Improve web UI

1 files changed, 8 insertions, 0 deletions

diff --git a/solo-tool-project/src/solo_tool/handlers.py b/solo-tool-project/src/solo_tool/handlers.py
index ab7309e..0b38968 100644
--- a/solo-tool-project/src/solo_tool/handlers.py
+++ b/solo-tool-project/src/solo_tool/handlers.py
@@ -18,6 +18,14 @@ def changeSong(st: SoloTool, delta: int) -> Callable[[], None]:
             st.song += delta
     return f
 
+def restartOrPreviousSong(st: SoloTool, threshold: float) -> Callable[[], None]:
+    def f():
+        if st.position < threshold and st.song > 0:
+            st.song -= 1
+        else:
+            st.position = 0.0
+    return f
+
 def setSong(st: SoloTool, index: int, followUp: Callable[[], None]=None) -> Callable[[], None]:
     def f():
         st.song = index