我在投射时收到此警告
警告:使用 cast/4 的强制转换嵌入已弃用,请使用 改为cast_embed/3
我有模型组织
defmodule Bonsai.Organization do
use Bonsai.Web, :model
alias Bonsai.OrganizationSettings
schema "organizations" do
field :name, :string
field :currency, :string
field :tenant, :string
field :info, :map, default: %{}
embeds_one :settings, OrganizationSettings, on_replace: :delete
timestamps
end
@required_fields ~w(name currency tenant)
@optional_fields ~w(info settings)
@doc """
"""
def changeset(model, params \ %{}) do
cast(model, params, @required_fields, @optional_fields)
|> cast_embed(:settings)
|> put_embed(:settings, OrganizationSettings.changeset(%OrganizationSettings{}, params[:settings] || %{}))
|> change(%{info: params[:info] || %{}})
end
end
和我的嵌入式模型组织设置
defmodule Bonsai.OrganizationSettings do
use Ecto.Model
#use Ecto.Changeset
@primary_key {:id, :binary_id, autogenerate: true}
#schema "" do
embedded_schema do
field :show_search_on_focus, :boolean, default: true
field :theme, :string, default: "bonsai"
end
def changeset(model, params \ %{}) do
model
|> cast(params, [:theme], [:show_search_on_focus])
|> validate_inclusion(:theme, ["bonsai", "dark"])
end
end
我已经尝试了很多方法,但我做错了什么,请帮助
我已经更新到 Ecto 2,更改是
# mix.exs
defp deps do
[{:phoenix, "~> 1.1.4"},
{:postgrex, ">= 0.0.0"},
{:phoenix_ecto, "~> 3.0.0-beta"},
{:phoenix_html, "~> 2.5"},
{:phoenix_live_reload, "~> 1.0", only: :dev},
{:gettext, "~> 0.9"},
{:cowboy, "~> 1.0"},
{:poison, "~> 1.5.2"}]
end
然后运行'mix deps.update,并编辑文件
# In file test/support/model_case.ex
setup tags do
:ok = Ecto.Adapters.SQL.Sandbox.checkout(Bonsai.Repo)
end
# In file test/test_helper.exs
#Ecto.Adapters.SQL.begin_test_transaction(Bonsai.Repo)
Ecto.Adapters.SQL.Sandbox.mode(Bonsai.Repo, :manual)
和我的模型组织变更集
def changeset(model, params \ %{}) do
cast(model, params, [:name, :currency, :tenant])
|> validate_required([:name, :currency, :tenant])
|> cast_embed(:settings)
|> put_embed(:settings, OrganizationSettings.changeset(%OrganizationSettings{}, params[:settings] || %{}))
|> change(%{info: params[:info] || %{}})
end
请参阅 https://github.com/elixir-ecto/ecto/blob/cc92f05cb2f24c3206db9017e6c28ecf77ff100d/CHANGELOG.md - 改进的变更集。您在此处使用已弃用的 cast/4:
铸造(模型,参数,@required_fields,@optional_fields)演员表(模型, 参数, [:主题], [:show_search_on_focus])
请改用 cast/3 和 validate_required/3,如示例中所示。