<?php

class Mega_Block_Meta extends Mega_Walker
{
	public function __construct()
	{
		$args = array(
			'profile'	=> array( 'name' => esc_html__( 'Meta', 'mega' ), 'description' => esc_html__( 'Meta block', 'mega' )),
			'before'	=> '<div class="%2$s %3$s" %4$s>',
			'after'		=> '</div>',
			'class_base'=> 'ys-meta'
		);

		parent::__construct( __CLASS__, $args );
	}

	public function settings( $form )
	{
		$form->add_control( 'Mega_Control_Textarea', array(
			'label'		=> esc_html__( 'Meta', 'mega' ),
			'desc'		=> esc_html__( 'Use [author], [date], [time], [category] and [tag] snippets to format the meta.', 'mega' ),
			'pro'		=> 1,
			'value'		=> esc_html__( '[author][category]', 'mega' ),//Posted 
			'name'		=> 'meta' )
		);

		$form->add_control( 'Mega_Control_Text', array(
			'label' => esc_html__( 'Date Format', 'mega' ),
			'desc' => wp_kses( __( 'Customize how your date looks like, more info on <a href="http://codex.wordpress.org/Formatting_Date_and_Time" target="_blank">Customizing the Time and Date</a>.', 'mega' ), array( 'a' => array( 'href' => true, 'target' => true ))),
			'pro' => 1,
			'value' => 'j/n/Y',
			'name' => 'date_format' )
		);

		$form->add_control( 'Mega_Control_Text', array(
			'label' => esc_html__( 'Tag Separator', 'mega' ),
			'value' => '',// ', '
			'name' => 'tag_sep'
		));

		$form->add_control( 'Mega_Control_Text', array(
			'label' => esc_html__( 'Category Separator', 'mega' ),
			'value' => '',//', '
			'name' => 'cat_sep' )
		);

		$form->add_control( 'Mega_Control_Select', array(
			'label'		=> esc_html__( 'Context', 'mega' ),
			'value'		=> 'block',
			'name'		=> 'context',
			'choices'	=> array(
				'sentence'	=> esc_html__( 'Sentence', 'mega' ),
				'block'		=> esc_html__( 'Block', 'mega' )
			)
		));

		$form->add_sub_control( 'Mega_Control_Select', array(
			'control'			=> 'context',
			'control_value'		=> 'block',
			'label'				=> esc_html__( 'Elements', 'mega' ),
			'value'				=> 'icons',
			'name'				=> 'elements',
			'choices' => array(
				'both'		=> esc_html__( 'Both', 'mega' ),
				'icons'		=> esc_html__( 'Icons', 'mega' ),
				'labels'	=> esc_html__( 'Labels', 'mega' ),
				'none'		=> esc_html__( 'None', 'mega' ),
			)
		));

		$form->add_sub_control( 'Mega_Control_Text', array(
			'control'		=> 'context',
			'control_value' => 'block',
			'label'			=> esc_html__( 'Author Label', 'mega' ),
			'desc'			=> wp_kses( __( 'Example values:<br/><br/><strong>by<br/>Author:</strong>', 'mega' ), array( 'br' => true, 'strong' => true )),
			'value'			=> esc_html__( 'by', 'mega' ),
			'name'			=> 'author' )
		);

		$form->add_sub_control( 'Mega_Control_Text', array(
			'control' => 'context',
			'control_value' => 'block',
			'label' => esc_html__( 'Date Label', 'mega' ),
			'desc' => wp_kses( __( 'Example values:<br/><br/><strong>on<br/>Date:</strong>', 'mega' ), array( 'br' => true, 'strong' => true )),
			'value' => esc_html__( 'on', 'mega' ),//Date?
			'name' => 'date' )
		);

		$form->add_sub_control( 'Mega_Control_Text', array(
			'control' => 'context',
			'control_value' => 'block',
			'label' => esc_html__( 'Time Label', 'mega' ),
			'desc' => wp_kses( __( 'Example values:<br/><br/><strong>at<br/>Time:</strong>', 'mega' ), array( 'br' => true, 'strong' => true )),
			'value' => esc_html__( 'at', 'mega' ),//Time?
			'name' => 'time' )
		);

		$form->add_sub_control( 'Mega_Control_Text', array(
			'control' => 'context',
			'control_value' => 'block',
			'label' => esc_html__( 'Category Label', 'mega' ),
			'desc' => wp_kses( __( 'Example values:<br/><br/><strong>in<br/>Category:</strong>', 'mega' ), array( 'br' => true, 'strong' => true )),
			'pro' => 1,
			'value' => esc_html__( 'Cats:', 'mega' ),//in
			'name' => 'category' )
		);

		$form->add_sub_control( 'Mega_Control_Text', array(
			'control' => 'context',
			'control_value' => 'block',
			'label' => esc_html__( 'Tag Label', 'mega' ),
			'desc' => wp_kses( __( 'Example values:<br/><br/><strong>and tagged with<br/>Tags:</strong>', 'mega' ), array( 'br' => true, 'strong' => true )),
			'value' => esc_html__( 'Tags:', 'mega' ),//and tagged with
			'name' => 'tag' )
		);





		//$form->add_control( 'Mega_Control_onOff', array(
			//'label' => esc_html__( 'Show Icons', 'mega' ),
			//'value' => 1,
			//'name' => 'show_icons'
		//));
	}

	public function callback()
	{
		if ( empty( $this->mega['settings']['meta'] ))
			return;

		parent::callback();
	}

	public function before()
	{
		extract( $this->mega['settings'] );

		$this->mega['args']['class'] = array();

		if ( $context === 'block' )
		{
			if ( $elements === 'icons' )
				$this->mega['args']['class'][] = 'icons';
			else if ( $elements === 'labels' )
				$this->mega['args']['class'][] = 'labels';
			else if ( $elements === 'both' )
				$this->mega['args']['class'][] = 'icons labels';
		}
		else
		{
			$this->mega['args']['class'][] = 'sentence';
			$this->mega['args']['class'][] = 'labels';
		}

		return parent::before();
	}

	public function block()
	{
		extract( $this->mega['settings'] );

		if ( $context === 'sentence' )
			$settings = wp_parse_args( array(
				'author'	=> esc_html__( 'by', 'mega' ),
				'date'		=> esc_html__( 'on', 'mega' ),
				'time'		=> esc_html__( 'at', 'mega' ),
				'category'	=> esc_html__( 'in', 'mega' ),
				'tag'		=> esc_html__( 'and tagged with', 'mega' )
			), $this->mega['settings'] );
		else
			$settings = $this->mega['settings'];

		if ( $context === 'sentence' )
			$meta = esc_html__( 'Published', 'mega' ) . ' ' . $meta;

		foreach ( array( 'author', 'date', 'time', 'category', 'tag' ) as $name )
		{
			$meta = preg_replace( sprintf( '/\[%s\]/', $name ), $this->getMeta( $name, $settings ), $meta );
		}

		echo $meta;
	}

	public function getMeta( $item, $settings )
	{
		$class[] = $item;

		return mega_html(
			$this->getWrap( $item, $settings ),
			'<span class="' . esc_attr( implode( ' ', $class )) . '"><i></i>',
			'</span>' . ( $settings['context'] === 'sentence' ? ' ' : '' ),
			false
		);
	}

	public static function getWrap( $item, $settings )
	{
		extract( $settings );

		$$item = ( !empty( $$item ) ? '<label>' . esc_html( $$item ) . '</label> ' : '' ) . '%s ';

		$map = array(
			'author' => 'author_link'
		);

		$meta = ys_meta( isset( $map[$item] ) ? $map[$item] : $item, $settings );

		if ( !$meta )
			return false;

		return sprintf( $$item, $meta );

		//getMeta
	}
}



function ys_meta( $type, $settings )
{
	extract( $settings );

	switch( $type )
	{
		case 'author' :
			return sprintf( esc_html__( 'By %s', 'mega' ), get_the_author() );

		case 'author_link' :
			return '<a href="' . esc_url( get_author_posts_url( get_the_author_meta( 'ID' ))) . '" rel="author">' . get_the_author() . '</a>';

		case 'category' :
			return !is_page() && has_category() ? get_the_category_list( $cat_sep ) : false;

		case 'tag' :
			return has_tag() ? get_the_tag_list( '', $tag_sep ) : false;

		case 'date' :
			return get_the_date( $date_format );

		case 'time' :
			return get_the_time();

		case 'comments' :
			return !post_password_required() ? sprintf( esc_html__( '%s Comments', 'mega' ), get_comments_number() ) : false;

		case 'comment_author' :
			return sprintf( esc_html__( 'By %s', 'mega' ), get_comment_author() );//$comm->comment_author

		case 'days_ago' :
			return sprintf( esc_html__( '%s ago', 'mega' ), human_time_diff( get_comment_date( 'U', get_comment_ID() ), current_time( 'timestamp' )));//$comm->comment_ID
	}
}