diff --git a/backend/main.py b/backend/main.py
index d1d8e9b..4802143 100644
--- a/backend/main.py
+++ b/backend/main.py
@@ -3,7 +3,7 @@ from pydantic import BaseModel
 
 from database import fetch_all, fetch_one
 from auth import create_user, verify_user, create_token, get_current_user
-from rooms import create_room, search_room, accept_room
+from rooms import create_room, search_room, accept_room, get_rooms, delete_room, get_room
 from permissions import has_role
 from events import create_event, get_user_events, check_event_threshold
 
@@ -18,6 +18,9 @@ class Login(BaseModel):
     username: str
     password: str
 
+class GetRooms(BaseModel):
+    user_id: str
+
 
 class UserCreate(BaseModel):
     username: str
@@ -191,7 +194,7 @@ def api_create_room(
     except sqlite3.IntegrityError:
         raise HTTPException(
             status_code=409,
-            detail="invite_code already exists"
+            detail="invite_code or roomname already exists"
         )
 
     return {
@@ -356,6 +359,35 @@ def respond_event(
         "going": count_confirmations(event_id)
     }
 
+@app.get("/part_of_rooms")
+def get_the_rooms(
+    user_id: int = Depends(get_current_user)
+):
+    rooms = get_rooms(user_id)
+
+    return {
+        "rooms": [dict(room) for room in rooms]
+    }
+
+@app.get("/rooms/{room_id}")
+def api_get_room(
+    room_id: int,
+    user_id: int = Depends(get_current_user)
+):
+
+    room = get_room(
+        room_id,
+        user_id
+    )
+
+    if room is None:
+        raise HTTPException(
+            status_code=404,
+            detail="room not found or no permission"
+        )
+
+    return room
+
 print()
 print("YOU CAN NOT START THE SERVER WITH PYTHON")
 print("start with:")
diff --git a/backend/rooms.py b/backend/rooms.py
index c2b4933..868a98d 100644
--- a/backend/rooms.py
+++ b/backend/rooms.py
@@ -1,6 +1,6 @@
 from fastapi import FastAPI
 from pydantic import BaseModel
-from database import execute, fetch_one
+from database import execute, fetch_one, fetch_all
 
 DEFAULT_ROLE = "member"
 
@@ -109,4 +109,96 @@ def accept_room(user_id, invite_code):
     return {
         "room_id": room_id,
         "member_id": member_id
-    }
\ No newline at end of file
+    }
+
+def get_rooms(user_id):
+    query = """
+    SELECT
+        rooms.id,
+        rooms.name,
+        rooms.owner_id,
+        rooms.invite_code,
+        room_members.role
+    FROM rooms
+    JOIN room_members
+        ON rooms.id = room_members.room_id
+    WHERE room_members.user_id = ?
+    """
+
+    rooms = fetch_all(
+        query,
+        (
+            user_id,
+        )
+    )
+
+    return rooms
+
+def delete_room(room_id):
+    execute(
+        """
+        DELETE FROM rooms
+        WHERE id = ?
+        """,
+        (room_id,)
+    )
+
+    return {"status":"deleted"}
+
+def get_room(room_id, user_id):
+
+    room = fetch_one(
+        """
+        SELECT 
+            rooms.id,
+            rooms.name,
+            rooms.owner_id,
+            room_members.role
+        FROM rooms
+        JOIN room_members
+            ON rooms.id = room_members.room_id
+        WHERE rooms.id = ?
+        AND room_members.user_id = ?
+        """,
+        (
+            room_id,
+            user_id
+        )
+    )
+
+    if room is None:
+        return None
+
+
+    members = fetch_all(
+        """
+        SELECT
+            users.id,
+            users.username,
+            room_members.role
+        FROM room_members
+        JOIN users
+            ON users.id = room_members.user_id
+        WHERE room_members.room_id = ?
+        """,
+        (room_id,)
+    )
+
+
+    events = fetch_all(
+        """
+        SELECT *
+        FROM events
+        WHERE room_id = ?
+        ORDER BY start_time
+        """,
+        (room_id,)
+    )
+
+
+    return {
+        "room": dict(room),
+        "members": [dict(member) for member in members],
+        "events": [dict(event) for event in events]
+    }
+    
\ No newline at end of file
diff --git a/database/calendar.db b/database/calendar.db
deleted file mode 100644
index dbb42e8..0000000
Binary files a/database/calendar.db and /dev/null differ
diff --git a/database/db_init.py b/database/db_init.py
index 1aa6652..2622578 100644
--- a/database/db_init.py
+++ b/database/db_init.py
@@ -22,7 +22,7 @@ CREATE TABLE IF NOT EXISTS users (
 cur.execute("""
 CREATE TABLE IF NOT EXISTS rooms (
     id INTEGER PRIMARY KEY AUTOINCREMENT,
-    name TEXT NOT NULL,
+    name TEXT NOT NULL UNIQUE,
     owner_id INTEGER NOT NULL,
     invite_code TEXT NOT NULL UNIQUE,