/*

* Copyright 2018- The Pixie 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.

*

* SPDX-License-Identifier: Apache-2.0

*/

package components

import (

"strings"

"github.com/fatih/color"

)

var (

statusOK = "\u2714"

statusErr = "\u2715"

)

func computePadding(s string, pad int) (int, int) {

var padS, padE int

pad -= len([]rune(s))

if pad < 0 {

pad = 0

}

padS = int(pad / 2)

padE = padS

if pad%2 != 0 {

padE = padS + 1

}

return padS, padE

}

// StatusOK prints out the default OK symbol, center padded to the size specified.

func StatusOK(pad int) string {

padS, padE := computePadding(statusOK, pad)

return strings.Repeat(" ", padS) + color.GreenString(statusOK) + strings.Repeat(" ", padE)

}

// StatusErr prints out the default Err symbol, center padded to the size specified.

func StatusErr(pad int) string {

padS, padE := computePadding(statusErr, pad)

return strings.Repeat(" ", padS) + color.RedString(statusErr) + strings.Repeat(" ", padE)

}