elisk

defmodule Elisk do
  @moduledoc """
  Documentation for Elisk.
  """

  @doc """
  Lisk api host according to environment
  """
  def host, do: Application.get_env(:elisk, :host)

  @doc """
  Lisk api port according to environment
  """
  def port, do: Application.get_env(:elisk, :port)

  @doc """
  Lisk node address
  """
  def node_address, do: "http://#{host()}:#{port()}"

  @doc """
  Function to construct the url
  """
  def build_url(route), do: "#{node_address()}/api#{route}"

  @doc """
  Function to handle the get request
  """
  def handle_get_request(route, args) do
    try do
      case Elisk.Client.get(route, args) do
        {:ok, %HTTPoison.Response{status_code: 200, body: body}} ->
          body |> Poison.decode!
        {:ok, %HTTPoison.Response{status_code: 404}} -> "Invalid request :("
        {:ok, %HTTPoison.Response{status_code: 400, body: body}} ->
          body |> Poison.decode!
        {:error, %HTTPoison.Error{reason: reason}} -> reason
      end
    rescue
      e -> e
    end
  end

  @doc """
  Function to handle the post request
  """
  def handle_post_request(route, args) do
    try do
      case Elisk.Client.post(route, args) do
        {:ok, %HTTPoison.Response{status_code: 200, body: body}} ->
          body |> Poison.decode!
        {:ok, %HTTPoison.Response{status_code: 404}} -> "Invalid request :("
        {:ok, %HTTPoison.Response{status_code: _, body: body}} ->
          body |> Poison.decode!
        {:error, %HTTPoison.Error{reason: reason}} -> reason
      end
    rescue
      e -> e
    end
  end

  @doc """
  Function to handle the put request
  """
  def handle_put_request(route, args) do
    try do
      case Elisk.Client.put(route, args) do
        {:ok, %HTTPoison.Response{status_code: 200, body: body}} ->
          body |> Poison.decode!
        {:ok, %HTTPoison.Response{status_code: 404}} -> "Invalid request :("
        {:ok, %HTTPoison.Response{status_code: _, body: body}} ->
          body |> Poison.decode!
        {:error, %HTTPoison.Error{reason: reason}} -> reason
      end
    rescue
      e -> e
    end
  end
end