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options.go
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options.go
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package bus
import (
"github.com/vectrum-io/strongforce/pkg/serialization"
)
var DefaultSubscriptionOptions = SubscriptionOptions{
FilterSubjects: []string{},
GuaranteeOrder: false,
MaxDeliveryTries: 10,
}
type SubscriptionOptions struct {
FilterSubjects []string
GuaranteeOrder bool
MaxDeliveryTries int
DeliveryPolicy DeliveryPolicy
Durable bool
Deserializer serialization.Serializer
}
type DeliveryPolicy int
const (
DeliverAll DeliveryPolicy = iota
DeliverNew
)
type SubscribeOption func(*SubscriptionOptions)
func WithFilterSubject(subject string) SubscribeOption {
return func(options *SubscriptionOptions) {
options.FilterSubjects = append(options.FilterSubjects, subject)
}
}
func WithGuaranteeOrder() SubscribeOption {
return func(options *SubscriptionOptions) {
options.GuaranteeOrder = true
}
}
func WithMaxDeliveryTries(maxTries int) SubscribeOption {
return func(options *SubscriptionOptions) {
options.MaxDeliveryTries = maxTries
}
}
func WithDeliveryPolicy(policy DeliveryPolicy) SubscribeOption {
return func(options *SubscriptionOptions) {
options.DeliveryPolicy = policy
}
}
func WithDurable() SubscribeOption {
return func(options *SubscriptionOptions) {
options.Durable = true
}
}
func WithDeserializer(deserializer serialization.Serializer) SubscribeOption {
return func(options *SubscriptionOptions) {
options.Deserializer = deserializer
}
}