package backup

import (
	"fmt"

	"github.com/spf13/cobra"
	"git.misaka.ren/M1saka/docker_backup/internal/config"
	"git.misaka.ren/M1saka/docker_backup/internal/scheduler"
)

var daemonCmd = &cobra.Command{
	Use:   "daemon",
	Short: "Run as a background daemon with cron scheduling",
	Long:  `Start the backup daemon that runs scheduled backups according to each project's cron expression.`,
	RunE:  runDaemon,
}

func init() {
	rootCmd.AddCommand(daemonCmd)
}

func runDaemon(cmd *cobra.Command, args []string) error {
	cfg, err := config.Load(cfgFile)
	if err != nil {
		return fmt.Errorf("load config: %w", err)
	}

	if !cfg.HasCron() {
		return fmt.Errorf("no projects have cron expressions configured - cannot start daemon")
	}

	sched, err := scheduler.New(cfg, dryRun)
	if err != nil {
		return fmt.Errorf("create scheduler: %w", err)
	}

	fmt.Println("Starting backup daemon...")
	return sched.Run(cmd.Context())
}