Feat: add update and delete tribe to services

backend/service/services.py

@@ -11,7 +11,7 @@ class TribeDosNotExists(Exception):
     pass
 
 
-def add_tribe(name: str, level: str, tribe_repo: AbstractRepository, conn):
+def add_tribe(name: str, level: str, tribe_repo: AbstractRepository, conn) -> Tribe:
     tribe = Tribe(name=name, level=level)
     try:
         tribe_repo.add(tribe)
@@ -21,7 +21,7 @@ def add_tribe(name: str, level: str, tribe_repo: AbstractRepository, conn):
     return tribe
 
 
-def update_tribe(name: str, level: str, tribe_repo: AbstractRepository, conn):
+def update_tribe(name: str, level: str, tribe_repo: AbstractRepository, conn) -> Tribe:
     tribe = Tribe(name=name, level=level)
     try:
         tribe_repo.update(name=name, tribe=tribe)
@@ -29,3 +29,12 @@ def update_tribe(name: str, level: str, tribe_repo: AbstractRepository, conn):
         raise TribeDosNotExists(f"The tribe {name} does not exists you can't update it")
     conn.commit()
     return tribe
+
+
+def delete_tribe(name: str, tribe_repo: AbstractRepository, conn) -> None:
+    try:
+        tribe_repo.delete(name=name)
+    except TribeRepositoryError:
+        raise TribeDosNotExists(f"The tribe {name} does not exists you can't delete it")
+
+    conn.commit()