More refactoring of expected next update logic

app/src/main/java/eu/kanade/domain/chapter/interactor/SyncChaptersWithSource.kt

@@ -50,13 +50,14 @@ class SyncChaptersWithSource(
         manga: Manga,
         source: Source,
         manualFetch: Boolean = false,
-        zoneDateTime: ZonedDateTime = ZonedDateTime.now(),
-        fetchRange: Pair<Long, Long> = Pair(0, 0),
+        fetchWindow: Pair<Long, Long> = Pair(0, 0),
     ): List<Chapter> {
         if (rawSourceChapters.isEmpty() && !source.isLocal()) {
             throw NoChaptersException()
         }
 
+        val now = ZonedDateTime.now()
+
         val sourceChapters = rawSourceChapters
             .distinctBy { it.url }
             .mapIndexed { i, sChapter ->
@@ -138,12 +139,11 @@ class SyncChaptersWithSource(
 
         // Return if there's nothing to add, delete or change, avoiding unnecessary db transactions.
         if (toAdd.isEmpty() && toDelete.isEmpty() && toChange.isEmpty()) {
-            if (manualFetch || manga.fetchInterval == 0 || manga.nextUpdate < fetchRange.first) {
+            if (manualFetch || manga.fetchInterval == 0 || manga.nextUpdate < fetchWindow.first) {
                 updateManga.awaitUpdateFetchInterval(
                     manga,
-                    dbChapters,
-                    zoneDateTime,
-                    fetchRange,
+                    now,
+                    fetchWindow,
                 )
             }
             return emptyList()
@@ -200,8 +200,7 @@ class SyncChaptersWithSource(
             val chapterUpdates = toChange.map { it.toChapterUpdate() }
             updateChapter.awaitAll(chapterUpdates)
         }
-        val newChapters = chapterRepository.getChapterByMangaId(manga.id)
-        updateManga.awaitUpdateFetchInterval(manga, newChapters, zoneDateTime, fetchRange)
+        updateManga.awaitUpdateFetchInterval(manga, now, fetchWindow)
 
         // Set this manga as updated since chapters were changed
         // Note that last_update actually represents last time the chapter list changed at all