package cmd

import (
	"fmt"
	"os"

	"github.com/spf13/cobra"

	"github.com/spf13/viper"
)

var (
	action      string
	cfgFile     string
	verbose     bool
	inputFile   string
	showVersion bool
)

// rootCmd represents the base command when called without any subcommands
var rootCmd = &cobra.Command{
	Use:   "gitea-resource",
	Short: "Do things with Gitea from Concourse",
}

// Execute adds all child commands to the root command and sets flags appropriately.
// This is called by main.main(). It only needs to happen once to the rootCmd.
func Execute() {
	if err := rootCmd.Execute(); err != nil {
		fmt.Println(err)
		os.Exit(1)
	}
}

func init() {
	cobra.OnInitialize(initConfig)

	rootCmd.PersistentFlags().StringVarP(&action, "action", "a", "check", "Concourse resource action to perform. May be check, in, or out.")
	rootCmd.PersistentFlags().BoolVarP(&verbose, "verbose", "v", false, "Prints out debug messages.")
	rootCmd.PersistentFlags().BoolVarP(&showVersion, "version", "V", false, "Prints the version and exit.")
	rootCmd.PersistentFlags().StringVarP(&inputFile, "file", "F", "", "Consume input from file instead of stdin")
}

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