<?php
/**
 * Single-line text field.
 *
 * @package Fillaro
 */

namespace Fillaro\Fields;

defined( 'ABSPATH' ) || exit;

/**
 * Text field.
 */
class Text extends FieldType {

	/** {@inheritdoc} */
	public function type() {
		return 'text';
	}

	/** {@inheritdoc} */
	public function label() {
		return __( 'Text', 'fillaro' );
	}

	/**
	 * HTML input type.
	 *
	 * @return string
	 */
	protected function input_type() {
		return 'text';
	}

	/**
	 * Autocomplete hint.
	 *
	 * @return string
	 */
	protected function autocomplete() {
		return '';
	}

	/** {@inheritdoc} */
	public function sanitize_config( array $raw ) {
		return array(
			'maxLength' => isset( $raw['maxLength'] ) ? min( 10000, absint( $raw['maxLength'] ) ) : 0,
		);
	}

	/** {@inheritdoc} */
	public function validate( $value, array $field ) {
		$max = isset( $field['maxLength'] ) ? (int) $field['maxLength'] : 0;
		if ( $max > 0 && mb_strlen( (string) $value ) > $max ) {
			/* translators: %d: maximum number of characters. */
			return sprintf( __( 'Use %d characters or fewer.', 'fillaro' ), $max );
		}
		return '';
	}

	/** {@inheritdoc} */
	public function render_control( array $field, array $ctx ) {
		$attrs = array_merge(
			$this->base_attrs( $field, $ctx ),
			array(
				'type'         => $this->input_type(),
				'value'        => is_scalar( $ctx['value'] ) ? (string) $ctx['value'] : '',
				'maxlength'    => ! empty( $field['maxLength'] ) ? (int) $field['maxLength'] : false,
				'autocomplete' => $this->autocomplete(),
			),
			$this->extra_attrs( $field )
		);
		return '<input' . $this->attrs( $attrs ) . ' />';
	}

	/**
	 * Type-specific input attributes.
	 *
	 * @param array $field Field config.
	 * @return array
	 */
	protected function extra_attrs( array $field ) {
		unset( $field );
		return array();
	}
}