach ($data as $item) {
                     $jarak = [];
 
+                    // Hitung jarak antara data dan setiap centroid
                     foreach ($centroids as $idx => $centroid) {
-                        $dist = abs($item->jumlah_curas - $centroid['jumlah_curas']);
+                        $dist = abs($item->jumlah_curanmor - $centroid['jumlah_curanmor']);
                         $jarak[$idx] = $dist;
                     }
 
+                    // Tentukan cluster dengan jarak terdekat
                     $minIndex = array_keys($jarak, min($jarak))[0];
                     $clustered[$minIndex][] = $item;
                     $currentAssignment[$item->id] = $minIndex;
                 }
 
+                // Jika tidak ada perubahan cluster, break
                 if ($currentAssignment === $prevAssignment) {
                     break;
                 }
 
                 $prevAssignment = $currentAssignment;
 
+                // Update centroid dengan rata-rata cluster
+                foreach ($clustered as $key => $group) {
+                    $avg = collect($group)->avg('jumlah_curanmor');
+                    $centroids = $centroids->map(function ($centroid, $idx) use ($key, $avg) {
+                        return $idx == $key
+                            ? ['jumlah_curanmor' => $avg]
+                            : $centroid;
+                    });
+                }
+            }
+
+            // Hitung SSE (Sum of Squared Errors)
+            $sse = 0;
+            foreach ($clustered as $key => $group) {
+                $centroidVal = $centroids[$key]['jumlah_curanmor'];
+                foreach ($group as $item) {
+                    $sse += pow($item->jumlah_curanmor - $centroidVal, 2);
+                }
+            }
+
+            // Simpan SSE untuk nilai k
+            $elbowData[] = [
+                'k' => $k,
+                'sse' => round($sse, 4)
+            ];
+        }
+
+        // Simpan hasil SSE untuk setiap k ke file JSON
+        file_put_contents(
+            storage_path('app/public/sse_elbow_curanmor.json'),
+            json_encode($elbowData, JSON_PRETTY_PRINT)
+        );
+    }
+
+    public function SSEElbowCuras()
+    {
+        $data = Curas::select('id', 'jumlah_curas')->get();
+        $maxK = 10;
+        $maxIterasi = 100;
+        $elbowData = [];
+
+        $min = $data->min('jumlah_curas');
+        $max = $data->max('jumlah_curas');
+
+        // Loop untuk setiap nilai k dari 2 hingga maxK
+        for ($k = 2; $k <= $maxK; $k++) {
+            $centroids = collect(range(1, $k))->map(function () use ($min, $max) {
+                return ['jumlah_curas' => mt_rand($min, $max)];
+            });
+
+            $prevAssignment = [];
+
+            for ($iter = 0; $iter < $maxIterasi; $iter++) {
+                $clustered = [];
+                $currentAssignment = [];
+
+                foreach ($data as $item) {
+                    $jarak = [];
+
+                    // Hitung jarak antara data dan setiap centroid
+                    foreach ($centroids as $idx => $centroid) {
+                        $dist = abs($item->jumlah_curas - $centroid['jumlah_curas']);
+                        $jarak[$idx] = $dist;
+                    }
+
+                    // Tentukan cluster dengan jarak terdekat
+                    $minIndex = array_keys($jarak, min($jarak))[0];
+                    $clustered[$minIndex][] = $item;
+                    $currentAssignment[$item->id] = $minIndex;
+                }
+
+                // Jika tidak ada perubahan cluster, break
+                if ($currentAssignment === $prevAssignment) {
+                    break;
+                }
+
+                $prevAssignment = $currentAssignment;
+
+                // Update centroid dengan rata-rata cluster
                 foreach ($clustered as $key => $group) {
                     $avg = collect($group)->avg('jumlah_curas');
                     $centroids = $centroids->map(function ($centroid, $idx) use ($key, $avg) {
@@ -262,7 +353,7 @@ public function SSEElbowCuras()
                 }
             }
 
-            // Hitung SSE
+            // Hitung SSE (Sum of Squared Errors)
             $sse = 0;
             foreach ($clustered as $key => $group) {
                 $centroidVal = $centroids[$key]['jumlah_curas'];
@@ -271,96 +362,22 @@ public function SSEElbowCuras()
                 }
             }
 
+            // Simpan SSE untuk nilai k
             $elbowData[] = [
                 'k' => $k,
-                'sse' => $sse,
+                'sse' => round($sse, 4)
-                'centroid_awal' => $centroidAwal
             ];
         }
 
-        
+        // Simpan hasil SSE untuk setiap k ke file JSON
-
         file_put_contents(
             storage_path('app/public/sse_elbow_curas.json'),
             json_encode($elbowData, JSON_PRETTY_PRINT)
         );
     }
 
-    
 
-    public function SSEElbowCuranmor()
+
-    {
+
-        $data = Curanmor::select('id', 'jumlah_curanmor')->get();
-        $maxK = 10;
-        $maxIterasi = 100;
-        $elbowData = [];
-    
-        for ($k = 2; $k <= $maxK; $k++) {
-            // Inisialisasi centroid awal secara acak
-            $centroids = $data->unique('jumlah_curanmor')->shuffle()->take($k)->values()->map(function ($item) {
-                return ['jumlah_curanmor' => $item->jumlah_curanmor];
-            });
-    
-            // Simpan centroid awal sebagai array angka
-            $centroidAwal = $centroids->pluck('jumlah_curanmor')->toArray();
-    
-            $prevAssignment = [];
-    
-            for ($iter = 0; $iter < $maxIterasi; $iter++) {
-                $clustered = [];
-                $currentAssignment = [];
-    
-                foreach ($data as $item) {
-                    $jarak = [];
-    
-                    foreach ($centroids as $idx => $centroid) {
-                        $dist = abs($item->jumlah_curanmor - $centroid['jumlah_curanmor']);
-                        $jarak[$idx] = $dist;
-                    }
-    
-                    $minIndex = array_keys($jarak, min($jarak))[0];
-                    $clustered[$minIndex][] = $item;
-                    $currentAssignment[$item->id] = $minIndex;
-                }
-    
-                if ($currentAssignment === $prevAssignment) {
-                    break;
-                }
-    
-                $prevAssignment = $currentAssignment;
-    
-                // Update centroid
-                foreach ($clustered as $key => $group) {
-                    $avg = collect($group)->avg('jumlah_curanmor');
-                    $centroids = $centroids->map(function ($centroid, $idx) use ($key, $avg) {
-                        return $idx == $key
-                            ? ['jumlah_curanmor' => $avg]
-                            : $centroid;
-                    });
-                }
-            }
-    
-            // Hitung SSE untuk k saat ini
-            $sse = 0;
-            foreach ($clustered as $key => $group) {
-                $centroidVal = $centroids[$key]['jumlah_curanmor'];
-                foreach ($group as $item) {
-                    $sse += pow($item->jumlah_curanmor - $centroidVal, 2);
-                }
-            }
-    
-            $elbowData[] = [
-                'k' => $k,
-                'sse' => $sse,
-                'centroid_awal' => $centroidAwal
-            ];
-        }
-    
-        // Simpan ke file
-        file_put_contents(
-            storage_path('app/public/sse_elbow_curanmor.json'),
-            json_encode($elbowData, JSON_PRETTY_PRINT)
-        );
-    }
 
 }

database/migrations/2025_02_20_164705_create_curas_table.php

@@ -17,7 +17,7 @@ public function up(): void
                 table: 'kecamatans', indexName: 'curas_kecamatan_id');
             $table->float('jumlah_curas');
             $table->foreignId('klaster_id')->nullable()->constrained(
-                table: 'klasters', indexName: 'curas_klaster_id');
+                table: 'klasters', indexName: 'curas_klaster_id')->nullOnDelete();
             $table->timestamps();
         });
     }

database/migrations/2025_02_20_164712_create_curanmors_table.php

@@ -17,7 +17,7 @@ public function up(): void
                 table: 'kecamatans', indexName: 'curanmor_kecamatan_id');
             $table->float('jumlah_curanmor');
             $table->foreignId('klaster_id')->nullable()->constrained(
-                table: 'klasters', indexName: 'klaster_kecamatan_id');
+                table: 'klasters', indexName: 'klaster_kecamatan_id')->nullOnDelete();
             $table->timestamps();
         });
     }

public/assets/js/chart-custom.js

@@ -5213,12 +5213,11 @@ if (jQuery("#editor").length) {
       valueAxis.title.text = "Nilai SSE";
 
       let lineSeries = chart.series.push(new am4charts.LineSeries());
-      
       lineSeries.dataFields.valueY = "sse";
       lineSeries.dataFields.categoryX = "k";
       lineSeries.name = "SSE";
       lineSeries.strokeWidth = 2;
-      lineSeries.tooltipText = "K={categoryX}\nSSE={valueY}\nCentroid Awal: {centroid_awal}";
+      lineSeries.tooltipText = "K={categoryX}\nSSE={valueY}";  // Tooltip tanpa centroid_awal
       lineSeries.tensionX = 1;
 
       let bullet = lineSeries.bullets.push(new am4charts.CircleBullet());
@@ -5236,20 +5235,19 @@ if (jQuery("#editor").length) {
         fetch(`/storage/sse_elbow_${type}.json`)
           .then(response => response.json())
           .then(data => {
+            // Format data untuk chart
             chart.data = data.map(item => ({
               k: item.k,
-              sse: item.sse,
+              sse: item.sse
-              centroid_awal: item.centroid_awal.join(", ")
             }));
             console.log("Data yang dimuat ke chart:", chart.data);
-
           });
       }
 
-      // Load data default saat pertama kali (curas)
+      // Load data default saat pertama kali (curanmor)
       loadChartData('curanmor');
 
-      // Event listener dropdown
+      // Event listener dropdown untuk memilih tipe data
       document.querySelectorAll('.chart-option').forEach(item => {
         item.addEventListener('click', function(e) {
           e.preventDefault();

resources/views/admin/dashboardListCuras.blade.php

@@ -11,7 +11,8 @@
                     </div>
                     <a href="/dashboard/curas/create" class="btn btn-primary add-list"><i class="las la-plus mr-3"></i>Tambah Kasus Curas</a>
                 </div>
-                @if (session()->has('succes'))
+            </div>
+            @if (session()->has('succes'))
                 <div class="alert alert-success" role="alert">
                     {{ session('succes') }}
                 </div>
@@ -21,7 +22,7 @@
                     {{ session('error') }}
                 </div>
             @endif
-            </div>
+
             <div class="col-lg-12">
                 <div class="table-responsive rounded mb-3">
                 <table class="data-table table mb-0 tbl-server-info">

resources/views/admin/dashboardListKecamatan.blade.php

@@ -35,7 +35,7 @@
                                 </div>
                             </th>
                             <th>No</th>
-                            <th>Nama Kecamatan</th>
+                            <th class="text-center">Nama Kecamatan</th>
                             <th>Action</th>
                         </tr>
                     </thead>
@@ -50,7 +50,7 @@
                             </td>
                             <td>{{ $kecamatan -> id }}</td>
                             <td>{{ $kecamatan -> nama_kecamatan }}</td>
-                            <td>
+                            <td class="text-center">
                                 <div class="d-flex align-items-center list-action">
                                     <a class="badge bg-success mr-2" data-toggle="tooltip" data-placement="top" title="" 
                                         href="/dashboard/kecamatan/{{ $kecamatan ->id}}/edit"><i class="ri-pencil-line mr-0"></i></a>

resources/views/admin/dashboardListKlaster.blade.php

@@ -13,15 +13,15 @@
                 </div>
             </div>
             @if (session()->has('succes'))
-                    <div class="alert alert-success" role="alert">
+                <div class="alert alert-success" role="alert">
-                        {{ session('succes') }}
+                    {{ session('succes') }}
-                    </div>
+                </div>
-                @endif
+            @endif
-                @if (session()->has('error'))
+            @if (session()->has('error'))
-                    <div class="alert alert-danger" role="alert">
+                <div class="alert alert-danger" role="alert">
-                        {{ session('error') }}
+                    {{ session('error') }}
-                    </div>
+                </div>
-                @endif
+            @endif
             <div class="col-lg-12">
                 <div class="table-responsive rounded mb-3">
                 <table class="data-table table mb-0 tbl-server-info">

resources/views/components/layoutAdmin.blade.php

@@ -357,12 +357,11 @@ class="rounded profile-img img-fluid avatar-70">
                 <div class="row">
                     <div class="col-lg-6">
                         <ul class="list-inline mb-0">
-                            <li class="list-inline-item"><a href="../backend/privacy-policy.html">Privacy Policy</a></li>
+                            <li class="list-inline-item">Designed By : <a target="blank" href="https://iqonic.design/">Iconic.Design</a></li>
-                            <li class="list-inline-item"><a href="../backend/terms-of-service.html">Terms of Use</a></li>
                         </ul>
                     </div>
                     <div class="col-lg-6 text-right">
-                        <span class="mr-1"><script>document.write(new Date().getFullYear())</script>©</span> <a href="#" class="">POS Dash</a>.
+                        <span class="mr-1"><script>document.write(new Date().getFullYear())</script>©</span> <a href="/" class="">KProtect</a>.
                     </div>
                 </div>
             </div>