router.ex

defmodule Wallets.Router do
  use Plug.Router

  plug(:match)
  plug(:fetch_query_params)
  plug(:dispatch)

  get "/balance" do
    send_resp(conn, 200, "Not implemented")
  end
  # Example: curl -X POST 'http://localhost:8080/credit?owner_id=1&currency_id=3&amount=100'
  post "/credit" do
    IO.inspect(conn.query_params)
    owner_id = conn.query_params["owner_id"]
    currency_id = conn.query_params["currency_id"]
    amount = conn.query_params["amount"]
    send_resp(conn, 200, "Credited #{amount} of #{currency_id} to #{owner_id}")
  end

  post("/debit", do: send_resp(conn, 200, "Not implemented"))
  match(_, do: send_resp(conn, 404, "Not Found"))
end