Refactor 'Stack Finder' tab to prioritize QBs in player combinations and ensure valid combinations have QBs in the first position

src/streamlit_app.py

@@ -253,17 +253,22 @@ if selected_tab == 'Stack Finder':
             working_baselines = working_baselines[working_baselines['Position'] != 'DST']
             working_baselines = working_baselines[working_baselines['Position'] != 'K']
             qb_var = qb_dict[cur_team]
-            order_list = working_baselines['Player'].unique()
+            
+            # Create order_list with QBs first to ensure they appear in first column
+            qb_players = working_baselines[working_baselines['Position'] == 'QB']['Player'].unique()
+            other_players = working_baselines[working_baselines['Position'] != 'QB']['Player'].unique()
+            order_list = list(qb_players) + list(other_players)
 
             comb = combinations(order_list, stack_size)
 
             for i in list(comb):
-                if qb_var in i:
-                    comb_list.append(i)
-
-            for i in list(comb):
-                if is_valid_combination(i):
-                    comb_list.append(i)
+                if qb_var in i and is_valid_combination(i):
+                    # Ensure QB is in first position
+                    combo_list = list(i)
+                    if qb_var in combo_list:
+                        qb_index = combo_list.index(qb_var)
+                        combo_list[0], combo_list[qb_index] = combo_list[qb_index], combo_list[0]
+                        comb_list.append(tuple(combo_list))
 
         comb_DF = pd.DataFrame(comb_list)
 
@@ -418,8 +423,6 @@ if selected_tab == 'Stack Finder':
                 except:
                     cut_var += 1
         
-        pos_df = comb_DF.map(pos_dict)
-        print(pos_df.head(10))
         st.session_state['display_frame'] = comb_DF
     if 'display_frame' in st.session_state:
         st.dataframe(st.session_state['display_frame'].style.background_gradient(axis=0).background_gradient(cmap='RdYlGn').format(precision=2), hide_index=True, use_container_width = True)