优化

app/src/main/java/io/legado/app/ui/book/search/SearchScope.kt

@@ -100,7 +100,8 @@ data class SearchScope(private var scope: String) {
         val list = hashSetOf<BookSource>()
         if (scope.isEmpty()) {
             list.addAll(appDb.bookSourceDao.allEnabled)
-        } else if (scope.contains("::")) {
+        } else {
+            if (scope.contains("::")) {
                 scope.substringAfter("::").let {
                     appDb.bookSourceDao.getBookSource(it)?.let { source ->
                         list.add(source)
@@ -127,6 +128,7 @@ data class SearchScope(private var scope: String) {
                     }
                 }
             }
+        }
         return list.sortedBy { it.customOrder }
     }