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A framework which rethinks how data flows, and how we build apps.

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sorcery lib services mutation children_mutation.ex
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lib/services/mutation/children_mutation.ex 

defmodule Sorcery.Mutation.ChildrenMutation do

  @moduledoc false

  import Sorcery.Helpers.Maps

  #alias Sorcery.PortalServer.Portal



  defstruct [

    :old_data,

    version: 1,

    inserts: %{},

    updates: %{},

    deletes: %{},

  ]



  def init(parent_mutation, resolved_data) do

    body = 

      parent_mutation

      |> Map.from_struct()

      |> Map.put(:inserts, resolved_data.inserts)

      |> Map.put(:updates, resolved_data.updates)

      #|> Map.put(:deletes, resolved_data.deletes)

      |> Map.put(:deletes, resolve_deletes(parent_mutation, resolved_data.deletes))

    struct(__MODULE__, body)

  end



  defp resolve_deletes(parent_mutation, deletes) do

    Enum.reduce(deletes, %{}, fn {tk, ids}, acc ->

      entities = get_in_p(parent_mutation, [:portal, :known_matches, :data, tk]) || %{}

      Enum.reduce(ids, acc, fn id, acc ->

        entity = Map.get(entities, id, %{id: id})

        put_in_p(acc, [tk, id], entity)

      end)

    end)

  end



end