40 lines
1.1 KiB
Elixir
40 lines
1.1 KiB
Elixir
defmodule UserData do
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defp extract_login(%{"login" => login}), do: {:ok, login}
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defp extract_login(_), do: {:error, "login missing"}
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defp extract_password(%{"password" => password}), do: {:ok, password}
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defp extract_password(_), do: {:error, "password mising"}
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defp extract_email(%{"email" => email}), do: {:ok, email}
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defp extract_email(_), do: {:error, "email missing"}
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def extract_user_case(user) do
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case extract_login(user) do
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{:error, reason} ->
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{:error, reason}
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{:ok, login} ->
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case extract_email(user) do
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{:error, reason} ->
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{:error, reason}
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{:ok, email} ->
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case extract_password(user) do
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{:error, reason} ->
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{:error, reason}
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{:ok, password} ->
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%{login: login, email: email, password: password}
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end
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end
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end
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end
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def extract_user_with(user) do
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with {:ok, login} <- extract_login(user),
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{:ok, email} <- extract_email(user),
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{:ok, password} <- extract_password(user) do
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{:ok, %{login: login, email: email, password: password}}
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end
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end
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end
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