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jeremytregunna/gist:6195f6b6a48ca1e47bcb94b5976dcd03

Created June 24, 2018 17:57
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gistfile1.txt
def create_changeset(struct, params \\ %{}) do
struct
|> cast(params, ~w(user_id))
|> cast_assoc(:user)
|> validate_required(~w(user_id)a)
end
def grant_changeset(struct) do
struct
|> cast(%{decision: true}, ~w(decision)a)
end
def revoke_changeset(struct) do
struct
|> cast(%{decision: false}, ~w(decision)a)
end
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