<?php

if(!defined('ABSPATH')){
    exit;
}

/**
 * acfe_get_post_types
 *
 * Query & retrieve post types
 *
 * @param array $args
 *
 * @return array
 */
function acfe_get_post_types($args = array()){
    
    // vars
    $return = array();
    
    // extract special args
    $include = acf_extract_var($args, 'include');
    $include = acfe_as_array($include);
    
    // get post types
    $posts_types = acf_get_post_types($args);
    
    // allow to retrieve post when has_archive is true
    if(!empty($args['has_archive'])){
        
        // check post has archive
        $post_archive = get_option('show_on_front') === 'posts' || (get_option('show_on_front') === 'page' && get_option('page_for_posts'));
        
        // append post
        if($post_archive && !in_array('post', $posts_types)){
            $posts_types[] = 'post';
        }
        
    }
    
    // loop
    foreach($posts_types as $post_type){
        
        // validate include
        if(!empty($include) && !in_array($post_type, $include)){
            continue;
        }
        
        // append
        $return[] = $post_type;
        
    }
    
    // return
    return $return;
    
}

/**
 * acfe_get_post_type_objects
 *
 * Query & retrieve post types objects
 *
 * @param array $args
 *
 * @return array
 */
function acfe_get_post_type_objects($args = array()){
    
    // vars
    $return = array();
    
    // get post types
    $posts_types = acfe_get_post_types($args);
    
    // loop
    foreach($posts_types as $post_type){
        
        // get object
        $object = get_post_type_object($post_type);
        
        // append
        $return[ $object->name ] = $object;
        
    }
    
    // return
    return $return;
    
}

/**
 * acfe_get_pretty_post_statuses
 *
 * Similar to acf_get_pretty_post_types() but for Post Statuses
 * Backward compatibility for acf_get_pretty_post_statuses() (introduced in ACF 6.1)
 *
 * @param array $posts_statuses
 *
 * @return array
 */
function acfe_get_pretty_post_statuses($posts_statuses = array()){
    
    // vars
    $ref = array();
    $return = array();
    
    // get post statuses
    if(empty($posts_statuses)){
        $posts_statuses = acfe_get_post_stati();
    }
    
    // loop
    foreach($posts_statuses as $post_status){
        
        // vars
        $label = acfe_get_post_status_label($post_status);
        
        // append to return
        $return[ $label ] = $label;
    
        // increase counter
        if(!isset($ref[ $label ])){
            $ref[ $label ] = 0;
        }
        
        $ref[ $label ]++;
        
    }
    
    // get slugs
    foreach(array_keys($return) as $slug){
        
        // vars
        $label = $return[ $slug ];
        
        // append slug
        if($ref[ $label ] > 1){
            $return[ $slug ] .= " ({$slug})";
        }
        
    }
    
    // return
    return $return;
    
}


/**
 * acfe_get_post_stati
 *
 * Backward compatibility for acf_get_post_stati() (introduced in ACF 6.1)
 *
 * @param $args
 *
 * @return array
 */
function acfe_get_post_stati($args = array()){
    
    $args['internal'] = false;
    
    $post_statuses = get_post_stati($args);
    
    unset($post_statuses['acf-disabled']);
    
    $post_statuses = (array) apply_filters('acf/get_post_stati', $post_statuses, $args);
    
    return $post_statuses;
}


/**
 * acfe_get_post_status_label
 *
 * Backward compatibility for acf_get_post_status_label() (introduced in ACF 6.1)
 *
 * @param $post_status
 *
 * @return string
 */
function acfe_get_post_status_label($post_status){
    
    $label = $post_status;
    $obj   = get_post_status_object($post_status);
    $label = is_object($obj) ? $obj->label : '';
    
    return $label;
    
}