package httpserver

import (
	"context"
	"net/http"

	"github.com/tim/cairnquire/apps/server/internal/auth"
)

type authContextKey struct{}

func withPrincipal(ctx context.Context, principal auth.Principal) context.Context {
	return context.WithValue(ctx, authContextKey{}, principal)
}

func principalFromContext(ctx context.Context) (auth.Principal, bool) {
	principal, ok := ctx.Value(authContextKey{}).(auth.Principal)
	return principal, ok
}

func requirePrincipal(r *http.Request) (auth.Principal, bool) {
	return principalFromContext(r.Context())
}