init

internal/events/bus.go

@@ -0,0 +1,43 @@
+package events
+
+import (
+	"context"
+	"log"
+)
+
+type Bus struct {
+	subscribers map[chan *Event]struct{}
+}
+
+func NewBus() *Bus {
+	return &Bus{
+		subscribers: make(map[chan *Event]struct{}),
+	}
+}
+
+func (b *Bus) Subscribe(ctx context.Context) chan *Event {
+	ch := make(chan *Event, 100)
+	b.subscribers[ch] = struct{}{}
+	
+	go func() {
+		<-ctx.Done()
+		b.unsubscribe(ch)
+		close(ch)
+	}()
+	
+	return ch
+}
+
+func (b *Bus) Publish(event *Event) {
+	for ch := range b.subscribers {
+		select {
+		case ch <- event:
+		default:
+			log.Printf("Event channel full, dropping event: %s", event.ID)
+		}
+	}
+}
+
+func (b *Bus) unsubscribe(ch chan *Event) {
+	delete(b.subscribers, ch)
+}

internal/events/event.go

@@ -0,0 +1,67 @@
+package events
+
+import (
+	"encoding/json"
+	"time"
+
+	"deployment-manager/internal/model"
+)
+
+type EventType string
+
+const (
+	EventTypeRepoCreated   EventType = "repo_created"
+	EventTypeRepoUpdated   EventType = "repo_updated"
+	EventTypeRepoDeleted   EventType = "repo_deleted"
+	EventTypeDeployStarted EventType = "deploy_started"
+	EventTypeDeploySuccess EventType = "deploy_success"
+	EventTypeDeployError   EventType = "deploy_error"
+	EventTypeLog           EventType = "log"
+)
+
+type Event struct {
+	ID        string            `json:"id"`
+	Type      EventType         `json:"type"`
+	RepoID    int64             `json:"repo_id"`
+	Data      map[string]interface{} `json:"data"`
+	Timestamp time.Time         `json:"timestamp"`
+}
+
+func NewEvent(eventType EventType, repoID int64, data map[string]interface{}) *Event {
+	return &Event{
+		ID:        generateEventID(),
+		Type:      eventType,
+		RepoID:    repoID,
+		Data:      data,
+		Timestamp: time.Now(),
+	}
+}
+
+func NewRepoEvent(repo *model.Repo, eventType EventType) *Event {
+	return NewEvent(eventType, repo.ID, map[string]interface{}{
+		"repo": repo,
+	})
+}
+
+func NewLogEvent(repoID int64, message string) *Event {
+	return NewEvent(EventTypeLog, repoID, map[string]interface{}{
+		"message": message,
+	})
+}
+
+func (e *Event) ToJSON() ([]byte, error) {
+	return json.Marshal(e)
+}
+
+func generateEventID() string {
+	return time.Now().Format("20060102150405") + "-" + randomString(8)
+}
+
+func randomString(n int) string {
+	const letters = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
+	b := make([]byte, n)
+	for i := range b {
+		b[i] = letters[i%len(letters)]
+	}
+	return string(b)
+}