<?php

namespace App\Http\Controllers;

use App\Models\Tag;
use App\Models\Individuo;
use App\Models\Gruppo;
use App\Models\Evento;
use App\Models\Documento;
use App\Models\MailingList;
use Illuminate\Http\Request;

class RicercaController extends Controller
{
    public function index(Request $request)
    {
        $this->authorizeRead('individui');

        $allTags = Tag::orderBy('name')->get();

        $tagSlugs = (array) $request->input('tag', []);

        if (empty($tagSlugs)) {
            return view('ricerca.index', compact('allTags'));
        }

        $tagSlugs = array_filter($tagSlugs);
        $selectedTags = Tag::whereIn('slug', $tagSlugs)->get();

        $results = [];
        $totals = [];

        if (count($tagSlugs) === 1) {
            $tag = $selectedTags->first();
            $results['individui']    = $tag->individui()->orderBy('cognome')->orderBy('nome')->get();
            $results['gruppi']       = $tag->gruppi()->orderBy('nome')->get();
            $results['eventi']       = $tag->eventi()->orderBy('data_specifica')->orderBy('nome_evento')->get();
            $results['documenti']    = $tag->documenti()->orderBy('nome_file')->get();
            $results['mailingLists'] = $tag->mailingLists()->orderBy('nome')->get();
        } else {
            $results['individui']    = Individuo::withAllTags($tagSlugs)->orderBy('cognome')->orderBy('nome')->get();
            $results['gruppi']       = Gruppo::withAllTags($tagSlugs)->orderBy('nome')->get();
            $results['eventi']       = Evento::withAllTags($tagSlugs)->orderBy('data_specifica')->orderBy('nome_evento')->get();
            $results['documenti']    = Documento::withAllTags($tagSlugs)->orderBy('nome_file')->get();
            $results['mailingLists'] = MailingList::withAllTags($tagSlugs)->orderBy('nome')->get();
        }

        $totals = [
            'individui'    => $results['individui']->count(),
            'gruppi'       => $results['gruppi']->count(),
            'eventi'       => $results['eventi']->count(),
            'documenti'    => $results['documenti']->count(),
            'mailingLists' => $results['mailingLists']->count(),
        ];

        return view('ricerca.index', compact('selectedTags', 'tagSlugs', 'results', 'totals', 'allTags'));
    }
}