<?php
namespace JVBase\meta;

if (!defined('ABSPATH')) {
	exit;
}

/**
 * Single field data container
 * Holds value, config, and tracks dirty state
 */
final class Field
{
	public string $name;
	public mixed $value;
	public mixed $originalValue;
	public array $config;
	public bool $isDirty = false;
	public bool $isValid = true;
	public array $errors = [];

	public function __construct(string $name, mixed $value, array $config = [])
	{
		$this->name = $name;
		$this->value = $value;
		$this->originalValue = $value;
		$this->config = $config;
	}

	public function set(mixed $value): self
	{
		$this->value = $value;
		$this->isDirty = ($value !== $this->originalValue);
		return $this;
	}

	public function get(): mixed
	{
		return $this->value;
	}

	public function markClean(): self
	{
		$this->originalValue = $this->value;
		$this->isDirty = false;
		return $this;
	}

	public function reset(): self
	{
		$this->value = $this->originalValue;
		$this->isDirty = false;
		return $this;
	}

	public function addError(string $message): self
	{
		$this->errors[] = $message;
		$this->isValid = false;
		return $this;
	}

	public function clearErrors(): self
	{
		$this->errors = [];
		$this->isValid = true;
		return $this;
	}

	public function type(): string
	{
		return $this->config['type'] ?? 'text';
	}

	public function isWpDefault(): bool
	{
		return $this->config['_wp_default'] ?? false;
	}

	public function isTaxonomy(): bool
	{
		return $this->type() === 'taxonomy' && !isset($this->config['taxonomy_type']);
	}
}