40 lines
1.1 KiB
Elixir
40 lines
1.1 KiB
Elixir
defmodule Mv.EmailSync.Loader do
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@moduledoc """
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Helper functions for loading linked records in email synchronization.
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Centralizes the logic for retrieving related User/Member entities.
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"""
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@doc """
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Loads the member linked to a user, returns nil if not linked or on error.
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"""
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def get_linked_member(%{member_id: nil}), do: nil
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def get_linked_member(%{member_id: id}) do
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case Ash.get(Mv.Membership.Member, id) do
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{:ok, member} -> member
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{:error, _} -> nil
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end
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end
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@doc """
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Loads the user linked to a member, returns nil if not linked or on error.
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"""
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def get_linked_user(member) do
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case Ash.load(member, :user) do
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{:ok, %{user: user}} -> user
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{:error, _} -> nil
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end
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end
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@doc """
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Loads the user linked to a member, returning an error tuple if not linked.
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Useful when a link is required for the operation.
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"""
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def load_linked_user!(member) do
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case Ash.load(member, :user) do
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{:ok, %{user: user}} when not is_nil(user) -> {:ok, user}
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{:ok, _} -> {:error, :no_linked_user}
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{:error, _} = error -> error
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end
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end
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end
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