// simplegit is the single entry point for the simplegit git-hosting server and
// its management TUI. The two used to be separate binaries (cmd/daemon and
// cmd/gitctl); they are now subcommands of one binary.
//
//	simplegit daemon   run the git hosting server (HTTP + SSH + manage)
//	simplegit ctl      run the gitctl TUI against the manage port
//	simplegit          (no args, or any other subcommand) print help
//
// Each subcommand owns its own flag set, so flags are parsed after the
// subcommand is selected: `simplegit daemon -skip-auth`, `simplegit ctl -manage ...`.
package main

import (
	"fmt"
	"os"

	"simplegit/cmd/daemon"
	"simplegit/cmd/gitctl"
)

func main() {
	args := os.Args[1:]
	if len(args) == 0 {
		printHelp(os.Stdout)
		return
	}
	switch args[0] {
	case "daemon":
		daemon.Run(args[1:])
	case "ctl":
		gitctl.Run(args[1:])
	case "help", "-h", "--help":
		printHelp(os.Stdout)
	default:
		fmt.Fprintf(os.Stderr, "simplegit: unknown subcommand %q\n\n", args[0])
		printHelp(os.Stderr)
		os.Exit(2)
	}
}

func printHelp(w *os.File) {
	fmt.Fprint(w, `simplegit - minimal git hosting server + management TUI

Usage:
  simplegit daemon [flags]   run the git hosting server (HTTP + SSH + manage)
  simplegit ctl   [flags]   run the gitctl TUI against the manage port
  simplegit help            show this help

Run "simplegit daemon -h" or "simplegit ctl -h" for subcommand flags.
`)
}