package main

import (
	"fmt"
	"io"
	"net/http"
)

func httpHandleFunc(urlPath string, filepath string, isMainpage bool, contentType string) {
	if isMainpage {
		http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
			w.Header().Add("Content-Type", contentType)
			io.WriteString(w, htmlReplacer(fileRead(filepath)))
		})
	} else {
		s := new(submit)
		s.data = "null"
		http.HandleFunc("/"+urlPath, func(w http.ResponseWriter, r *http.Request) {
			if r.Method == "POST" {
				if err := r.ParseForm(); err != nil {
					fmt.Fprintf(w, "ParseForm() err: %v", err)
					return
				}
			}

			w.Header().Add("Content-Type", contentType)

			io.WriteString(w, htmlReplacer(fileRead(filepath)))
		})
	}
}