public async Task DeleteAttributeAsync(int attributeId, CancellationToken cancellationToken = default(CancellationToken))
{
var attribute = new Domain.Core.Attribute
{
Id = attributeId
};
_dbContext.Attach(attribute).State = EntityState.Deleted;
try
{
await _dbContext.SaveChangesAsync(cancellationToken);
}
catch (DbUpdateConcurrencyException ex)
{
throw new ItemNotFoundException(attributeId, "Attribute", ex);
}
}
public async Task AddAttributeAsync(AttributeDto attribute, CancellationToken cancellationToken = default(CancellationToken))
{
var a = new Domain.Core.Attribute
{
Name = attribute.Name,
UnitId = attribute.UnitId
};
try
{
_dbContext.Add(a);
await _dbContext.SaveChangesAsync(cancellationToken);
}
catch (DbUpdateException ex)
{
throw new InvalidItemException(a, ex);
}
}
public async Task UpdateAttributeAsync(int attributeId, AttributeDto attribute, CancellationToken cancellationToken = default(CancellationToken))
{
var b = new Domain.Core.Attribute
{
Id = attributeId,
Name = attribute.Name,
UnitId = attribute.UnitId
};
_dbContext.Attach(b).State = EntityState.Modified;
try
{
await _dbContext.SaveChangesAsync(cancellationToken);
}
catch (DbUpdateConcurrencyException ex)
{
throw new ItemNotFoundException(attributeId, "Attribute unit", ex);
}
catch (DbUpdateException ex)
{
throw new InvalidItemException(b, ex);
}
}
