tui: use ctx chroma highlighter

pkg/tui/tui.go

@@ -13,7 +13,6 @@ import (
 	"git.mlow.ca/mlow/lmcli/pkg/lmcli"
 	models "git.mlow.ca/mlow/lmcli/pkg/lmcli/model"
 	"git.mlow.ca/mlow/lmcli/pkg/lmcli/tools"
-	"git.mlow.ca/mlow/lmcli/pkg/util/tty"
 	"github.com/charmbracelet/bubbles/textarea"
 	"github.com/charmbracelet/bubbles/viewport"
 	tea "github.com/charmbracelet/bubbletea"
@@ -24,8 +23,6 @@ type model struct {
 	ctx           *lmcli.Context
 	convShortname string
 
-	highlighter *tty.ChromaHighlighter
-
 	// application state
 	conversation *models.Conversation
 	messages     []models.Message
@@ -155,12 +152,6 @@ func initialModel(ctx *lmcli.Context, convShortname string) model {
 		confirmPrompt: false,
 	}
 
-	m.highlighter = tty.NewChromaHighlighter(
-		"markdown", // we're highlighting markdown
-		*ctx.Config.Chroma.Formatter,
-		*ctx.Config.Chroma.Style,
-	)
-
 	m.content = viewport.New(0, 0)
 
 	m.input = textarea.New()
@@ -295,7 +286,7 @@ func (m *model) updateContent() {
 
 		sb.WriteString(fmt.Sprintf("%s:\n\n", style.Render(string(message.Role))))
 
-		highlighted, _ := m.highlighter.HighlightS(message.Content)
+		highlighted, _ := m.ctx.Chroma.HighlightS(message.Content)
 		sb.WriteString(contentStyle.Width(m.content.Width - 5).Render(highlighted))
 		if i < msgCnt-1 {
 			sb.WriteString("\n\n")