<?php
/**
 * All actions of AnsPress
 *
 * @package   AnsPress
 * @author    Rahul Aryan <admin@rahularyan.com>
 * @license   GPL-2.0+
 * @link      http://wp3.in
 * @copyright 2014 Rahul Aryan
 */
define( 'BP_AP_NOTIFIER_SLUG', 'ap_notification' );
class AnsPress_BP
{
	/**
	 * Initialize the class
	 * @since 2.0.1
	 */
	public function __construct()
	{		
		//add_action( 'ap_enqueue', 'bp_activity_mentions_script' );
		add_action( 'bp_setup_nav',  array( $this, 'content_setup_nav') );
		add_post_type_support( 'question', 'buddypress-activity' );
		add_post_type_support( 'answer', 'buddypress-activity' );
		add_action( 'init', array($this, 'question_answer_tracking') );
		add_action( 'bp_activity_entry_meta', array($this, 'activity_buttons') );
		add_filter( 'bp_activity_custom_post_type_post_action', array($this, 'activity_action'), 10, 2 );
		add_filter( 'bp_before_member_header_meta', array($this, 'bp_profile_header_meta'));
		add_filter( 'ap_the_question_content', array($this, 'ap_the_question_content'));
		add_filter( 'the_content', array($this, 'ap_the_answer_content'));
		add_action( 'bp_setup_globals', array($this, 'notifier_setup_globals') );

		add_action( 'ap_after_new_answer', array($this, 'add_new_answer_notification'));
		add_action( 'ap_publish_comment', array($this, 'add_new_comment_notification'));		
		add_action( 'ap_trash_answer', array($this, 'remove_answer_notify') );
		add_action( 'ap_unpublish_comment', array($this, 'remove_comment_notify') );
	}

	public function content_setup_nav()
	{
		global $bp;

		bp_core_new_nav_item( array(
		    'name'                  => __('Reputation', 'ap'),
		    'slug'                  => 'reputation',
		    'screen_function'       => array($this, 'reputation_screen_link'),
		    'position'              => 30,//weight on menu, change it to whatever you want
		    'default_subnav_slug' => 'my-posts-subnav'

		) );
		bp_core_new_nav_item( array(
		    'name'                  => sprintf(__('Questions %s', 'ap'), '<span class="count">'.count_user_posts( bp_displayed_user_id() , 'question' ).'</span>'),
		    'slug'                  => 'questions',
		    'screen_function'       => array($this, 'questions_screen_link'),
		    'position'              => 40,//weight on menu, change it to whatever you want
		    'default_subnav_slug' => 'my-posts-subnav'

		) );
		bp_core_new_nav_item( array(
		    'name'                  => sprintf(__('Answers %s', 'ap'), '<span class="count">'.count_user_posts( bp_displayed_user_id() , 'answer' ).'</span>'),
		    'slug'                  => 'answers',
		    'screen_function'       => array($this, 'answers_screen_link'),
		    'position'              => 40,//weight on menu, change it to whatever you want
		    'default_subnav_slug' => 'my-posts-subnav'

		) );
	}

	public function reputation_screen_link() {
	    add_action( 'bp_template_title', array($this, 'reputation_screen_title') );
	    add_action( 'bp_template_content', array($this, 'reputation_screen_content') );
	    bp_core_load_template( apply_filters( 'bp_core_template_plugin', 'members/single/plugins' ) );
	}

	public function reputation_screen_title() {
	    _e('Reputation', 'ap');
	}

	public function reputation_screen_content() {
		global $wpdb;
		$user_id = bp_displayed_user_id();
		
		$reputation = ap_get_all_reputation($user_id);
    	echo '<div class="anspress-container">';
	    include ap_get_theme_location('user-reputation.php');
	    echo '</div>';
	}

	public function questions_screen_link() {
	    add_action( 'bp_template_title', array($this, 'questions_screen_title') );
	    add_action( 'bp_template_content', array($this, 'questions_screen_content') );
	    bp_core_load_template( apply_filters( 'bp_core_template_plugin', 'members/single/plugins' ) );
	}

	public function questions_screen_title() {
	    _e('Questions', 'ap');
	}

	public function questions_screen_content() {
		global $questions;

    	$questions 		 = new Question_Query(array('author' => bp_displayed_user_id()));
    	echo '<div class="anspress-container">';
	    include ap_get_theme_location('user-questions.php');
	    echo '</div>';
	    wp_reset_postdata();
	}

	public function answers_screen_link() {
	    add_action( 'bp_template_title', array($this, 'answers_screen_title') );
	    add_action( 'bp_template_content', array($this, 'answers_screen_content') );
	    bp_core_load_template( apply_filters( 'bp_core_template_plugin', 'members/single/plugins' ) );
	}

	public function answers_screen_title() {
	    _e('Answers', 'ap');
	}

	public function answers_screen_content() {
		global $answers;

    	$answers 		 = new Answers_Query(array('author' => bp_displayed_user_id()));
    	echo '<div class="anspress-container">';
	    include ap_get_theme_location('user-answers.php');
	    echo '</div>';
	    wp_reset_postdata();
	}

	public function question_answer_tracking(){
		// Check if the Activity component is active before using it.
	    if ( !function_exists('bp_is_active') || ! bp_is_active( 'activity' ) ) {
	        return;
	    }
	 
	    bp_activity_set_post_type_tracking_args( 'question', array(
	        'component_id'             => 'activity',
	        'action_id'                => 'new_question',
	        'contexts'                 => array( 'activity', 'member' ),
	        'bp_activity_admin_filter' => __( 'Question', 'ap' ),
            'bp_activity_front_filter' => __( 'Question', 'ap' ),
            'bp_activity_new_post'     => __( '%1$s asked a new <a href="AP_CPT_LINK">question</a>', 'ap' ),
            'bp_activity_new_post_ms'  => __( '%1$s asked a new <a href="AP_CPT_LINK">question</a>, on the site %3$s', 'ap' ),
	    ) );

	    bp_activity_set_post_type_tracking_args( 'answer', array(
	        'component_id'             => 'activity',
	        'action_id'                => 'new_answer',
	        'contexts'                 => array( 'activity', 'member' ),
	        'bp_activity_admin_filter' => __( 'Answer', 'ap' ),
            'bp_activity_front_filter' => __( 'Answer', 'ap' ),
            'bp_activity_new_post'     => __( '%1$s <a href="AP_CPT_LINK">answered</a> a question', 'ap' ),
            'bp_activity_new_post_ms'  => __( '%1$s <a href="AP_CPT_LINK">answered</a> a question, on the site %3$s', 'ap' ),
	    ) );
	}

	public function activity_buttons()
	{
		if('new_question' == bp_get_activity_type())
			echo '<a class="button answer bp-secondary-action" title="'.__('Answer this question', 'ap').'" href="'.ap_answers_link(bp_get_activity_secondary_item_id()).'">'.__('Answer', 'ap').'</a>';
	}

	public function activity_action($action, $activity)
	{	
		if($activity->type == 'new_question' || $activity->type == 'new_answer')
			return str_replace('AP_CPT_LINK', get_permalink( $activity->secondary_item_id ), $action);

		return $action;
	}

	public function bp_profile_header_meta(){
		echo '<span class="ap-user-meta ap-user-meta-reputation">'. sprintf(__('%d Reputation', 'ap'), ap_get_reputation( bp_displayed_user_id(), true)) .'</span>';

		//echo '<span class="ap-user-meta ap-user-meta-share">'.sprintf(__('%d&percent; of reputation on this site', 'ap'), ap_get_user_reputation_share(bp_displayed_user_id())).'</span>';
	}

	/**
	 * Filter question content and link metions
	 * @return string
	 */
	public function ap_the_question_content($content){
		return bp_activity_at_name_filter($content);
	}

	public function ap_the_answer_content($content){
		global $post;
		
		if($post->post_type == 'answer')
			return bp_activity_at_name_filter($content);

		return $content;
	}
	public function notifier_setup_globals() {
	    global $bp;
	    $bp->ap_notifier = new stdClass();
	    $bp->ap_notifier->id = 'ap_notifier';//I asume others are not going to use this is
	    $bp->ap_notifier->slug = BP_AP_NOTIFIER_SLUG;
	    $bp->ap_notifier->notification_callback = array($this, 'ap_notifier_format_notifications');//show the notification
	    /* Register this in the active components array */
	    $bp->active_components[$bp->ap_notifier->id] = $bp->ap_notifier->id;

	    do_action( 'ap_notifier_setup_globals' );
	}

	public function ap_notifier_format_notifications( $action, $activity_id, $secondary_item_id, $total_items, $format = 'string' ) {		
	   	
	   	$amount = 'single';
	   	
	   	if(strrpos($action, 'new_answer') !== false){
	   		$answer = get_post($activity_id);
			$notification_link  = get_permalink($answer->ID);

			$title = substr(strip_tags($answer->post_title), 0, 35). (strlen($answer->post_title)> 35 ? '...' : '') ;

			if ( (int) $total_items > 1 ) {
				$text = sprintf( __( '%1$d answers on - %2$s', 'ap' ), (int) $total_items, $title );
				$amount = 'multiple';
			} else {
				$user_fullname = bp_core_get_user_displayname( $secondary_item_id );
				$text =  sprintf( __( '%1$s answered on - %2$s', 'ap' ), $user_fullname, $title );
			}
		}elseif(strrpos($action, 'new_comment') !== false ){
			$comment = get_comment($activity_id);			
			$post  = get_post($comment->comment_post_ID);
			$notification_link  = get_permalink($comment->comment_post_ID);

			$type = $post->post_type == 'question' ? __('question', 'ap') : __('answer', 'ap');
			$amount = 'single';

			$title = substr(strip_tags($post->post_title), 0, 35). (strlen($post->post_title)> 35 ? '...' : '') ;

			if ( (int) $total_items > 1 ) {
				$text = sprintf( __( '%1$d comments on your %3$s - %2$s', 'ap' ), (int) $total_items, $title, $type );
				$amount = 'multiple';
			} else {
				$user_fullname = bp_core_get_user_displayname( $secondary_item_id );
				$text =  sprintf( __( '%1$s commented on your %3$s - %2$s', 'ap' ), $user_fullname, $title, $type );
			}
		}

		if ( 'string' == $format ) {

			$return = apply_filters( 'ap_notifier_' . $amount . '_at_mentions_notification', '<a href="' . esc_url( $notification_link ) . '">' . esc_html( $text ) . '</a>', $notification_link, (int) $total_items, $activity_id, $secondary_item_id );
		} else {

			$return = apply_filters( 'ap_notifier_' . $amount . '_at_mentions_notification', array(
				'text' => $text,
				'link' => $notification_link
			), $notification_link, (int) $total_items, $activity_id, $secondary_item_id );
		}

		do_action( 'ap_notifier_format_notifications', $action, $activity_id, $secondary_item_id, $total_items );

		return $return;
	}

	public function add_new_answer_notification( $post_id ) {		
	    if ( bp_is_active( 'notifications' ) ) {
	    	global $bp;
	    	$answer = get_post($post_id);

	    	$participants = ap_get_parti($answer->post_parent);

	    	$notification_args = array(
	            'item_id'           => $answer->ID,
	            'secondary_item_id' => $answer->post_author,
	            'component_name'    => $bp->ap_notifier->id,
	            'component_action'  => 'new_answer_'.$answer->post_parent,
	            'date_notified'     => bp_core_current_time(),
	            'is_new'            => 1,
	    	);

	    	if(!empty($participants) && is_array($participants))
		    	foreach($participants as $p){
		    		if($p->apmeta_userid != $answer->post_author){		    		
		    			$notification_args['user_id'] = $p->apmeta_userid;
		        		bp_notifications_add_notification( $notification_args );
		        	}
		        }
	    }
	}

	public function add_new_comment_notification( $comment ) {
		$comment = (object) $comment;
	    if ( bp_is_active( 'notifications' ) ) {
	    	global $bp;
	    	$post = get_post($comment->comment_post_ID);

	    	if($post->post_type == 'answer')
	    		$participants = ap_get_parti(false, false, $comment->comment_post_ID);

	    	if($post->post_type == 'question')
	    		$participants = ap_get_parti($comment->comment_post_ID);

	    	$notification_args = array(
	            'item_id'           => $comment->comment_ID, 
	            'secondary_item_id' => $comment->user_id,
	            'component_name'    => $bp->ap_notifier->id,
	            'component_action'  => 'new_comment_'.$post->ID,
	            'date_notified'     => bp_core_current_time(),
	            'is_new'            => 1,
	    	);

	    	if(!empty($participants) && is_array($participants))
		    	foreach($participants as $p){
		    		if($p->apmeta_userid != $comment->user_id){		    		
		    			$notification_args['user_id'] = $p->apmeta_userid;
		        		bp_notifications_add_notification( $notification_args );
		        	}
		        }
	    }
	}
	
	/**
	 * Remove question notification when corresponding question get deleted
	 * @param  integer $post_id
	 * @return void
	 */
	public function remove_question_notify($post_id)
	{
		if ( bp_is_active( 'notifications' ) )
			bp_notifications_delete_all_notifications_by_type( $post_id, buddypress()->ap_notifier->id, 'new_answer_'.$post_id );
		
	}

	/**
	 * Remove answer notification when corresponding answer get deleted
	 * @param  integer $post_id
	 * @return void
	 */
	public function remove_comment_notify($comment)
	{
		if ( bp_is_active( 'notifications' ) )
			bp_notifications_delete_all_notifications_by_type( $comment->comment_post_ID, buddypress()->ap_notifier->id, 'new_comment_'.$comment->comment_post_ID );
		
	}

}