initial commit 2

application/entitymapping/entitymapping.go

@@ -0,0 +1,51 @@
+package entitymapping
+
+import (
+	"strings"
+
+	"sync"
+)
+
+var (
+	instance *Mapper
+	once     sync.Once
+)
+
+// Mapper has mapping methods to map entities to view models
+type Mapper struct {
+	User         *userMapping
+	Ride         *rideMapping
+	Visit        *visitMapping
+	Address      *addressMapping
+	Provider     *providerMapping
+	Notification *notificationMapping
+	Profile      *profileMapping
+	Organization *organizationMapping
+}
+
+// New returns an EntityMapper for fluent mapping
+func New() *Mapper {
+	once.Do(func() {
+		instance = &Mapper{}
+
+		instance.User = &userMapping{instance}
+		instance.Ride = &rideMapping{instance}
+		instance.Visit = &visitMapping{instance}
+		instance.Address = &addressMapping{instance}
+		instance.Provider = &providerMapping{instance}
+		instance.Notification = &notificationMapping{instance}
+		instance.Profile = &profileMapping{instance}
+		instance.Organization = &organizationMapping{instance}
+	})
+
+	return instance
+}
+
+// isEmpty returns the alternative option in case the first is empty
+func ifEmpty(firstOption string, alternativeOption string) string {
+	if strings.TrimSpace(firstOption) == "" {
+		return alternativeOption
+	}
+
+	return firstOption
+}