mirror of
https://github.com/minio/mc.git
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62 lines
1.8 KiB
Go
62 lines
1.8 KiB
Go
/*
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* Minio Client (C) 2014-2016 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package cmd
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import (
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"fmt"
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"strings"
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"github.com/cheggaaa/pb"
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"github.com/dustin/go-humanize"
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"github.com/minio/mc/pkg/console"
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"github.com/minio/minio/pkg/probe"
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)
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// fixateScanBar truncates or stretches text to fit within the terminal size.
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func fixateScanBar(text string, width int) string {
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if len([]rune(text)) > width {
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// Trim text to fit within the screen
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trimSize := len([]rune(text)) - width + 3 //"..."
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if trimSize < len([]rune(text)) {
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text = "..." + text[trimSize:]
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}
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} else {
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text += strings.Repeat(" ", width-len([]rune(text)))
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}
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return text
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}
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// Progress bar function report objects being scaned.
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type scanBarFunc func(string)
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// scanBarFactory returns a progress bar function to report URL scanning.
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func scanBarFactory() scanBarFunc {
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fileCount := 0
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termWidth, e := pb.GetTerminalWidth()
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fatalIf(probe.NewError(e), "Unable to get terminal size. Please use --quiet option.")
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// Cursor animate channel.
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cursorCh := cursorAnimate()
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return func(source string) {
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scanPrefix := fmt.Sprintf("[%s] %s ", humanize.Comma(int64(fileCount)), string(<-cursorCh))
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source = fixateScanBar(source, termWidth-len([]rune(scanPrefix)))
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barText := scanPrefix + source
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console.PrintC("\r" + barText + "\r")
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fileCount++
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}
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}
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