WP_REST_Comments_Controller::delete_item( WP_REST_Request $request )

	public function delete_item( $request ) {
		$comment = $this->get_comment( $request['id'] );
		if ( is_wp_error( $comment ) ) {
			return $comment;
		}

		$force = isset( $request['force'] ) ? (bool) $request['force'] : false;

		/**
		 * Filters whether a comment can be trashed.
		 *
		 * Return false to disable trash support for the post.
		 *
		 * @since WP-4.7.0
		 *
		 * @param bool    $supports_trash Whether the post type support trashing.
		 * @param WP_Post $comment        The comment object being considered for trashing support.
		 */
		$supports_trash = apply_filters( 'rest_comment_trashable', ( EMPTY_TRASH_DAYS > 0 ), $comment );

		$request->set_param( 'context', 'edit' );

		if ( $force ) {
			$previous = $this->prepare_item_for_response( $comment, $request );
			$result = wp_delete_comment( $comment->comment_ID, true );
			$response = new WP_REST_Response();
			$response->set_data( array( 'deleted' => true, 'previous' => $previous->get_data() ) );
		} else {
			// If this type doesn't support trashing, error out.
			if ( ! $supports_trash ) {
				/* translators: %s: force=true */
				return new WP_Error( 'rest_trash_not_supported', sprintf( __( "The comment does not support trashing. Set '%s' to delete." ), 'force=true' ), array( 'status' => 501 ) );
			}

			if ( 'trash' === $comment->comment_approved ) {
				return new WP_Error( 'rest_already_trashed', __( 'The comment has already been trashed.' ), array( 'status' => 410 ) );
			}

			$result = wp_trash_comment( $comment->comment_ID );
			$comment = get_comment( $comment->comment_ID );
			$response = $this->prepare_item_for_response( $comment, $request );
		}

		if ( ! $result ) {
			return new WP_Error( 'rest_cannot_delete', __( 'The comment cannot be deleted.' ), array( 'status' => 500 ) );
		}

		/**
		 * Fires after a comment is deleted via the REST API.
		 *
		 * @since WP-4.7.0
		 *
		 * @param WP_Comment       $comment  The deleted comment data.
		 * @param WP_REST_Response $response The response returned from the API.
		 * @param WP_REST_Request  $request  The request sent to the API.
		 */
		do_action( 'rest_delete_comment', $comment, $response, $request );

		return $response;
	}