defmodule DevAnalyst do
  defstruct name: "Rayelisson Lima",
            role: "Dev. Backend",
            languages: ["Python", "Go", "Node", "Elixir"],
            frameworks: %{
              "Go" => ["Gin"],
              "Python" => ["Django", "FastAPI"],
              "Node" => ["Nest.js", "Express"],
              "Elixir" => ["Phoenix"]
            },
            frontend_frameworks: ["Angular", "React (Next.js)"],
            databases: ["PostgreSQL", "MongoDB"],
            dev_ops_tools: ["AWS", "Docker", "Git", "GitHub", "Kubernetes"],
            messaging_queues: ["Kafka", "RabbitMQ"],
            methodologies: ["Scrum", "Kanban"]

  def introduce(%__MODULE__{} = dev_analyst) do
    IO.puts("Hi, I'm #{dev_analyst.name}, a #{dev_analyst.role}.")
    IO.puts("Here's what I specialize in:")
    IO.puts("Languages: #{Enum.join(dev_analyst.languages, ", ")}")

    IO.puts("Frameworks:")
    Enum.each(dev_analyst.frameworks, fn {lang, fwks} ->
      IO.puts("  #{lang}: #{Enum.join(fwks, ", ")}")
    end)

    IO.puts("Frontend Frameworks: #{Enum.join(dev_analyst.frontend_frameworks, ", ")}")
    IO.puts("Databases: #{Enum.join(dev_analyst.databases, ", ")}")
    IO.puts("DevOps Tools: #{Enum.join(dev_analyst.dev_ops_tools, ", ")}")
    IO.puts("Messaging Queues: #{Enum.join(dev_analyst.messaging_queues, ", ")}")
    IO.puts("Methodologies: #{Enum.join(dev_analyst.methodologies, ", ")}")
  end
end

# Instanciar e exibir a introdução
dev_analyst = %DevAnalyst{}
DevAnalyst.introduce(dev_analyst)