package cmd

import (
	"fmt"
	"os"

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

var cfgFile string

//GlobalCfg is a struct with all the global configuration available
var GlobalCfg objects.GlobalConfig

// rootCmd represents the base command when called without any subcommands
var rootCmd = &cobra.Command{
	Use:   "feeder",
	Short: "Generate iTunes-compatible RSS feed generator",
	Long:  `Generate iTunes-compatible RSS feed generator.`,
}

// 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)
}

// initConfig reads in config file and ENV variables if set.
func initConfig() {
	if cfgFile != "" { // enable ability to specify config file via flag
		viper.SetConfigFile(cfgFile)
	}

	viper.SetConfigName("feeder")                // name of config file (without extension)
	viper.AddConfigPath("$HOME")                 // adding home directory as first search path
	viper.AddConfigPath("/usr/local/etc/feeder") // Finally, look in /etc as second search path
	viper.SetConfigType("yaml")                  // or viper.SetConfigType("yaml")
	viper.AutomaticEnv()                         // read in environment variables that match

	// If a config file is found, read it in.
	if err := viper.ReadInConfig(); err == nil {
		GlobalCfg.SourceHost = viper.GetString("podcast_name")
		GlobalCfg.SourceHost = viper.GetString("podcast_author")
		GlobalCfg.SourceHost = viper.GetString("podcast_link")
		GlobalCfg.SourceHost = viper.GetString("podcast_language")
		GlobalCfg.SourceHost = viper.GetString("podcast_is_explicit")
		GlobalCfg.SourceHost = viper.GetString("podcast_owner")
		GlobalCfg.SourceHost = viper.GetString("podcast_owner_email")
		GlobalCfg.SourceHost = viper.GetString("podcast_categories")
		GlobalCfg.SourceHost = viper.GetString("podcast_copyright")
		GlobalCfg.SourceHost = viper.GetString("podcast_type")
		GlobalCfg.SourceHost = viper.GetString("podcast_image")
		GlobalCfg.SourceHost = viper.GetString("podcast_description")

		GlobalCfg.SourceHost = viper.GetString("podcast_items")

	} else {
		fmt.Printf("Error parsing config! - %v", err)
		os.Exit(1)

	}
}