package main

import (
	"fmt"
	"github.com/pkg/profile"
	"net"
	"net/http"
	"not.realy.lol/chk"
	"not.realy.lol/config"
	"not.realy.lol/context"
	"not.realy.lol/database"
	"not.realy.lol/interrupt"
	"not.realy.lol/log"
	"not.realy.lol/lol"
	"not.realy.lol/servemux"
	"not.realy.lol/server"
	"not.realy.lol/socketapi"
	"not.realy.lol/version"
	"os"
	"strconv"
	"sync"
)

func main() {
	var err error
	var cfg *config.C
	if cfg, err = config.New(); chk.T(err) {
		if err != nil {
			fmt.Fprintf(os.Stderr, "ERROR: %s\n\n", err)
		}
		config.PrintHelp(cfg, os.Stderr)
		os.Exit(0)
	}
	if config.GetEnv() {
		config.PrintEnv(cfg, os.Stdout)
		os.Exit(0)
	}
	if config.HelpRequested() {
		config.PrintHelp(cfg, os.Stderr)
		os.Exit(0)
	}
	if cfg.Pprof {
		defer profile.Start(profile.MemProfile).Stop()
		go func() {
			chk.E(http.ListenAndServe("127.0.0.1:6060", nil))
		}()
	}
	log.I.F(
		"starting %s %s; log level: %s", version.Name, version.V,
		lol.GetLevel(),
	)
	wg := &sync.WaitGroup{}
	c, cancel := context.Cancel(context.Bg())
	interrupt.AddHandler(func() { cancel() })
	var sto *database.D
	if sto, err = database.New(
		c, cancel, cfg.DataDir, cfg.LogLevel,
	); chk.E(err) {
		return
	}
	serveMux := servemux.New()
	s := &server.S{
		Ctx:    c,
		Cancel: cancel,
		WG:     wg,
		Addr:   net.JoinHostPort(cfg.Listen, strconv.Itoa(cfg.Port)),
		Mux:    serveMux,
		Cfg:    cfg,
		Store:  sto,
	}
	wg.Add(1)
	interrupt.AddHandler(func() { s.Shutdown() })
	socketapi.New(s, "/{$}", serveMux, socketapi.DefaultSocketParams())
	if err = s.Start(); chk.E(err) {
		os.Exit(1)
	}
}