require 'net/http'

module Adminix
  module Helpers
    class NetHTTP
      def self.get(path)
        uri = URI.parse("#{Adminix.config.api_host}/v1/#{path}")
        request = Net::HTTP::Get.new(uri)
        default_headers.each { |h| request[h[0]] = h[1] }

        opts = { use_ssl: uri.scheme == 'https' }
        response = Net::HTTP.start(uri.hostname, uri.port, opts) do |http|
          http.request(request)
        end

        read_response_body(response)
      rescue SocketError, Net::OpenTimeout, Net::ReadTimeout
        Adminix.logger.error("Can't connect to API")
        [false, nil]
      end

      def self.post(path, payload)
        uri = URI.parse("#{Adminix.config.api_host}/v1/#{path}")
        request = Net::HTTP::Post.new(uri)
        request.content_type = 'application/json'
        request.body = payload.to_json
        default_headers.each { |h| request[h[0]] = h[1] }

        opts = { use_ssl: uri.scheme == 'https' }
        response = Net::HTTP.start(uri.hostname, uri.port, opts) do |http|
          http.request(request)
        end

        read_response_body(response)
      rescue SocketError, Net::OpenTimeout, Net::ReadTimeout
        Adminix.logger.error("Can't connect to API")
        [false, nil]
      end

      def self.read_response_body(response)
        unless response.is_a? Net::HTTPSuccess
          Adminix.logger.error("Received code #{response.code} from API")
          return [false, response.code]
        end

        data = JSON.parse(response.body)

        success = data['success'] || false
        result = data['result']

        [success, result]
      end

      def self.default_headers
        [
          ['Authorization', "Bearer #{Adminix.config.secret_key}"],
          ['X-Watcher-Version', Adminix::VERSION],
          ['Accept', 'application/json']
        ]
      end
    end
  end
end