feat: init repo

backend/providers/events/config.go

@@ -0,0 +1,48 @@
+package events
+
+import (
+	"context"
+
+	"git.ipao.vip/rogeecn/atom/container"
+	"git.ipao.vip/rogeecn/atom/utils/opt"
+	"github.com/ThreeDotsLabs/watermill/message"
+)
+
+const DefaultPrefix = "Events"
+
+func DefaultProvider() container.ProviderContainer {
+	return container.ProviderContainer{
+		Provider: Provide,
+		Options: []opt.Option{
+			opt.Prefix(DefaultPrefix),
+		},
+	}
+}
+
+type Config struct {
+	ConsumerGroup string
+
+	Brokers []string
+}
+
+type PubSub struct {
+	Publisher  message.Publisher
+	Subscriber message.Subscriber
+	Router     *message.Router
+}
+
+func (ps *PubSub) Serve(ctx context.Context) error {
+	if err := ps.Router.Run(ctx); err != nil {
+		return err
+	}
+	return nil
+}
+
+func (ps *PubSub) Handle(
+	handlerName string,
+	consumerTopic string,
+	publisherTopic string,
+	handler message.HandlerFunc,
+) {
+	ps.Router.AddHandler(handlerName, consumerTopic, ps.Subscriber, publisherTopic, ps.Publisher, handler)
+}