Get single #blog post by custom meta value and pull lots of #post data #WordPress #PHP

functions.php

$featuredPostOneArgs = array(
  'post_type' => 'post',
  'posts_per_page' => -1,
  'meta_query' => array(
    array(
      'key' => 'homepage_featured_article_1',
      'value' => '1',
      'compare' => '==' 
    )
  )
);
$postOneQuery = new WP_Query($featuredPostOneArgs);

if( $postOneQuery->have_posts() ) {
  while( $postOneQuery->have_posts() ) { 
    $postOneQuery->the_post();

    $postOneLink = get_the_permalink();
    $postOneTitle = get_the_title();
    if (has_post_thumbnail( get_the_ID() ) ) {
      $postOneImage = wp_get_attachment_url( get_post_thumbnail_id( get_the_ID() ), 'thumbnail' );
    } else {
      $postOneImage = '';
    }
    $postOneExcerpt = wp_trim_words( get_the_content(), 15, '...' );
    $postOneCategories = get_the_category();
    $postOneParentCat = '';
    $postOneSubCat = '';
    foreach($postOneCategories as $postOneCategory){
      if ($postOneCategory->name !== 'Uncategorized') {
        if( ($postOneCategory->category_parent == 0) ){
          $postOneParentCat = $postOneCategory->name;

        } else {
          $postOneSubCat = $postOneCategory->name;
        }
      }
    } // End foreach

  }
}
wp_reset_query();