Update to select multi language

layout.py

@@ -7,33 +7,40 @@ def init_session_state():
         st.session_state.code = ""
     if "stdin" not in st.session_state:
         st.session_state.stdin = ""
-
-
-def theme_toggle():
-    theme_choice = st.radio(
-        "🎨 Theme",
-        options=["☀️", "🌙"],
-        horizontal=True,
-        label_visibility="collapsed"
-    )
-    st.session_state.dark_mode = (theme_choice == "🌙")
-    return st.session_state.dark_mode
+    if "language" not in st.session_state:
+        st.session_state.language = "Python"  # Default
 
 
 def apply_theme():
-    dm = st.session_state.dark_mode
+    dark = st.session_state.dark_mode
 
     colors = {
-        "bg": "#0f1620" if dm else "#f5f5f5",
-        "panel_bg": "#1c2330" if dm else "#ffffff",
-        "text": "#e3e8f1" if dm else "#1a1a1a",
+        "bg": "#0f1620" if dark else "#f5f5f5",
+        "panel_bg": "#1c2330" if dark else "#ffffff",
+        "text": "#e3e8f1" if dark else "#1a1a1a",
         "accent": "#ff5252",
-        "border": "#2a3240" if dm else "#dddddd",
-        "shadow": "rgba(0,0,0,0.3)" if dm else "rgba(0,0,0,0.1)",
+        "border": "#2a3240" if dark else "#dddddd",
+        "shadow": "rgba(0,0,0,0.3)" if dark else "rgba(0,0,0,0.1)",
     }
 
-    ace_theme = "monokai" if dm else "chrome"
+    # Map selected language to Ace supported values
+    language = st.session_state.get("language", "python").lower()
+    if language == "c++":
+        language = "c_cpp"
+    elif language == "c#":
+        language = "csharp"
+    elif language == "javascript":
+        language = "javascript"
+    elif language == "python":
+        language = "python"
+    elif language == "java":
+        language = "java"
+    elif language == "c":
+        language = "c"
+
+    ace_theme = "monokai" if dark else "chrome"
 
+    # Inject CSS styles
     st.markdown(
         f"""
         <style>