Split duration and name into separate variables for more clarity.

audiobook/src/main/java/de/ph1b/audiobook/features/chapterReader/matroska/MatroskaChapterFlattener.kt

@@ -10,11 +10,12 @@ object MatroskaChapterFlattener {
 
  fun addChapter(chapters: List<MatroskaChapter>, depth: Int) {
  chapters.forEachIndexed { i, chapter ->
- res.put(
- // Simple hack with adding depth is needed because chapter
- // and it's first sub-chapter have usually the same starting time.
- (chapter.startTime / 1000000).toInt() + if (i == 0) depth else 0,
- "+ ".repeat(depth) + (chapter.getName(*preferredLanguages) ?: "Chapter ${i + 1}"))
+ val duration = (chapter.startTime / 1000000).toInt() +
+ if (i == 0) depth else 0
+ // Simple hack with adding depth is needed because chapter
+ // and it's first sub-chapter have usually the same starting time.
+ val name = "+ ".repeat(depth) + (chapter.getName(*preferredLanguages) ?: "Chapter ${i + 1}")
+ res.put(duration, name)
  addChapter(chapter.children, depth + 1)
  }
  }