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Highlight relevant characters in filter results

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This commit is contained in:
Christian Rocha 2020-11-13 18:34:59 -05:00 committed by Christian Rocha
parent f9883e8f8d
commit 43a5ac1b64
1 changed files with 32 additions and 3 deletions
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33
ui/stashitem.go
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@ -3,8 +3,11 @@ package ui
import (
"fmt"
"strings"
"unicode"
"github.com/charmbracelet/charm/ui/common"
rw "github.com/mattn/go-runewidth"
"github.com/muesli/termenv"
)
const (
@ -65,7 +68,12 @@ func stashItemView(b *strings.Builder, m stashModel, index int, md *markdown) {
default:
gutter = dullFuchsiaFg(verticalLine)
icon = dullFuchsiaFg(icon)
if singleFilteredItem {
s := termenv.Style{}.Foreground(common.Fuschia.Color())
title = styleFilteredText(title, m.filterInput.Value(), s, s.Underline())
} else {
title = fuchsiaFg(title)
}
date = dullFuchsiaFg(date)
}
} else {
@ -73,11 +81,13 @@ func stashItemView(b *strings.Builder, m stashModel, index int, md *markdown) {
if md.markdownType == newsMarkdown {
gutter = " "
if m.state == stashStateFilterNotes && m.filterInput.Value() == "" {
title = dimIndigoFg(title)
date = dimSubtleIndigoFg(date)
} else {
title = indigoFg(title)
s := termenv.Style{}.Foreground(common.Indigo.Color())
title = styleFilteredText(title, m.filterInput.Value(), s, s.Underline())
date = subtleIndigoFg(date)
}
} else if m.state == stashStateFilterNotes && m.filterInput.Value() == "" {
@ -91,11 +101,13 @@ func stashItemView(b *strings.Builder, m stashModel, index int, md *markdown) {
date = dimWarmGrayFg(date)
} else {
icon = greenFg(icon)
if title == noMemoTitle {
title = warmGrayFg(title)
} else {
title = normalFg(title)
s := termenv.Style{}.Foreground(common.NewColorPair("#dddddd", "#1a1a1a").Color())
title = styleFilteredText(title, m.filterInput.Value(), s, s.Underline())
}
gutter = " "
date = warmGrayFg(date)
@ -106,3 +118,20 @@ func stashItemView(b *strings.Builder, m stashModel, index int, md *markdown) {
fmt.Fprintf(b, "%s %s%s\n", gutter, icon, title)
fmt.Fprintf(b, "%s %s", gutter, date)
}
func styleFilteredText(haystack, needles string, defaultStyle, matchedStyle termenv.Style) string {
b := strings.Builder{}
n := []rune(needles)
j := 0
for _, h := range []rune(haystack) {
if j < len(n) && unicode.ToLower(h) == unicode.ToLower(n[j]) {
b.WriteString(matchedStyle.Styled(string(h)))
j++
continue
}
b.WriteString(defaultStyle.Styled(string(h)))
}
return b.String()
}