package main

import (
	"fmt"
	"time"

	"github.com/restic/restic/internal/restic"
)

// newProgressMax returns a progress that counts blobs.
func newProgressMax(show bool, max uint64, description string) *restic.Progress {
	if !show {
		return nil
	}

	p := restic.NewProgress()

	p.OnUpdate = func(s restic.Stat, d time.Duration, ticker bool) {
		status := fmt.Sprintf("[%s] %s  %d / %d %s",
			formatDuration(d),
			formatPercent(s.Blobs, max),
			s.Blobs, max, description)

		if w := stdoutTerminalWidth(); w > 0 {
			status = shortenStatus(w, status)
		}

		PrintProgress("%s", status)
	}

	p.OnDone = func(s restic.Stat, d time.Duration, ticker bool) {
		fmt.Printf("\n")
	}

	return p
}