<?php

namespace App\Repositories;

use App\Models\Card;
use Illuminate\Database\Eloquent\Collection;
use App\Repositories\CardRepositoryInterface;

class CardRepository implements CardRepositoryInterface
{
    public function all(): Collection
    {
        return Card::all();
    }

    public function find(int $id): ?Card
    {
        return Card::find($id);
    }

    public function create(array $data): Card
    {
        return Card::create($data);
    }

    public function update(int $id, array $data): ?Card
    {
        $card = Card::find($id);

        if (! $card) {
            return null;
        }

        $card->update($data);

        return $card;
    }

    public function delete(int $id): bool
    {
        $card = Card::find($id);

        if (! $card) {
            return false;
        }

        return (bool) $card->delete();
    }

    /**
     * Draw oracle cards
     *
     * @param int $count Number of cards to draw (1, 6, 18, 21, etc.)
     * @return array
     */
    public function draw(int $count = 1): array
    {
        // Récupère toutes les cartes (80 dans la DB)
        $cards = Card::all();

        // Mélange avec shuffle (Fisher–Yates est fait par Laravel via ->shuffle())
        $shuffled = $cards->shuffle();

        // Prend les $count premières cartes
        $selected = $shuffled->take($count);

        // Pour chaque carte, ajoute orientation + description
        $results = $selected->map(function ($card) {
            $isReversed = (bool) random_int(0, 1); // 50% upright / 50% reversed

            return [
                'id'          => $card->id,
                'name'        => $card->name,
                'image_url'   => $card->image_url,
                'orientation' => $isReversed ? 'reversed' : 'upright',
                'description' => $card->description,
                'description_reversed' => $card->description_reversed,
                'description_upright'  => $card->description_upright,
                'symbolism'   => $card->symbolism,
                'created_at'  => now(),
            ];
        });

        return $results->toArray();
    }
}