first commit

widgets/clock.go

@@ -0,0 +1,57 @@
+package widgets
+
+import (
+	"ArinDash/util"
+	"context"
+	"strings"
+	"time"
+
+	"github.com/mum4k/termdash/align"
+	"github.com/mum4k/termdash/cell"
+	"github.com/mum4k/termdash/terminal/terminalapi"
+	"github.com/mum4k/termdash/widgetapi"
+	"github.com/mum4k/termdash/widgets/segmentdisplay"
+)
+
+type ClockOptions struct {
+}
+
+func Clock() ClockOptions {
+	widgetOptions["ClockOptions"] = createClock
+	return ClockOptions{}
+
+}
+
+func createClock(ctx context.Context, _ terminalapi.Terminal, _ interface{}) widgetapi.Widget {
+	widget := util.PanicOnErrorWithResult(segmentdisplay.New())
+
+	go util.Periodic(ctx, util.RedrawInterval, func() error {
+		ticker := time.NewTicker(1 * time.Second)
+		defer ticker.Stop()
+		for {
+			select {
+			case <-ticker.C:
+				now := time.Now()
+				nowStr := now.Format("15 04")
+				parts := strings.Split(nowStr, " ")
+
+				spacer := " "
+				if now.Second()%2 == 0 {
+					spacer = ":"
+				}
+				chunks := []*segmentdisplay.TextChunk{
+					segmentdisplay.NewChunk(parts[0], segmentdisplay.WriteCellOpts(cell.FgColor(cell.ColorWhite))),
+					segmentdisplay.NewChunk(spacer),
+					segmentdisplay.NewChunk(parts[1], segmentdisplay.WriteCellOpts(cell.FgColor(cell.ColorWhite))),
+				}
+				if err := widget.Write(chunks, segmentdisplay.AlignHorizontal(align.HorizontalCenter), segmentdisplay.AlignVertical(align.VerticalBottom)); err != nil {
+					panic(err)
+				}
+
+			case <-ctx.Done():
+				return nil
+			}
+		}
+	})
+	return widget
+}