package cmd

import (
	"fmt"
	"os"

	"github.com/spf13/cobra"
	"github.com/yeho/doks/internal/registry"
	"github.com/yeho/doks/internal/storage"
)

var removeDelete bool

var removeCmd = &cobra.Command{
	Use:   "remove <key>",
	Short: "Remove a document from doks",
	Long: `Remove a document from doks by its key.
By default, only the registry entry is removed. Use --delete to also delete the stored file.`,
	Args:              cobra.ExactArgs(1),
	ValidArgsFunction: completeKeys,
	Run: func(cmd *cobra.Command, args []string) {
		key := args[0]

		// Load registry
		reg, err := registry.Load(cfg.RegistryPath())
		if err != nil {
			fmt.Fprintf(os.Stderr, "Error loading registry: %v\n", err)
			os.Exit(1)
		}

		// Get entry
		entry, err := reg.Get(key)
		if err != nil {
			fmt.Fprintf(os.Stderr, "Document not found: %s\n", key)
			os.Exit(1)
		}

		store := storage.New(cfg.FilesDir())

		// Remove symlink if exists
		if entry.HasSymlink {
			if err := store.RemoveSymlink(entry.OriginalPath); err != nil {
				fmt.Fprintf(os.Stderr, "Warning: could not remove symlink: %v\n", err)
			}
		}

		// Delete file if requested
		if removeDelete {
			if err := store.RemoveFile(entry.Filename); err != nil {
				fmt.Fprintf(os.Stderr, "Warning: could not delete file: %v\n", err)
			}
		}

		// Remove from registry
		if err := reg.Remove(key); err != nil {
			fmt.Fprintf(os.Stderr, "Error removing from registry: %v\n", err)
			os.Exit(1)
		}

		if removeDelete {
			fmt.Printf("Removed '%s' and deleted file\n", key)
		} else {
			fmt.Printf("Removed '%s' from registry (file kept in storage)\n", key)
		}
	},
}

func init() {
	rootCmd.AddCommand(removeCmd)
	removeCmd.Flags().BoolVar(&removeDelete, "delete", false, "Also delete the stored file")
}