Update app.py

app.py

@@ -15,9 +15,11 @@ openai.api_key = st.secrets['OPENAI_API_KEY']
 # Page title
 st.title('Sentence Correction')
 
-# Initialize usage count in session state
+# Initialize usage count and language in session state
 if 'usage_count' not in st.session_state:
     st.session_state['usage_count'] = 0
+if 'language' not in st.session_state:
+    st.session_state['language'] = 'English'
 
 def correct_text(language, input_text):
     """Generate corrected text using OpenAI API based on the input text and language."""
@@ -35,24 +37,36 @@ def correct_text(language, input_text):
         st.error("You have reached your maximum usage limit.")
         return None
 
-# Text correction form for English
-st.subheader('English')
-en_input = st.text_area("Enter your English text here:", key="en_input")
-if st.button("Correct", key="en_correction"):
-    result = correct_text("English", en_input)
-    if result:
-        st.write(result)
+# Determine button text based on current language
+if st.session_state['language'] == 'English':
+    switch_button_text = 'Switch Language to Japanese'
+else:
+    switch_button_text = 'Switch Language to English'
 
-st.text(" ")  # Spacing between sections
+# Language switcher button
+if st.button(switch_button_text):
+    if st.session_state['language'] == 'English':
+        st.session_state['language'] = 'Japanese'
+    else:
+        st.session_state['language'] = 'English'
+    st.experimental_rerun()
+
+# Display form based on selected language
+if st.session_state['language'] == 'English':
+    st.subheader('English')
+    en_input = st.text_area("Enter your English text here:", key="en_input")
+    if st.button("Correct", key="en_correction"):
+        result = correct_text("English", en_input)
+        if result:
+            st.write(result)
+else:
+    st.subheader('日本語')
+    ja_input = st.text_area("日本語を入力ください", key="ja_input")
+    if st.button("校正する", key="ja_correction"):
+        result = correct_text("Japanese", ja_input)
+        if result:
+            st.write(result)
 
-# Text correction form for Japanese
-st.subheader('日本語')
-ja_input = st.text_area("日本語を入力ください", key="ja_input")
-if st.button("校正する", key="ja_correction"):
-    result = correct_text("Japanese", ja_input)
-    if result:
-        st.write(result)
-        
 # Style adjustments (optional, remove if not needed)
 st.markdown(
 """