Update app.py

app.py

@@ -300,37 +300,46 @@ reducer_choice = st.selectbox(
 
 # Function to convert geometry to Earth Engine format
 def convert_to_ee_geometry(geometry):
+    st.write(f"Debug: convert_to_ee_geometry called with type - {type(geometry)}")  # Debug input type
     if isinstance(geometry, base.BaseGeometry):
         if geometry.is_valid:
             geojson = geometry.__geo_interface__
+            st.write(f"Debug: Converting Shapely geometry to GeoJSON - {geojson}")  # Debug GeoJSON
             return ee.Geometry(geojson)
         else:
             raise ValueError("Invalid geometry: The polygon geometry is not valid.")
-    elif isinstance(geometry, dict) or isinstance(geometry, str):
+    elif isinstance(geometry, dict):
+        if 'type' in geometry and 'coordinates' in geometry:
+            return ee.Geometry(geometry)
+        else:
+            raise ValueError("GeoJSON format is invalid.")
+    elif isinstance(geometry, str):
         try:
-            if isinstance(geometry, str) and geometry.lower().endswith(".kml"):
-                # Handle KML string directly with xml.etree.ElementTree
+            # If it’s a JSON string, parse it
+            parsed = json.loads(geometry)
+            if 'type' in parsed and 'coordinates' in parsed:
+                return ee.Geometry(parsed)
+            else:
+                raise ValueError("GeoJSON string format is invalid.")
+        except json.JSONDecodeError:
+            # If it’s a KML string (not a file path)
+            try:
                 root = XET.fromstring(geometry)
                 ns = {'kml': 'http://www.opengis.net/kml/2.2'}
                 coords_elem = root.find('.//kml:Polygon//kml:coordinates', ns)
                 if coords_elem is not None:
                     coords_text = ' '.join(coords_elem.text.split())
+                    st.write(f"Debug: KML string coordinates - {coords_text}")  # Debug KML parsing
                     coords = [tuple(map(float, coord.split(','))) for coord in coords_text.split()]
                     geojson = {"type": "Polygon", "coordinates": [coords]}
                     return ee.Geometry(geojson)
                 else:
-                    raise ValueError("KML does not contain valid coordinates.")
-            elif isinstance(geometry, str):
-                geometry = json.loads(geometry)
-            if 'type' in geometry and 'coordinates' in geometry:
-                return ee.Geometry(geometry)
-            else:
-                raise ValueError("GeoJSON format is invalid.")
-        except Exception as e:
-            raise ValueError(f"Error parsing geometry: {e}")
+                    raise ValueError("KML string does not contain valid coordinates.")
+            except Exception as e:
+                raise ValueError(f"Error parsing KML string: {e}")
     else:
-        raise ValueError("Unsupported geometry input type. Supported types are Shapely, GeoJSON, and KML.")
-
+        raise ValueError(f"Unsupported geometry input type: {type(geometry)}. Supported types are Shapely, GeoJSON, and KML string.")
+        
 # Date Input for Start and End Dates
 start_date = st.date_input("Start Date", value=pd.to_datetime('2024-11-01'))
 end_date = st.date_input("End Date", value=pd.to_datetime('2024-12-01'))
@@ -521,7 +530,6 @@ if file_upload is not None:
             # Parse KML file for polygon data
             kml_string = file_upload.read().decode('utf-8')
             try:
-                # Use xml.etree.ElementTree with unique alias
                 root = XET.fromstring(kml_string)
                 ns = {'kml': 'http://www.opengis.net/kml/2.2'}
                 polygons = []