Update src/streamlit_app.py

src/streamlit_app.py

@@ -264,7 +264,7 @@ storage_field_name = SINGLE_FIELDS[0]
 base_field_for_color = SINGLE_FIELDS[0]
 
 with col2:
-    # ========== FIELD SELECTION (NOW ON RHS) ==========
+    # ========== FIELD SELECTION (RHS) ==========
     st.markdown("#### 🎯 Field Selection")
     
     def add_line_item():
@@ -293,7 +293,7 @@ with col2:
     else:
         num_items = st.session_state.num_line_items[selected_name]
         
-        # FLATTENED COLUMNS: no nested columns beyond one level inside col2
+        # Single level of columns inside col2 (no deeper nesting)
         line_col1, add_col, rem_col = st.columns([2, 1, 1])
         with line_col1:
             line_item_options = [f"Line {i+1}" for i in range(num_items)]
@@ -318,7 +318,7 @@ with col2:
     field_color = FIELD_COLORS.get(base_field_for_color or display_field_name, "#FF0000")
     st.markdown(f"**Current:** <span style='color:{field_color}'>●</span> {display_field_name}", unsafe_allow_html=True)
 
-    # ========== ZOOM CONTROLS (NOW ON RHS) ==========
+    # ========== ZOOM CONTROLS (RHS) ==========
     st.markdown("#### 🔍 Zoom")
     
     current_zoom = st.session_state.zoom_values[selected_name]
@@ -374,13 +374,10 @@ with col2:
 
     current_rect_orig = st.session_state.field_rects_orig[selected_name].get(storage_field_name)
     current_val = st.session_state.field_values[selected_name].get(storage_field_name, "")
-    value_state_key = f"value_{selected_name}_{storage_field_name}"
-    if value_state_key not in st.session_state:
-        st.session_state[value_state_key] = current_val
     
     new_val = st.text_area(
         "Value (auto-filled by OCR)",
-        key=value_state_key,
+        value=current_val,
         height=80,
         label_visibility="collapsed",
         placeholder="Value (auto-filled by OCR)",
@@ -405,12 +402,13 @@ with col2:
                     text = pytesseract.image_to_string(crop, config="--psm 6").strip()
                     if text:
                         st.session_state.field_values[selected_name][storage_field_name] = text
-                        st.session_state[value_state_key] = text
                         st.success(f"OCR: {text}")
                     else:
                         st.warning("Empty result")
                 except Exception as e:
                     st.error(f"OCR failed: {e}")
+            # force rerun so text area picks up new value
+            st.experimental_rerun()
     
     with col_btn3:
         def delete_rect():
@@ -562,8 +560,6 @@ with col1:
                     text = pytesseract.image_to_string(crop, config="--psm 6").strip()
                     if text:
                         st.session_state.field_values[selected_name][storage_field_name] = text
-                        value_state_key = f"value_{selected_name}_{storage_field_name}"
-                        st.session_state[value_state_key] = text
                         st.toast(f"✅ OCR: {text[:50]}{'...' if len(text) > 50 else ''}")
                     else:
                         st.toast("✅ Rectangle saved (no text detected)")
@@ -571,5 +567,5 @@ with col1:
                     st.toast("✅ Rectangle saved")
             else:
                 st.toast("✅ Rectangle saved")
-            # force rerun so text area and canvas refresh with latest data
+            # force rerun so RHS text box shows new OCR value
             st.experimental_rerun()