/// <inheritdoc />
public override async Task <BoolValue <AuthResult> > GetAccessTokenAsync(bool allowCached = true)
{
if (allowCached)
{
var cached = await tryGetCachedAuthResultAsync();
if (cached && cached.Value.AccessToken != null)
{
return(onAuthorizationDone(cached));
}
}
#if DEBUG
var simulatedAuth = await AuthSimulator.TryGetSimulatedAccessTokenAsync(Config, CacheKey);
if (simulatedAuth)
{
return(simulatedAuth);
}
#endif
try
{
LogDebug("---- START - Tetra Pak Code Grant Flow ----");
return(await acquireTokenAsyncUsingNativeWebUI());
}
catch (Exception ex)
{
LogError(ex, ex.Message);
LogDebug("---- END - Tetra Pak Code Grant Flow ----");
return(BoolValue <AuthResult> .Fail("Could not acquire an access token", ex));
}
}
/// <inheritdoc />
public override async Task <BoolValue <AuthResult> > GetAccessTokenSilentlyAsync()
{
if (!IsCaching)
{
return(await GetAccessTokenAsync());
}
var cached = await tryGetCachedAuthResultAsync();
if (!cached)
{
return(await GetAccessTokenAsync(false));
}
if (cached.Value.AccessToken != null)
{
if (!cached.Value.Expires.HasValue || DateTime.Now < cached.Value.Expires.Value)
{
return(onAuthorizationDone(cached));
}
}
await removeFromCacheAsync();
if (string.IsNullOrEmpty(cached.Value.RefreshToken))
{
return(await GetAccessTokenAsync());
}
#if DEBUG
var simulatedAuth = await AuthSimulator.TryGetSimulatedRenewedAccessTokenAsync(cached.Value.RefreshToken, Config, CacheKey);
if (simulatedAuth)
{
return(simulatedAuth);
}
#endif
// access token has expired, try renew from refresh token if available ...
LogDebug("---- START - Tetra Pak Refresh Token Flow ----");
BoolValue <AuthResult> result;
try
{
result = await acquireRenewedAccessTokenAsync(cached.Value.RefreshToken);
}
catch (Exception ex)
{
LogError(ex, ex.Message);
return(BoolValue <AuthResult> .Fail("Could not renew access token", ex));
}
finally
{
LogDebug("---- END - Tetra Pak Refresh Token Flow ----");
}
return(result ? result : await GetAccessTokenAsync());
}