public TransactionService(IRepository <ProductTransaction> onlineRepository,
                           ILocalSourceRepository <ProductTransaction> localRepository,
                           ILogger <TransactionService> logger)
 {
     _onlineRepository = onlineRepository;
     _localRepository  = localRepository;
     _logger           = logger;
 }
 public CurrencyRateService(IRepository <CurrencyRate> repository,
                            ILocalSourceRepository <CurrencyRate> localCurrencyRateRepository,
                            ILogger <CurrencyRateService> logger)
 {
     _onlineRepository            = repository;
     _localCurrencyRateRepository = localCurrencyRateRepository;
     _logger = logger;
 }