public async Task HandleProductUpserted(Product product, DateTime timestamp)
{
if (timestamp < _legacyAssetsCache.CacheInitTimestamp)
{
return;
}
if (!product.IsStarted)
{
return;
}
var assets = await _legacyAssetsService.GetLegacyAssets(new List <string> {
product.ProductId
});
string oldMdsCodeIfUpdated = null;
try
{
await _semaphore.WaitAsync();
var current = _legacyAssetsCache.GetById(product.ProductId);
if (current != null && current.UnderlyingMdsCode != product.UnderlyingMdsCode)
{
oldMdsCodeIfUpdated = current.UnderlyingMdsCode;
}
_legacyAssetsCache.AddOrUpdateMultiple(assets);
//We must have one asset for productId
var asset = assets.FirstOrDefault();
if (asset == null)
{
_log.WriteWarning(nameof(LegacyAssetsCacheUpdater), nameof(HandleProductUpserted),
$"We received ProductChanged with productId: {product.ProductId} but cannot find it in DB to update LegacyAssetCache");
return;
}
await PublishAssetUpsertedEvent(asset, oldMdsCodeIfUpdated);
}
finally
{
_semaphore.Release();
}
}
public void Start()
{
_lockSlim.EnterWriteLock();
try
{
_log.WriteInfo(nameof(LegacyAssetCache), nameof(Start), "Asset(Legacy) Cache init started.");
CacheInitTimestamp = DateTime.UtcNow;
var response = _legacyAssetsService.GetLegacyAssets().GetAwaiter().GetResult();
_cache = response.ToDictionary(a => a.AssetId, v => v);
}
finally
{
_lockSlim.ExitWriteLock();
}
}
