cli to upload part

cmd/photos-api-cli/upload.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"crypto/sha1"
+	"crypto/sha256"
 	"encoding/hex"
 	"errors"
 	"fmt"
@@ -31,6 +32,13 @@ type UploadCreate struct {
 	UploadId string `json:"upload_id"`
 }
 
+type UploadPartResult struct {
+	UploadId   string `json:"upload_id"`
+	Part       uint   `json:"part"`
+	Size       uint   `json:"size"`
+	PartSha256 string `json:"sha256"`
+}
+
 type UploadFileRequest struct {
 	Name     string
 	Checksum string
@@ -183,19 +191,70 @@ func (c *UploadCommand) FileUpload(sum string) error {
 
 func (c *UploadCommand) Execute(args []string) error {
 	cli := c.Cli()
-	resp, err := cli.R().SetError(&UploadError{}).SetResult(&UploadCreate{}).Post("/upload/create")
+	resp, err := cli.R().SetError(&UploadError{}).SetResult(&UploadCreate{}).Post("/upload")
 	if err != nil {
 		return err
 	}
 
 	if err, ok := resp.Error().(*UploadError); ok {
-		logger.Println(string(resp.Body()))
-		logger.Println(resp.Error(), resp.StatusCode(), resp.Header())
 		return errors.New(err.Error)
 	}
 
-	result := resp.Result().(*UploadCreate)
-	fmt.Printf("Upload create: %s", result.UploadId)
+	uploadId := resp.Result().(*UploadCreate).UploadId
+
+	f, err := os.Open(c.File)
+	if err != nil {
+		return err
+	}
+	defer f.Close()
+	st, err := f.Stat()
+	if err != nil {
+		return err
+	}
+	progress := progressbar.DefaultBytes(st.Size(), fmt.Sprintf("Uploading %s", filepath.Base(c.File)))
+	defer progress.Close()
+	tee := io.TeeReader(f, progress)
+
+	b := make([]byte, photosapi.MaxUploadPartSize)
+	part := 0
+	for {
+		n, err := tee.Read(b)
+		if err != nil {
+			if err == io.EOF {
+				break
+			} else {
+				return err
+			}
+		}
+
+		part++
+		partsha256 := sha256.New()
+		partsha256.Write(b[:n])
+
+		resp, err := cli.
+			R().
+			SetError(&UploadError{}).
+			SetResult(&UploadPartResult{}).
+			SetQueryParam("part", fmt.Sprint(part)).
+			SetQueryParam("sha256", hex.EncodeToString(partsha256.Sum(nil))).
+			SetBody(b[:n]).
+			SetPathParam("id", uploadId).
+			Put("/upload/{id}")
+
+		if err != nil {
+			return err
+		}
+
+		if err, ok := resp.Error().(*UploadError); ok {
+			return errors.New(err.Error)
+		}
+	}
+
+	fmt.Printf(
+		"Upload: %s\nParts: %d\n",
+		uploadId,
+		part,
+	)
 
 	return nil
 }