defmodule Explorer.Log do @moduledoc "Captures a Web3 log entry generated by a transaction" use Explorer.Schema alias Explorer.Address alias Explorer.Log alias Explorer.Receipt @required_attrs ~w(index data type)a @optional_attrs ~w( first_topic second_topic third_topic fourth_topic address_id )a schema "logs" do belongs_to(:receipt, Receipt) belongs_to(:address, Address) has_one(:transaction, through: [:receipt, :transaction]) field(:index, :integer) field(:data, :string) field(:type, :string) field(:first_topic, :string) field(:second_topic, :string) field(:third_topic, :string) field(:fourth_topic, :string) timestamps() end def changeset(%Log{} = log, attrs \\ %{}) do log |> cast(attrs, @required_attrs) |> cast(attrs, @optional_attrs) |> cast_assoc(:address) |> cast_assoc(:receipt) |> validate_required(@required_attrs) end end