use tusd.FileInfo in DataStore.NewUpload

.gitignore

@@ -1,2 +1,3 @@
 tusd/data
 cover.out
+data/

datastore.go

@@ -19,8 +19,8 @@ type DataStore interface {
 	// Create a new upload using the size as the file's length. The method must
 	// return an unique id which is used to identify the upload. If no backend
 	// (e.g. Riak) specifes the id you may want to use the uid package to
-	// generate one.
-	NewUpload(size int64, metaData MetaData) (id string, err error)
+	// generate one. The properties Size and MetaData will be filled.
+	NewUpload(info FileInfo) (id string, err error)
 	// Write the chunk read from src into the file specified by the id at the
 	// given offset. The handler will take care of validating the offset and
 	// limiting the size of the src to not overflow the file's size. It may

filestore/filestore.go

@@ -26,14 +26,9 @@ type FileStore struct {
 	Path string
 }
 
-func (store FileStore) NewUpload(size int64, metaData tusd.MetaData) (id string, err error) {
+func (store FileStore) NewUpload(info tusd.FileInfo) (id string, err error) {
 	id = uid.Uid()
-	info := tusd.FileInfo{
-		Id:       id,
-		Size:     size,
-		Offset:   0,
-		MetaData: metaData,
-	}
+	info.Id = id
 
 	// Create .bin file with no content
 	file, err := os.OpenFile(store.binPath(id), os.O_CREATE|os.O_WRONLY, defaultFilePerm)

filestore/filestore_test.go

@@ -4,6 +4,8 @@ import (
 	"io/ioutil"
 	"strings"
 	"testing"
+
+	"github.com/tus/tusd"
 )
 
 func TestFilestore(t *testing.T) {
@@ -15,8 +17,11 @@ func TestFilestore(t *testing.T) {
 	store := FileStore{tmp}
 
 	// Create new upload
-	id, err := store.NewUpload(42, map[string]string{
-		"hello": "world",
+	id, err := store.NewUpload(tusd.FileInfo{
+		Size: 42,
+		MetaData: map[string]string{
+			"hello": "world",
+		},
 	})
 	if err != nil {
 		t.Fatal(err)

handler.go

@@ -168,7 +168,12 @@ func (handler *Handler) postFile(w http.ResponseWriter, r *http.Request) {
 	// Parse metadata
 	meta := parseMeta(r.Header.Get("Metadata"))
 
-	id, err := handler.dataStore.NewUpload(size, meta)
+	info := FileInfo{
+		Size:     size,
+		MetaData: meta,
+	}
+
+	id, err := handler.dataStore.NewUpload(info)
 	if err != nil {
 		handler.sendError(w, err)
 		return

handler_test.go

@@ -6,7 +6,7 @@ import (
 
 type zeroStore struct{}
 
-func (store zeroStore) NewUpload(size int64, metaData MetaData) (string, error) {
+func (store zeroStore) NewUpload(info FileInfo) (string, error) {
 	return "", nil
 }
 func (store zeroStore) WriteChunk(id string, offset int64, src io.Reader) error {

post_test.go

@@ -11,11 +11,12 @@ type postStore struct {
 	zeroStore
 }
 
-func (s postStore) NewUpload(size int64, metaData MetaData) (string, error) {
-	if size != 300 {
-		s.t.Errorf("Expected size to be 300 (got %v)", size)
+func (s postStore) NewUpload(info FileInfo) (string, error) {
+	if info.Size != 300 {
+		s.t.Errorf("Expected size to be 300 (got %v)", info.Size)
 	}
 
+	metaData := info.MetaData
 	if len(metaData) != 2 {
 		s.t.Errorf("Expected two elements in metadata")
 	}