/*
 Copyright 2021 The KubeSphere 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 connector

import (
	"bytes"
	"io"
	"strings"
)

type Tee struct {
	buffer   bytes.Buffer
	upstream io.WriteCloser
}

// NewTee constructor
func NewTee(wc io.WriteCloser) *Tee {
	return &Tee{upstream: wc}
}

func (t *Tee) Write(p []byte) (int, error) {
	t.buffer.Write(p)

	return t.upstream.Write(p)
}

func (t *Tee) String() string {
	return strings.TrimSpace(t.buffer.String())
}

// Close underlying io.Closer
func (t *Tee) Close() error {
	return t.upstream.Close()
}
