bsncubed
8af44dfcd2
A fast, read-only ~/.ssh/config picker that exec's the system ssh client. Includes: static high-contrast picker with recency/frequency/name sort and tag grouping, `dial keygen` (native ed25519/RSA + optional config entry), and an optional offline YubiKey launch gate with one-time recovery codes. Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
106 lines
4.0 KiB
Go
106 lines
4.0 KiB
Go
// Package theme centralises dial's visual styling. The brief makes low-light
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// legibility a hard requirement: generous spacing, high contrast, and no dense
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// dim text. These styles encode that — the "muted" tones are still clearly
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// readable, not the near-invisible grey common in dense pickers.
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package theme
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import (
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"hash/fnv"
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"github.com/charmbracelet/lipgloss"
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)
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// Theme holds the styles used across the picker.
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type Theme struct {
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Title lipgloss.Style
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Meta lipgloss.Style // header meta / hints
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Number lipgloss.Style // list index
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NumberSel lipgloss.Style
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Alias lipgloss.Style // host alias, resting
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AliasSel lipgloss.Style // host alias, highlighted
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Detail lipgloss.Style // secondary line (hostname/user)
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DetailSel lipgloss.Style
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Tag lipgloss.Style
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Star lipgloss.Style
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Cursor lipgloss.Style // the selection bar/marker
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Preview lipgloss.Style // preview box border
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PreviewK lipgloss.Style // preview key column
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PreviewV lipgloss.Style // preview value column
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FilterBar lipgloss.Style
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Help lipgloss.Style
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Warn lipgloss.Style
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// tagPalette is a set of distinct high-contrast hues used to colour tag
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// pills and tag section headers, assigned deterministically per tag name.
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tagPalette []lipgloss.AdaptiveColor
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base lipgloss.Style
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}
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// TagStyle returns the pill style for a tag, colour chosen deterministically by
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// the tag name so the same tag is always the same colour. An empty tag name
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// (used for the Favourites/untagged sections) gets a neutral style.
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func (t Theme) TagStyle(tag string) lipgloss.Style {
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if tag == "" {
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return t.Meta
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}
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h := fnv.New32a()
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_, _ = h.Write([]byte(tag))
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c := t.tagPalette[int(h.Sum32())%len(t.tagPalette)]
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return t.base.Foreground(c)
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}
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// adaptive picks a colour for dark vs light backgrounds.
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func adaptive(dark, light string) lipgloss.AdaptiveColor {
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return lipgloss.AdaptiveColor{Dark: dark, Light: light}
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}
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// New returns the theme for the given name ("dark" or "light"). Both are built
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// from the same high-contrast palette; lipgloss adapts per background so a
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// single definition stays readable either way.
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func New(name string) Theme {
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// High-contrast, deliberately bright accents for low-light legibility.
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accent := adaptive("#7DD3FC", "#0369A1") // sky — highlighted alias
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accent2 := adaptive("#FDE047", "#A16207") // amber — numbers/stars
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fg := adaptive("#F1F5F9", "#0F172A") // primary text (near-white / near-black)
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muted := adaptive("#CBD5E1", "#334155") // secondary text — still clearly readable
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faint := adaptive("#94A3B8", "#475569") // hints; the dimmest we allow
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tag := adaptive("#86EFAC", "#15803D") // green tags
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warn := adaptive("#FCA5A5", "#B91C1C")
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base := lipgloss.NewStyle()
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// Distinct, high-contrast hues for tag pills (dark / light variants).
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tagPalette := []lipgloss.AdaptiveColor{
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adaptive("#7DD3FC", "#0369A1"), // sky
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adaptive("#86EFAC", "#15803D"), // green
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adaptive("#FDBA74", "#C2410C"), // orange
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adaptive("#F9A8D4", "#BE185D"), // pink
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adaptive("#C4B5FD", "#6D28D9"), // violet
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adaptive("#5EEAD4", "#0F766E"), // teal
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adaptive("#FDE047", "#A16207"), // amber
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adaptive("#FCA5A5", "#B91C1C"), // red
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}
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return Theme{
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base: base,
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tagPalette: tagPalette,
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Title: base.Bold(true).Foreground(fg),
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Meta: base.Foreground(faint),
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Number: base.Foreground(faint),
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NumberSel: base.Bold(true).Foreground(accent2),
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Alias: base.Foreground(fg),
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AliasSel: base.Bold(true).Foreground(accent),
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Detail: base.Foreground(muted),
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DetailSel: base.Foreground(muted),
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Tag: base.Foreground(tag),
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Star: base.Foreground(accent2),
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Cursor: base.Bold(true).Foreground(accent),
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Preview: base.BorderStyle(lipgloss.RoundedBorder()).BorderForeground(faint).Padding(0, 2),
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PreviewK: base.Foreground(faint),
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PreviewV: base.Foreground(fg),
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FilterBar: base.Bold(true).Foreground(accent2),
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Help: base.Foreground(faint),
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Warn: base.Bold(true).Foreground(warn),
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}
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}
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