/// <summary>
/// Sets the anchor key asynchronously.
/// </summary>
/// <param name="anchorKey">The anchor key.</param>
/// <returns>An <see cref="Task{System.Int64}" /> representing the anchor identifier.</returns>
public async Task <long> SetAnchorKeyAsync(string anchorKey)
{
await this.InitializeAsync();
if (lastAnchorNumberIndex == long.MaxValue)
{
// Reset the anchor number index.
lastAnchorNumberIndex = -1;
}
if (lastAnchorNumberIndex < 0)
{
// Query last row key
var rowKey = (await this.GetLastAnchorAsync())?.RowKey;
long.TryParse(rowKey, out lastAnchorNumberIndex);
}
long newAnchorNumberIndex = ++lastAnchorNumberIndex;
AnchorCacheEntity anchorEntity = new AnchorCacheEntity(newAnchorNumberIndex, CosmosDbCache.partitionSize)
{
AnchorKey = anchorKey
};
await this.dbCache.ExecuteAsync(TableOperation.Insert(anchorEntity));
return(newAnchorNumberIndex);
}
/// <summary>
/// Determines whether the cache contains the specified anchor identifier.
/// </summary>
/// <param name="anchorId">The anchor identifier.</param>
/// <returns>A <see cref="Task{System.Boolean}" /> containing true if the identifier is found; otherwise false.</returns>
public async Task <bool> ContainsAsync(long anchorId)
{
await this.InitializeAsync();
TableResult result = await this.dbCache.ExecuteAsync(TableOperation.Retrieve <AnchorCacheEntity>((anchorId / CosmosDbCache.partitionSize).ToString(), anchorId.ToString()));
AnchorCacheEntity anchorEntity = result.Result as AnchorCacheEntity;
return(anchorEntity != null);
}
/// <summary>
/// Sets the anchor key asynchronously.
/// </summary>
/// <param name="groupingKey">The grouping key between several anchors.</param>
/// <param name="anchorId">The anchor id.</param>
/// <returns>A Task</returns>
public async Task SetAnchorIdAsync(string groupingKey, string anchorId)
{
await InitializeAsync();
AnchorCacheEntity anchorEntity = new AnchorCacheEntity(groupingKey, anchorId, CosmosDbCache.partitionKey);
await this.dbCache.ExecuteAsync(TableOperation.Insert(anchorEntity));
return;
}
/// <summary>
/// Gets the anchor key asynchronously.
/// </summary>
/// <param name="anchorId">The anchor identifier.</param>
/// <exception cref="KeyNotFoundException"></exception>
/// <returns>The anchor key.</returns>
public async Task <string> GetAnchorKeyAsync(string anchorName)
{
await this.InitializeAsync();
TableResult result = await this.dbCache.ExecuteAsync(TableOperation.Retrieve <AnchorCacheEntity>("0", anchorName));
AnchorCacheEntity anchorEntity = result.Result as AnchorCacheEntity;
if (anchorEntity != null)
{
return(anchorEntity.RowKey + ":" + anchorEntity.AnchorKey + ":" + anchorEntity.Location + ":" + anchorEntity.Expiration + ":" + anchorEntity.Description);
}
throw new KeyNotFoundException($"The {nameof(anchorName)} {anchorName} could not be found.");
}
/// <summary>
/// Gets the anchor key asynchronously.
/// </summary>
/// <param name="anchorId">The anchor identifier.</param>
/// <exception cref="KeyNotFoundException"></exception>
/// <returns>The anchor key.</returns>
public async Task <string> GetAnchorKeyAsync(long anchorId)
{
await this.InitializeAsync();
TableResult result = await this.dbCache.ExecuteAsync(TableOperation.Retrieve <AnchorCacheEntity>((anchorId / CosmosDbCache.partitionSize).ToString(), anchorId.ToString()));
AnchorCacheEntity anchorEntity = result.Result as AnchorCacheEntity;
if (anchorEntity != null)
{
return(anchorEntity.AnchorKey);
}
throw new KeyNotFoundException($"The {nameof(anchorId)} {anchorId} could not be found.");
}
/// <summary>
/// Sets the anchor key asynchronously.
/// </summary>
/// <param name="anchorKey">The anchor key.</param>
/// <returns>An <see cref="Task{System.Int64}" /> representing the anchor identifier.</returns>
public async Task <long> SetAnchorKeyAsync(string anchorKey)
{
await InitializeAsync();
if (this.anchorNumberIndex == long.MaxValue)
{
// Reset the anchor number index.
this.anchorNumberIndex = -1;
}
long newAnchorNumberIndex = ++this.anchorNumberIndex;
AnchorCacheEntity anchorEntity = new AnchorCacheEntity(newAnchorNumberIndex, CosmosDbCache.partitionSize)
{
AnchorKey = anchorKey
};
await this.dbCache.ExecuteAsync(TableOperation.Insert(anchorEntity));
return(newAnchorNumberIndex);
}
/// <summary>
/// Sets the anchor key asynchronously.
/// </summary>
/// <param name="anchorKey">The anchor key.</param>
/// <returns>An <see cref="Task{System.Int64}" /> representing the anchor identifier.</returns>
public async Task <string> SetAnchorKeyAsync(string anchorKey, string anchorName, string location, string expiration, string description)
{
await this.InitializeAsync();
if (lastAnchorNumberIndex == long.MaxValue)
{
// Reset the anchor number index.
lastAnchorNumberIndex = -1;
}
/*
* if(lastAnchorNumberIndex < 0)
* {
* // Query last row key
* var rowKey = (await this.GetLastAnchorAsync())?.RowKey;
* long.TryParse(rowKey, out lastAnchorNumberIndex);
* }
*/
long newAnchorNumberIndex = ++lastAnchorNumberIndex;
// Elimiating "RowKey" from Cosmos. Now going to just use the row name (insert or update)
AnchorCacheEntity anchorEntity = new AnchorCacheEntity(CosmosDbCache.partitionSize, anchorName, location, expiration, description)
{
AnchorKey = anchorKey,
//AnchorName = anchorName,
Location = location,
Expiration = expiration,
Description = description
};
await this.dbCache.ExecuteAsync(TableOperation.InsertOrReplace(anchorEntity));
//return newAnchorNumberIndex;
return(anchorName);
}
