package handlers

import (
	"encoding/json"
	"net/http"
	"time"
)

type HealthResponse struct {
	Status    string `json:"status"`
	Service   string `json:"service"`
	Version   string `json:"version"`
	Timestamp string `json:"timestamp"`
}

// Health returns a basic liveness handler for GET /api/v1/health.
func Health(version string) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {
		if r.Method != http.MethodGet {
			http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
			return
		}

		resp := HealthResponse{
			Status:    "ok",
			Service:   "forge-mesh-server",
			Version:   version,
			Timestamp: time.Now().UTC().Format(time.RFC3339),
		}

		w.Header().Set("Content-Type", "application/json")
		_ = json.NewEncoder(w).Encode(resp)
	}
}