public static void Run(
[QueueTrigger("deposit-requests")] DepositRequest depositRequest,
[Queue("buy-stocks")] out AssetPurchase stockPurchase,
[Queue("buy-bonds")] out AssetPurchase bondPurchase,
[Inject] IInvestementAllocator investementAllocator,
ILogger log)
{
stockPurchase = null;
bondPurchase = null;
log.LogInformation($"C# Queue trigger function processed: {depositRequest}");
InvestementAllocation allocation = investementAllocator.Calculate(depositRequest.Amount, depositRequest.Investor);
if (allocation.AmountToBonds > 0)
{
log.LogInformation($"Allocating {allocation.AmountToBonds} to bonds");
bondPurchase = new AssetPurchase {
InvestorId = depositRequest.Investor.RowKey, Amount = allocation.AmountToBonds
};
}
if (allocation.AmountToStocks > 0)
{
log.LogInformation($"Allocating {allocation.AmountToStocks} to stocks");
stockPurchase = new AssetPurchase {
InvestorId = depositRequest.Investor.RowKey, Amount = allocation.AmountToStocks
};
}
if (bondPurchase is null && stockPurchase is null)
{
throw new System.Exception($"The deposit request for {depositRequest.Amount} did not result in an allocation to stocks or bonds. Check the input amount and the correctness of the IInvestementAllocator being used.");
}
}
public static async Task Run(
[QueueTrigger("buy-bonds")] AssetPurchase bondPurchase,
[Table("Portfolio", InvestorType.Individual)] CloudTable cloudTable,
ILogger log)
{
log.LogInformation($"C# Queue trigger function processed for investorId: {bondPurchase.InvestorId}");
Investor investor = await LoadInvestor(bondPurchase, cloudTable, log);
AddBonds(bondPurchase, investor);
await UpdateInvestor(cloudTable, investor);
}
private static async Task <Investor> LoadInvestor(AssetPurchase bondPurchase, CloudTable cloudTable, ILogger log)
{
TableQuery <Investor> investorQuery =
new TableQuery <Investor>().Where(
TableQuery.CombineFilters(
TableQuery.GenerateFilterCondition("PartitionKey", QueryComparisons.Equal, InvestorType.Individual),
TableOperators.And,
TableQuery.GenerateFilterCondition("RowKey", QueryComparisons.Equal, bondPurchase.InvestorId)));
var queryExecution = await cloudTable.ExecuteQuerySegmentedAsync(investorQuery, null);
var investor = queryExecution.Results.FirstOrDefault();
if (investor is null)
{
var message = $"The investor id '{bondPurchase.InvestorId}' was not found in table storage.";
log.LogError(message);
throw new ArgumentException(message, nameof(bondPurchase));
}
return(investor);
}
private static void AddBonds(AssetPurchase bondPurchase, Investor investor)
{
investor.CurrentValueOfBonds += bondPurchase.Amount;
}
private static void AddStocks(AssetPurchase stocksPurchase, Investor investor)
{
investor.CurrentValueOfStocks += stocksPurchase.Amount;
}