add week stat

internal/db/db.go

@@ -125,17 +125,13 @@ func (db *DB) SetPause(chatID int64, duration time.Duration) error {
 	return err
 }
 
-func (db *DB) GetStat(chatID int64) (map[string]int, error) {
+func (db *DB) GetStatAfter(chatID int64, t time.Time) (map[string]int, error) {
 	ctx := context.Background()
 
 	if err := db.AddChat(chatID); err != nil {
 		return nil, err
 	}
 
-	loc, _ := time.LoadLocation("Asia/Novosibirsk")
-	t := time.Now().In(loc)
-	t = time.Date(t.Year(), t.Month(), t.Day(), 0, 0, 0, 0, loc)
-
 	res := map[string]int{}
 
 	cursor, err := db.workoutsColection.Find(