Update src/app_job_copy_1.py

src/app_job_copy_1.py

@@ -378,17 +378,37 @@ def display_job_selection(jobs_df, candidates_df, sh):
     st.subheader("Select a job to view potential matches")
     job_options = [f"{row['Role']} at {row['Company']}" for _, row in jobs_df.iterrows()]
 
-    if not job_options:
-        st.warning("No jobs found to display.")
-        return
+    if 'last_selected_job_index' not in st.session_state:
+        st.session_state.last_selected_job_index = 0
+
+    selected_job_index = st.selectbox(
+        "Jobs:",
+        range(len(job_options)),
+        format_func=lambda x: job_options[x],
+        key="job_selectbox"
+    )
+
+    if selected_job_index != st.session_state.last_selected_job_index:
+        old_job_key = st.session_state.last_selected_job_index
+        job_processed_key = f"job_{old_job_key}_processed_successfully"
+        job_is_processing_key = f"job_{old_job_key}_is_currently_processing"
+
+        if job_processed_key in st.session_state:
+            st.session_state.pop(job_processed_key)
+        if job_is_processing_key in st.session_state:
+            st.session_state.pop(job_is_processing_key)
+
+        if 'Selected_Candidates' in st.session_state and old_job_key in st.session_state.Selected_Candidates:
+            st.session_state.Selected_Candidates.pop(old_job_key)
+
+        st.session_state.last_selected_job_index = selected_job_index
+        st.session_state.stop_processing_flag = False
+        st.cache_data.clear()
+        st.rerun()
 
-    # Select job
-    selected_job_index = st.selectbox("Jobs:", range(len(job_options)),
-                                      format_func=lambda x: job_options[x], key="job_selectbox")
     job_row = jobs_df.iloc[selected_job_index]
     job_row_stack = parse_tech_stack(job_row["Tech Stack"])
 
-    # Display job details
     col_job_details_display, _ = st.columns([2, 1])
     with col_job_details_display:
         st.subheader(f"Job Details: {job_row['Role']}")
@@ -403,13 +423,11 @@ def display_job_selection(jobs_df, candidates_df, sh):
         for key, value in job_details_dict.items():
             st.markdown(f"**{key}:** {value}")
 
-    # State keys
     job_processed_key = f"job_{selected_job_index}_processed_successfully"
     job_is_processing_key = f"job_{selected_job_index}_is_currently_processing"
     st.session_state.setdefault(job_processed_key, False)
     st.session_state.setdefault(job_is_processing_key, False)
 
-    # Check existing sheet data
     sheet_name = f"{job_row['Role']} at {job_row['Company']}".strip()[:100]
     worksheet_exists = False
     existing_candidates_from_sheet = []
@@ -422,7 +440,6 @@ def display_job_selection(jobs_df, candidates_df, sh):
     except Exception:
         pass
 
-    # Controls
     if not st.session_state[job_processed_key] or existing_candidates_from_sheet:
         col_find, col_stop = st.columns(2)
         with col_find:
@@ -444,7 +461,6 @@ def display_job_selection(jobs_df, candidates_df, sh):
                     st.warning("Stop request sent. Processing will halt shortly.")
                     st.rerun()
 
-    # Processing
     if st.session_state[job_is_processing_key]:
         with st.spinner(f"Processing candidates for {job_row['Role']} at {job_row['Company']}..."):
             processed_list = process_candidates_for_job(job_row, candidates_df, st.session_state.llm_chain)
@@ -476,13 +492,12 @@ def display_job_selection(jobs_df, candidates_df, sh):
         st.session_state.pop('stop_processing_flag', None)
         st.rerun()
 
-    # Display results
     should_display = False
     final_candidates = []
     if not st.session_state[job_is_processing_key]:
         if st.session_state[job_processed_key]:
             should_display = True
-            final_candidates = st.session_state.Selected_Candidates[selected_job_index]
+            final_candidates = st.session_state.Selected_Candidates.get(selected_job_index, [])
         elif existing_candidates_from_sheet:
             time.sleep(10)
             should_display = True
@@ -497,17 +512,14 @@ def display_job_selection(jobs_df, candidates_df, sh):
                 st.info(f"Displaying: '{sheet_name}'.")
 
     if should_display:
-        # Prepare combined text for Copy All
-        combined_text = ""
-        for cand in final_candidates:
-            combined_text += f"Name: {cand.get('Name','N/A')}\nLinkedIn URL: {cand.get('LinkedIn','N/A')}\n\n"
-
-        # Header and Copy All button side by side
         col_title, col_copyall = st.columns([3,1])
         with col_title:
             st.subheader("Selected Candidates")
         with col_copyall:
-            # Use HTML component to reliably include script and button
+            combined_text = ""
+            for cand in final_candidates:
+                combined_text += f"Name: {cand.get('Name','N/A')}\nLinkedIn URL: {cand.get('LinkedIn','N/A')}\n\n"
+
             import json
             html = f'''
             <button id="copy-all-btn">📋 Copy All</button>
@@ -520,12 +532,10 @@ def display_job_selection(jobs_df, candidates_df, sh):
             '''
             st.components.v1.html(html, height=60)
 
-        # Token usage
         if st.session_state.get(job_processed_key) and (
            st.session_state.get('total_input_tokens',0) > 0 or st.session_state.get('total_output_tokens',0) > 0):
             display_token_usage()
 
-        # List individual candidates
         for i, candidate in enumerate(final_candidates):
             score = candidate.get('Fit Score',0.0)
             score_display = f"{score:.3f}" if isinstance(score,(int,float)) else score
@@ -553,14 +563,12 @@ def display_job_selection(jobs_df, candidates_df, sh):
                         st.markdown("**Justification:**")
                         st.info(candidate['justification'])
 
-        # Reset
         if st.button("Reset and Process Again", key=f"reset_btn_{selected_job_index}"):
             st.session_state[job_processed_key] = False
             st.session_state.pop(job_is_processing_key, None)
             st.session_state.Selected_Candidates.pop(selected_job_index, None)
             st.cache_data.clear()
             try: sh.worksheet(sheet_name).clear()
-
             except: pass
             st.rerun()