msgpack and streaming

client/progress.go

@@ -0,0 +1,35 @@
+package main
+
+import (
+	"io"
+
+	"github.com/coalaura/progress"
+)
+
+type ProgressReader struct {
+	io.Reader
+	bar *progress.Bar
+}
+
+func NewProgressReader(label string, total int64, reader io.Reader) *ProgressReader {
+	bar := progress.NewProgressBarWithTheme(label, total, progress.ThemeDots)
+
+	bar.Start()
+
+	return &ProgressReader{
+		Reader: reader,
+		bar:    bar,
+	}
+}
+
+func (pr *ProgressReader) Read(p []byte) (int, error) {
+	n, err := pr.Reader.Read(p)
+
+	pr.bar.IncrementBy(int64(n))
+
+	return n, err
+}
+
+func (pr *ProgressReader) Close() {
+	pr.bar.Stop()
+}