public async Task <IHttpActionResult> RegisterExternal(RegisterExternalBindingModel model)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
var verifiedAccessToken = await usersService.VerifyExternalAccessToken(model.Provider, model.ExternalAccessToken);
if (verifiedAccessToken == null)
{
return(BadRequest("Invalid Provider or External Access Token"));
}
User user = await usersService.FindAsync(new UserLoginInfo(model.Provider, verifiedAccessToken.user_id));
bool hasRegistered = user != null;
if (hasRegistered)
{
return(BadRequest("External user is already registered"));
}
user = usersService.GetNewUser(model.UserName, model.Email);
IdentityResult result = await usersService.CreateAsync(user);
if (!result.Succeeded)
{
return(BadRequest(string.Join("\n", result.Errors)));
}
badgesService.AddInitialBadge(user);
var info = new ExternalLoginInfo()
{
DefaultUserName = model.UserName,
Login = new UserLoginInfo(model.Provider, verifiedAccessToken.user_id)
};
result = await usersService.AddLoginAsync(user.Id, info.Login);
if (!result.Succeeded)
{
return(BadRequest(string.Join("\n", result.Errors)));
}
var accessTokenResponse = usersService.GenerateLocalAccessTokenResponse(model.UserName, user.Id);
return(Ok(accessTokenResponse));
}
