Return a result from startSync

server/src/main/kotlin/suwayomi/tachidesk/global/impl/sync/SyncManager.kt

@@ -13,6 +13,7 @@ import kotlinx.serialization.protobuf.ProtoBuf
 import org.jetbrains.exposed.sql.selectAll
 import org.jetbrains.exposed.sql.transactions.transaction
 import org.jetbrains.exposed.sql.update
+import suwayomi.tachidesk.graphql.types.StartSyncResult
 import suwayomi.tachidesk.manga.impl.Category
 import suwayomi.tachidesk.manga.impl.backup.BackupFlags
 import suwayomi.tachidesk.manga.impl.backup.proto.ProtoBackupImport
@@ -80,13 +81,13 @@ object SyncManager {
     }
 
     @OptIn(DelicateCoroutinesApi::class)
-    fun startSync() {
+    fun startSync(): StartSyncResult {
         if (!serverConfig.syncYomiEnabled.value) {
-            return
+            return StartSyncResult.SYNC_DISABLED
         }
 
         if (!syncMutex.tryLock()) {
-            return
+            return StartSyncResult.SYNC_IN_PROGRESS
         }
 
         GlobalScope.launch {
@@ -94,6 +95,8 @@ object SyncManager {
         }.invokeOnCompletion {
             syncMutex.unlock()
         }
+
+        return StartSyncResult.SUCCESS
     }
 
     private suspend fun syncData() {
@@ -354,3 +357,4 @@ object SyncManager {
         }
     }
 }
+

server/src/main/kotlin/suwayomi/tachidesk/graphql/mutations/SyncMutation.kt

@@ -2,6 +2,7 @@ package suwayomi.tachidesk.graphql.mutations
 
 import suwayomi.tachidesk.global.impl.sync.SyncManager
 import suwayomi.tachidesk.graphql.directives.RequireAuth
+import suwayomi.tachidesk.graphql.types.StartSyncResult
 
 class SyncMutation {
     data class StartSyncInput(
@@ -10,16 +11,18 @@ class SyncMutation {
 
     data class StartSyncPayload(
         val clientMutationId: String? = null,
+        val result: StartSyncResult,
     )
 
     @RequireAuth
     fun startSync(input: StartSyncInput): StartSyncPayload {
         val (clientMutationId) = input
 
-        SyncManager.startSync()
+        val result = SyncManager.startSync()
 
         return StartSyncPayload(
             clientMutationId = clientMutationId,
+            result = result,
         )
     }
 }

server/src/main/kotlin/suwayomi/tachidesk/graphql/types/SyncType.kt

@@ -0,0 +1,7 @@
+package suwayomi.tachidesk.graphql.types
+
+enum class StartSyncResult {
+    SUCCESS,
+    SYNC_IN_PROGRESS,
+    SYNC_DISABLED,
+}