<?php

namespace App\Models\Design;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\SoftDeletes;
use App\Traits\BelongsToTenant;

class ModelParameter extends Model
{
    use SoftDeletes, BelongsToTenant;

    protected $table = 'model_parameters';

    protected $fillable = [
        'tenant_id',
        'model_id',
        'parameter_name',
        'parameter_type',
        'is_required',
        'default_value',
        'min_value',
        'max_value',
        'unit',
        'options',
        'description',
        'sort_order',
    ];

    protected $casts = [
        'is_required' => 'boolean',
        'min_value' => 'decimal:6',
        'max_value' => 'decimal:6',
        'options' => 'array',
        'sort_order' => 'integer',
    ];

    /**
     * 매개변수가 속한 모델
     */
    public function designModel()
    {
        return $this->belongsTo(DesignModel::class, 'model_id');
    }

    /**
     * 매개변수 타입별 검증
     */
    public function validateValue($value)
    {
        switch ($this->parameter_type) {
            case 'NUMBER':
                if (!is_numeric($value)) {
                    return false;
                }
                if ($this->min_value !== null && $value < $this->min_value) {
                    return false;
                }
                if ($this->max_value !== null && $value > $this->max_value) {
                    return false;
                }
                return true;

            case 'SELECT':
                return in_array($value, $this->options ?? []);

            case 'BOOLEAN':
                return is_bool($value) || in_array($value, [0, 1, '0', '1', 'true', 'false']);

            case 'TEXT':
                return is_string($value);

            default:
                return true;
        }
    }

    /**
     * 매개변수 값 형변환
     */
    public function castValue($value)
    {
        switch ($this->parameter_type) {
            case 'NUMBER':
                return (float) $value;
            case 'BOOLEAN':
                return (bool) $value;
            case 'TEXT':
            case 'SELECT':
            default:
                return (string) $value;
        }
    }
}