func register(w http.ResponseWriter, r *http.Request) {
/* not a GET request? redirect to home */
if r.Method != "GET" {
http.Redirect(w, r, "/", 302)
return
}
coinflipKey := strings.Split(r.URL.Path, "/")[2]
coinflip := mail.NewMailingCoinflip(coinflipKey)
if coinflip.Result.String != "" {
http.Redirect(w, r, "/show/"+coinflip.EncodedKey(), 302)
return
}
participant, err := coinflip.FindParticipantByEmail(r.FormValue("email"))
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
participant.Register()
count, err := coinflip.NumberOfUnregisteredParticipants()
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
if count == 0 {
result := coinflip.MailResultToParticipants()
coinflip.SetResult(result)
coinflip.Update()
}
http.Redirect(w, r, "/show/"+coinflip.EncodedKey(), 302)
}
func create(w http.ResponseWriter, r *http.Request) {
/* not a POST request? redirect to root */
if r.Method != "POST" {
http.Redirect(w, r, "/", 302)
return
}
r.ParseForm()
tail := stripUrls(r.Form["tail"][0])
head := stripUrls(r.Form["head"][0])
friends := r.Form["friends[]"]
uniq_friends := uniq(friends)
if tail == "" || head == "" || uniq_friends == nil {
http.Redirect(w, r, "/", 302)
return
}
coin := database.Coinflip{
Head: head,
Tail: tail,
}
err := coin.Create()
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
for i := range uniq_friends {
participant := database.Participant{Email: uniq_friends[i]}
coin.CreateParticipant(&participant)
}
mailingCoinflip := mail.NewMailingCoinflip(coin.EncodedKey())
mailingCoinflip.MailCreationToParticipants()
http.Redirect(w, r, "/show/"+coin.EncodedKey(), 302)
}