From fec7adc4bab6aa6e8951ff52e5de958281cfc307 Mon Sep 17 00:00:00 2001
From: Even Solbraa <41290109+EvenSol@users.noreply.github.com>
Date: Thu, 27 Nov 2025 13:33:20 +0100
Subject: [PATCH] Fix pressure input handling in water dew point page

---
 pages/30_Water Dew Point.py | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/pages/30_Water Dew Point.py b/pages/30_Water Dew Point.py
index c4035b5..45adc5b 100644
--- a/pages/30_Water Dew Point.py	
+++ b/pages/30_Water Dew Point.py	
@@ -51,7 +51,7 @@
 st.divider()
 
 st.edited_dfTP = st.data_editor(
-    st.session_state.tp_data['Pressure (bara)'].dropna().reset_index(drop=True),
+    st.session_state.tp_data[['Pressure (bara)']].dropna().reset_index(drop=True),
     num_rows='dynamic',  # Allows dynamic number of rows
     column_config={
         'Pressure (bara)': st.column_config.NumberColumn(
@@ -68,7 +68,8 @@
     # Check if water's MolarComposition[-] is greater than 0
     water_row = st.edited_df[st.edited_df['ComponentName'] == 'water']  # Adjust 'ComponentName' and 'water' as necessary
     if not water_row.empty and water_row['MolarComposition[-]'].iloc[0] > 0:
-        if (st.edited_dfTP['Pressure (bara)'] <= 0).any():
+        pressure_values = st.edited_dfTP['Pressure (bara)'].dropna()
+        if (pressure_values <= 0).any():
             st.error('Pressure must be greater than 0 bara. Please update the pressure inputs before running calculations.')
         else:
             neqsim_fluid = fluid_df(st.edited_df, lastIsPlusFraction=False, add_all_components=False).autoSelectModel()
@@ -76,8 +77,7 @@
             results_list2 = []
             pres_list = []
             fluid_results_list = []
-            for pres in st.edited_dfTP.dropna():
-                pressure = pres
+            for pressure in pressure_values:
                 pres_list.append(pressure)
                 neqsim_fluid.setPressure(pressure, 'bara')
                 results_list.append(hydt(neqsim_fluid)-273.15)
@@ -91,7 +91,7 @@
             st.session_state['tp_data'] = st.session_state['tp_data'].sort_values('Pressure (bara)')
             st.success('Hydrate calculation finished successfully!')
             combined_results = pd.concat(fluid_results_list, ignore_index=True)
-           
+
         if st.session_state.get('refresh', True):
             st.edited_dfTP2 = st.data_editor(
                 st.session_state.tp_data.dropna().reset_index(drop=True),
@@ -117,7 +117,7 @@
         plt.figure(figsize=(10, 5))
         plt.plot(st.session_state['tp_data']['Hydrate Temperature (C)'], st.session_state['tp_data']['Pressure (bara)'], marker='o', linestyle='-',label="hydrate temperature")
         plt.plot(st.session_state['tp_data']['Aqueous Temperature (C)'], st.session_state['tp_data']['Pressure (bara)'], marker='x', linestyle='--',label="aqueous dew point")
-        
+
         plt.title('Dew Point Lines')
         plt.ylabel('Pressure (bara)')
         plt.xlabel('Temperature (C)')