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spawn_statestores
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0.1.0
Spawn Statestores is the storage lib for the Spawn Actors System
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lib/statestores/schemas/event.ex
defmodule Statestores.Schemas.Event do
@moduledoc """
App schema
"""
use Ecto.Schema
import Ecto.Changeset
@type t() :: %__MODULE__{}
@primary_key false
schema "events" do
field :actor, :string, primary_key: true
field(:system, :string)
field(:revision, :integer)
field(:tags, :map)
field(:data_type, :string)
field(:data, Statestores.Types.Binary)
timestamps(type: :utc_datetime_usec)
end
@spec changeset(%__MODULE__{}, map()) :: Ecto.Changeset.t() | {:error, Ecto.Changeset.t()}
def changeset(event, attrs \\ %{}) do
event
|> cast(attrs, [:actor, :revision, :tags, :data_type, :data])
|> validate_required([:actor, :revision, :tags, :data_type])
|> case do
%{valid?: false, changes: changes} = changeset when changes == %{} ->
# If the changeset is invalid and has no changes, it is
# because all required fields are missing, so we ignore it.
%{changeset | action: :ignore}
changeset ->
changeset
end
end
end