// cmd/root.go
package cmd

import (
	"fmt"
	"os"

	"github.com/Print-and-Panic/panic-cli/internal/config"
	"github.com/Print-and-Panic/panic-cli/internal/platform"
	"github.com/Print-and-Panic/panic-cli/internal/system"
	"github.com/spf13/cobra"
	"github.com/spf13/viper"
)

var cfgFile string
var dryRun bool

var RootCmd = &cobra.Command{
	Use:   "panic-cli",
	Short: "A set of tools to run the Print and Panic YouTube channel",
	PersistentPreRun: func(cmd *cobra.Command, args []string) {
		if dryRun {
			system.CurrentSystem = &platform.MockSystem{}
			fmt.Println("⚠️  Running in DRY-RUN mode. No changes will be applied.")
		} else {
			system.CurrentSystem = &platform.PersonalRig{}
		}
	},
}

func Execute() {
	if err := RootCmd.Execute(); err != nil {
		os.Exit(1)
	}
}

func init() {
	cobra.OnInitialize(initConfig)
	// Allow passing a specific config file
	RootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "config file (default is $HOME/.config/panic-cli/config.yaml)")
	RootCmd.PersistentFlags().BoolVarP(&dryRun, "dry-run", "d", false, "Enable dry-run mode (no side effects)")
}

func initConfig() {
	if cfgFile != "" {
		viper.SetConfigFile(cfgFile)
	} else {
		home, err := os.UserHomeDir()
		cobra.CheckErr(err)

		viper.AddConfigPath(home)
		viper.SetConfigType("yaml")
		viper.SetConfigName(".panic-cli")
	}

	viper.AutomaticEnv()

	if err := viper.ReadInConfig(); err != nil {
		fmt.Println("DEBUG: No config file found or read error:", err)
	}
	err := viper.Unmarshal(&config.AppConfig)
	if err != nil {
		fmt.Printf("Unable to decode into struct, %v", err)
	}
}