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perspective

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An event sourcing library based upon asynchronously generated perspectives

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perspective lib perspective core todo actions complete_todo.ex
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lib/perspective/core/todo/actions/complete_todo.ex 

defmodule Perspective.Core.CompleteToDo do

  use Perspective.ActionRequest



  domain_event(Perspective.Core.ToDoCompleted, "1.0")



  validate_syntax(%{data: data}) do

    Vex.errors(data, todo_id: [presence: true])

  end



  authorize(%{actor_id: actor_id, data: %{todo_id: todo_id}}) do

    %{creator_id: creator_id} = Perspective.Core.ToDos.find(todo_id)



    unless creator_id == actor_id do

      {:error, %Perspective.Unauthorized{}}

    end

  end

end