private IndexingPolicy CovertToCosmosIndexingPolicy(CustomIndexingPolicy indexingPolicy)
{
var cosmosIndexingPolicy = new IndexingPolicy
{
IndexingMode = indexingPolicy.Mode,
Automatic = indexingPolicy.Mode == IndexingMode.Consistent ? indexingPolicy.Autmatic : false
};
if (indexingPolicy.Mode == IndexingMode.None)
{
return(cosmosIndexingPolicy);
}
foreach (var includedPath in indexingPolicy.IncludedPaths)
{
cosmosIndexingPolicy.IncludedPaths.Add(new IncludedPath {
Path = includedPath
});
}
foreach (var excludedPath in indexingPolicy.ExcludedPaths)
{
cosmosIndexingPolicy.ExcludedPaths.Add(new ExcludedPath {
Path = excludedPath
});
}
return(cosmosIndexingPolicy);
}
protected CosmosDbBaseRepository(CosmosDbContainerResolver containerResolver, string containerId, string partitionKeyPath,
Func <T, string> idSelector, CustomIndexingPolicy indexingPolicy)
{
_containerResolver = containerResolver ?? throw new ArgumentNullException(nameof(containerResolver));
_containerId = containerId ?? throw new ArgumentNullException(nameof(containerId));
_partitionKeyPath = partitionKeyPath ?? throw new ArgumentNullException(nameof(partitionKeyPath));
_idSelector = idSelector ?? throw new ArgumentNullException(nameof(idSelector));
_indexingPolicy = indexingPolicy ?? throw new ArgumentNullException(nameof(indexingPolicy));
}
public async Task <Container> Resolve(string containerId, string paritionKEyPath, CustomIndexingPolicy indexingPolicy, CancellationToken cancellationToken)
{
if (_containers.TryGetValue(containerId, out var container))
{
return(container);
}
var semaphore = _semaphores.GetOrAdd(containerId, x => new SemaphoreSlim(1, 1));
await semaphore.WaitAsync(cancellationToken);
try
{
if (_containers.TryGetValue(containerId, out container))
{
return(container);
}
var containerProperties = new ContainerProperties
{
Id = containerId,
PartitionKeyPath = paritionKEyPath,
IndexingPolicy = CovertToCosmosIndexingPolicy(indexingPolicy)
};
_containers[containerId] = await _database.CreateContainerAsync(containerProperties, cancellationToken : cancellationToken);
return(_containers[containerId]);
}
finally
{
semaphore.Release();
}
}
