package oauth

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

	"gitea.local/admin/hspguard/internal/web"
	"github.com/go-chi/chi/v5"
)

type OAuthHandler struct{}

func NewOAuthHandler() *OAuthHandler {
	return &OAuthHandler{}
}

func (h *OAuthHandler) RegisterRoutes(r chi.Router) {
	r.Get("/oauth/authorize", h.authorizeEndpoint)
	r.Get("/oauth/token", h.tokenEndpoint)
}

func (h *OAuthHandler) tokenEndpoint(w http.ResponseWriter, r *http.Request) {
	log.Println("[OAUTH] New request to token endpoint")
	w.WriteHeader(http.StatusOK)
	w.Write([]byte("OK"))
}

func (h *OAuthHandler) authorizeEndpoint(w http.ResponseWriter, r *http.Request) {
	log.Println("[OAUTH] New request to authorize endpoint")
	w.WriteHeader(http.StatusOK)
	w.Write([]byte("OK"))
}

func (h *OAuthHandler) Metadata(w http.ResponseWriter, r *http.Request) {
	type Response struct {
		TokenEndpoint string `json:"token_endpoint"`
		AuthEndpoint  string `json:"authorization_endpoint"`
	}

	encoder := json.NewEncoder(w)

	if err := encoder.Encode(Response{
		TokenEndpoint: "http://192.168.178.21:3001/api/v1/oauth/token",
		AuthEndpoint:  "http://192.168.178.21:5173/authorize",
	}); err != nil {
		web.Error(w, "failed to encode response", http.StatusInternalServerError)
	}
}