/*
Copyright © 2026 NAME HERE <EMAIL ADDRESS>

*/
package cmd

import (
	"os"
	"fmt"
	"errors"

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

var (
	cfgFile string

// rootCmd represents the base command when called without any subcommands
	rootCmd = &cobra.Command{
		Use:   "helmfile2argo",
		Short: "Convert a helmfile to a set of argocd applications",
		Long: `Takes a helmfile .yaml or .yaml.gotmpl file as input and outputs
a set of .yaml files describing argocd Applications that are built from the
releases section.`,
	}
)

// 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() {
	err := rootCmd.Execute()
	if err != nil {
		os.Exit(1)
	}
}

func initializeConfig(cmd *cobra.Command) error {
	if cfgFile != "" {
		// Use config file from the flag.
		viper.SetConfigFile(cfgFile)
	} else {
		// Search for a config file with the name "config" (without extension).
		viper.AddConfigPath("/etc/helmfile2argo/")
		viper.AddConfigPath("$HOME/.helmfile2argo")
		viper.AddConfigPath(".")
		viper.SetConfigName("config")
		viper.SetConfigType("yaml")
	}
	if err := viper.ReadInConfig(); err != nil {
		// It's okay if the config file doesn't exist.
		var configFileNotFoundError viper.ConfigFileNotFoundError
		if !errors.As(err, &configFileNotFoundError) {
			return err
		}
	}

	err := viper.BindPFlags(cmd.Flags())
	if err != nil {
		return err
	}

	fmt.Println("Configuration initialized. Using config file:", viper.ConfigFileUsed())
	return nil
}

func init() {
	rootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "config file (default is $HOME/.helmfile2argo/config)")
	initializeConfig(rootCmd)
}