Split into category packages; module github.com/ZacharyZhang-NY/MujicaUI

chat/source_card.go

@@ -0,0 +1,40 @@
+package chat
+
+import (
+	"fmt"
+	"log/slog"
+
+	"github.com/egoist/mygo/ui"
+
+	"github.com/ZacharyZhang-NY/MujicaUI/core"
+	"github.com/ZacharyZhang-NY/MujicaUI/internal"
+	"github.com/ZacharyZhang-NY/MujicaUI/theme"
+)
+
+// SourceCard displays source metadata; Clicked requests opening.
+// Selection and an edge mark identify active or hovered sources.
+func SourceCard(c *ui.Context, n int, src Source, st *CitationState) *ui.Element {
+	if n < 1 || st == nil || src.Title == "" || src.URL == "" {
+		panic("mujica: SourceCard needs n >= 1, a state and a Source with Title and URL")
+	}
+	k := core.Tokens(c)
+	u := core.Density(c).Unit()
+	b := ui.ButtonBase(c).Padding(u*2, u*3).AlignItems(ui.Start).Justify(ui.Start).Radius(theme.CardRadius).
+		Label(fmt.Sprintf(core.Msg(c, "source_card.open"), src.Title)).Tooltip(src.URL).Transition(core.ColorFade)
+	internal.Ring(b, k.Focus, theme.CardRadius)
+	st.track(c, b, n)
+	frame := c.Now()
+	b.Draw(func(_ *ui.Painter, _ ui.Rect) { st.expire(c, frame) })
+	switch {
+	case st.lit(n):
+		b.Background(k.Selection).Border(theme.BorderWidth, k.Border).BorderWidth(theme.BorderWidth, theme.BorderWidth, theme.BorderWidth, 3).
+			BorderColor(k.AccentText)
+	default:
+		b.Background(k.Surface).Border(theme.BorderWidth, k.Border)
+	}
+	b.Children(func() { sourceSummary(c, n, src) })
+	if b.Clicked() && !b.IsDisabled() {
+		slog.Debug("mujica: source_card open", "n", n)
+	}
+	return b
+}