ex_synapse

defmodule ExSynapse.Transactions do
  @moduledoc "Transaction resources are generic transaction classes that store basic information regarding a user's transaction."

  alias ExSynapse.Utils

  def get_all_user_transactions(user_id, opts \\ []) do
    query_params = Keyword.take(opts, [:page, :per_page])
    ExSynapse.request :get,
                      request_url(endpoint(user_id), query_params),
                      [],
                      opts
  end


  def get_all_node_transactions(user_id, node_id, opts \\ []) do
    query_params = Keyword.take(opts, [:page, :per_page])
    ExSynapse.request :get,
                      request_url(endpoint(user_id, node_id), query_params),
                      [],
                      opts
  end


  def create_transaction(user_id, node_id, data, opts \\ []) do
    ExSynapse.request :post, endpoint(user_id, node_id), data, opts
  end


  def get_transaction(user_id, node_id, trans_id, opts \\ []) do
    query_params = Keyword.take(opts, [:page, :per_page])
    ExSynapse.request :get,
                      request_url(endpoint(user_id, node_id, trans_id),
                                  query_params),
                      [],
                      opts
  end


  def comment_on_status(user_id, node_id, trans_id, data, opts \\ []) do
    ExSynapse.request :post, endpoint(user_id, node_id, trans_id), data, opts
  end


  def delete_transaction(user_id, node_id, trans_id, opts \\ []) do
    ExSynapse.request :delete, endpoint(user_id, node_id, trans_id), [], opts
  end


  defp endpoint(user_id) do
    "/users/#{user_id}/trans"
  end

  defp endpoint(user_id, node_id) do
    "/users/#{user_id}/nodes/#{node_id}/trans"
  end

  defp endpoint(user_id, node_id, trans_id) do
    Path.join endpoint(user_id, node_id), trans_id
  end


  defp request_url(resource_url, []) do
    resource_url
  end

  defp request_url(resource_url, query_params) do
    "#{resource_url}?#{Utils.encode query_params}"
  end
end