Client contracts view added excel export option

app/Http/Controllers/ClientController.php

@@ -2,10 +2,14 @@
 
 namespace App\Http\Controllers;
 
+use App\Exports\ClientContractsExport;
+use App\Http\Requests\ExportClientContractsRequest;
 use App\Models\Client;
 use DB;
 use Illuminate\Http\Request;
+use Illuminate\Support\Str;
 use Inertia\Inertia;
+use Maatwebsite\Excel\Facades\Excel;
 
 class ClientController extends Controller
 {
@@ -175,6 +179,83 @@ public function contracts(Client $client, Request $request)
         ]);
     }
 
+    public function exportContracts(ExportClientContractsRequest $request, Client $client)
+    {
+        $data = $request->validated();
+        $columns = array_values(array_unique($data['columns']));
+        
+        $from = $data['from'] ?? null;
+        $to = $data['to'] ?? null;
+        $search = $data['search'] ?? null;
+        $segmentsParam = $data['segments'] ?? null;
+        $segmentIds = $segmentsParam ? array_filter(explode(',', $segmentsParam)) : [];
+
+        $query = \App\Models\Contract::query()
+            ->whereHas('clientCase', function ($q) use ($client) {
+                $q->where('client_id', $client->id);
+            })
+            ->with([
+                'clientCase:id,uuid,person_id',
+                'clientCase.person:id,full_name',
+                'segments' => function ($q) {
+                    $q->wherePivot('active', true)->select('segments.id', 'segments.name');
+                },
+                'account:id,accounts.contract_id,balance_amount',
+            ])
+            ->select(['id', 'uuid', 'reference', 'start_date', 'client_case_id'])
+            ->whereNull('deleted_at')
+            ->when($from || $to, function ($q) use ($from, $to) {
+                if (! empty($from)) {
+                    $q->whereDate('start_date', '>=', $from);
+                }
+                if (! empty($to)) {
+                    $q->whereDate('start_date', '<=', $to);
+                }
+            })
+            ->when($search, function ($q) use ($search) {
+                $q->where(function ($inner) use ($search) {
+                    $inner->where('reference', 'ilike', '%'.$search.'%')
+                        ->orWhereHas('clientCase.person', function ($p) use ($search) {
+                            $p->where('full_name', 'ilike', '%'.$search.'%');
+                        });
+                });
+            })
+            ->when($segmentIds, function ($q) use ($segmentIds) {
+                $q->whereHas('segments', function ($s) use ($segmentIds) {
+                    $s->whereIn('segments.id', $segmentIds)
+                        ->where('contract_segment.active', true);
+                });
+            })
+            ->orderByDesc('start_date');
+
+        if (($data['scope'] ?? ExportClientContractsRequest::SCOPE_ALL) === ExportClientContractsRequest::SCOPE_CURRENT) {
+            $page = max(1, (int) ($data['page'] ?? 1));
+            $perPage = max(1, min(200, (int) ($data['per_page'] ?? 15)));
+            $query->forPage($page, $perPage);
+        }
+
+        $filename = $this->buildExportFilename($client);
+
+        return Excel::download(new ClientContractsExport($query, $columns), $filename);
+    }
+
+    private function buildExportFilename(Client $client): string
+    {
+        $datePrefix = now()->format('dmy');
+        $clientName = $this->slugify($client->person?->full_name ?? 'stranka');
+        
+        return sprintf('%s_%s-Pogodbe.xlsx', $datePrefix, $clientName);
+    }
+
+    private function slugify(?string $value): string
+    {
+        if (empty($value)) {
+            return 'data';
+        }
+
+        return Str::slug($value, '-') ?: 'data';
+    }
+
     public function store(Request $request)
     {