package main

import (
	"flag"
	"fmt"
	"net/http"
	"os"
	"strings"

	chat "git.wens.org.uk/chat/internal"
)

func main() {
    parseArgs()

	chat.Servers = make(map[string]*chat.Server)
	chat.StartServer("root")
	chat.SetUpHandlers()

	fmt.Println("chat server listening on", chat.Address)
	if err := http.ListenAndServe(chat.Address, nil); err != nil {
		fmt.Fprintln(os.Stderr, err.Error())
		os.Exit(1)
	}
}

func parseArgs() {
    db := flag.String("d", chat.DbAddress, "address for db server")
    flag.Parse()
    if chat.DbAddress != *db {
        if !strings.HasPrefix(*db, "http://") {
            *db = "http://" + *db
        }
       chat.DbAddress = *db 
    }

    args := flag.Args()
    if len(args) == 1 {
        chat.Address = args[0]
    }

    if len(args) > 1 {
        fmt.Fprintln(os.Stderr, "too many arguments. usage: <command> [options] [address]")
        flag.PrintDefaults()
        os.Exit(1)
    }

    if chat.JwtSecret == "" {
        fmt.Println("Warning: JWT secret is empty string")
    }
}