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Consolidate RSVP and donation into single endpoint

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This commit is contained in:
Ian Gulliver
2025-12-30 11:46:58 -08:00
parent e4baf19b3e
commit a7abe841bb
2 changed files with 56 additions and 53 deletions
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75
main.go
View File

@@ -76,7 +76,6 @@ func main() {
http.HandleFunc("POST /auth/google/callback", handleGoogleCallback)
http.HandleFunc("GET /api/rsvp/{eventID}", handleRSVPGet)
http.HandleFunc("POST /api/rsvp/{eventID}", handleRSVPPost)
http.HandleFunc("POST /api/donate/{eventID}", handleDonate)
http.HandleFunc("GET /api/donate/success/{eventID}", handleDonateSuccess)
http.HandleFunc("POST /api/stripe/webhook", handleStripeWebhook)
@@ -218,46 +217,52 @@ func handleRSVPPost(w http.ResponseWriter, r *http.Request) {
}
var req struct {
NumPeople int `json:"numPeople"`
NumPeople *int `json:"numPeople"`
DonationCents int64 `json:"donationCents"`
}
if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
http.Error(w, "invalid json", http.StatusBadRequest)
return
}
_, err := db.Exec(`
INSERT INTO rsvps (event_id, google_username, num_people) VALUES ($1, $2, $3)
ON CONFLICT (event_id, google_username) DO UPDATE SET num_people = $3
`, eventID, email, req.NumPeople)
if err != nil {
log.Println("[ERROR] failed to upsert rsvp:", err)
if req.NumPeople != nil {
_, err := db.Exec(`
INSERT INTO rsvps (event_id, google_username, num_people) VALUES ($1, $2, $3)
ON CONFLICT (event_id, google_username) DO UPDATE SET num_people = $3
`, eventID, email, *req.NumPeople)
if err != nil {
log.Println("[ERROR] failed to upsert rsvp:", err)
http.Error(w, "database error", http.StatusInternalServerError)
return
}
}
var numPeople int
var donation float64
err := db.QueryRow("SELECT num_people, donation FROM rsvps WHERE event_id = $1 AND google_username = $2", eventID, email).Scan(&numPeople, &donation)
if err != nil && err != sql.ErrNoRows {
log.Println("[ERROR] failed to query rsvp:", err)
http.Error(w, "database error", http.StatusInternalServerError)
return
}
resp := map[string]any{"numPeople": numPeople, "donation": donation}
if req.DonationCents > 0 {
stripeURL, err := createCheckoutSession(eventID, email, req.DonationCents)
if err != nil {
log.Println("[ERROR] failed to create checkout session:", err)
http.Error(w, "failed to create checkout session", http.StatusInternalServerError)
return
}
resp["url"] = stripeURL
}
w.Header().Set("Content-Type", "application/json")
json.NewEncoder(w).Encode(map[string]int{"numPeople": req.NumPeople})
json.NewEncoder(w).Encode(resp)
}
func handleDonate(w http.ResponseWriter, r *http.Request) {
eventID := r.PathValue("eventID")
email, ok := authorize(r)
if !ok {
http.Error(w, "unauthorized", http.StatusUnauthorized)
return
}
var req struct {
Amount int64 `json:"amount"`
}
if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
http.Error(w, "invalid json", http.StatusBadRequest)
return
}
if req.Amount < 100 {
http.Error(w, "minimum donation is $1", http.StatusBadRequest)
return
}
func createCheckoutSession(eventID, email string, amountCents int64) (string, error) {
baseURL := os.Getenv("BASE_URL")
params := &stripe.CheckoutSessionParams{
CustomerEmail: stripe.String(email),
@@ -269,7 +274,7 @@ func handleDonate(w http.ResponseWriter, r *http.Request) {
ProductData: &stripe.CheckoutSessionLineItemPriceDataProductDataParams{
Name: stripe.String("Donation - Applause for a Cause"),
},
UnitAmount: stripe.Int64(req.Amount),
UnitAmount: stripe.Int64(amountCents),
},
Quantity: stripe.Int64(1),
},
@@ -284,13 +289,9 @@ func handleDonate(w http.ResponseWriter, r *http.Request) {
s, err := session.New(params)
if err != nil {
log.Println("[ERROR] failed to create checkout session:", err)
http.Error(w, "failed to create checkout session", http.StatusInternalServerError)
return
return "", err
}
w.Header().Set("Content-Type", "application/json")
json.NewEncoder(w).Encode(map[string]string{"url": s.URL})
return s.URL, nil
}
func processPayment(sess *stripe.CheckoutSession) error {

34
static/afac26.html
View File

@@ -269,11 +269,15 @@
}, true);
setupButtonGroup('additional-donation-group', async val => {
let donationCents = 0;
if (val === 'custom') {
const amount = parseInt(document.getElementById('additional-amount').value) || 0;
if (amount > 0) await startDonation(amount);
donationCents = (parseInt(document.getElementById('additional-amount').value) || 0) * 100;
} else {
await startDonation(parseInt(val));
donationCents = parseInt(val) * 100;
}
if (donationCents > 0) {
const data = await api('POST', `/api/rsvp/${eventId}`, { donationCents });
if (data.url) location.href = data.url;
}
}, true);
@@ -306,21 +310,19 @@
}
}
async function startDonation(amount) {
const data = await api('POST', `/api/donate/${eventId}`, { amount: amount * 100 });
location.href = data.url;
}
document.getElementById('rsvp-btn').addEventListener('click', async () => {
const data = await api('POST', `/api/rsvp/${eventId}`, { numPeople: selectedNumPeople });
updateUI(data);
let donationAmount = selectedDonation;
if (donationAmount === 'custom') {
donationAmount = parseInt(document.getElementById('custom-amount').value) || 0;
let donationCents = 0;
if (selectedDonation === 'custom') {
donationCents = (parseInt(document.getElementById('custom-amount').value) || 0) * 100;
} else if (selectedDonation > 0) {
donationCents = selectedDonation * 100;
}
if (donationAmount > 0) {
await startDonation(donationAmount);
const data = await api('POST', `/api/rsvp/${eventId}`, { numPeople: selectedNumPeople, donationCents });
if (data.url) {
location.href = data.url;
} else {
updateUI(data);
}
});