feat: user service

user/internal/adapters/local/domain_event_publishers.go

@@ -0,0 +1,62 @@
+package local
+
+import (
+	"context"
+	"fmt"
+
+	"galaxy/user/internal/ports"
+)
+
+// NoopDomainEventPublisher validates and discards auxiliary user-domain
+// events.
+type NoopDomainEventPublisher struct{}
+
+// PublishProfileChanged validates event and discards it.
+func (NoopDomainEventPublisher) PublishProfileChanged(ctx context.Context, event ports.ProfileChangedEvent) error {
+	return validateNoopPublish(ctx, "publish profile changed event", event.Validate)
+}
+
+// PublishSettingsChanged validates event and discards it.
+func (NoopDomainEventPublisher) PublishSettingsChanged(ctx context.Context, event ports.SettingsChangedEvent) error {
+	return validateNoopPublish(ctx, "publish settings changed event", event.Validate)
+}
+
+// PublishEntitlementChanged validates event and discards it.
+func (NoopDomainEventPublisher) PublishEntitlementChanged(ctx context.Context, event ports.EntitlementChangedEvent) error {
+	return validateNoopPublish(ctx, "publish entitlement changed event", event.Validate)
+}
+
+// PublishSanctionChanged validates event and discards it.
+func (NoopDomainEventPublisher) PublishSanctionChanged(ctx context.Context, event ports.SanctionChangedEvent) error {
+	return validateNoopPublish(ctx, "publish sanction changed event", event.Validate)
+}
+
+// PublishLimitChanged validates event and discards it.
+func (NoopDomainEventPublisher) PublishLimitChanged(ctx context.Context, event ports.LimitChangedEvent) error {
+	return validateNoopPublish(ctx, "publish limit changed event", event.Validate)
+}
+
+// PublishDeclaredCountryChanged validates event and discards it.
+func (NoopDomainEventPublisher) PublishDeclaredCountryChanged(ctx context.Context, event ports.DeclaredCountryChangedEvent) error {
+	return validateNoopPublish(ctx, "publish declared-country changed event", event.Validate)
+}
+
+func validateNoopPublish(ctx context.Context, operation string, validate func() error) error {
+	if ctx == nil {
+		return fmt.Errorf("%s: nil context", operation)
+	}
+	if err := ctx.Err(); err != nil {
+		return err
+	}
+
+	return validate()
+}
+
+var (
+	_ ports.ProfileChangedPublisher         = NoopDomainEventPublisher{}
+	_ ports.SettingsChangedPublisher        = NoopDomainEventPublisher{}
+	_ ports.EntitlementChangedPublisher     = NoopDomainEventPublisher{}
+	_ ports.SanctionChangedPublisher        = NoopDomainEventPublisher{}
+	_ ports.LimitChangedPublisher           = NoopDomainEventPublisher{}
+	_ ports.DeclaredCountryChangedPublisher = NoopDomainEventPublisher{}
+)