feat: deals - show data transfer %

node/impl/client/client.go

@@ -755,7 +755,13 @@ func (a *API) ClientDealPieceCID(ctx context.Context, root cid.Cid) (api.DataCID
 	w := &writer.Writer{}
 	bw := bufio.NewWriterSize(w, int(writer.CommPBuf))
 
-	err := car.WriteCar(ctx, dag, []cid.Cid{root}, w)
+	// Calculate the raw block size so we can figure out the transfer percentage
+	// (the raw block size is the denominator)
+	var rawBlockSize uint64
+	err := car.WriteCarWithWalker(ctx, dag, []cid.Cid{root}, w, func(nd ipld.Node) ([]*ipld.Link, error) {
+		rawBlockSize += uint64(len(nd.RawData()))
+		return nd.Links(), nil
+	})
 	if err != nil {
 		return api.DataCIDSize{}, err
 	}
@@ -765,7 +771,12 @@ func (a *API) ClientDealPieceCID(ctx context.Context, root cid.Cid) (api.DataCID
 	}
 
 	dataCIDSize, err := w.Sum()
-	return api.DataCIDSize(dataCIDSize), err
+	return api.DataCIDSize{
+		RawBlockSize: rawBlockSize,
+		PayloadSize:  dataCIDSize.PayloadSize,
+		PieceSize:    dataCIDSize.PieceSize,
+		PieceCID:     dataCIDSize.PieceCID,
+	}, err
 }
 
 func (a *API) ClientGenCar(ctx context.Context, ref api.FileRef, outputPath string) error {