SportsPress - Make all teams current when importing players

sp_players_import_all__teams_current.php

<?php

/**
 * Add this code to your website, I recommend adding it using the plugin Code Snippets.
 * Disable or delete the snippet as soon as you finish importing players.
 * `$treshold_in_seconds` should be a little higher than the import duration in seconds.  
 * 
 * @author Nabil Kadimi
 * @link  https://themeboy.com
 */

add_action( 'admin_init', function() {

	/**
	 * How long to consider a player newly imported.
	 */
	$treshold_in_seconds = 10;

	/**
	 * Only admins.
	 */
	if ( ! current_user_can( 'manage_sportspress' ) ) {
		return;
	}

	/**
	 * Get newly imported players.
	 */
	$newly_imported_players = get_posts( [
		'post_type' => 'sp_player',
		'date_query' => [
			'after' => date( 'Y-m-d H:i:s', strtotime( "-$treshold_in_seconds seconds" ) ) ,
		],
		'meta_key' => '_sp_import',
		'meta_value' => '1',
		'meta_compare' => '=',
	] );

	/**
	 * Set all players teams to current.
	 */
	foreach ( $newly_imported_players as $player ) {

		/**
		 * Merge all teams.
		 */
		$updated_player_current_teams = array_unique ( array_merge ( get_post_meta( $player->ID, 'sp_past_team' ), get_post_meta( $player->ID, 'sp_current_team' ) ) );

		/**
		 * Delete old meta values.
		 */
		foreach( [ 'sp_current_team', 'sp_past_team', 'sp_team' ] as $meta_key ) {
			delete_post_meta( $player->ID, $meta_key );
		}

		/**
		 * Save new meta values.
		 */
		array_walk( $updated_player_current_teams, function( $team_id ) use ( $player ) {
			add_post_meta( $player->ID, 'sp_current_team', $team_id );
			add_post_meta( $player->ID, 'sp_team', $team_id );
		} );
	}
} );