package server

import (
	"net/http"

	"gitlab.com/mstarongitlab/linstrom/ap"
)

// Helper func for redirecting a request to another url if that request does not the proper content type headers
func redirectIfNotApRequest(w http.ResponseWriter, r *http.Request, redirectTarget string) bool {
	logger := ContextGetLogger(w, r)
	if logger == nil {
		return false
	}
	if ap.ContainsApContentHeader(r.Header.Get("Content-Type")) {
		return false
	}
	// redirect with code 307 temporary redirect so that the client sends the same request, but to the given redirect target url instead
	http.Redirect(w, r, redirectTarget, http.StatusTemporaryRedirect)
	logger.Info().
		Str("from-url", r.URL.RawPath).
		Str("to-url", redirectTarget).
		Msg("Redirecting non-ap request to ap endpoint to proper endpoint")
	return true
}

// Mount under /api/ap/note/{id}
// Handles requests for the AP version of a note with the given id
// And redirects non-ap requests to the web version
func noteApHandler(w http.ResponseWriter, r *http.Request) {
	store := ContextGetStorage(w, r)
	if store == nil {
		return
	}
	logger := ContextGetLogger(w, r)
	if logger == nil {
		return
	}
	// First things first, get the note id from the url
	noteId := r.PathValue("id")
	// If there is no id (empty string means no value was provided), error out
	if noteId == "" {
		logger.Info().Msg("Attempted to request a note without providing an ID")
		http.Error(w, "missing note id", http.StatusBadRequest)
		return
	}
	if redirectIfNotApRequest(w, r, "/notes/"+noteId) {
		return
	}

	note, err := store.FindNoteById(noteId)
}

// Mount under /api/ap/user/{id}
func userApHandler(w http.ResponseWriter, _ *http.Request) {

}