domain.ex (3955B)
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.VF.RoleBehavior.Domain do 19 @moduledoc "Domain logic of RoleBehaviors." 20 21 alias Ecto.{Changeset, Multi} 22 alias Zenflows.DB.{Page, Repo, Schema} 23 alias Zenflows.VF.RoleBehavior 24 25 @spec one(Ecto.Repo.t(), Schema.id() | map() | Keyword.t()) 26 :: {:ok, RoleBehavior.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(RoleBehavior, 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()) :: RoleBehavior.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, [RoleBehavior.t()]} | {:error, Changeset.t()} 43 def all(page \\ Page.new()) do 44 {:ok, Page.all(RoleBehavior, page)} 45 end 46 47 @spec all!(Page.t()) :: [RoleBehavior.t()] 48 def all!(page \\ Page.new()) do 49 {:ok, value} = all(page) 50 value 51 end 52 53 @spec create(Schema.params()) 54 :: {:ok, RoleBehavior.t()} | {:error, Changeset.t()} 55 def create(params) do 56 key = multi_key() 57 Multi.new() 58 |> multi_insert(params) 59 |> Repo.transaction() 60 |> case do 61 {:ok, %{^key => value}} -> {:ok, value} 62 {:error, _, reason, _} -> {:error, reason} 63 end 64 end 65 66 @spec create!(Schema.params()) :: RoleBehavior.t() 67 def create!(params) do 68 {:ok, value} = create(params) 69 value 70 end 71 72 @spec update(Schema.id(), Schema.params()) 73 :: {:ok, RoleBehavior.t()} | {:error, String.t() | Changeset.t()} 74 def update(id, params) do 75 key = multi_key() 76 Multi.new() 77 |> multi_update(id, params) 78 |> Repo.transaction() 79 |> case do 80 {:ok, %{^key => value}} -> {:ok, value} 81 {:error, _, reason, _} -> {:error, reason} 82 end 83 end 84 85 @spec update!(Schema.id(), Schema.params()) :: RoleBehavior.t() 86 def update!(id, params) do 87 {:ok, value} = update(id, params) 88 value 89 end 90 91 @spec delete(Schema.id()) 92 :: {:ok, RoleBehavior.t()} | {:error, String.t() | Changeset.t()} 93 def delete(id) do 94 key = multi_key() 95 Multi.new() 96 |> multi_delete(id) 97 |> Repo.transaction() 98 |> case do 99 {:ok, %{^key => value}} -> {:ok, value} 100 {:error, _, reason, _} -> {:error, reason} 101 end 102 end 103 104 @spec delete!(Schema.id()) :: RoleBehavior.t() 105 def delete!(id) do 106 {:ok, value} = delete(id) 107 value 108 end 109 110 @spec multi_key() :: atom() 111 def multi_key(), do: :role_behavior 112 113 @spec multi_one(Multi.t(), term(), Schema.id()) :: Multi.t() 114 def multi_one(m, key \\ multi_key(), id) do 115 Multi.run(m, key, fn repo, _ -> one(repo, id) end) 116 end 117 118 @spec multi_insert(Multi.t(), term(), Schema.params()) :: Multi.t() 119 def multi_insert(m, key \\ multi_key(), params) do 120 Multi.insert(m, key, RoleBehavior.changeset(params)) 121 end 122 123 @spec multi_update(Multi.t(), term(), Schema.id(), Schema.params()) :: Multi.t() 124 def multi_update(m, key \\ multi_key(), id, params) do 125 m 126 |> multi_one("#{key}.one", id) 127 |> Multi.update(key, 128 &RoleBehavior.changeset(Map.fetch!(&1, "#{key}.one"), params)) 129 end 130 131 @spec multi_delete(Multi.t(), term(), Schema.id()) :: Multi.t() 132 def multi_delete(m, key \\ multi_key(), id) do 133 m 134 |> multi_one("#{key}.one", id) 135 |> Multi.delete(key, &Map.fetch!(&1, "#{key}.one")) 136 end 137 end