72 lines
2.7 KiB
Java
72 lines
2.7 KiB
Java
package app.fedilab.android.mastodon.helper;
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/* Copyright 2021 Thomas Schneider
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*
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* This file is a part of Fedilab
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*
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* This program is free software; you can redistribute it and/or modify it under the terms of the
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* GNU General Public License as published by the Free Software Foundation; either version 3 of the
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* License, or (at your option) any later version.
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*
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* Fedilab is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
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* the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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* Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with Fedilab; if not,
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* see <http://www.gnu.org/licenses>. */
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import org.jetbrains.annotations.NotNull;
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import java.util.List;
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import app.fedilab.android.mastodon.client.entities.api.Status;
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public class CommentDecorationHelper {
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/**
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* Get the indentation for the reply status with the id of original status
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*
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* @param replyToCommentId String - The id of the original status if it is a reply
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* @param statuses List<Status> statuses
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* @param maxIndent Maximum number of indents
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* @return int - indentation
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*/
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public static int getIndentation(@NotNull String replyToCommentId, List<Status> statuses, int maxIndent) {
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return numberOfIndentation(0, replyToCommentId, statuses, maxIndent);
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}
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/**
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* Returns the indentation depending of the number of replies
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*
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* @param currentIndentation int - The current indentation (symbolize a margin from start)
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* @param replyToCommentId String - The id of the original status if it is a reply
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* @param statuses List<Status> statuses
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* @param maxIndent Maximum number of indents
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* @return int - indentation
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*/
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private static int numberOfIndentation(int currentIndentation, String replyToCommentId, List<Status> statuses, int maxIndent) {
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if (replyToCommentId == null) {
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return 0;
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} else {
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currentIndentation++;
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}
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String targetedComment = null;
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for (Status status : statuses) {
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if (status != null && status.id != null && replyToCommentId.compareTo(status.id) == 0) {
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targetedComment = status.in_reply_to_id;
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break;
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}
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}
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if (targetedComment != null) {
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return numberOfIndentation(currentIndentation, targetedComment, statuses, maxIndent);
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} else {
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if (currentIndentation == 0) {
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currentIndentation = 1;
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}
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return Math.min(currentIndentation, maxIndent);
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}
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}
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}
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