# encoding: utf-8
#
require 'cgi'
require 'net/http'
require 'uri'

module Mode
  module Sdk
    # The Client class provides an interface for common Mode API requests
    #
    class Client
      class << self
        # Make an HTTP HEAD request with the Mode API
        #
        # @param path [String] the request path
        # @param options [optional, Hash] hash of
        #   {Mode::Sdk::Client::Request#initialize request options}
        #
        # @return [Mode::Sdk::Client::Response] the response
        #
        def head(path, options = {})
          request(Net::HTTP::Head.new(path), nil, options)
        end

        # Make an HTTP GET request with the Mode API
        #
        # @param path [String] the request path
        # @param options [optional, Hash] hash of
        #   {Mode::Sdk::Client::Request#initialize request options}
        #
        # @return [Mode::Sdk::Client::Response] the response
        #
        def get(path, options = {})
          request(Net::HTTP::Get.new(path), nil, options)
        end

        # Make an HTTP POST request with the Mode API
        #
        # The body param may be either:
        #
        # * a String containing raw CSV, or
        # * an IO-like object containing the raw CSV for streaming requests
        #
        # @param path [String] the request path
        # @param body [String, #read] the request body
        # @param options [optional, Hash] hash of
        #   {Mode::Sdk::Client::Request#initialize request options}
        #
        # @return [Mode::Sdk::Client::Response] the response
        #
        def post(path, body, options = {})
          request(Net::HTTP::Post.new(path), body, options)
        end

        # Make an HTTP PUT request with the Mode API
        #
        # @param path [String] the request path
        # @param body [String, #read] the request body
        # @param options [optional, Hash] hash of
        #   {Mode::Sdk::Client::Request#initialize request options}
        #
        # @return [Mode::Sdk::Client::Response] the response
        #
        def put(path, body, options = {})
          request(Net::HTTP::Put.new(path), body, options)
        end

        # Get the Mode API representation of the authenticated account
        #
        # @return [Mode::Sdk::Client::Response] the response
        #
        def account
          get('/api/account', expect: [200]).body
        end

        # Test authentication credentials
        #
        # @return [true, false] whether the provided authentication credentials
        #   are valid
        #
        def authenticated?
          get('/api/account', expect: [200, 401]).code == 200
        end

        private

        def request(request, body, options = {})
          Mode::Sdk::Client::Request.new(request, body, options).response
        end
      end
    end
  end
end

require 'mode/sdk/client/request'
require 'mode/sdk/client/response'