<?php

namespace App\Http\Controllers;

use App\Models\LogActivity;
use App\Models\MappingUnitKerjaPegawai;
use App\Models\FileDirectory;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;

class LogActivityController extends Controller
{
    public function index(){
        $data =[
            'title' => 'Log Aktivitas'
        ];
        return view('logActivity.index', $data);
    }

    public function datatable(){
        $perPage = (int) request('per_page', 10);
        $keyword = request('keyword');
        $start   = request('start_date');
        $end     = request('end_date');
        $mapping = MappingUnitKerjaPegawai::where('statusenabled', true)
                ->where('objectpegawaifk', auth()->user()->dataUser->id)
                ->get(['objectunitkerjapegawaifk', 'objectsubunitkerjapegawaifk']);
        $unitIds = $mapping->pluck('objectunitkerjapegawaifk')
            ->filter()      // buang null
            ->unique()
            ->values()
            ->all();
        $query = FileDirectory::withCount(['viewLogs as total_views' => function($q){
                    $q->select(DB::raw('COUNT(DISTINCT pegawai_id_entry)'));
                }])->withCount(['downloadLogs as total_download' => function($q){
                    $q->select(DB::raw('COUNT(DISTINCT pegawai_id_entry)'));
                }])
                ->where('statusenabled', true)
                ->where('status_action', 'approved')
                ->whereIn('id_unit_kerja', $unitIds)
                ->orderBy('entry_at','desc');

        if($keyword){
            $query->where(function($q) use ($keyword){
                $q->where('file', 'ILIKE', "%{$keyword}%")
                  ->orWhere('no_dokumen', 'ILIKE', "%{$keyword}%");
            });
        }

        if($start){
            $query->whereDate('entry_at','>=',$start);
        }
        if($end){
            $query->whereDate('entry_at','<=',$end);
        }

        $paginated = $query->paginate($perPage);
        $data = $paginated->getCollection()->map(function($item){
            $parts = array_values(array_filter(explode('/', $item->file)));
            return [
                'id' => $item->file_directory_id,
                'nama_dokumen' => $item->nama_dokumen,
                'no_dokumen' => $item->no_dokumen ?? '-',
                'unit' => $parts[0],
                'sub_unit' => $parts[1],
                'kategori' => $parts[2],
                'entry_at' => $item->entry_at,
                'pengunggah' => $item->pegawai_nama_entry,
                'total_views' => $item->total_views ?? 0,
                'total_download' => $item->total_download ?? 0,
            ];
        });

        return response()->json([
            'status' => true,
            'data' => $data,
            'pagination' => [
                'current_page' => $paginated->currentPage(),
                'next_page' => $paginated->hasMorePages() ? $paginated->currentPage() + 1 : null,
                'has_more' =>  $paginated->hasMorePages(),
                'last_page' => $paginated->lastPage(),
                'per_page' => $paginated->perPage(),
                'total' => $paginated->total(),
            ]
        ]);
    }

    public function detailByFile($fileDirectoryId)
     {
        $perPage = max(1, (int) request('per_page', 10));
        $keyword = request('keyword');

        $query = LogActivity::select(
                    'pegawai_id_entry',
                    'pegawai_nama_entry',
                    DB::raw('COUNT(*) as total_open'),
                    DB::raw('MAX(entry_at) as last_open')
                )
                ->where('file_directory_id', $fileDirectoryId)
                ->where('statusenabled', true)
                ->where('action_type', 'Membuka Dokumen')
                ->groupBy('pegawai_id_entry', 'pegawai_nama_entry')
                ->orderByDesc('total_open');

        if($keyword){
            $query->havingRaw('pegawai_nama_entry ILIKE ?', ["%{$keyword}%"]);
        }

        $paginated = $query->paginate($perPage);
        $logs = $paginated->items();

        return response()->json([
            'status' => true,
            'data' => $logs,
            'pagination' => [
                'current_page' => $paginated->currentPage(),
                'last_page' => $paginated->lastPage(),
                'per_page' => $paginated->perPage(),
                'total' => $paginated->total(),
            ]
        ]);
    }

   
}