feat(invites): add group/channel invite links and join by token

app/chats/router.py

@@ -7,6 +7,8 @@ from app.chats.schemas import (
     ChatDetailRead,
     ChatDiscoverRead,
     ChatDeleteRequest,
+    ChatInviteLinkRead,
+    ChatJoinByInviteRequest,
     ChatMemberAddRequest,
     ChatMemberRead,
     ChatMemberRoleUpdateRequest,
@@ -19,6 +21,7 @@ from app.chats.schemas import (
 from app.chats.service import (
     add_chat_member_for_user,
     create_chat_for_user,
+    create_chat_invite_link_for_user,
     clear_chat_for_user,
     delete_chat_for_user,
     discover_public_chats_for_user,
@@ -27,6 +30,7 @@ from app.chats.service import (
     get_chat_notification_settings_for_user,
     get_chats_for_user,
     join_public_chat_for_user,
+    join_chat_by_invite_for_user,
     leave_chat_for_user,
     pin_chat_message_for_user,
     remove_chat_member_for_user,
@@ -278,3 +282,22 @@ async def unpin_chat(
 ) -> ChatRead:
     chat = await set_chat_pinned_for_user(db, chat_id=chat_id, user_id=current_user.id, pinned=False)
     return await serialize_chat_for_user(db, user_id=current_user.id, chat=chat)
+
+
+@router.post("/{chat_id}/invite-link", response_model=ChatInviteLinkRead)
+async def create_invite_link(
+    chat_id: int,
+    db: AsyncSession = Depends(get_db),
+    current_user: User = Depends(get_current_user),
+) -> ChatInviteLinkRead:
+    return await create_chat_invite_link_for_user(db, chat_id=chat_id, user_id=current_user.id)
+
+
+@router.post("/join-by-invite", response_model=ChatRead)
+async def join_by_invite(
+    payload: ChatJoinByInviteRequest,
+    db: AsyncSession = Depends(get_db),
+    current_user: User = Depends(get_current_user),
+) -> ChatRead:
+    chat = await join_chat_by_invite_for_user(db, user_id=current_user.id, payload=payload)
+    return await serialize_chat_for_user(db, user_id=current_user.id, chat=chat)