public async Task <IActionResult> Run(
[HttpTrigger(AuthorizationLevel.Function, "put", Route = "accounts/{accountNumber}")] HttpRequest req,
string accountNumber,
ILogger log)
{
log.LogInformation("AccountUpdateHttpTrigger function processed a request.");
if (string.IsNullOrWhiteSpace(accountNumber))
{
return(new BadRequestObjectResult("'accountNumber' required in the uri, e.g. 'accounts/{accountNumber}'."));
}
var accountEntityUpdateOptions =
JsonConvert.DeserializeObject <AccountEntityUpdateOptions>(
await new StreamReader(req.Body).ReadToEndAsync());
if (accountEntityUpdateOptions == null)
{
return(new BadRequestObjectResult("Missing request body."));
}
var accountData =
await _accountDataStore.FetchByAccountNumberAsync(
accountNumber);
var okToUpdate = false;
// Can add multiple conditions here to look for changes, or create a helper method,
// doing this will minimize RU usage with Cosmsos
if (accountData.PhoneNumber != accountEntityUpdateOptions.PhoneNumber)
{
accountData.PhoneNumber =
accountEntityUpdateOptions.PhoneNumber;
okToUpdate = true;
}
if (okToUpdate)
{
await _accountDataStore.UpdateByIdAsync(
accountData.Id,
accountData.AccountNumber,
accountData);
}
var accountEntity =
new AccountEntity
{
Id = accountData.Id,
CreatedOn = accountData.CreatedOn,
AccountNumber = accountData.AccountNumber,
SystemOfRecord = accountData.SystemOfRecord,
PhoneNumber = accountData.PhoneNumber
};
return(new OkObjectResult(accountEntity));
}