<?php

namespace App\Models;

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

class Setting extends Model
{
    use HasFactory;

    protected $fillable = [
        'key',
        'value',
        'type',
    ];

    public static function getValue(string $key, mixed $default = null): mixed
    {
        $setting = static::query()->where('key', $key)->first();

        if (!$setting) {
            return $default;
        }

        return $setting->castValue();
    }

    public static function setValue(string $key, mixed $value, string $type = 'string'): self
    {
        return static::query()->updateOrCreate(
            ['key' => $key],
            ['value' => static::serializeValue($value, $type), 'type' => $type]
        );
    }

    public function castValue(): mixed
    {
        return match ($this->type) {
            'integer' => (int) $this->value,
            'boolean' => filter_var($this->value, FILTER_VALIDATE_BOOLEAN),
            'json' => $this->value ? json_decode($this->value, true, 512, JSON_THROW_ON_ERROR) : [],
            default => $this->value,
        };
    }

    private static function serializeValue(mixed $value, string $type): ?string
    {
        if ($value === null) {
            return null;
        }

        return match ($type) {
            'json' => json_encode($value, JSON_THROW_ON_ERROR),
            'boolean' => $value ? '1' : '0',
            default => (string) $value,
        };
    }
}