public CustomerService(InvoiceManagementDBContext dbcontext) { this._dbcontext = dbcontext; }
public ExportService(InvoiceManagementDBContext dbcontext) { this._dbcontext = dbcontext; }
public InvoiceService(InvoiceManagementDBContext dbcontext, IExportService exportService) { _dbcontext = dbcontext; this._exportService = exportService; }