defmodule SyntropyWeb.Api.RecommendationJSON do
  @moduledoc false

  @spec recommendation(map()) :: map()
  def recommendation(recommendation) do
    %{
      id: recommendation.id,
      node_id: Map.get(recommendation, :node_id, "local"),
      kind: recommendation.kind,
      risk_level: recommendation.risk_level,
      approval_required: recommendation.approval_required,
      candidate_agent_ids: recommendation.candidate_agent_ids,
      candidate_agents:
        get_in(recommendation, [:evidence, :candidate_agents]) ||
          agent_refs(recommendation.candidate_agent_ids),
      evidence: recommendation.evidence,
      status: recommendation.status,
      applied_agent_id: recommendation.applied_agent_id,
      created_at: DateTime.to_iso8601(recommendation.created_at)
    }
  end

  defp agent_refs(agent_ids) do
    Enum.map(agent_ids, fn runtime_id ->
      case Syntropy.ClusterInfo.parse_runtime_id(runtime_id) do
        {:ok, ref} -> ref
        :error -> %{id: runtime_id, runtime_id: runtime_id, node_id: "local"}
      end
    end)
  end
end