Ethanfel/Comfyui-JSON-Manager
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Fix crash when navigating to a folder with no JSON files

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st.radio was called with an empty list when no JSON files existed,
causing Streamlit to error and only render the sidebar.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
This commit is contained in:
Ethanfel
2026-02-02 12:59:15 +01:00
parent 676160be8c
commit e6ef69b126
1 changed files with 12 additions and 7 deletions
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13
app.py
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@@ -147,12 +147,17 @@ with st.sidebar:
st.rerun() st.rerun()
# --- File Selector --- # --- File Selector ---
selected_file_name = None
if json_files:
file_names = [f.name for f in json_files]
if 'file_selector' not in st.session_state: if 'file_selector' not in st.session_state:
st.session_state.file_selector = json_files[0].name if json_files else None st.session_state.file_selector = file_names[0]
if st.session_state.file_selector not in [f.name for f in json_files] and json_files: if st.session_state.file_selector not in file_names:
st.session_state.file_selector = json_files[0].name st.session_state.file_selector = file_names[0]
selected_file_name = st.radio("Select File", [f.name for f in json_files], key="file_selector") selected_file_name = st.radio("Select File", file_names, key="file_selector")
else:
st.info("No JSON files in this folder.")
# --- GLOBAL MONITOR TOGGLE (NEW) --- # --- GLOBAL MONITOR TOGGLE (NEW) ---
st.markdown("---") st.markdown("---")