category page for custom post type(archive.php)

archive.php

<?php
get_header();
global $post;
global $wpdb;
$term = get_queried_object();//get the current term
$taxonomy = $term->taxonomy;
$term_id = $term->term_id;//get the currnet term ID
$term_name = $term->name;//get the current term name
$parent_id = empty( $term_id ) ? 0 : $term_id;//get the parent id of the currnet term
$term_parent = get_term($term->parent);//get the parent term from the child term
$parent_term_link = get_term_link($term_parent);//get the parent term link
$product_categories = get_categories(array(
										'parent'       => $parent_id,
										//'menu_order'   => 'ASC',
										'hide_empty'   => 0,
										'hierarchical' => 1,
										'taxonomy'     => 'blog_cat',
										'pad_counts'   => 1,
										'order'        => 'DESC',
										'orderby'      => 'name'
										)
									);
$product_categories = wp_list_filter( $product_categories );//get the sub categories of a parent category 
?>

<div class="inner-page-header">
    <div class="container">
        <div class="row">
             <div class="col-lg-6 col-md-6 col-sm-6 col-xs-12">
                 <div class="header-page-title">
                     <h2><?php echo ($taxonomy=='blog_cat')?'Category: '.$term_name:'Tag: '.$term_name;?></h2>
                 </div>
             </div>
             <div class="col-lg-6 col-md-6 col-sm-6 col-xs-12">
                 <div class="header-page-locator">
                     <ul>
                 	<li><a href="<?php echo esc_url( home_url( '/' ) ); ?>">Home/</a></li>
                	<li><a href="<?php echo site_url();?>/my-blog">Blog/</a></li>
                     	 <?php if($term_parent->name!=null){ ?> 
		               <li class="active text-theme-colored2"><a href="<?php echo esc_url( $parent_term_link ); ?>"><?php echo $term_parent->name; ?></a></li>
		               <?php } ?>
                         <li><?php echo $term->name; ?></li>
                     </ul>
                 </div>
             </div>
        </div>
    </div>
</div>
<div class="news-page-area">
    <div class="container">
        <div class="row">
        	<!-- if there is parent category exits -->
    		<?php if($product_categories){ ?>

			<div class="col-lg-9 col-md-9 col-sm-9 col-xs-12">
                <div class="news-main-content">
			<?php foreach ($product_categories as $category) { 
		 		$term_link = get_term_link($category->term_id, 'blog_cat'); 
		 		$image = get_field('image', $category);
		 		$image = empty($image) ? 'https://wp.goigi.me/graykon/wp-content/uploads/2017/12/noimage.png':$image;
	 			?>
       
                    <div class="col-lg-6 col-md-6 col-sm-6 col-xs-12">
                        <div class="single-news-area">
                            <div class="news-featured-image">
                                <a href="<?php the_permalink();?>"><img src="<?php echo $image;?>" alt="news"></a>
                                <div class="date-area">
                                    <ul>
                                    	<li><?php echo get_the_date();?></li> 
                                    </ul>
                                </div>
                            </div>
                            <h3><a href="<?php the_permalink();?>"><?php the_title();?></a></h3>
                            <ul>
                                <li><span>by</span> <?php echo get_the_author();?> |</li>
                                <li><span></span> Comments</li>
                            </ul>
                            
                        </div>
                    </div>
                    <?php } /*end foreach*/ ?>
                                           
                    
                </div>
            </div>
		<!--end if there is parent category exits -->

    		<?php } else {
				if (get_query_var('paged')) {
                    $paged = get_query_var('paged');
                    } elseif (get_query_var('page')) { 
                        $paged = get_query_var('page');
                    } else {
                        $paged = 1;
                    } 
                    

                    $args = array(
						'post_type' => 'blog',
						'tax_query' => array(
											array(
											'taxonomy' => $term->taxonomy,
											'field' => 'id',
											'terms' => $term_id
											 )
										  ),
						'numberposts' => -1,
						'posts_per_page' => 2,
						'post_status'     => 'publish',
						'post_parent' => null,
						'paged' => $paged,
						'order' => 'DESC'
						);
                 
			$custom_query = new WP_Query($args);
			//var_dump($custom_query);
			if ($custom_query->have_posts()) :
			?>
			 <div class="col-lg-9 col-md-9 col-sm-9 col-xs-12">
                <div class="news-main-content">
       			<?php 
    			 while ($custom_query->have_posts()) : $custom_query->the_post();
    			 $url = wp_get_attachment_url( get_post_thumbnail_id($post->ID) );
    			 $product_image = empty($url) ? 'https://wp.goigi.me/graykon/wp-content/uploads/2017/12/noimage.png':$url;	
				?>
                    <div class="col-lg-6 col-md-6 col-sm-6 col-xs-12">
                        <div class="single-news-area">
                            <div class="news-featured-image">
                                <a href="<?php the_permalink();?>"><img src="<?php echo $url;?>" alt="news"></a>
                                <div class="date-area">
                                    <ul>
                                    	<li><?php echo get_the_date();?></li> 
                                        <!-- <li>26</li>
                                        <li>June</li> -->
                                    </ul>
                                </div>
                            </div>
                            <h3><a href="<?php the_permalink();?>"><?php the_title();?></a></h3>
                            <ul>
                                <li><span>by</span> <?php echo get_the_author();?> |</li>
                                <li><span></span> Comments</li>
                            </ul>
                            <p><?php echo substr(get_the_excerpt(), 0, 180); ?></p>
                        </div>
                    </div>
                    <?php endwhile; ?>
                                           
                    <div class="row">
                        <div class="col-lg-12 col-md-12 col-sm-12 col-xs-12 text-center">
                   <?php if ($custom_query->max_num_pages > 1) :
                      $orig_query = $wp_query;
                      $wp_query = $custom_query;
                       
                      ?>  
                         <?php
                          if (function_exists('wp_bootstrap_pagination')){
                              wp_bootstrap_pagination();
                          }
                          ?>
                        <?php $wp_query = $orig_query; ?>
                        <?php endif; ?>

                    <?php  wp_reset_postdata();?>
                        </div>
                    </div>


                </div>
            </div>

             <?php endif;  ?>

            <?php } ?>

            <div class="col-lg-3 col-md-3 col-sm-3 col-xs-12">
                <?php echo get_sidebar();?>
            </div>
        </div>
    </div>
</div>


<?php get_footer();?>

Here is the sidebar.php code....

Categories

'blog_cat','hide_empty' => false,) ); foreach ($cat_terms as $cat_term){ echo '
• '.$cat_term->name.' ['.$cat_term->count.']
'; } ?>