domain.ex (1716B)
1 # Zenflows is designed to implement the Valueflows vocabulary, 2 # written and maintained by srfsh <info@dyne.org>. 3 # Copyright (C) 2021-2023 Dyne.org foundation <foundation@dyne.org>. 4 # 5 # This program is free software: you can redistribute it and/or modify 6 # it under the terms of the GNU Affero General Public License as published by 7 # the Free Software Foundation, either version 3 of the License, or 8 # (at your option) any later version. 9 # 10 # This program is distributed in the hope that it will be useful, 11 # but WITHOUT ANY WARRANTY; without even the implied warranty of 12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 # GNU Affero General Public License for more details. 14 # 15 # You should have received a copy of the GNU Affero General Public License 16 # along with this program. If not, see <https://www.gnu.org/licenses/>. 17 18 defmodule Zenflows.File.Domain do 19 @moduledoc "Domain logic of Files." 20 21 alias Ecto.Changeset 22 alias Zenflows.DB.{Page, Repo, Schema} 23 alias Zenflows.File 24 25 @spec one(Ecto.Repo.t(), Schema.id() | map() | Keyword.t()) 26 :: {:ok, File.t()} | {:error, String.t()} 27 def one(repo \\ Repo, _) 28 def one(repo, id) when is_binary(id), do: one(repo, id: id) 29 def one(repo, clauses) do 30 case repo.get_by(File, clauses) do 31 nil -> {:error, "not found"} 32 found -> {:ok, found} 33 end 34 end 35 36 @spec one!(Ecto.Repo.t(), Schema.id() | map() | Keyword.t()) :: File.t() 37 def one!(repo \\ Repo, id_or_clauses) do 38 {:ok, value} = one(repo, id_or_clauses) 39 value 40 end 41 42 @spec all(Page.t()) :: {:ok, [File.t()]} | {:error, Changeset.t()} 43 def all(page \\ Page.new()) do 44 {:ok, Page.all(File, page)} 45 end 46 47 @spec all!(Page.t()) :: [File.t()] 48 def all!(page \\ Page.new()) do 49 {:ok, value} = all(page) 50 value 51 end 52 end