BP_REST_Reply_Actions_Endpoint::move_item( WP_REST_Request $request )

	public function move_item( $request ) {

		/** Move Reply */
		if ( empty( $request['id'] ) ) {
			return new WP_Error(
				'bp_rest_bbp_move_reply_reply_id',
				__( 'A reply ID is required.', 'buddyboss' ),
				array(
					'status' => 400,
				)
			);
		} else {
			$move_reply_id = (int) $request['id'];
		}

		$move_reply = bbp_get_reply( $move_reply_id );

		// Reply exists.
		if ( empty( $move_reply ) ) {
			return new WP_Error(
				'bp_rest_bbp_mover_reply_r_not_found',
				__( 'The reply you want to move was not found.', 'buddyboss' ),
				array(
					'status' => 400,
				)
			);
		}

		/** Topic to Move From */
		// Get the current topic a reply is in.
		$source_topic = bbp_get_topic( $move_reply->post_parent );

		// No topic.
		if ( empty( $source_topic ) ) {
			return new WP_Error(
				'bp_rest_bbp_move_reply_source_not_found',
				__( 'The topic you want to move from was not found.', 'buddyboss' ),
				array(
					'status' => 400,
				)
			);
		}

		// Use cannot edit topic.
		if ( ! current_user_can( 'edit_topic', $source_topic->ID ) ) {
			return new WP_Error(
				'bp_rest_bbp_move_reply_source_permission',
				__( 'You do not have permission to edit the source topic.', 'buddyboss' ),
				array(
					'status' => rest_authorization_required_code(),
				)
			);
		}

		// How to move.
		if ( ! empty( $request['move_option'] ) ) {
			$move_option = (string) trim( $request['move_option'] );
		}

		// Invalid move option.
		if ( empty( $move_option ) || ! in_array( $move_option, array( 'existing', 'topic' ), true ) ) {
			return new WP_Error(
				'bp_rest_bbp_move_reply_option',
				__( 'You need to choose a valid move option.', 'buddyboss' ),
				array(
					'status' => 400,
				)
			);

			// Valid move option.
		} else {

			// What kind of move.
			switch ( $move_option ) {

				// Into an existing topic.
				case 'existing':
					// Get destination topic id.
					if ( empty( $request['destination_topic_id'] ) ) {
						return new WP_Error(
							'bp_rest_bbp_move_reply_destination_id',
							__( 'A topic ID is required.', 'buddyboss' ),
							array(
								'status' => 400,
							)
						);
					} else {
						$destination_topic_id = (int) $request['destination_topic_id'];
					}

					// Get the destination topic.
					$destination_topic = bbp_get_topic( $destination_topic_id );

					// No destination topic.
					if ( empty( $destination_topic ) ) {
						return new WP_Error(
							'bp_rest_bbp_move_reply_destination_not_found',
							__( 'The topic you want to move to was not found.', 'buddyboss' ),
							array(
								'status' => 400,
							)
						);
					}

					// User cannot edit the destination topic.
					if ( ! current_user_can( 'edit_topic', $destination_topic->ID ) ) {
						return new WP_Error(
							'bp_rest_bbp_move_reply_destination_permission',
							__( 'You do not have permission to edit the destination topic.', 'buddyboss' ),
							array(
								'status' => 400,
							)
						);
					}

					// Bump the reply position.
					$reply_position = bbp_get_topic_reply_count( $destination_topic->ID, true ) + 1;

					// Update the reply.
					wp_update_post(
						array(
							'ID'          => $move_reply->ID,
							'post_title'  => '',
							'post_name'   => false, // will be automatically generated.
							'post_parent' => $destination_topic->ID,
							'menu_order'  => $reply_position,
							'guid'        => '',
						)
					);

					// Adjust reply meta values.
					bbp_update_reply_topic_id( $move_reply->ID, $destination_topic->ID );
					bbp_update_reply_forum_id( $move_reply->ID, bbp_get_topic_forum_id( $destination_topic->ID ) );

					break;

				// Move reply to a new topic.
				case 'topic':
				default:
					// User needs to be able to publish topics.
					if ( current_user_can( 'publish_topics' ) ) {

						// Use the new title that was passed.
						if ( ! empty( $request['destination_topic_title'] ) ) {
							$destination_topic_title = sanitize_text_field( $request['destination_topic_title'] );

							// Use the source topic title.
						} else {
							$destination_topic_title = $source_topic->post_title;
						}

						// Update the topic.
						$destination_topic_id = wp_update_post(
							array(
								'ID'          => $move_reply->ID,
								'post_title'  => $destination_topic_title,
								'post_name'   => false,
								'post_type'   => bbp_get_topic_post_type(),
								'post_parent' => $source_topic->post_parent,
								'guid'        => '',
							)
						);
						$destination_topic    = bbp_get_topic( $destination_topic_id );

						// Make sure the new topic knows its a topic.
						bbp_update_topic_topic_id( $move_reply->ID );

						// Shouldn't happen.
						if (
							false === $destination_topic_id
							|| is_wp_error( $destination_topic_id )
							|| empty( $destination_topic )
						) {
							return new WP_Error(
								'bp_rest_bbp_move_reply_destination_reply',
								__( 'There was a problem converting the reply into the topic. Please try again.', 'buddyboss' ),
								array(
									'status' => 400,
								)
							);
						}

						// User cannot publish posts.
					} else {
						return new WP_Error(
							'bp_rest_bbp_move_reply_destination_permission',
							__( 'You do not have permission to create new topics. The reply could not be converted into a topic.', 'buddyboss' ),
							array(
								'status' => rest_authorization_required_code(),
							)
						);
					}

					break;
			}
		}

		/** No Errors - Clean Up */
		// Update counts, etc...
		do_action( 'bbp_pre_move_reply', $move_reply->ID, $source_topic->ID, $destination_topic->ID );

		/** Date Check */
		// Check if the destination topic is older than the move reply.
		if ( strtotime( $move_reply->post_date ) < strtotime( $destination_topic->post_date ) ) {

			// Set destination topic post_date to 1 second before from reply.
			$destination_post_date = gmdate( 'Y-m-d H:i:s', strtotime( $move_reply->post_date ) - 1 );

			// Update destination topic.
			wp_update_post(
				array(
					'ID'            => $destination_topic_id,
					'post_date'     => $destination_post_date,
					'post_date_gmt' => get_gmt_from_date( $destination_post_date ),
				)
			);
		}

		// Set the last reply ID and freshness to the move_reply.
		$last_reply_id = $move_reply->ID;
		$freshness     = $move_reply->post_date;

		// Get the reply to.
		$parent = bbp_get_reply_to( $move_reply->ID );

		// Fix orphaned children.
		$children = get_posts(
			array(
				'post_type'  => bbp_get_reply_post_type(),
				'meta_key'   => '_bbp_reply_to', // phpcs:ignore
				'meta_type'  => 'NUMERIC',
				'meta_value' => $move_reply->ID, // phpcs:ignore
			)
		);

		if ( ! empty( $children ) ) {
			foreach ( $children as $child ) {
				bbp_update_reply_to( $child->ID, $parent );
			}
		}

		// Remove reply_to from moved reply.
		delete_post_meta( $move_reply->ID, '_bbp_reply_to' );

		// It is a new topic and we need to set some default metas to make.
		// the topic display in bbp_has_topics() list.
		if ( 'topic' === $move_option ) {
			bbp_update_topic_last_reply_id( $destination_topic->ID, $last_reply_id );
			bbp_update_topic_last_active_id( $destination_topic->ID, $last_reply_id );
			bbp_update_topic_last_active_time( $destination_topic->ID, $freshness );

			// Otherwise update the existing destination topic.
		} else {
			bbp_update_topic_last_reply_id( $destination_topic->ID );
			bbp_update_topic_last_active_id( $destination_topic->ID );
			bbp_update_topic_last_active_time( $destination_topic->ID );
		}

		// Update source topic ID last active.
		bbp_update_topic_last_reply_id( $source_topic->ID );
		bbp_update_topic_last_active_id( $source_topic->ID );
		bbp_update_topic_last_active_time( $source_topic->ID );

		/** Successful Move */
		// Update counts, etc...
		do_action( 'bbp_post_move_reply', $move_reply->ID, $source_topic->ID, $destination_topic->ID );

		return $this->topic_endpoint->get_item(
			array(
				'id'      => $destination_topic->ID,
				'context' => 'view',
			)
		);
	}