Update src/streamlit_app.py

src/streamlit_app.py

@@ -6,30 +6,24 @@ import urllib.parse
 st.set_page_config(page_title="⚖️ Auto Weight Logger", layout="centered")
 st.title("⚖️ Auto Weight Logger")
 
-# ------------------------------
-# ✅ Setup session state for reset
-# ------------------------------
-if "reset" not in st.session_state:
-    st.session_state.reset = False
-
-# 🔁 Handle reset if needed (immediately rerun and then show camera again)
-if st.session_state.reset:
-    st.session_state.reset = False  # Clear flag
-    st.rerun()
-
-# 🔘 Clear / Retake button
-if st.button("🔁 Clear / Retake Photo"):
-    st.session_state.reset = True
-    st.rerun()
-
-# ------------------------------
+# ✅ Flag to reset camera input
+if "retake_photo" not in st.session_state:
+    st.session_state.retake_photo = False
+
+# 🔘 Retake Photo or Clear button logic
+def clear_photo():
+    st.session_state.retake_photo = True
+
+st.button("🔁 Clear / Retake Photo", on_click=clear_photo)
+
+# ✅ Skip camera this run, and reset for next
+if st.session_state.retake_photo:
+    st.session_state.retake_photo = False  # reset the flag
+    st.stop()  # stop here → camera will appear on next run
+
 # 📷 Show camera input
-# ------------------------------
 img_data = st.camera_input("📷 Capture the weight display")
 
-# ------------------------------
-# ✅ Handle image if captured
-# ------------------------------
 if img_data:
     st.success("✅ Image captured successfully!")
 
@@ -40,26 +34,24 @@ if img_data:
     image = Image.open(img_data)
     st.image(image, caption="📸 Snapshot", use_column_width=True)
 
-    # 🔍 Extract weight via OCR
     with st.spinner("🔍 Extracting weight..."):
         weight, confidence = extract_weight_from_image(image)
 
     st.write(f"🛠️ DEBUG: weight = {weight}, confidence = {confidence}")
 
-    # ❌ If low confidence, ask to retake
+    # ❌ Low confidence — offer retake
     if not weight or confidence < 80:
         st.error(f"⚠️ OCR confidence too low ({int(confidence)}%). Please retake the photo.")
         if st.button("🔁 Retake Photo"):
-            st.session_state.reset = True
-            st.rerun()
+            st.session_state.retake_photo = True
+            st.stop()
         st.stop()
 
-    # ✅ Success
+    # ✅ Success — show Salesforce link
     st.success(f"✅ Detected Weight: {weight} g (Confidence: {int(confidence)}%)")
 
-    # Salesforce parameters
     device_id = "BAL-001"
-    image_url = ""  # Optional image hosting URL
+    image_url = ""  # Optional hosted image URL
 
     encoded_weight = urllib.parse.quote(str(weight))
     encoded_device = urllib.parse.quote(device_id)