package publicweb

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

	"github.com/gorilla/mux"
	"github.com/rs/zerolog/log"
)

func (s *PublicWebServer) setupAPIRoutes(r *mux.Router) {
	api := r.PathPrefix("/api").Subrouter()
	api.HandleFunc("/contact", s.contactHandler).Methods("POST", "OPTIONS")
}

func (s *PublicWebServer) contactHandler(w http.ResponseWriter, r *http.Request) {
	// Handle CORS preflight
	if r.Method == "OPTIONS" {
		w.Header().Set("Access-Control-Allow-Origin", "*")
		w.Header().Set("Access-Control-Allow-Methods", "POST, OPTIONS")
		w.Header().Set("Access-Control-Allow-Headers", "Content-Type")
		w.WriteHeader(http.StatusOK)
		return
	}

	var data map[string]any
	if err := json.NewDecoder(r.Body).Decode(&data); err != nil {
		log.Error().Err(err).Msg("Failed to decode contact request")
		http.Error(w, "Invalid request body", http.StatusBadRequest)
		return
	}

	if len(data) == 0 {
		http.Error(w, "Request body cannot be empty", http.StatusBadRequest)
		return
	}

	// Structure data for email template
	emailData := map[string]any{
		"baseUrl": s.cfg.GetString("base_url"),
		"fields":  data,
	}

	// Send email using the mailer
	contactEmail := s.cfg.GetString("server.publicweb.contact_email")
	if contactEmail == "" {
		log.Error().Msg("Contact email not configured")
		http.Error(w, "Contact service not configured", http.StatusInternalServerError)
		return
	}

	if err := s.mailer.Send("contact.request", contactEmail, emailData); err != nil {
		log.Error().Err(err).Msg("Failed to send contact email")
		http.Error(w, "Failed to send message", http.StatusInternalServerError)
		return
	}

	w.Header().Set("Content-Type", "application/json")
	w.WriteHeader(http.StatusOK)
	json.NewEncoder(w).Encode(map[string]string{
		"status":  "success",
		"message": "Message sent successfully",
	})
}