// Copyright 2016 CoreOS, Inc
//
// 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 keyserver

type PublishResult struct {
	errorOrNil chan error
	cancelPub  chan struct{}
}

func NewPublishResult() *PublishResult {
	return &PublishResult{
		errorOrNil: make(chan error, 1),
		cancelPub:  make(chan struct{}),
	}
}

func (pr *PublishResult) Success() {
	pr.errorOrNil <- nil
	close(pr.errorOrNil)
}

func (pr *PublishResult) Cancel() {
	close(pr.cancelPub)
}

func (pr *PublishResult) SetError(err error) {
	pr.errorOrNil <- err
	close(pr.errorOrNil)
}

func (pr *PublishResult) Result() <-chan error {
	return pr.errorOrNil
}

func (pr *PublishResult) WaitForCancel() <-chan struct{} {
	return pr.cancelPub
}
