91 lines
2.6 KiB
Go
91 lines
2.6 KiB
Go
package mujica
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import (
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"fmt"
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"strings"
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"github.com/egoist/mygo/ui"
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"mujicaui/internal"
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"mujicaui/theme"
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)
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// ReceiptState tracks delivery; its zero value means sent.
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type ReceiptState int
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const (
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ReceiptSent ReceiptState = iota
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ReceiptDelivered
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ReceiptRead
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)
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// ReadReceiptOptions configure a ReadReceipt.
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type ReadReceiptOptions struct {
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// Readers supplies avatars for the read state.
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Readers []AvatarItem
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// Max avatars show before "+N"; zero means 3.
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Max int
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}
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// ReadReceipt displays delivery marks, text and reader avatars.
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func ReadReceipt(c *ui.Context, state ReceiptState, opts ReadReceiptOptions) *ui.Element {
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if state < ReceiptSent || state > ReceiptRead || opts.Max < 0 {
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panic(fmt.Sprintf("mujica: bad ReadReceipt state %d or Max %d", state, opts.Max))
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}
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limit := opts.Max
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if limit == 0 {
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limit = 3
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}
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k := Tokens(c)
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u := Density(c).Unit()
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word := msg(c, []string{"read_receipt.sent", "read_receipt.delivered", "read_receipt.read"}[state])
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label := word
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if state == ReceiptRead && len(opts.Readers) > 0 {
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names := make([]string, len(opts.Readers))
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for i, r := range opts.Readers {
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names[i] = r.Name
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}
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label = fmt.Sprintf(msg(c, "read_receipt.readBy"), strings.Join(names, ", "))
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}
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ink := k.TextMuted
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if state == ReceiptRead {
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ink = k.AccentText
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}
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row := ui.Row(c).Gap(u * 1.5).AlignItems(ui.Center).Shrink(0).Role(ui.RoleStatus).Label(label).Tooltip(label)
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row.Children(func() {
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ui.Box(c).Size(18, 12).Shrink(0).Draw(func(p *ui.Painter, r ui.Rect) { receiptChecks(p, r, state != ReceiptSent, ink) })
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ui.Text(c, word).FontSize(FontSize(c, theme.CaptionSize)).TextColor(ink).SingleLine()
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if state != ReceiptRead || len(opts.Readers) == 0 {
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return
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}
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ui.Row(c).Children(func() {
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for i, r := range opts.Readers[:min(limit, len(opts.Readers))] {
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cell := ui.Box(c).Key(i).Padding(1).Radius(9).Background(k.Background)
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if i > 0 {
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cell.Margin(0, 0, 0, -5)
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}
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cell.Children(func() { Avatar(c, r.Name, AvatarOptions{Image: r.Image, Size: 16}) })
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}
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})
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if rest := len(opts.Readers) - limit; rest > 0 {
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ui.Textf(c, "+%d", rest).FontSize(FontSize(c, theme.CaptionSize)).TextColor(k.TextMuted)
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}
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})
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return row
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}
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// receiptChecks draws one check, or two overlapping checks.
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func receiptChecks(p *ui.Painter, r ui.Rect, double bool, col ui.Color) {
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check := func(x float32) {
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var path ui.Path
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path.MoveTo(internal.Snap(p, x), internal.Snap(p, r.Y+r.H*0.55))
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path.LineTo(internal.Snap(p, x+r.H*0.35), internal.Snap(p, r.Y+r.H*0.9))
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path.LineTo(internal.Snap(p, x+r.H*0.95), internal.Snap(p, r.Y+r.H*0.15))
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p.StrokePath(&path, 1.6, col)
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}
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check(r.X)
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if double {
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check(r.X + r.H*0.5)
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}
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}
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