132 lines
2.5 KiB
Go
132 lines
2.5 KiB
Go
package util
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import (
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"fmt"
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"image"
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"math"
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"strconv"
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"strings"
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"fyne.io/fyne/v2"
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"fyne.io/fyne/v2/layout"
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"fyne.io/fyne/v2/widget"
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"golang.org/x/net/html"
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)
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func SecondsToTimeString(s float64) string {
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if s < 0 {
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s = 0
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}
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sec := int(math.Round(s))
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min := sec / 60
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sec -= min * 60
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return fmt.Sprintf("%d:%02d", min, sec)
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}
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func BytesToSizeString(bytes int64) string {
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var num float64
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var suffix string
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switch b := float64(bytes); {
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case b > 1000000000:
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suffix = "GB"
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num = b / 1000000000
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case b > 1000000:
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suffix = "MB"
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num = b / 1000000
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case b > 1000:
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suffix = "KB"
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num = b / 1000
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default:
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suffix = "B"
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num = b
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}
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return fmt.Sprintf(fmtStringForThreeSigFigs(num)+" %s", num, suffix)
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}
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func fmtStringForThreeSigFigs(num float64) string {
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switch {
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case num >= 100:
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return "%0.0f"
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case num >= 10:
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return "%0.1f"
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default:
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return "%0.2f"
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}
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}
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func ImageAspect(im image.Image) float32 {
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b := im.Bounds()
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return float32(b.Max.X-b.Min.X) / float32(b.Max.Y-b.Min.Y)
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}
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func RichTextSegsFromHTMLString(s string) []widget.RichTextSegment {
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tokr := html.NewTokenizer(strings.NewReader(s))
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var segs []widget.RichTextSegment
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var isLink bool
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var done bool
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for !done {
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tt := tokr.Next()
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switch {
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case tt == html.ErrorToken:
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done = true
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case tt == html.StartTagToken:
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t := tokr.Token()
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isLink = t.Data == "a"
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case tt == html.EndTagToken:
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isLink = false
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case tt == html.TextToken:
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t := tokr.Token()
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// for now, skip displaying Navidrome's "Read more on Last.FM" link
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if !isLink {
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segs = append(segs, &widget.TextSegment{Text: t.Data})
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}
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}
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}
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return segs
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}
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func NewRatingSubmenu(onSetRating func(int)) *fyne.MenuItem {
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newRatingMenuItem := func(rating int) *fyne.MenuItem {
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label := "(none)"
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if rating > 0 {
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label = strconv.Itoa(rating)
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}
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return fyne.NewMenuItem(label, func() {
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onSetRating(rating)
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})
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}
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ratingMenu := fyne.NewMenuItem("Set rating", nil)
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ratingMenu.ChildMenu = fyne.NewMenu("", []*fyne.MenuItem{
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newRatingMenuItem(0),
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newRatingMenuItem(1),
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newRatingMenuItem(2),
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newRatingMenuItem(3),
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newRatingMenuItem(4),
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newRatingMenuItem(5),
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}...)
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return ratingMenu
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}
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type HSpace struct {
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widget.BaseWidget
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Width float32
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}
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func NewHSpace(w float32) *HSpace {
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h := &HSpace{Width: w}
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h.ExtendBaseWidget(h)
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return h
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}
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func (h *HSpace) MinSize() fyne.Size {
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return fyne.NewSize(h.Width, 0)
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}
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func (h *HSpace) CreateRenderer() fyne.WidgetRenderer {
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return widget.NewSimpleRenderer(layout.NewSpacer())
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}
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