+ def move_account(%{assigns: %{user: user}, body_params: body_params} = conn, %{}) do
+ case CommonAPI.Utils.confirm_current_password(user, body_params.password) do
+ {:ok, user} ->
+ with {:ok, target_user} <- find_or_fetch_user_by_nickname(body_params.target_account),
+ {:ok, _user} <- ActivityPub.move(user, target_user) do
+ json(conn, %{status: "success"})
+ else
+ {:not_found, _} ->
+ conn
+ |> put_status(404)
+ |> json(%{error: "Target account not found."})
+
+ {:error, error} ->
+ json(conn, %{error: error})
+ end
+
+ {:error, msg} ->
+ json(conn, %{error: msg})
+ end
+ end
+
+ def add_alias(%{assigns: %{user: user}, body_params: body_params} = conn, _) do
+ with {:ok, alias_user} <- find_user_by_nickname(body_params.alias),
+ {:ok, _user} <- user |> User.add_alias(alias_user) do
+ json(conn, %{status: "success"})
+ else
+ {:not_found, _} ->
+ conn
+ |> put_status(404)
+ |> json(%{error: "Target account does not exist."})
+
+ {:error, error} ->
+ json(conn, %{error: error})
+ end
+ end
+
+ def delete_alias(%{assigns: %{user: user}, body_params: body_params} = conn, _) do
+ with {:ok, alias_user} <- find_user_by_nickname(body_params.alias),
+ {:ok, _user} <- user |> User.delete_alias(alias_user) do
+ json(conn, %{status: "success"})
+ else
+ {:error, :no_such_alias} ->
+ conn
+ |> put_status(404)
+ |> json(%{error: "Account has no such alias."})
+
+ {:error, error} ->
+ json(conn, %{error: error})
+ end
+ end
+
+ def list_aliases(%{assigns: %{user: user}} = conn, %{}) do
+ alias_nicks =
+ user
+ |> User.alias_users()
+ |> Enum.map(&User.full_nickname/1)
+
+ json(conn, %{aliases: alias_nicks})
+ end
+
+ defp find_user_by_nickname(nickname) do
+ user = User.get_cached_by_nickname(nickname)
+
+ if user == nil do
+ {:not_found, nil}
+ else
+ {:ok, user}
+ end
+ end
+
+ defp find_or_fetch_user_by_nickname(nickname) do
+ user = User.get_by_nickname(nickname)
+
+ if user != nil and user.local do
+ {:ok, user}
+ else
+ with {:ok, user} <- User.fetch_by_nickname(nickname) do
+ {:ok, user}
+ else
+ _ ->
+ {:not_found, nil}
+ end
+ end
+ end
+