more cart

internal/ucp/handler.go

@@ -1,6 +1,10 @@
 package ucp
 
-import "net/http"
+import (
+	"net/http"
+
+	"git.k6n.net/mats/go-cart-actor/pkg/profile"
+)
 
 // ---------------------------------------------------------------------------
 // Order HTTP handler mounting
@@ -86,11 +90,33 @@ func CheckoutHandler(applier CheckoutApplier, orderSvc ...OrderApplier) http.Han
 // To sign responses with RFC 9421 HTTP Message Signatures, wrap with WithSigning:
 //
 //	mux.Handle("/ucp/v1/customers", ucp.WithSigning(ucp.CustomerHandler(pool), signer))
-func CustomerHandler(applier ProfileApplier, auditLogPath string, deleter ...CredentialDeleter) http.Handler {
-	s := NewCustomerServer(applier, auditLogPath, deleter...)
+// CustomerHandlerOption configures a CustomerHandler with optional dependencies.
+type CustomerHandlerOption func(s *CustomerServer)
+
+// WithEmailIndex attaches a ProfileEmailIndex that the customer handler
+// updates on every mutation and uses for the GET /by-email/{email} route.
+func WithEmailIndex(ix *profile.ProfileEmailIndex) CustomerHandlerOption {
+	return func(s *CustomerServer) {
+		s.SetEmailIndex(ix)
+	}
+}
+
+// WithCredentialDeleter attaches a credential deleter for GDPR erasure.
+func WithCredentialDeleter(deleter CredentialDeleter) CustomerHandlerOption {
+	return func(s *CustomerServer) {
+		s.deleter = deleter
+	}
+}
+
+func CustomerHandler(applier ProfileApplier, auditLogPath string, opts ...CustomerHandlerOption) http.Handler {
+	s := NewCustomerServer(applier, auditLogPath)
+	for _, opt := range opts {
+		opt(s)
+	}
 	mux := http.NewServeMux()
 	mux.HandleFunc("POST /", s.handleCreateCustomer)
 	mux.HandleFunc("GET /{id}", s.handleGetCustomer)
+	mux.HandleFunc("GET /by-email/{email}", s.handleGetCustomerByEmail)
 	mux.HandleFunc("PUT /{id}", s.handleUpdateCustomer)
 	mux.HandleFunc("DELETE /{id}", s.handleDeleteCustomer)
 	mux.HandleFunc("POST /{id}/addresses", s.handleAddAddress)
@@ -154,6 +180,7 @@ func Handler(cartApplier CartApplier, opts Options) http.Handler {
 		customerSrv := NewCustomerServer(opts.ProfileApplier, opts.ProfileAuditLog, opts.CredentialDeleter)
 		mux.HandleFunc("POST /customers", customerSrv.handleCreateCustomer)
 		mux.HandleFunc("GET /customers/{id}", customerSrv.handleGetCustomer)
+		mux.HandleFunc("GET /customers/by-email/{email}", customerSrv.handleGetCustomerByEmail)
 		mux.HandleFunc("PUT /customers/{id}", customerSrv.handleUpdateCustomer)
 		mux.HandleFunc("DELETE /customers/{id}", customerSrv.handleDeleteCustomer)
 		mux.HandleFunc("POST /customers/{id}/addresses", customerSrv.handleAddAddress)