Joao P Dubas da77d81200 [day-05] preload training alongside user
Preload training and exercises when fetching an user and expose this
information in graphql.
2021-06-26 18:08:29 +00:00

34 lines
681 B
Elixir

defmodule Wabanex.Users.Get do
import Ecto.Query
alias Wabanex.{Repo, Training, User}
def call(id) do
id
|> Ecto.UUID.cast()
|> handle_result()
end
defp handle_result(:error), do: {:error, "Invalid id format"}
defp handle_result({:ok, uuid}) do
User
|> Repo.get(uuid)
|> case do
nil -> {:error, "User not found"}
user -> {:ok, load_training(user)}
end
end
defp load_training(%User{} = user) do
today = Date.utc_today()
query =
from(t in Training,
where: ^today >= t.start_date and ^today <= t.end_date
)
Repo.preload(user, trainings: {first(query, :inserted_at), :exercises})
end
end