NYULibraries/status_page-api

module StatusPage
  module API
    class Base
      # sends request to status page API for given path and method, passing any other options through to RestClient
      # parses the response and returns as a ruby hash or array
      def execute(path, method:, **options)
        default_options = {headers: headers, method: method, url: get_full_url(path)}
        JSON.parse(RestClient::Request.execute(default_options.merge(options)))
      rescue ::RestClient::Exception => e
        raise Exception.new(e)
      end

      # sends GET request for subclass's resource_path and returns json result as hash
      def get_resource
        execute(resource_path, method: :get)
      end

      # sends PATCH request for subclass's resource_path and returns json result as hash;
      # accepts a payload parameter to convert to JSON body
      def patch_resource(payload)
        execute(resource_path, method: :patch, payload: payload.to_json)
      end

      private

      def resource_path
        raise("Must define resource_path in your subclass")
      end

      def get_full_url(subpath)
        "https://api.statuspage.io/v1/#{subpath}"
      end

      def headers
        {"Authorization" => "OAuth #{api_key}", "Content-Type" => "application/json"}
      end

      def api_key
        ENV['STATUS_PAGE_API_KEY'] || raise("Must specify STATUS_PAGE_API_KEY to use StatusPage")
      end
    end
  end
end