package main

import (
	"fmt"
	"log"
	"math/rand"
	"net/http"
	"strconv"
)

var winners []string = make([]string, 0, 20)

func main() {
	http.HandleFunc("/winners", listWiners)
	http.HandleFunc("/random", randomNumber)
	http.Handle("/", http.FileServer(http.Dir("./static")))
	http.ListenAndServe(":8080", nil)
}
func randomNumber(w http.ResponseWriter, r *http.Request) {
	name := r.URL.Query().Get("name")
	if len(name) > 15 {
		w.WriteHeader(400)
		return
	}

	chance, err := strconv.Atoi(r.URL.Query().Get("chance"))
	if err != nil {
		w.WriteHeader(400)
		return
	}
	multiplicator, err := strconv.Atoi(r.URL.Query().Get("multiplicator"))
	if err != nil {
		w.WriteHeader(400)
		return
	}
	won := randomize(chance, multiplicator)
	log.Println(name)
	if name != "" && won {
		winners = append(winners, name)
		fmt.Println(winners)
	}

	fmt.Fprint(w, won)
}
func randomize(chance int, mult int) bool {
	r := rand.Intn(chance * mult)
	if r == 0 {
		if chance == 10 && mult == 1 {
			return false
		} else {
			return true
		}
	} else {
		if chance == 10 && mult == 1 {
			return true
		} else {
			return false
		}
	}
}
func listWiners(w http.ResponseWriter, r *http.Request) {
	out := ""
	for _, winner := range winners {
		out += winner + "\n"
	}
	fmt.Fprint(w, out)
}