<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\Model;

class NarratorText extends Model
{
    protected $fillable = [
        'context',
        'text_key',
        'variant',
        'hero_type',
    ];

    public function scopeForContext(Builder $query, string $context): Builder
    {
        return $query->where('context', $context);
    }

    public function scopeForHero(Builder $query, ?string $heroType): Builder
    {
        if ($heroType) {
            return $query->where(function ($q) use ($heroType) {
                $q->where('hero_type', $heroType)
                  ->orWhereNull('hero_type');
            });
        }

        return $query->whereNull('hero_type');
    }

    public static function getRandomText(string $context, ?string $heroType = null): ?self
    {
        $query = static::forContext($context);

        if ($heroType) {
            // Priorité aux textes spécifiques au héros, sinon textes génériques
            $heroSpecific = (clone $query)->where('hero_type', $heroType)->inRandomOrder()->first();
            if ($heroSpecific) {
                return $heroSpecific;
            }
        }

        return $query->whereNull('hero_type')->inRandomOrder()->first();
    }
}