<?php

namespace App\Livewire;

use Livewire\Component;
use Livewire\WithPagination;
use App\Models\Assegnazione;
use App\Models\AnnoTeocratico;
use App\Models\Zona;
use App\Models\Tipologia;

class Registro extends Component
{
    use WithPagination;

    public string $search = '';
    public string $filtroAnno = '';
    public string $filtroZona = '';
    public string $filtroTipologia = '';
    public string $filtroStato = ''; // aperte, chiuse
    public string $sortField = 'assigned_at';
    public string $sortDirection = 'desc';

    protected $queryString = [
        'search' => ['except' => ''],
        'filtroAnno' => ['except' => ''],
        'filtroZona' => ['except' => ''],
        'filtroTipologia' => ['except' => ''],
        'filtroStato' => ['except' => ''],
    ];

    public function updatingSearch()
    {
        $this->resetPage();
    }

    public function sortBy(string $field)
    {
        if ($this->sortField === $field) {
            $this->sortDirection = $this->sortDirection === 'asc' ? 'desc' : 'asc';
        } else {
            $this->sortField = $field;
            $this->sortDirection = 'desc';
        }
    }

    public function render()
    {
        $query = Assegnazione::with(['territorio.zona', 'proclamatore', 'annoTeocratico', 'campagna']);

        if ($this->filtroAnno) {
            $query->where('anno_teocratico_id', $this->filtroAnno);
        }

        if ($this->filtroStato === 'aperte') {
            $query->aperte();
        } elseif ($this->filtroStato === 'chiuse') {
            $query->chiuse();
        }

        if ($this->filtroZona) {
            $query->whereHas('territorio', fn($q) => $q->where('zona_id', $this->filtroZona));
        }

        if ($this->filtroTipologia) {
            $query->whereHas('territorio', fn($q) => $q->where('tipologia_id', $this->filtroTipologia));
        }

        $query->orderBy($this->sortField, $this->sortDirection);

        // In-memory search for encrypted proclamatore fields / territorio numero
        if ($this->search !== '') {
            $all = $query->get();
            $filtered = $all->filter(function ($a) {
                $haystack = mb_strtolower(
                    ($a->territorio?->numero ?? '') . ' ' .
                    ($a->proclamatore?->nome ?? '') . ' ' .
                    ($a->proclamatore?->cognome ?? '')
                );
                return str_contains($haystack, mb_strtolower($this->search));
            });

            $page = $this->getPage();
            $perPage = 25;
            $items = $filtered->slice(($page - 1) * $perPage, $perPage)->values();
            $assegnazioni = new \Illuminate\Pagination\LengthAwarePaginator(
                $items, $filtered->count(), $perPage, $page,
                ['path' => request()->url()]
            );
        } else {
            $assegnazioni = $query->paginate(25);
        }

        return view('livewire.registro', [
            'assegnazioni' => $assegnazioni,
            'anni' => AnnoTeocratico::orderByDesc('start_date')->get(),
            'zone' => Zona::attive()->orderBy('nome')->get(),
            'tipologie' => Tipologia::orderBy('nome')->get(),
        ]);
    }
}