public async Task Should_Not_Generate_Same_Invoice_Number()
{
var invoiceCountToGenerate = 100;
var invoiceNumbers = new List <string>();
for (int i = 0; i < invoiceCountToGenerate; i++)
{
var invoiceNo = await _invoiceNumberGenerator.GetNewInvoiceNumber();
invoiceNo.ShouldNotBeNullOrEmpty();
invoiceNo.Length.ShouldBe(11);//Should be YYYYMM00001
_invoiceRepository.Insert(new Invoice
{
InvoiceNo = invoiceNo,
InvoiceDate = Clock.Now,
TenantAddress = "USA",
TenantLegalName = "AspNet Zero",
TenantTaxNo = "123456789"
});
invoiceNumbers.ShouldNotContain(invNo => invNo == invoiceNo);
invoiceNumbers.Add(invoiceNo);
}
invoiceNumbers.Count.ShouldBe(invoiceCountToGenerate);
}
public async Task CreateInvoice(CreateInvoiceDto input)
{
var payment = await _subscriptionPaymentRepository.GetAsync(input.SubscriptionPaymentId);
if (!string.IsNullOrEmpty(payment.InvoiceNo))
{
throw new Exception("Invoice is already generated for this payment.");
}
var invoiceNo = await _invoiceNumberGenerator.GetNewInvoiceNumber();
var tenantLegalName = await SettingManager.GetSettingValueAsync(AppSettings.TenantManagement.BillingLegalName);
var tenantAddress = await SettingManager.GetSettingValueAsync(AppSettings.TenantManagement.BillingAddress);
var tenantTaxNo = await SettingManager.GetSettingValueAsync(AppSettings.TenantManagement.BillingTaxVatNo);
if (string.IsNullOrEmpty(tenantLegalName) || string.IsNullOrEmpty(tenantAddress) || string.IsNullOrEmpty(tenantTaxNo))
{
throw new UserFriendlyException(L("InvoiceInfoIsMissingOrNotCompleted"));
}
await _invoiceRepository.InsertAsync(new Invoice
{
InvoiceNo = invoiceNo,
InvoiceDate = Clock.Now,
TenantLegalName = tenantLegalName,
TenantAddress = tenantAddress,
TenantTaxNo = tenantTaxNo
});
payment.InvoiceNo = invoiceNo;
}
