+ if len(dataPoints) == 0 {
+ log.Debugf(ctx, "SetActivities(): len(dataPoints) == 0")
+ return nil
+ }
+
+ log.Debugf(ctx, "SetActivities(): calling c.DatasetPatch(%q)", dataStreamID)
+ return c.DatasetPatch(ctx, dataStreamID, dataPoints)
+}
+
+func (c *Client) updateIncremental(ctx context.Context, dataSource *fitness.DataSource, rawValue *fitness.Value, startOfDay time.Time) error {
+ switch f := dataSource.DataType.Field[0].Format; f {
+ case "integer":
+ if rawValue.IntVal == 0 {
+ return nil
+ }
+ case "floatPoint":
+ if rawValue.FpVal == 0 {
+ return nil
+ }
+ default:
+ return fmt.Errorf("unexpected data type field format %q", f)
+ }
+
+ dataSourceID, err := c.DataSourceCreate(ctx, dataSource)
+ if err != nil {
+ return err
+ }
+ dataSource.DataStreamId = dataSourceID
+
+ endOfDay := startOfDay.Add(24 * time.Hour).Add(-1 * time.Nanosecond)
+ storedValue, startTime, err := c.readIncremental(ctx, dataSource, startOfDay, endOfDay)
+ if err != nil {
+ return err
+ }
+
+ var diffValue fitness.Value
+ if dataSource.DataType.Field[0].Format == "integer" {
+ if storedValue.IntVal > rawValue.IntVal {
+ log.Warningf(ctx, "stored value (%d) is larger than new value (%d)", storedValue.IntVal, rawValue.IntVal)
+ return nil
+ }
+ if rawValue.IntVal == storedValue.IntVal {
+ return nil
+ }
+ diffValue.IntVal = rawValue.IntVal - storedValue.IntVal
+ } else { // if dataSource.DataType.Field[0].Format == "floatPoint"
+ if storedValue.FpVal > rawValue.FpVal {
+ log.Warningf(ctx, "stored value (%g) is larger than new value (%g)", storedValue.FpVal, rawValue.FpVal)
+ return nil
+ }
+ if rawValue.FpVal == storedValue.FpVal {
+ return nil
+ }
+ diffValue.FpVal = rawValue.FpVal - storedValue.FpVal
+ }
+
+ endTime := endOfDay
+ if now := time.Now().In(startOfDay.Location()); now.Before(endOfDay) {
+ endTime = now
+ }
+ log.Debugf(ctx, "add cumulative data %s until %v: %+v", dataSource.DataStreamId, endTime, diffValue)
+
+ return c.DatasetPatch(ctx, dataSource.DataStreamId, []*fitness.DataPoint{
+ &fitness.DataPoint{
+ DataTypeName: dataSource.DataType.Name,
+ StartTimeNanos: startTime.UnixNano(),
+ EndTimeNanos: endTime.UnixNano(),
+ Value: []*fitness.Value{&diffValue},
+ },
+ })
+}
+
+func (c *Client) readIncremental(ctx context.Context, dataSource *fitness.DataSource, startTime, endTime time.Time) (*fitness.Value, time.Time, error) {
+ dataset, err := c.DatasetGet(ctx, dataSource.DataStreamId, startTime, endTime)
+ if err != nil {
+ return nil, time.Time{}, err
+ }
+
+ if len(dataset.Point) == 0 {
+ log.Debugf(ctx, "read cumulative data %s until %v: []", dataSource.DataStreamId, endTime)
+ return &fitness.Value{}, startTime, nil
+ }
+
+ var sum fitness.Value