package main

import (
	"log"
	"net/http"
	"net/url"

	"forge.cadoles.com/Cadoles/go-proxy"
	"forge.cadoles.com/Cadoles/go-proxy/middleware"
)

func main() {
	// We declare our url rewritting mappings
	mappings := map[string]*url.URL{
		"127.0.0.1:*": mustParse("https://gitea.com"),
		"localhost:*": mustParse("https://www.cadoles.com"),
	}

	// We create a new proxy with our mappings
	proxy := proxy.New(
		middleware.WithRewriteHosts(mappings),
	)

	// We start a HTTP server, listening on all interfaces with our proxy
	// as an handler
	if err := http.ListenAndServe("127.0.0.1:3000", proxy); err != nil {
		log.Fatalf("%v", err)
	}
}

// Simple utility function to transform raw urls
// to *url.URL
func mustParse(rawURL string) *url.URL {
	url, err := url.Parse(rawURL)
	if err != nil {
		panic(err)
	}

	return url
}