fix(api): return created thumbnail

komga/src/main/kotlin/org/gotson/komga/domain/service/BookLifecycle.kt

@@ -107,7 +107,7 @@ class BookLifecycle(
     }
   }
 
-  fun addThumbnailForBook(thumbnail: ThumbnailBook, markSelected: MarkSelectedPreference) {
+  fun addThumbnailForBook(thumbnail: ThumbnailBook, markSelected: MarkSelectedPreference): ThumbnailBook {
     when (thumbnail.type) {
       ThumbnailBook.Type.GENERATED -> {
         // only one generated thumbnail is allowed
@@ -140,7 +140,9 @@ class BookLifecycle(
     if (selected) thumbnailBookRepository.markSelected(thumbnail)
     else thumbnailsHouseKeeping(thumbnail.bookId)
 
-    eventPublisher.publishEvent(DomainEvent.ThumbnailBookAdded(thumbnail.copy(selected = selected)))
+    val newThumbnail = thumbnail.copy(selected = selected)
+    eventPublisher.publishEvent(DomainEvent.ThumbnailBookAdded(newThumbnail))
+    return newThumbnail
   }
 
   fun deleteThumbnailForBook(thumbnail: ThumbnailBook) {

komga/src/main/kotlin/org/gotson/komga/domain/service/ReadListLifecycle.kt

@@ -77,7 +77,7 @@ class ReadListLifecycle(
     }
   }
 
-  fun addThumbnail(thumbnail: ThumbnailReadList) {
+  fun addThumbnail(thumbnail: ThumbnailReadList): ThumbnailReadList {
     when (thumbnail.type) {
       ThumbnailReadList.Type.USER_UPLOADED -> {
         thumbnailReadListRepository.insert(thumbnail)
@@ -88,6 +88,7 @@ class ReadListLifecycle(
     }
 
     eventPublisher.publishEvent(DomainEvent.ThumbnailReadListAdded(thumbnail))
+    return thumbnail
   }
 
   fun markSelectedThumbnail(thumbnail: ThumbnailReadList) {

komga/src/main/kotlin/org/gotson/komga/domain/service/SeriesCollectionLifecycle.kt

@@ -73,7 +73,7 @@ class SeriesCollectionLifecycle(
     }
   }
 
-  fun addThumbnail(thumbnail: ThumbnailSeriesCollection) {
+  fun addThumbnail(thumbnail: ThumbnailSeriesCollection): ThumbnailSeriesCollection {
     when (thumbnail.type) {
       ThumbnailSeriesCollection.Type.USER_UPLOADED -> {
         thumbnailSeriesCollectionRepository.insert(thumbnail)
@@ -84,6 +84,7 @@ class SeriesCollectionLifecycle(
     }
 
     eventPublisher.publishEvent(DomainEvent.ThumbnailSeriesCollectionAdded(thumbnail))
+    return thumbnail
   }
 
   fun markSelectedThumbnail(thumbnail: ThumbnailSeriesCollection) {

komga/src/main/kotlin/org/gotson/komga/domain/service/SeriesLifecycle.kt

@@ -263,7 +263,7 @@ class SeriesLifecycle(
     return null
   }
 
-  fun addThumbnailForSeries(thumbnail: ThumbnailSeries, markSelected: MarkSelectedPreference) {
+  fun addThumbnailForSeries(thumbnail: ThumbnailSeries, markSelected: MarkSelectedPreference): ThumbnailSeries {
     // delete existing thumbnail with the same url
     if (thumbnail.url != null) {
       thumbnailsSeriesRepository.findAllBySeriesId(thumbnail.seriesId)
@@ -284,7 +284,9 @@ class SeriesLifecycle(
 
     if (selected) thumbnailsSeriesRepository.markSelected(thumbnail)
 
-    eventPublisher.publishEvent(DomainEvent.ThumbnailSeriesAdded(thumbnail.copy(selected = selected)))
+    val newThumbnail = thumbnail.copy(selected = selected)
+    eventPublisher.publishEvent(DomainEvent.ThumbnailSeriesAdded(newThumbnail))
+    return newThumbnail
   }
 
   fun deleteThumbnailForSeries(thumbnail: ThumbnailSeries) {

komga/src/main/kotlin/org/gotson/komga/interfaces/api/rest/BookController.kt

@@ -303,19 +303,18 @@ class BookController(
 
   @PostMapping(value = ["api/v1/books/{bookId}/thumbnails"], consumes = [MediaType.MULTIPART_FORM_DATA_VALUE])
   @PreAuthorize("hasRole('$ROLE_ADMIN')")
-  @ResponseStatus(HttpStatus.ACCEPTED)
   fun addUserUploadedBookThumbnail(
     @AuthenticationPrincipal principal: KomgaPrincipal,
     @PathVariable(name = "bookId") bookId: String,
     @RequestParam("file") file: MultipartFile,
     @RequestParam("selected") selected: Boolean = true,
-  ) {
+  ): ThumbnailBookDto {
     val book = bookRepository.findByIdOrNull(bookId) ?: throw ResponseStatusException(HttpStatus.NOT_FOUND)
 
     if (!contentDetector.isImage(file.inputStream.buffered().use { contentDetector.detectMediaType(it) }))
       throw ResponseStatusException(HttpStatus.UNSUPPORTED_MEDIA_TYPE)
 
-    bookLifecycle.addThumbnailForBook(
+    return bookLifecycle.addThumbnailForBook(
       ThumbnailBook(
         bookId = book.id,
         thumbnail = file.bytes,
@@ -323,7 +322,7 @@ class BookController(
         selected = selected,
       ),
       if (selected) MarkSelectedPreference.YES else MarkSelectedPreference.NO,
-    )
+    ).toDto()
   }
 
   @PutMapping("api/v1/books/{bookId}/thumbnails/{thumbnailId}/selected")

komga/src/main/kotlin/org/gotson/komga/interfaces/api/rest/ReadListController.kt

@@ -165,26 +165,25 @@ class ReadListController(
 
   @PostMapping(value = ["{id}/thumbnails"], consumes = [MediaType.MULTIPART_FORM_DATA_VALUE])
   @PreAuthorize("hasRole('$ROLE_ADMIN')")
-  @ResponseStatus(HttpStatus.ACCEPTED)
   fun addUserUploadedReadListThumbnail(
     @AuthenticationPrincipal principal: KomgaPrincipal,
     @PathVariable(name = "id") id: String,
     @RequestParam("file") file: MultipartFile,
     @RequestParam("selected") selected: Boolean = true,
-  ) {
+  ): ThumbnailReadListDto {
     readListRepository.findByIdOrNull(id, principal.user.getAuthorizedLibraryIds(null), principal.user.restrictions)?.let { readList ->
 
       if (!contentDetector.isImage(file.inputStream.buffered().use { contentDetector.detectMediaType(it) }))
         throw ResponseStatusException(HttpStatus.UNSUPPORTED_MEDIA_TYPE)
 
-      readListLifecycle.addThumbnail(
+      return readListLifecycle.addThumbnail(
         ThumbnailReadList(
           readListId = readList.id,
           thumbnail = file.bytes,
           type = ThumbnailReadList.Type.USER_UPLOADED,
           selected = selected,
         ),
-      )
+      ).toDto()
     } ?: throw ResponseStatusException(HttpStatus.NOT_FOUND)
   }
 

komga/src/main/kotlin/org/gotson/komga/interfaces/api/rest/SeriesCollectionController.kt

@@ -144,26 +144,25 @@ class SeriesCollectionController(
 
   @PostMapping(value = ["{id}/thumbnails"], consumes = [MediaType.MULTIPART_FORM_DATA_VALUE])
   @PreAuthorize("hasRole('$ROLE_ADMIN')")
-  @ResponseStatus(HttpStatus.ACCEPTED)
   fun addUserUploadedCollectionThumbnail(
     @AuthenticationPrincipal principal: KomgaPrincipal,
     @PathVariable(name = "id") id: String,
     @RequestParam("file") file: MultipartFile,
     @RequestParam("selected") selected: Boolean = true,
-  ) {
+  ): ThumbnailSeriesCollectionDto {
     collectionRepository.findByIdOrNull(id, principal.user.getAuthorizedLibraryIds(null))?.let { collection ->
 
       if (!contentDetector.isImage(file.inputStream.buffered().use { contentDetector.detectMediaType(it) }))
         throw ResponseStatusException(HttpStatus.UNSUPPORTED_MEDIA_TYPE)
 
-      collectionLifecycle.addThumbnail(
+      return collectionLifecycle.addThumbnail(
         ThumbnailSeriesCollection(
           collectionId = collection.id,
           thumbnail = file.bytes,
           type = ThumbnailSeriesCollection.Type.USER_UPLOADED,
           selected = selected,
         ),
-      )
+      ).toDto()
     } ?: throw ResponseStatusException(HttpStatus.NOT_FOUND)
   }
 

komga/src/main/kotlin/org/gotson/komga/interfaces/api/rest/SeriesController.kt

@@ -377,24 +377,23 @@ class SeriesController(
 
   @PostMapping(value = ["v1/series/{seriesId}/thumbnails"], consumes = [MediaType.MULTIPART_FORM_DATA_VALUE])
   @PreAuthorize("hasRole('$ROLE_ADMIN')")
-  @ResponseStatus(HttpStatus.ACCEPTED)
   fun postUserUploadedSeriesThumbnail(
     @PathVariable(name = "seriesId") seriesId: String,
     @RequestParam("file") file: MultipartFile,
     @RequestParam("selected") selected: Boolean = true,
-  ) {
+  ): SeriesThumbnailDto {
     val series = seriesRepository.findByIdOrNull(seriesId) ?: throw ResponseStatusException(HttpStatus.NOT_FOUND)
     if (!contentDetector.isImage(file.inputStream.buffered().use { contentDetector.detectMediaType(it) }))
       throw ResponseStatusException(HttpStatus.UNSUPPORTED_MEDIA_TYPE)
 
-    seriesLifecycle.addThumbnailForSeries(
+    return seriesLifecycle.addThumbnailForSeries(
       ThumbnailSeries(
         seriesId = series.id,
         thumbnail = file.bytes,
         type = ThumbnailSeries.Type.USER_UPLOADED,
       ),
       if (selected) MarkSelectedPreference.YES else MarkSelectedPreference.NO,
-    )
+    ).toDto()
   }
 
   @PutMapping("v1/series/{seriesId}/thumbnails/{thumbnailId}/selected")