<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\HasMany;

class AiStyle extends Model
{
    use HasFactory;

    protected static function booted(): void
    {
        static::creating(function (self $style): void {
            if ((int) ($style->version ?? 0) < 1) {
                $style->version = 1;
            }
        });

        static::updating(function (self $style): void {
            $versionedFields = [
                'prompt_template',
                'negative_prompt_template',
                'provider',
                'provider_model',
                'metadata',
                'is_premium',
                'requires_source_image',
            ];

            if ($style->isDirty($versionedFields)) {
                $current = max(1, (int) ($style->getOriginal('version') ?? 1));
                $requested = max(1, (int) ($style->version ?? 0));
                $style->version = max($requested, $current + 1);
            }
        });
    }

    protected $fillable = [
        'key',
        'name',
        'version',
        'category',
        'description',
        'prompt_template',
        'negative_prompt_template',
        'provider',
        'provider_model',
        'requires_source_image',
        'is_premium',
        'is_active',
        'sort',
        'metadata',
    ];

    protected function casts(): array
    {
        return [
            'requires_source_image' => 'boolean',
            'is_premium' => 'boolean',
            'is_active' => 'boolean',
            'version' => 'integer',
            'sort' => 'integer',
            'metadata' => 'array',
        ];
    }

    public function editRequests(): HasMany
    {
        return $this->hasMany(AiEditRequest::class, 'style_id');
    }
}