package tht

import (

	"github.com/d5/tengo/v2"
	"surdeus.su/util/tht/mdx"
	"surdeus.su/core/cli/mtool"
	"net/http"
	"log"
)

// Context key type for internal usage.
type CKey string

const (
	KeyRequest CKey = "http-request"
	KeyGlobal = "global"
	KeyMarkdown = "markdown"
	KeyHTML = "html"
)

// Simple PHP-like server implementation.
var Tool = mtool.T("tht").Func(func(flags *mtool.Flags) {
	var (
		addr, ext, src, mod, index string
		noLog bool
	)

	flags.StringVar(&addr, "addr", ":3000", "address to serve at")
	flags.StringVar(&mod, "mod", "./mod", "path to store Tengo modules")
	flags.StringVar(&src, "src", "./src", "directory with source files")
	flags.StringVar(&ext, "ext", ".tpp", "extension for TPP files")
	flags.StringVar(&index, "index", "index.htm", "index file name")
	flags.BoolVar(
		&noLog,
		"no-log",
		false,
		"disable logging",
	)

	flags.Parse()

	handler := &LoggerMiddle{
		After: NewHandler(
			DefaultPP(mod),
			src, ext, index,
			map[string] tengo.Object{},
		).SetMD(mdx.MakeDefaultMarkdown()),
	}
	if !noLog {
		handler.Logger = log.Default()
	}

	srv := &http.Server{
		Addr:    addr,
		Handler: handler,
	}

	log.Printf("Listening on %q\n", addr)
	err := srv.ListenAndServe()
	if err != nil {
		log.Printf("Error: srv.ListenAndServe(...): %s\n", err)
	}
})