Update app.py

app.py

@@ -25,27 +25,28 @@ def main():
         col1, col2 = st.columns(2)
         with col1:
             detected_options = lang_detect.detect_language(st.session_state.get("input_text", "")) if st.session_state.get("input_text", "").strip() else [("Auto-detect", 1.0, "Auto-detect")]
-            source_lang = detected_options[0][0] if detected_options[0][0] != "Auto-detect" else "Auto-detect"
-            source_lang_code = next((k for k, v in LANGUAGES.items() if v[0] == source_lang), "hi") if source_lang != "Auto-detect" else "auto"
+            source_lang = detected_options[0][2] if detected_options[0][0] != "Auto-detect" else "Auto-detect"
+            source_lang_code = next((k for k, v in LANGUAGES.items() if v[1] == source_lang), "hi") if source_lang != "Auto-detect" else "auto"
             source_options = ["Auto-detect"] + [f"{v[0]} ({v[1]})" for v in LANGUAGES.values()]
-            st.selectbox("Source", options=source_options, index=0 if source_lang == "Auto-detect" else source_options.index(f"{source_lang} ({LANGUAGES[next((k for k, v in LANGUAGES.items() if v[0] == source_lang), 'hi')][1]})"), key="source_lang")
+            st.selectbox("Source", options=source_options, index=0 if source_lang == "Auto-detect" else source_options.index(f"{LANGUAGES[source_lang_code][0]} ({source_lang})"), key="source_lang")
+            input_text = st.text_area("", height=200, key="input_text", label_visibility="hidden")
             input_type = st.radio("", ["Text", "File"], horizontal=True, label_visibility="hidden")
-            if input_type == "Text":
-                st.text_area("", height=200, key="input_text", on_change=trigger_translation, args=(translation, lang_detect, audio_processor,), label_visibility="hidden")
-            else:
-                uploaded_file = st.file_uploader("", type=["txt", "docx", "pdf"], key="file_input", on_change=trigger_translation, args=(translation, lang_detect, audio_processor,), label_visibility="hidden", max_size=1024*1024)  # 1 MB limit
-                if uploaded_file and uploaded_file.size <= 1024*1024:
+            if input_type == "File":
+                uploaded_file = st.file_uploader("", type=["txt", "docx", "pdf"], key="file_input", label_visibility="hidden")
+                if uploaded_file and uploaded_file.size < 1024*1024:  # 1 MB limit
                     st.session_state.input_text = uploaded_file.read().decode("utf-8").strip()
+                elif uploaded_file and uploaded_file.size >= 1024*1024:
+                    st.error("File size must be less than 1 MB")
             st.button("Translate", key="translate_btn", on_click=trigger_translation, args=(translation, lang_detect, audio_processor,))
         with col2:
             st.selectbox("Target", options=[f"{v[0]} ({v[1]})" for v in LANGUAGES.values()], index=list(LANGUAGES.values()).index(LANGUAGES["en"]), key="target_lang")
             if "translated_text" in st.session_state:
                 st.text_area("", value=st.session_state.translated_text, height=200, key="output_text", disabled=True, label_visibility="hidden")
-                st.button("🔊", key="audio_btn", on_click=play_audio, args=(audio_processor,), help="Play audio", use_container_width=False)
+                if st.button("🔊", key="audio_btn", on_click=play_audio, args=(audio_processor,), help="Play audio", use_container_width=False):
+                    pass
 
     except Exception as e:
         st.error(f"App error: {e}")
-        st.stop()
 
 def trigger_translation(translation, lang_detect, audio_processor):
     text = st.session_state.get("input_text", "").strip()