schedule daily standup advisories

cmd/orchestra/main.go

@@ -172,6 +172,31 @@ func main() {
 		}
 		json.NewEncoder(w).Encode(operations.BuildBrief(s.Events(0), from, to, operations.GitState(dir)))
 	})
+	standup := func() (domain.Event, error) {
+		items, _ := json.Marshal(map[string]any{"items": operations.StandupItems(s.Tasks()), "generated_at": time.Now().UTC()})
+		e := domain.Event{ID: id(), Type: "StandupAdvisory", TaskID: "system", Version: 0, Payload: items}
+		return e, s.Append(e)
+	}
+	mux.HandleFunc("/v1/standup", func(w http.ResponseWriter, r *http.Request) {
+		if r.Method == http.MethodGet {
+			json.NewEncoder(w).Encode(operations.StandupItems(s.Tasks()))
+			return
+		}
+		if r.Method != http.MethodPost {
+			http.Error(w, "method not allowed", 405)
+			return
+		}
+		if err := authz.AuthorizeEvent(surface(r), "StandupAdvisory"); err != nil {
+			http.Error(w, err.Error(), http.StatusForbidden)
+			return
+		}
+		e, err := standup()
+		if err != nil {
+			http.Error(w, err.Error(), 400)
+			return
+		}
+		json.NewEncoder(w).Encode(e)
+	})
 	mux.HandleFunc("/metrics", func(w http.ResponseWriter, r *http.Request) {
 		tasks := s.Tasks()
 		counts := map[domain.TaskState]int{}
@@ -428,6 +453,22 @@ func main() {
 			}
 		}()
 	}
+	go func() {
+		lastDay := ""
+		t := time.NewTicker(time.Minute)
+		defer t.Stop()
+		for now := range t.C {
+			utc := now.UTC()
+			day := utc.Format("2006-01-02")
+			if utc.Hour() == 3 && day != lastDay {
+				if _, err := standup(); err != nil {
+					log.Printf("standup advisory: %v", err)
+				} else {
+					lastDay = day
+				}
+			}
+		}
+	}()
 	port := os.Getenv("ORCHESTRA_PORT")
 	if port == "" {
 		port = "9145"