// Copyright (c) 2019 The Jaeger Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package logstore

import "context"

type contextKey string

// BearerTokenKey is the string literal used internally in the implementation of this context.
const BearerTokenKey = "bearer.token"
const bearerToken = contextKey(BearerTokenKey)

// StoragePropagationKey is a key for viper configuration to pass this option to storage plugins.
const StoragePropagationKey = "storage.propagate.token"

// ContextWithBearerToken set bearer token in context
func ContextWithBearerToken(ctx context.Context, token string) context.Context {
	if token == "" {
		return ctx
	}
	return context.WithValue(ctx, bearerToken, token)

}

// GetBearerToken from context, or empty string if there is no token
func GetBearerToken(ctx context.Context) (string, bool) {
	val, ok := ctx.Value(bearerToken).(string)
	return val, ok
}
