<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use App\Models\{Matting, User, Cat};
use App\Exports\MattingExport;
use Maatwebsite\Excel\Facades\Excel;
use Barryvdh\DomPDF\Facade\Pdf;
use Carbon\Carbon;

class MattingReportController extends Controller
{
    public function index(Request $request)
    {
        // 1. Eager Loading Lengkap (Sire, Dam, PIC, dan Detail Anak)
$query = Matting::with(['sire', 'dam', 'pic', 'kittens.cat'])->withCount('kittens');
        // 2. Filter Nama Indukan (Sire atau Dam)
        if ($request->filled('parent_name')) {
            $name = $request->parent_name;
            $query->where(function($q) use ($name) {
                $q->whereHas('sire', fn($sq) => $sq->where('nama_kucing', 'like', "%{$name}%"))
                  ->orWhereHas('dam', fn($sq) => $sq->where('nama_kucing', 'like', "%{$name}%"));
            });
        }

        // 3. Filter Ras Dinamis
        if ($request->filled('ras')) {
            $ras = $request->ras;
            $query->where(function($q) use ($ras) {
                $q->whereHas('sire', fn($sq) => $sq->where('ras', $ras))
                  ->orWhereHas('dam', fn($sq) => $sq->where('ras', $ras));
            });
        }

        // 4. Filter Registry (ICA, CFA, WCF, dll)
        if ($request->filled('registry')) {
            $reg = $request->registry;
            $query->where(function($q) use ($reg) {
                $q->where('registry', $reg)
                  ->orWhereHas('sire', fn($sq) => $sq->where('registry', $reg))
                  ->orWhereHas('dam', fn($sq) => $sq->where('registry', $reg));
            });
        }

        // 5. Filter Periode Perkawinan
        if ($request->filled('start_date') && $request->filled('end_date')) {
            $query->whereBetween('tgl_kawin_awal', [
                Carbon::parse($request->start_date)->startOfDay(),
                Carbon::parse($request->end_date)->endOfDay()
            ]);
        }

        // 6. Filter Status Induk Betina
        if ($request->filled('status')) {
            $status = $request->status;
            $query->whereHas('dam', fn($q) => $q->where('status', $status));
        }

        // 7. Handle Export
        if ($request->filled('export')) {
            $data = $query->latest()->get();
            return $this->processExport($data, $request->export);
        }

        // 8. Eksekusi dengan Pagination
$mattings = $query->latest()->paginate(15)->withQueryString();

        // 9. Data Pendukung UI (Agar Dropdown di Blade berfungsi)
        $breeds = Cat::distinct()->whereNotNull('ras')->pluck('ras');
        $registries = ['ICA', 'CFA', 'WCF', 'FFF', 'LOOF'];
        $statuses = ['Breeding', 'Hamil', 'Teradopsi', 'RIP'];

        return view('pages.reports.matting.index', compact(
        'mattings', 'breeds', 'registries', 'statuses'
    ));
    
    }

    protected function processExport($data, $format)
{
    $fileName = "Lineage_Report_" . now()->format('Ymd_His');

    if ($format === 'xlsx') {
        return Excel::download(new MattingExport($data), "{$fileName}.xlsx");
    }

    // Penyempurnaan PDF: Tambahkan opsi font dan akses file lokal (untuk logo)
    $pdf = Pdf::loadView('pages.reports.matting.pdf', [
        'data' => $data,
        // Kirim data setting jika ingin menampilkan logo/branding dinamis di PDF
        'setting' => \App\Models\Setting::pluck('value', 'key') 
    ]);

    return $pdf->setPaper('a4', 'landscape')
               ->setOption([
                   'tempDir' => public_path(),
                   'chroot'  => public_path(),
               ])
               ->setWarnings(false) // Menghindari PDF korup karena error kecil di blade
               ->download("{$fileName}.pdf");
}

    public function show($id)
{
    // Eager loading mendalam untuk silsilah dan data anak
    $matting = Matting::with(['sire', 'dam', 'pic', 'kittens.cat'])->findOrFail($id);
    
    return view('pages.reports.matting.show', compact('matting'));
}

}