package handlers

import (
	"context"
	"encoding/json"
	"net/http"

	"git.georgsen.dk/hwlab/internal/research"
)

// ResearchHandler handles research-related API endpoints.
type ResearchHandler struct {
	agent *research.Agent
}

// NewResearchHandler creates a ResearchHandler backed by the given Agent.
func NewResearchHandler(agent *research.Agent) *ResearchHandler {
	return &ResearchHandler{agent: agent}
}

// TriggerResearch handles POST /api/research/trigger.
// It fires a RunOnce cycle in a background goroutine and responds 202 Accepted immediately.
func (h *ResearchHandler) TriggerResearch(w http.ResponseWriter, r *http.Request) {
	go func() {
		_, _ = h.agent.RunOnce(context.Background())
	}()
	w.Header().Set("Content-Type", "application/json")
	w.WriteHeader(http.StatusAccepted)
	json.NewEncoder(w).Encode(map[string]string{"status": "accepted"})
}