package commands

import (
	"fmt"

	"github.com/spf13/cobra"
)

func newRestoreCmd() *cobra.Command {
	var (
		dryRun     bool
		conflict   string
		noRollback bool
		collectors string
		exclude    string
		parallel   int
		yes        bool
		force      bool
	)

	cmd := &cobra.Command{
		Use:   "restore <pack-name>",
		Short: "从 Pack 还原开发环境",
		Long:  `从指定的 Pack 还原开发环境到当前系统。`,
		Args:  cobra.ExactArgs(1),
		RunE: func(cmd *cobra.Command, args []string) error {
			packName := args[0]

			if dryRun {
				fmt.Printf("🔍 Dry Run — Restore Plan for \"%s\"\n\n", packName)
				// TODO: Generate and display restore plan
				fmt.Println("⚠ This is a dry run. No changes were made.")
				fmt.Println("Run without --dry-run to apply these changes.")
				return nil
			}

			fmt.Printf("🚀 Restoring environment from \"%s\"...\n", packName)
			// TODO: Implement restore logic
			// 1. Load and verify pack
			// 2. Check platform compatibility
			// 3. Detect conflicts
			// 4. Create restore point
			// 5. Execute restore plan
			// 6. Verify results
			fmt.Println("✅ Environment restored successfully!")
			return nil
		},
	}

	cmd.Flags().BoolVar(&dryRun, "dry-run", false, "预览更改（不实际执行）")
	cmd.Flags().StringVar(&conflict, "conflict", "prompt", "冲突处理策略 (skip|overwrite|merge|prompt|newest)")
	cmd.Flags().BoolVar(&noRollback, "no-rollback", false, "不创建还原点")
	cmd.Flags().StringVarP(&collectors, "collectors", "c", "", "只还原指定采集器")
	cmd.Flags().StringVar(&exclude, "exclude", "", "排除指定采集器")
	cmd.Flags().IntVar(&parallel, "parallel", 4, "并行还原数")
	cmd.Flags().BoolVarP(&yes, "yes", "y", false, "跳过确认提示")
	cmd.Flags().BoolVar(&force, "force", false, "强制还原")

	return cmd
}