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31 lines
579 B
Elixir
31 lines
579 B
Elixir
defmodule SettingsMock do
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use GenServer
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defstruct [:pid]
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alias __MODULE__, as: State
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# API
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def start_link(opts) do
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GenServer.start_link(__MODULE__, opts, name: Keyword.fetch!(opts, :name))
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end
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def subscribe_to_changes(name) do
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GenServer.call(name, :subscribe_to_changes)
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end
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# Callbacks
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@impl true
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def init(opts) do
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{:ok, %State{pid: Keyword.fetch!(opts, :pid)}}
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end
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@impl true
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def handle_call(:subscribe_to_changes = event, _from, %State{pid: pid} = state) do
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send(pid, {__MODULE__, event})
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{:reply, :ok, state}
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end
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end
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