Fixed issue with canceling a downloading in manga details when there's more downloads

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

@@ -1058,7 +1058,7 @@ class MangaDetailsController : BaseController,
             return
         }
         if (chapter.status != Download.NOT_DOWNLOADED && chapter.status != Download.ERROR) {
-            presenter.deleteChapters(listOf(chapter))
+            presenter.deleteChapter(chapter)
         } else {
             if (chapter.status == Download.ERROR)
                 DownloadService.start(view.context)

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

@@ -340,6 +340,24 @@ class MangaDetailsPresenter(
         downloadManager.downloadChapters(manga, chapters.filter { !it.isDownloaded })
     }
 
+    /**
+     * Deletes the given list of chapter.
+     * @param chapter the chapter to delete.
+     */
+    fun deleteChapter(chapter: ChapterItem) {
+        downloadManager.deleteChapters(listOf(chapter), manga, source)
+        val downloads = downloadManager.queue.toMutableList()
+        downloads.remove(chapter.download)
+        downloadManager.reorderQueue(downloads)
+
+        this.chapters.find { it.id == chapter.id }?.apply {
+            status = Download.NOT_DOWNLOADED
+            download = null
+        }
+
+        controller.updateChapters(this.chapters)
+    }
+
     /**
      * Deletes the given list of chapter.
      * @param chapters the list of chapters to delete.