package main

import (
	"flag"
	"fmt"
	"os"
	"text/tabwriter"

	"github.com/bdw/deploy/internal/config"
	"github.com/bdw/deploy/internal/state"
)

func runList(args []string) {
	fs := flag.NewFlagSet("list", flag.ExitOnError)
	host := fs.String("host", "", "VPS host (SSH config alias or user@host)")
	fs.Parse(args)

	// Get host from flag or config
	if *host == "" {
		cfg, err := config.Load()
		if err != nil {
			fmt.Fprintf(os.Stderr, "Error loading config: %v\n", err)
			os.Exit(1)
		}
		*host = cfg.Host
	}

	if *host == "" {
		fmt.Fprintf(os.Stderr, "Error: --host is required\n")
		fs.Usage()
		os.Exit(1)
	}

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

	apps := st.ListApps(*host)
	if len(apps) == 0 {
		fmt.Printf("No deployments found for %s\n", *host)
		return
	}

	// Print table
	w := tabwriter.NewWriter(os.Stdout, 0, 0, 3, ' ', 0)
	fmt.Fprintln(w, "NAME\tTYPE\tDOMAIN\tPORT")
	for name, app := range apps {
		port := ""
		if app.Type == "app" {
			port = fmt.Sprintf(":%d", app.Port)
		}
		fmt.Fprintf(w, "%s\t%s\t%s\t%s\n", name, app.Type, app.Domain, port)
	}
	w.Flush()
}