Create components/sidebar.py

components/sidebar.py

@@ -0,0 +1,41 @@
+import streamlit as st
+from typing import Dict, Optional
+
+def render_sidebar(case_manager) -> Optional[str]:
+    """Render sidebar with case management"""
+    with st.sidebar:
+        st.title("Legal AI Assistant")
+        
+        # Case creation
+        with st.expander("Create New Case"):
+            with st.form("new_case"):
+                title = st.text_input("Case Title")
+                description = st.text_area("Description")
+                case_type = st.selectbox(
+                    "Case Type",
+                    ["Contract", "Employment", "Intellectual Property", "Litigation"]
+                )
+                
+                if st.form_submit_button("Create Case"):
+                    if title:
+                        case_id = case_manager.create_case(title, description, case_type)
+                        st.success("Case created successfully!")
+                        return case_id
+                    else:
+                        st.error("Please enter a case title")
+
+        # Case selection
+        st.header("Cases")
+        cases = case_manager.get_all_cases()
+        
+        if cases:
+            case_titles = {case['id']: case['title'] for case in cases}
+            selected_case = st.selectbox(
+                "Select Case",
+                options=list(case_titles.keys()),
+                format_func=lambda x: case_titles[x]
+            )
+            return selected_case
+        else:
+            st.info("No cases yet. Create your first case!")
+            return None