GODT-1351: Cache and update of space bytes in user object.

internal/frontend/qml/AccountDelegate.qml

@@ -42,7 +42,7 @@ Item {
 
     function spaceWithUnits(bytes){
         if (bytes*1 !== bytes ) return "0 kB"
-        var units = ['B',"kB", "MB", "TB"];
+        var units = ['B',"kB", "MB", "GB", "TB"];
         var i = parseInt(Math.floor(Math.log(bytes)/Math.log(1024)));
 
         return Math.round(bytes*10 / Math.pow(1024, i))/10 + " " + units[i]

internal/frontend/qt/qml_users.go

@@ -287,8 +287,8 @@ func (qu *QMLUser) update(user types.User) {
 	qu.SetLoggedIn(user.IsConnected())
 	qu.SetSplitMode(!user.IsCombinedAddressMode())
 	qu.SetSetupGuideSeen(false)
-	qu.SetUsedBytes(1.0)      // TODO
-	qu.SetTotalBytes(10000.0) // TODO
+	qu.SetUsedBytes(float32(user.UsedBytes()))
+	qu.SetTotalBytes(float32(user.TotalBytes()))
 	qu.SetPassword(user.GetBridgePassword())
 	qu.SetAddresses(user.GetAddresses())
 }

internal/frontend/types/types.go

@@ -60,6 +60,8 @@ type UserManager interface {
 // User is an interface of user needed by frontend.
 type User interface {
 	ID() string
+	UsedBytes() int64
+	TotalBytes() int64
 	Username() string
 	IsConnected() bool
 	IsCombinedAddressMode() bool