add enzyme buttons

app.py

@@ -10,23 +10,31 @@ ENTRY_METHODS = dict(
 )
 CRISPR_MODELS = ['Cas9', 'Cas12', 'Cas13d']
 
+# Initialize a session state variable to track checkbox selection
+if 'checkbox_selected' not in st.session_state:
+    st.session_state.checkbox_selected = None
+
 selected_model = st.selectbox('Select CRISPR model:', CRISPR_MODELS, key='selected_model')
 
 # Check if the selected model is Cas9
 if selected_model == 'Cas9':
-    # Display buttons for the Cas9 model
-    if st.checkbox('SPCas9_U6'):
+    # Display checkboxes for the Cas9 model
+    if st.checkbox('SPCas9_U6', value=False, disabled=st.session_state.checkbox_selected not in [None, 'SPCas9_U6']):
+        st.session_state.checkbox_selected = 'SPCas9_U6'
+        pass
         # Placeholder for action when SPCas9_U6 is clicked
+    elif st.checkbox('SPCas9_t7', value=False, disabled=st.session_state.checkbox_selected not in [None, 'SPCas9_t7']):
+        st.session_state.checkbox_selected = 'SPCas9_t7'
         pass
-    if st.checkbox('SPCas9_t7'):
         # Placeholder for action when SPCas9_t7 is clicked
+    elif st.checkbox('eSPCas9', value=False, disabled=st.session_state.checkbox_selected not in [None, 'eSPCas9']):
+        st.session_state.checkbox_selected = 'eSPCas9'
         pass
-    if st.checkbox('eSPCas9'):
         # Placeholder for action when eSPCas9 is clicked
+    elif st.checkbox('SPCas9_HF1', value=False, disabled=st.session_state.checkbox_selected not in [None, 'SPCas9_HF1']):
+        st.session_state.checkbox_selected = 'SPCas9_HF1'
         pass
-    if st.checkbox('SPCas9_HF1'):
         # Placeholder for action when SPCas9_HF1 is clicked
-        pass
 elif selected_model == 'Cas12':
         # Placeholder for Cas12 model loading
         # TODO: Implement Cas12 model loading logic