public async Task <Guid?> GetUserIdAsync(string identifier)
{
if (string.IsNullOrWhiteSpace(identifier))
{
throw new ArgumentNullException(nameof(identifier));
}
// Generate unique key for this identifier
string key = $"{nameof(UserService)}_{nameof(GetUserIdAsync)}_{identifier}";
// See if the cache has this key value
if (!cache.TryGetValue(key, out Guid? val))
{
// Key doesn't exist, query for UserID
val = await azureDirectoryService.GetUserIdAsync(identifier).ConfigureAwait(false);
// Set value to cache so long as it's a valid Guid
if (val.HasValue && val.Value != Guid.Empty)
{
cache.Set(key, val, TimeSpan.FromMinutes(5)); // Cached value only for certain amount of time
}
}
return(val);
}
public async Task <string> GetUserIdAsync(string identifier)
{
if (string.IsNullOrWhiteSpace(identifier))
{
throw new ArgumentNullException(nameof(identifier));
}
string key = $"{nameof(UserService)}_{nameof(GetUserIdAsync)}_{identifier}";
if (!cache.TryGetValue(key, out string val))
{
var guid = await azureDirectoryService
.GetUserIdAsync(identifier)
.ConfigureAwait(false);
val = guid?.ToString();
if (!string.IsNullOrEmpty(val))
{
cache.Set(key, val, TimeSpan.FromMinutes(5));
}
}
return(val);
}
public async Task <string> GetUserIdAsync(string identifier)
{
if (string.IsNullOrWhiteSpace(identifier))
{
throw new ArgumentNullException(nameof(identifier));
}
// handle passing in the id as a string
if (Guid.TryParse(identifier, out var userId))
{
return(userId.ToString());
}
string key = $"{nameof(UserService)}_{nameof(GetUserIdAsync)}_{identifier}";
if (!cache.TryGetValue(key, out string val))
{
var guid = await azureDirectoryService.GetUserIdAsync(identifier).ConfigureAwait(false);
val = guid?.ToString();
if (!string.IsNullOrEmpty(val))
{
cache.Set(key, val, TimeSpan.FromMinutes(5)); // Cached value only for certain amount of time
}
}
return(val);
}
private async Task <Guid?> GetUserIdAsync(string identifier)
{
if (string.IsNullOrWhiteSpace(identifier))
{
throw new ArgumentNullException(nameof(identifier));
}
Guid?val = null;
// Generate unique key for this identifier
string key = $"{nameof(UserService)}_{nameof(GetUserIdAsync)}_{identifier}";
// See if the cache has this key value
if (!cache.TryGetValue <Guid?>(key, out val))
{
// Key doesn't exist, query for UserID
val = await azureDirectoryService.GetUserIdAsync(identifier);
// Set value to cache so long as it's a valid Guid
if (val.HasValue && val.Value != Guid.Empty)
{
cache.Set(key, val);
}
}
return(val);
}
protected async Task <User> GetUserAsync(string identifier = null)
{
Guid?userId = default;
if (string.IsNullOrEmpty(identifier))
{
var token = await AcquireTokenAsync()
.ConfigureAwait(false);
var jwtToken = new JwtSecurityTokenHandler()
.ReadJwtToken(token);
if (jwtToken.Payload.TryGetValue("oid", out var oidValue) && Guid.TryParse(oidValue.ToString(), out Guid oid))
{
userId = oid;
}
}
else
{
userId = await AzureDirectoryService
.GetUserIdAsync(identifier)
.ConfigureAwait(false);
}
return(userId.HasValue
? new User()
{
Id = userId.Value.ToString()
}
: null);
}
