Fix freezing on migrating manga (#7317)

* Use `supend` instead of `runBlocking` in migrate function

* lift `syncChaptersWithSource` out of the db trasaction

app/src/main/java/eu/kanade/tachiyomi/ui/browse/migration/search/SearchPresenter.kt

@@ -85,7 +85,7 @@ class SearchPresenter(
         }
     }
 
-    private fun migrateMangaInternal(
+    private suspend fun migrateMangaInternal(
         prevSource: Source?,
         source: Source,
         sourceChapters: List<SChapter>,
@@ -111,15 +111,15 @@ class SearchPresenter(
                 flags,
             )
 
+        try {
+            syncChaptersWithSource(sourceChapters, manga, source)
+        } catch (e: Exception) {
+            // Worst case, chapters won't be synced
+        }
+
         db.inTransaction {
             // Update chapters read
             if (migrateChapters) {
-                try {
-                    syncChaptersWithSource(sourceChapters, manga, source)
-                } catch (e: Exception) {
-                    // Worst case, chapters won't be synced
-                }
-
                 val prevMangaChapters = db.getChapters(prevManga).executeAsBlocking()
                 val maxChapterRead = prevMangaChapters
                     .filter { it.read }

app/src/main/java/eu/kanade/tachiyomi/util/chapter/ChapterSourceSync.kt

@@ -5,7 +5,6 @@ import eu.kanade.domain.chapter.model.toDbChapter
 import eu.kanade.tachiyomi.data.database.models.toDomainManga
 import eu.kanade.tachiyomi.source.Source
 import eu.kanade.tachiyomi.source.model.SChapter
-import kotlinx.coroutines.runBlocking
 import uy.kohesive.injekt.Injekt
 import uy.kohesive.injekt.api.get
 import eu.kanade.tachiyomi.data.database.models.Chapter as DbChapter
@@ -19,16 +18,14 @@ import eu.kanade.tachiyomi.data.database.models.Manga as DbManga
  * @param source the source of the chapters.
  * @return a pair of new insertions and deletions.
  */
-fun syncChaptersWithSource(
+suspend fun syncChaptersWithSource(
     rawSourceChapters: List<SChapter>,
     manga: DbManga,
     source: Source,
     syncChaptersWithSource: SyncChaptersWithSource = Injekt.get(),
 ): Pair<List<DbChapter>, List<DbChapter>> {
     val domainManga = manga.toDomainManga() ?: return Pair(emptyList(), emptyList())
-    val (added, deleted) = runBlocking {
-        syncChaptersWithSource.await(rawSourceChapters, domainManga, source)
-    }
+    val (added, deleted) = syncChaptersWithSource.await(rawSourceChapters, domainManga, source)
 
     val addedDbChapters = added.map { it.toDbChapter() }
     val deletedDbChapters = deleted.map { it.toDbChapter() }