private async Task <string> ResolveUserRefAsync(UserReference userReference)
{
string cognitoId = null;
if (!string.IsNullOrEmpty(userReference.CognitoUsername))
{
cognitoId = userReference.CognitoUsername;
}
else if (!string.IsNullOrEmpty(userReference.TwitchUsername))
{
var row = await this.userIdsStorage.GetUserIdsFromTwitchAsync(userReference.TwitchUsername);
cognitoId = row?.CognitoUsername;
}
else if (!string.IsNullOrEmpty(userReference.Sub))
{
var row = await this.userIdsStorage.GetUserIdsFromSubAsync(userReference.Sub);
cognitoId = row?.CognitoUsername;
}
if (cognitoId == null)
{
throw new ArgumentException($"No Cognito username replied, and no cognito id found for twitch user.");
}
return(cognitoId);
}
public async Task SetDiscordUserAsync(UserReference userReference, string discordUsername)
{
var cognitoUser = await ResolveUserRefAsync(userReference);
await this.cognito.AdminUpdateUserAttributesAsync(new AdminUpdateUserAttributesRequest()
{
UserPoolId = this.userPoolId,
Username = cognitoUser,
UserAttributes = new List <AttributeType>(new []
{
new AttributeType()
{
Name = "custom:discord_username",
Value = discordUsername,
}
})
});
}
public async Task <UserInfo> GetUserInfoAsync(UserReference userReference)
{
var cognitoId = await ResolveUserRefAsync(userReference);
var response = await this.cognito.AdminGetUserAsync(new AdminGetUserRequest()
{
UserPoolId = this.userPoolId,
Username = cognitoId
});
var twitchUsername = response.UserAttributes
.First(att => att.Name == "custom:twitch_username")
.Value;
var discordUsername = response.UserAttributes
.FirstOrDefault(att => att.Name == "custom:discord_username")?.Value;
return(new UserInfo()
{
TwitchUsername = twitchUsername,
DiscordUsername = discordUsername,
CognitoUsername = cognitoId,
});
}