Updated client contract table and notification table, multiselect

app/Http/Controllers/ContractController.php

@@ -4,6 +4,8 @@
 
 use App\Models\Contract;
 use Illuminate\Http\Request;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Validation\Rule;
 use Inertia\Inertia;
 
 class ContractController extends Controller
@@ -58,4 +60,71 @@ public function update(Contract $contract, Request $request)
         ]);
 
     }
+
+    public function segment(Request $request)
+    {
+        $data = $request->validate([
+            'segment_id' => ['required', 'integer', Rule::exists('segments', 'id')->where('active', true)],
+            'contracts' => ['required', 'array', 'min:1'],
+            'contracts.*' => ['string', Rule::exists('contracts', 'uuid')],
+        ]);
+
+        $segmentId = (int) $data['segment_id'];
+        $uuids = array_values($data['contracts']);
+
+        $contracts = Contract::query()
+            ->whereIn('uuid', $uuids)
+            ->get(['id', 'client_case_id']);
+
+        DB::transaction(function () use ($contracts, $segmentId) {
+            foreach ($contracts as $contract) {
+                // Ensure the segment is attached to the client case and active
+                $attached = DB::table('client_case_segment')
+                    ->where('client_case_id', $contract->client_case_id)
+                    ->where('segment_id', $segmentId)
+                    ->first();
+
+                if (! $attached) {
+                    DB::table('client_case_segment')->insert([
+                        'client_case_id' => $contract->client_case_id,
+                        'segment_id' => $segmentId,
+                        'active' => true,
+                        'created_at' => now(),
+                        'updated_at' => now(),
+                    ]);
+                } elseif (! $attached->active) {
+                    DB::table('client_case_segment')
+                        ->where('id', $attached->id)
+                        ->update(['active' => true, 'updated_at' => now()]);
+                }
+
+                // Deactivate all current contract segments
+                DB::table('contract_segment')
+                    ->where('contract_id', $contract->id)
+                    ->update(['active' => false, 'updated_at' => now()]);
+
+                // Activate or attach the target segment
+                $pivot = DB::table('contract_segment')
+                    ->where('contract_id', $contract->id)
+                    ->where('segment_id', $segmentId)
+                    ->first();
+
+                if ($pivot) {
+                    DB::table('contract_segment')
+                        ->where('id', $pivot->id)
+                        ->update(['active' => true, 'updated_at' => now()]);
+                } else {
+                    DB::table('contract_segment')->insert([
+                        'contract_id' => $contract->id,
+                        'segment_id' => $segmentId,
+                        'active' => true,
+                        'created_at' => now(),
+                        'updated_at' => now(),
+                    ]);
+                }
+            }
+        });
+
+        return back()->with('success', __('Pogodbe so bile preusmerjene v izbrani segment.'));
+    }
 }