// Copyright 2016-2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License"). You may
// not use this file except in compliance with the License. A copy of the
// License is located at
//
//     http://aws.amazon.com/apache2.0/
//
// or in the "license" file accompanying this file. This file is distributed
// on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
// express or implied. See the License for the specific language governing
// permissions and limitations under the License.

package cmd

import (
	"github.com/spf13/cobra"
	"github.com/spf13/viper"
)

// ClusterStateServiceEndpoint represents the css endpoint to connect to.
var ClusterStateServiceEndpoint string

// RootCmd represents the base command when called without any subcommands
var RootCmd = createRootCommand()

// Init the CLI.
func init() {
	cobra.OnInitialize(initConfig)
}

// initConfig reads in config file and ENV variables if set.
func initConfig() {
	viper.AutomaticEnv() // read in environment variables that match
}

func createRootCommand() *cobra.Command {
	rootCmd := &cobra.Command{
		Use:   "cluster-state-service-canary",
		Short: "cluster-state-service-canary",
		Run: func(cmd *cobra.Command, args []string) {
		},
	}
	rootCmd.PersistentFlags().StringVar(&ClusterStateServiceEndpoint, "css-endpoint", "", "Cluster state service address")
	return rootCmd
}