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Merge branch 'main' of https://git.tornberg.me/mats/go-cart-actor
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This commit is contained in:
Mats Törnberg
2025-11-13 18:23:09 +01:00
parent 5bd0bdb44c 0c9780f36c
commit e703b71d35
11 changed files with 163 additions and 57 deletions
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69
cmd/cart/checkout_server.go
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@@ -9,10 +9,37 @@ import (
"git.tornberg.me/go-cart-actor/pkg/actor"
"git.tornberg.me/go-cart-actor/pkg/cart"
"git.tornberg.me/mats/go-redis-inventory/pkg/inventory"
amqp "github.com/rabbitmq/amqp091-go"
)
func (a *App) HandleCheckoutRequests(amqpUrl string, mux *http.ServeMux) {
var tpl = `<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>s10r testing - checkout</title>
</head>
<body>
%s
</body>
</html>
`
func (a *App) getGrainFromOrder(order *CheckoutOrder) (*cart.CartGrain, error) {
cartId, ok := cart.ParseCartId(order.MerchantReference1)
if !ok {
return nil, fmt.Errorf("invalid cart id in order reference: %s", order.MerchantReference1)
}
grain, err := a.pool.Get(uint64(cartId))
if err != nil {
return nil, fmt.Errorf("failed to get cart grain: %w", err)
}
return grain, nil
}
func (a *App) HandleCheckoutRequests(amqpUrl string, mux *http.ServeMux, inventoryService inventory.InventoryService) {
conn, err := amqp.Dial(amqpUrl)
if err != nil {
log.Fatalf("failed to connect to RabbitMQ: %v", err)
@@ -27,10 +54,10 @@ func (a *App) HandleCheckoutRequests(amqpUrl string, mux *http.ServeMux) {
amqpListener.DefineTopics()
a.pool.AddListener(amqpListener)
orderHandler := NewAmqpOrderHandler(conn)
orderHandler.DefineTopics()
mux.HandleFunc("POST /push", func(w http.ResponseWriter, r *http.Request) {
orderHandler.DefineQueue()
mux.HandleFunc("/push", func(w http.ResponseWriter, r *http.Request) {
log.Printf("Klarna order confirmation push, method: %s", r.Method)
if r.Method != http.MethodPost {
w.WriteHeader(http.StatusMethodNotAllowed)
return
@@ -104,6 +131,7 @@ func (a *App) HandleCheckoutRequests(amqpUrl string, mux *http.ServeMux) {
})
mux.HandleFunc("/notification", func(w http.ResponseWriter, r *http.Request) {
log.Printf("Klarna order notification, method: %s", r.Method)
logger.InfoContext(r.Context(), "Klarna order notification received", "method", r.Method)
if r.Method != "POST" {
w.WriteHeader(http.StatusMethodNotAllowed)
return
@@ -114,7 +142,23 @@ func (a *App) HandleCheckoutRequests(amqpUrl string, mux *http.ServeMux) {
w.WriteHeader(http.StatusBadRequest)
}
log.Printf("Klarna order notification: %s", order.ID)
logger.InfoContext(r.Context(), "Klarna order notification received", "order_id", order.ID)
grain, err := a.getGrainFromOrder(order)
if err != nil {
logger.ErrorContext(r.Context(), "Unable to get grain from klarna order", "error", err.Error())
w.WriteHeader(http.StatusInternalServerError)
return
}
if inventoryService != nil {
inventoryRequests := getInventoryRequests(grain.Items)
err = inventoryService.ReserveInventory(inventoryRequests...)
if err != nil {
logger.WarnContext(r.Context(), "placeorder inventory reservation failed")
w.WriteHeader(http.StatusNotAcceptable)
return
}
}
w.WriteHeader(http.StatusOK)
})
mux.HandleFunc("POST /validate", func(w http.ResponseWriter, r *http.Request) {
@@ -128,7 +172,22 @@ func (a *App) HandleCheckoutRequests(amqpUrl string, mux *http.ServeMux) {
if err != nil {
w.WriteHeader(http.StatusBadRequest)
}
log.Printf("Klarna order validation: %s", order.ID)
logger.InfoContext(r.Context(), "Klarna order validation received", "order_id", order.ID, "cart_id", order.MerchantReference1)
grain, err := a.getGrainFromOrder(order)
if err != nil {
logger.ErrorContext(r.Context(), "Unable to get grain from klarna order", "error", err.Error())
w.WriteHeader(http.StatusInternalServerError)
return
}
if inventoryService != nil {
inventoryRequests := getInventoryRequests(grain.Items)
_, err = inventoryService.ReservationCheck(inventoryRequests...)
if err != nil {
logger.WarnContext(r.Context(), "placeorder inventory check failed")
w.WriteHeader(http.StatusNotAcceptable)
return
}
}
w.WriteHeader(http.StatusOK)
})