Initial cloud-services repo - gateway service + pkg modules

pkg/common/subscription_package.go

@@ -0,0 +1,46 @@
+package common
+
+import (
+	"fmt"
+
+	"fiskerinc.com/modules/common/dbbasemodel"
+	"github.com/google/uuid"
+)
+
+type SubscriptionPackage struct {
+	ID       uuid.UUID             `json:"id" pg:"type:uuid,default:uuid_generate_v4()"`
+	Name     string                `json:"name" validate:"required,max=256"`
+	Features []SubscriptionFeature `json:"features,omitempty" pg:"many2many:subscription_package_to_features"`
+	dbbasemodel.DBModelBase
+}
+
+func (sp *SubscriptionPackage) HasFeature(featureID uuid.UUID) bool {
+	for _, feature := range sp.Features {
+		if feature.ID == featureID {
+			return true
+		}
+	}
+
+	return false
+}
+
+func (sp *SubscriptionPackage) AddFeature(feature *SubscriptionFeature) {
+	if !sp.HasFeature(feature.ID) {
+		sp.Features = append(sp.Features, *feature)
+	}
+}
+
+func (sp *SubscriptionPackage) RemoveFeature(feature *SubscriptionFeature) {
+	if sp.HasFeature(feature.ID) {
+		features := make([]SubscriptionFeature, len(sp.Features)-1)
+		for _, item := range sp.Features {
+			if feature.ID != item.ID {
+				features[len(features)] = item
+			}
+		}
+	}
+}
+
+func (sp *SubscriptionPackage) String() string {
+	return fmt.Sprintf("SubscriptionPackage<%v>", sp.ID)
+}