Upload New Text Document (4).txt

New Text Document (4).txt

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+def app():
+    st.title("Google Earth Engine Maps and Graphs")
+    dataset_info, _ = data_gee()
+    available_datasets = dataset_info['id'].tolist()
+
+    selected_dataset = st.selectbox(
+        "Select Dataset",
+        ['AAFC/ACI','NOAA/VIIRS/DNB/MONTHLY_V1/VCMCFG',"MODIS/006/MOD44B"]
+    )
+    
+    map_html = create_folium_map(selected_dataset)
+    st.components.v1.html(map_html, height=600, width=800)
+    uploaded_file_nighttime = st.file_uploader("Upload a KML file or other supported format", key='nighttime_file')
+    location_name_nighttime = st.text_input("Enter a location (e.g., Karachi, London)", key='nighttime_location')
+    start_date_nighttime = st.date_input("Start date", value=pd.to_datetime('2021-01-01'), key='nighttime_start_date')
+    end_date_nighttime = st.date_input("End date", value=pd.to_datetime('2021-12-31'), key='nighttime_end_date')
+
+    if uploaded_file_nighttime:
+        try:
+            gdf = uploaded_file_to_gdf(uploaded_file_nighttime)
+            st.session_state["roi"] = geemap.gdf_to_ee(gdf, geodesic=False)
+            st.write("ROI added to session state.")
+        
+            coordinates = gdf.geometry.centroid.iloc[0].coords[0]
+            folium_map = create_folium_map_with_data('NOAA/VIIRS/DNB/MONTHLY_V1/VCMCFG', gdf)
+            st.components.v1.html(folium_map._repr_html_(), height=600, width=800)
+
+            if start_date_nighttime and end_date_nighttime:
+                fig = create_nighttime_lights_time_series(coordinates, start_date_nighttime.isoformat(), end_date_nighttime.isoformat())
+                plot_nighttime_lights_with_controls(fig)
+        
+            
+        except Exception as e:
+            st.error(f"Error processing the file: {e}")
+            st.error("Please upload another file and try again.")
+    else:
+        if location_name_nighttime:
+            try:
+                coordinates = get_coordinates(location_name_nighttime)
+
+                if start_date_nighttime and end_date_nighttime:
+                    fig = create_nighttime_lights_time_series(coordinates, start_date_nighttime.isoformat(), end_date_nighttime.isoformat())
+                    st.plotly_chart(fig)
+
+            except Exception as e:
+                st.error(f"Error processing location data: {e}")
+
+# NDVI Time Series
+    st.title('NDVI Time Series')
+    uploaded_file_ndvi = st.file_uploader("Upload a KML file or other supported format", key='ndvi_file')
+    location_name_ndvi = st.text_input("Enter a location for NDVI (e.g., Karachi, London)", key='ndvi_location')
+    start_date_ndvi = st.date_input("Start date for NDVI", value=pd.to_datetime('2021-01-01'), key='ndvi_start_date')
+    end_date_ndvi = st.date_input("End date for NDVI", value=pd.to_datetime('2021-12-31'), key='ndvi_end_date')
+
+    if uploaded_file_ndvi:
+        try:
+            gdf = uploaded_file_to_gdf(uploaded_file_ndvi)
+            st.session_state["roi"] = geemap.gdf_to_ee(gdf, geodesic=False)
+            st.write("ROI added to session state.")
+        
+            coordinates = gdf.geometry.centroid.iloc[0].coords[0]
+            folium_map = create_folium_map_with_data('MODIS/006/MOD44B', gdf)
+            st.components.v1.html(folium_map._repr_html_(), height=600, width=800)
+
+            if start_date_ndvi and end_date_ndvi:
+                fig = create_modis_time_series(coordinates, start_date_ndvi.isoformat(), end_date_ndvi.isoformat())
+                plot_modis_with_controls(fig)
+        except Exception as e:
+            st.error(f"Error processing the file: {e}")
+            st.error("Please upload another file and try again.")
+    else:
+        if location_name_ndvi:
+            try:
+                coordinates = get_coordinates(location_name_ndvi)
+
+                if start_date_ndvi and end_date_ndvi:
+                    fig =create_modis_time_series(coordinates, start_date_ndvi.isoformat(), end_date_ndvi.isoformat())
+                    st.plotly_chart(fig)
+
+            except Exception as e:
+                st.error(f"Error processing location data: {e}")
+
+
+if __name__ == "__main__":
+    app()
+    
+