package cmd

import (
	"fmt"
	"os"
	"os/exec"

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

var editCmd = &cobra.Command{
	Use:               "edit <key>",
	Short:             "Edit a document in your configured editor",
	Long:              `Open a document in your configured editor (default: vim). Set defaultEditor in config to change.`,
	Args:              cobra.ExactArgs(1),
	ValidArgsFunction: completeKeys,
	Run: func(cmd *cobra.Command, args []string) {
		key := args[0]

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

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

		filePath := cfg.FilePath(entry.Filename)

		// Get editor from config, fallback to EDITOR env, then vim
		editor := cfg.DefaultEditor
		if editor == "" {
			editor = os.Getenv("EDITOR")
		}
		if editor == "" {
			editor = "vim"
		}

		// Run editor
		editorCmd := exec.Command(editor, filePath)
		editorCmd.Stdin = os.Stdin
		editorCmd.Stdout = os.Stdout
		editorCmd.Stderr = os.Stderr

		if err := editorCmd.Run(); err != nil {
			fmt.Fprintf(os.Stderr, "Error running editor: %v\n", err)
			os.Exit(1)
		}
	},
}

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