package server

import (
	"net/http"

	"DanceLessonsCoach/pkg/config"
	"DanceLessonsCoach/pkg/greet"

	"github.com/go-chi/chi/v5"
	"github.com/go-chi/chi/v5/middleware"
	"github.com/rs/zerolog/log"
)

type Server struct {
	router *chi.Mux
}

func NewServer(cfg *config.Config) *Server {
	s := &Server{
		router: chi.NewRouter(),
	}
	s.setupRoutes()
	return s
}

func (s *Server) setupRoutes() {
	// Use Zerolog middleware instead of Chi's default logger
	s.router.Use(middleware.RequestLogger(&middleware.DefaultLogFormatter{
		Logger:  &log.Logger,
		NoColor: false,
	}))
	
	// Health endpoint at root level
	s.router.Get("/api/health", s.handleHealth)
	
	// API routes
	s.router.Route("/api/v1", func(r chi.Router) {
		r.Use(s.apiMiddlewares()...)
		s.registerApiV1Routes(r)
	})
}

func (s *Server) registerApiV1Routes(r chi.Router) {
	greetService := greet.NewService()
	greetHandler := greet.NewApiV1GreetHandler(greetService)
	r.Route("/greet", func(r chi.Router) {
		greetHandler.RegisterRoutes(r)
	})
}

func (s *Server) apiMiddlewares() []func(http.Handler) http.Handler {
	return []func(http.Handler) http.Handler{
		middleware.StripSlashes,
		middleware.Recoverer,
	}
}

func (s *Server) handleHealth(w http.ResponseWriter, r *http.Request) {
	log.Info().Msg("Health check requested")
	w.Write([]byte(`{"status":"healthy"}`))
}

func (s *Server) Router() http.Handler {
	return s.router
}