public ProcessReport ProcessProviderData(string message)
{
var data = JsonConvert.DeserializeObject <ProviderData>(message);
var existingData = repo.FindByProviderId(data.ProviderId);
return(ProcessProviderData(data, existingData));
}
public ProcessReport ProcessProviderData(string message)
{
var data = JsonConvert.DeserializeObject <ProviderData>(message);
var existingData = repo.FindByProviderId(data.ProviderId);
if (existingData != null && data.Timestamp < existingData.Timestamp)
{
log.InfoFormat("Outdated provider data. ProviderId {0} Received timestamp: {1} database timestamp {2}",
data.ProviderId, data.Timestamp, existingData.Timestamp);
return(new ProcessReport(false, "Outdated data"));
}
//var errors = ValidateNames(data.Products)
// .Concat(data.Products.SelectMany(ValidatePricesAndMeasureUnitCodes))
// .ToArray();
var errors = data.Products
.SelectMany(p => productValidator.ValidateProduct(p))
.ToArray();
if (errors.Any())
{
return(new ProcessReport(false, "Product validation errors",
errors));
}
if (existingData == null)
{
repo.Save(data);
}
else if (data.ReplaceData)
{
log.InfoFormat("Provider {0} products replaced. Deleted: {1} Added: {2}",
data.ProviderId, existingData.Products.Length, data.Products.Length);
repo.RemoveById(existingData.Id);
repo.Save(data);
}
else
{
var actualProducts = existingData.Products.Where(p => data.Products.All(d => d.Id != p.Id)).ToList();
var updatedCount = existingData.Products.Length - actualProducts.Count;
var newCount = data.Products.Length - updatedCount;
log.InfoFormat("Provider {0} products update. New: {1} Updated: {2}",
data.ProviderId, newCount, updatedCount);
existingData.Products = actualProducts.Concat(data.Products).ToArray();
repo.Update(existingData);
}
log.InfoFormat("New data {0}, Existing data {1}", FormatData(data), FormatData(existingData));
return(new ProcessReport(true, "OK"));
}