feat(laporan): tambah filter branch pada laporan permohonan

Menambahkan fitur filter berdasarkan cabang pada laporan permohonan:
- Mengimplementasikan filter branch pada controller LaporanPermohonanController
- Mengimplementasikan filter branch pada export LaporanPermohonanExport
- Menambahkan dropdown filter cabang pada halaman index
- Mengimplementasikan filter cabang pada JavaScript untuk datatable
- Menambahkan parameter branch_id pada URL ekspor data
- Memastikan filter cabang berfungsi baik pada tampilan datatable maupun pada ekspor data

resources/views/laporan_permohonan/index.blade.php

@@ -22,6 +22,14 @@
                             <input placeholder="Tanggal Akhir" id="end_date" type="date">
                         </label>
                     </div>
+                    <div class="flex">
+                        <select class="select select-sm" id="branch_filter">
+                            <option value="">Semua Cabang</option>
+                            @foreach(\Modules\Basicdata\Models\Branch::where('status', 1)->get() as $branch)
+                                <option value="{{ $branch->id }}">{{ $branch->name }}</option>
+                            @endforeach
+                        </select>
+                    </div>
                     <div class="flex">
                         <select class="select select-sm" id="status_filter">
                             <option value="">Semua Status</option>
@@ -30,6 +38,7 @@
                             @endforeach
                         </select>
                     </div>
+
                     <div class="flex">
                         <button class="btn btn-sm btn-primary" id="filter_tanggal">Filter</button>
                     </div>
@@ -113,6 +122,7 @@
         const startDateInput = document.getElementById('start_date');
         const endDateInput = document.getElementById('end_date');
         const statusFilter = document.getElementById('status_filter');
+        const branchFilter = document.getElementById('branch_filter');
         const filterTanggalButton = document.getElementById('filter_tanggal');
         const exportBtn = document.getElementById('export-btn');
 
@@ -209,6 +219,7 @@
             const startDate = startDateInput.value;
             const endDate = endDateInput.value;
             const status = statusFilter.value;
+            const branch = branchFilter.value;
 
             if (searchInput.value) {
                 filters.search = searchInput.value;
@@ -226,6 +237,10 @@
                 filters.status = status;
             }
 
+            if (branch) {
+                filters.branch_id = branch;
+            }
+
             dataTable.search(filters);
         }
 
@@ -251,6 +266,11 @@
                 url.searchParams.delete('status');
             }
 
+            if (branchFilter.value) {
+                url.searchParams.set('branch_id', branchFilter.value);
+            } else {
+                url.searchParams.delete('branch_id');
+            }
 
             if (searchInput.value) {
                 url.searchParams.set('search', searchInput.value);