<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;

class RiwayatAktivitasController extends Controller
{
    public function index(Request $request)
    {
        $search = $request->query('search');
        $fasyankes_filter = $request->query('fasyankes');
        $tgl_mulai = $request->query('tgl_mulai');
        $tgl_selesai = $request->query('tgl_selesai');

        // Ambil daftar fasyankes untuk dropdown filter
        $fasyankes_list = DB::table('fasyankes')
            ->select('id_fasyankes', 'nama_fasyankes')
            ->get();

        $query = DB::table('log_aktivitas')
            ->leftJoin('petugas', 'log_aktivitas.id_petugas', '=', 'petugas.id_petugas')
            ->leftJoin('fasyankes', 'petugas.id_fasyankes', '=', 'fasyankes.id_fasyankes')
            ->select(
                'log_aktivitas.*',
                'petugas.id_petugas',
                'petugas.nama_petugas',
                'petugas.email',
                'petugas.role',
                'fasyankes.nama_fasyankes'
            );

        // FILTER SEARCH
        if (!empty($search)) {
            $query->where(function ($q) use ($search) {
                $q->where('petugas.nama_petugas', 'like', "%{$search}%")
                  ->orWhere('petugas.email', 'like', "%{$search}%")
                  ->orWhere('petugas.id_petugas', 'like', "%{$search}%")
                  ->orWhere('fasyankes.nama_fasyankes', 'like', "%{$search}%")
                  ->orWhere('log_aktivitas.aktivitas', 'like', "%{$search}%");
            });
        }

        // FILTER FASYANKES
        if (!empty($fasyankes_filter)) {
            $query->where('fasyankes.id_fasyankes', $fasyankes_filter);
        }

        // FILTER TANGGAL
        if (!empty($tgl_mulai)) {
            $query->whereDate('log_aktivitas.created_at', '>=', $tgl_mulai);
        }

        if (!empty($tgl_selesai)) {
            $query->whereDate('log_aktivitas.created_at', '<=', $tgl_selesai);
        }

        $riwayat = $query
            ->orderBy('log_aktivitas.created_at', 'desc')
            ->paginate(15)
            ->appends($request->all());

        return view('riwayat-aktivitas', compact('riwayat', 'fasyankes_list'));
    }

    public function export(Request $request)
    {
        $search = $request->query('search');
        $fasyankes_filter = $request->query('fasyankes');
        $tgl_mulai = $request->query('tgl_mulai');
        $tgl_selesai = $request->query('tgl_selesai');

        $query = DB::table('log_aktivitas')
            ->leftJoin('petugas', 'log_aktivitas.id_petugas', '=', 'petugas.id_petugas')
            ->leftJoin('fasyankes', 'petugas.id_fasyankes', '=', 'fasyankes.id_fasyankes')
            ->select(
                'petugas.id_petugas',
                'petugas.nama_petugas',
                'petugas.email',
                'petugas.role',
                'fasyankes.nama_fasyankes',
                'log_aktivitas.aktivitas',
                'log_aktivitas.created_at'
            );

        // FILTER SEARCH
        if (!empty($search)) {
            $query->where(function ($q) use ($search) {
                $q->where('petugas.nama_petugas', 'like', "%{$search}%")
                  ->orWhere('petugas.email', 'like', "%{$search}%")
                  ->orWhere('petugas.id_petugas', 'like', "%{$search}%")
                  ->orWhere('fasyankes.nama_fasyankes', 'like', "%{$search}%")
                  ->orWhere('log_aktivitas.aktivitas', 'like', "%{$search}%");
            });
        }

        // FILTER FASYANKES
        if (!empty($fasyankes_filter)) {
            $query->where('fasyankes.id_fasyankes', $fasyankes_filter);
        }

        // FILTER TANGGAL
        if (!empty($tgl_mulai)) {
            $query->whereDate('log_aktivitas.created_at', '>=', $tgl_mulai);
        }

        if (!empty($tgl_selesai)) {
            $query->whereDate('log_aktivitas.created_at', '<=', $tgl_selesai);
        }

        $data = $query
            ->orderBy('log_aktivitas.created_at', 'desc')
            ->get();

        $filename = "Riwayat_Aktivitas_" . date('Ymd_His') . ".xls";

        header("Content-Type: application/vnd.ms-excel");
        header("Content-Disposition: attachment; filename=\"$filename\"");

        echo '<table border="1">';
        echo '
        <tr>
            <th>No</th>
            <th>ID Petugas</th>
            <th>Nama Petugas</th>
            <th>Email</th>
            <th>Role</th>
            <th>Fasyankes</th>
            <th>Aktivitas</th>
            <th>Waktu</th>
        </tr>';

        foreach ($data as $key => $r) {

            echo '<tr>';
            echo '<td>' . ($key + 1) . '</td>';
            echo '<td>' . ($r->id_petugas ?? '-') . '</td>';
            echo '<td>' . ($r->nama_petugas ?? '-') . '</td>';
            echo '<td>' . ($r->email ?? '-') . '</td>';
            echo '<td>' . ($r->role ?? '-') . '</td>';
            echo '<td>' . ($r->nama_fasyankes ?? '-') . '</td>';
            echo '<td>' . $r->aktivitas . '</td>';
            echo '<td>' . date('d M Y H:i', strtotime($r->created_at)) . '</td>';
            echo '</tr>';
        }

        echo '</table>';
        exit;
    }
}