public async Task <long> NextAsync(string name)
{
if (await idHolderRepository.ExistsAsync(name))
{
var entity = await idHolderRepository.GetAsync(name);
var idHolderName = IdHolderName.Create(entity.Name);
var idHolderCurrentId = IdHolderCurrentId.Create(entity.CurrentId);
var idHolder = new IdHolder(idHolderName.Value, idHolderCurrentId.Value);
entity.CurrentId = idHolder.Next();
await idHolderRepository.UpdateAsync(entity);
return(idHolder.CurrentId.Value);
}
else
{
var idHolderName = IdHolderName.Create(name);
var idHolderCurrentId = IdHolderCurrentId.Create(StartFromDefault);
var result = Result.Combine(idHolderName, idHolderCurrentId);
if (result.IsSuccess)
{
var idHolder = new IdHolder(idHolderName.Value, idHolderCurrentId.Value);
await CreateIdHolderTableEntityAsync(idHolder);
return(StartFromDefault);
}
else
{
throw new Exception(result.Error);
}
}
}
public void Create_NameIsValid_ReturnsObjectWithName()
{
var idHolderName = "name";
var result = IdHolderName.Create(idHolderName);
result.IsSuccess.Should().BeTrue();
result.Value.Value.Should().Be(idHolderName);
}
public void Next_ReturnsIncrementedValue()
{
var idHolderName = IdHolderName.Create("name");
var idHolderCurrentId = IdHolderCurrentId.Create(1);
var idHolder = new IdHolder(idHolderName.Value, idHolderCurrentId.Value);
var next = idHolder.Next();
next.Should().Be(2);
idHolderCurrentId.Value.Value.Should().Be(2);
}
public async Task CreateAsync(CreateIdHolderDto createIdHolderDto)
{
var exists = await ExistsAsync(createIdHolderDto.Name);
if (exists)
{
throw new ArgumentException($"IdHolder Name { createIdHolderDto.Name } is in use");
}
var idHolderName = IdHolderName.Create(createIdHolderDto.Name);
var idHolderCurrentId = IdHolderCurrentId.Create(createIdHolderDto.StartFrom);
var result = Result.Combine(idHolderName, idHolderCurrentId);
if (result.IsSuccess)
{
var idHolder = new IdHolder(idHolderName.Value, idHolderCurrentId.Value);
await CreateIdHolderTableEntityAsync(idHolder);
}
else
{
throw new Exception(result.Error);
}
}
public IdHolder(IdHolderName idHolderName, IdHolderCurrentId idHolderCurrentId)
{
Name = idHolderName;
CurrentId = idHolderCurrentId;
}
public void Create_NameIsNullOrEmpty_ReturnsResultFail(string name)
{
var result = IdHolderName.Create(name);
result.IsFailure.Should().BeTrue();
}
