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| defmodule ______ do | |
| require Logger | |
| @type new_admin_args :: %{ | |
| username: String.t, | |
| password: String.t, | |
| name: String.t, | |
| email: String.t, | |
| usda_farm_id: integer, | |
| farm_name: String.t, | |
| } | |
| @spec register_farm_admin(new_admin_args) :: {:ok, String.t | nil} | {:error, String.t} | |
| def register_farm_admin(%{ | |
| username: username, | |
| password: password, | |
| name: name, | |
| email: email, | |
| usda_farm_id: usda_farm_id, | |
| farm_name: farm_name | |
| }) do | |
| result = Repo.transaction(fn -> | |
| with :ok -> farm_is_available(usda_farm_id), | |
| {:ok, user_id} -> User.create(username, password, name, email), | |
| {:ok, farm_id} -> create_farm(farm_name, usda_farm_id), | |
| {:ok, _} -> create_farmer(user_id, farm_id, true) | |
| do | |
| user_id | |
| else | |
| {:error, error} -> Repo.rollback(error_message(error)) | |
| end | |
| end) | |
| case result do | |
| {:ok, user_id} -> | |
| {:ok, User.get_user_token(user_id)} | |
| {:error, e} -> | |
| # Good place to add logging | |
| Logger.error "Could not create farm admin with email: #{email}, " <> | |
| "usda_farm_id: #{usda_farm_id}, error: #{inspect e}" | |
| {:error, e} | |
| end | |
| end | |
| @spec farm_is_available(integer) :: :ok | {:error, atom} | |
| defp farm_is_available(usda_farm_id) do | |
| case Repo.get_by(Models.Farm, usda_farm_id: usda_farm_id) do | |
| nil -> :ok | |
| _ -> {:error, :farm_already_claimed} | |
| end | |
| end | |
| @spec create_farmer(integer, integer, boolean) :: {:ok, integer} | {:error, atom} | |
| def create_farmer(user_id, farm_id, is_admin) do | |
| case Models.Farmer.create(user_id, farmer_id, is_admin) do | |
| {:ok, %{id: farmer_id}} -> {:ok, farmer_id} | |
| {:error, _} -> {:error, :creating_farmer} | |
| end | |
| end | |
| @spec create_farm(String.t, integer) :: {:ok, integer} | {:error, atom} | |
| def create_farm(name, usda_farm_id) do | |
| case Models.Farm.create(name, usda_farm_id) do | |
| {:ok, %{id: farm_id}} -> {:ok, farm_id} | |
| {:error, _} -> {:error, :creating_farm} | |
| end | |
| end | |
| @spec error_message(atom | String.t) :: String.t | |
| def error_message(:farm_already_claimed), do: "This farm has already been claimed." | |
| def error_message(:creating_farm), do: "There was an error registering the farm." | |
| def error_message(message) when is_atom(message), do: "There was an error registering this account." | |
| def error_message(message), do: message | |
| end |
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