package main

import (
	"net/http"
	"strconv"
)

func ProcessFormData(writer http.ResponseWriter, request *http.Request) {
	if request.Method == http.MethodPost {
		index, _ := strconv.Atoi(request.PostFormValue("index"))
		price, err := strconv.ParseFloat(request.PostFormValue("price"), 64)
		if err != nil {
			Printfln("Error: %v", err.Error())
			http.Redirect(writer, request, "/templates/", http.StatusTemporaryRedirect)
			return
		}
		p := Product{
			Name:     request.PostFormValue("name"),
			Category: request.PostFormValue("category"),
			Price:    price,
		}
		ProductList[index] = p
	}
	http.Redirect(writer, request, "/templates/", http.StatusTemporaryRedirect)
}

func init() {
	http.HandleFunc("/forms/edit", ProcessFormData)
}