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path: root/internal/api/events.go
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package api

import (
	"net/http"
	"strconv"

	"github.com/thepeterstone/claudomator/internal/event"
)

// handleListTaskEvents returns a task's observability event stream in seq order.
// Pass ?since_seq=N to fetch only events newer than seq N (incremental polling).
func (s *Server) handleListTaskEvents(w http.ResponseWriter, r *http.Request) {
	id := r.PathValue("id")
	if _, err := s.store.GetTask(id); err != nil {
		writeJSON(w, http.StatusNotFound, map[string]string{"error": "task not found"})
		return
	}

	var sinceSeq int64
	if v := r.URL.Query().Get("since_seq"); v != "" {
		n, err := strconv.ParseInt(v, 10, 64)
		if err != nil || n < 0 {
			writeJSON(w, http.StatusBadRequest, map[string]string{"error": "invalid since_seq"})
			return
		}
		sinceSeq = n
	}

	events, err := s.store.ListEvents(id, sinceSeq)
	if err != nil {
		writeJSON(w, http.StatusInternalServerError, map[string]string{"error": err.Error()})
		return
	}
	if events == nil {
		events = []*event.Event{}
	}
	writeJSON(w, http.StatusOK, events)
}