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Add custom theming

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This commit is contained in:
Pablu
2026-07-28 20:09:40 +02:00
parent a0098a3946
commit ef32aa473e
14 changed files with 687 additions and 147 deletions
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72
markdown.go
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@@ -5,6 +5,7 @@ import (
"sync"
"github.com/charmbracelet/glamour"
glamouransi "github.com/charmbracelet/glamour/ansi"
"github.com/charmbracelet/glamour/styles"
"github.com/charmbracelet/lipgloss"
)
@@ -79,12 +80,7 @@ func commentMarkdownRenderer(width int) (*glamour.TermRenderer, error) {
if cached, ok := commentMarkdownRenderers.Load(width); ok {
return cached.(*glamour.TermRenderer), nil
}
style := styles.DarkStyleConfig
if markdownStyleName == "light" {
style = styles.LightStyleConfig
} else if markdownStyleName == "notty" {
style = styles.NoTTYStyleConfig
}
style := markdownStyleForTheme()
zero := uint(0)
style.Document.Margin = &zero
style.Code.Prefix = ""
@@ -103,6 +99,70 @@ func commentMarkdownRenderer(width int) (*glamour.TermRenderer, error) {
return actual.(*glamour.TermRenderer), nil
}
func markdownStyleForTheme() glamouransi.StyleConfig {
if markdownStyleName == "notty" {
return styles.NoTTYStyleConfig
}
style := styles.DarkStyleConfig
if themeIsLight {
style = styles.LightStyleConfig
}
palette := editorMarkdownTheme
color := func(value string) *string { return &value }
truth := func(value bool) *bool { return &value }
style.Document.Color = color(palette.Text)
// Leave Text unset so inline text inherits the surrounding heading, link,
// quote, or paragraph color instead of flattening every Markdown token to
// the document foreground.
style.Text.Color = nil
style.Paragraph.Color = color(palette.Text)
style.Heading.Color = color(palette.Title)
style.H1.Color = color(palette.ActiveForeground)
style.H1.BackgroundColor = color(palette.ActiveBackground)
style.H2.Color = color(palette.Title)
style.H3.Color = color(palette.Title)
style.H4.Color = color(palette.Title)
style.H5.Color = color(palette.Title)
style.H6.Color = color(palette.Title)
style.HorizontalRule.Color = color(palette.Dim)
style.Item.Color = color(palette.Title)
style.Enumeration.Color = color(palette.Title)
style.Task.Color = color(palette.Text)
style.BlockQuote.Color = color(palette.Quote)
style.Strong.Color = color(palette.Text)
style.Strong.Bold = truth(true)
style.Emph.Color = color(palette.Text)
style.Link.Color = color(themeAuthorColor(palette, 0))
style.LinkText.Color = color(themeAuthorColor(palette, 1))
style.Image.Color = color(themeAuthorColor(palette, 0))
style.ImageText.Color = color(palette.Dim)
style.Code.Color = color(palette.Success)
style.Code.BackgroundColor = color(palette.EditorBackground)
style.CodeBlock.Color = color(palette.EditorForeground)
style.CodeBlock.BackgroundColor = color(palette.EditorBackground)
style.CodeBlock.Theme = palette.SyntaxTheme
style.CodeBlock.Chroma = nil
style.Table.Color = color(palette.Text)
style.Table.CenterSeparator = stringPointer("─")
style.Table.ColumnSeparator = stringPointer("│")
style.Table.RowSeparator = stringPointer("─")
style.DefinitionTerm.Color = color(palette.Title)
style.DefinitionDescription.Color = color(palette.Text)
return style
}
func themeAuthorColor(palette themePalette, index int) string {
if len(palette.AuthorPalette) == 0 {
return palette.Text
}
return palette.AuthorPalette[index%len(palette.AuthorPalette)]
}
func stringPointer(value string) *string {
return &value
}
func stripQuoteMarker(line string) (string, bool) {
trimmed := strings.TrimLeft(line, " \t")
if !strings.HasPrefix(trimmed, ">") {