Fix an issue where tracker reading progress is changed to a lower value (#1795)

CHANGELOG.md

@@ -36,6 +36,7 @@ The format is a modified version of [Keep a Changelog](https://keepachangelog.co
 - Fix App's preferences referencing deleted categories ([@cuong-tran](https://github.com/cuong-tran)) ([#1734](https://github.com/mihonapp/mihon/pull/1734))
 - Fix backup/restore of category related preferences ([@cuong-tran](https://github.com/cuong-tran)) ([#1726](https://github.com/mihonapp/mihon/pull/1726))
 - Fix WebView sending app's package name in `X-Requested-With` header, which led to sources blocking access ([@AwkwardPeak7](https://github.com/AwkwardPeak7)) ([#1812](https://github.com/mihonapp/mihon/pull/1812))
+- Fix an issue where tracker reading progress is changed to a lower value ([@Animeboynz](https://github.com/Animeboynz)) ([#1795](https://github.com/mihonapp/mihon/pull/1795))
 
 ### Removed
 - Remove alphabetical category sort option

app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaScreenModel.kt

@@ -24,6 +24,7 @@ import eu.kanade.domain.manga.model.chaptersFiltered
 import eu.kanade.domain.manga.model.downloadedFilter
 import eu.kanade.domain.manga.model.toSManga
 import eu.kanade.domain.track.interactor.AddTracks
+import eu.kanade.domain.track.interactor.RefreshTracks
 import eu.kanade.domain.track.interactor.TrackChapter
 import eu.kanade.domain.track.model.AutoTrackState
 import eu.kanade.domain.track.service.TrackPreferences
@@ -87,6 +88,8 @@ import tachiyomi.i18n.MR
 import tachiyomi.source.local.isLocal
 import uy.kohesive.injekt.Injekt
 import uy.kohesive.injekt.api.get
+import kotlin.collections.filter
+import kotlin.collections.forEach
 import kotlin.math.floor
 
 class MangaScreenModel(
@@ -741,6 +744,8 @@ class MangaScreenModel(
                 return@launchIO
             }
 
+            refreshTrackers()
+
             val tracks = getTracks.await(mangaId)
             val maxChapterNumber = chapters.maxOf { it.chapterNumber }
             val shouldPromptTrackingUpdate = tracks.any { track -> maxChapterNumber > track.lastChapterRead }
@@ -767,6 +772,27 @@ class MangaScreenModel(
         }
     }
 
+    private suspend fun refreshTrackers(
+        refreshTracks: RefreshTracks = Injekt.get(),
+    ) {
+        refreshTracks.await(mangaId)
+            .filter { it.first != null }
+            .forEach { (track, e) ->
+                logcat(LogPriority.ERROR, e) {
+                    "Failed to refresh track data mangaId=$mangaId for service ${track!!.id}"
+                }
+                withUIContext {
+                    context.toast(
+                        context.stringResource(
+                            MR.strings.track_error,
+                            track!!.name,
+                            e.message ?: "",
+                        ),
+                    )
+                }
+            }
+    }
+
     /**
      * Downloads the given list of chapters with the manager.
      * @param chapters the list of chapters to download.