public async Task <string> FindLocale(IActivity activity, CancellationToken token)
{
if (string.IsNullOrEmpty(this.locale))
{
var resumptionData = await this.resumptionContext.LoadDataAsync(token);
if (resumptionData != null && resumptionData.IsTrustedServiceUrl)
{
MicrosoftAppCredentials.TrustServiceUrl(this.conversationReference.ServiceUrl);
}
this.locale = (activity as IMessageActivity)?.Locale;
// if locale is null or whitespace in the incoming request,
// try to set it from the ResumptionContext
if (string.IsNullOrWhiteSpace(this.locale))
{
this.locale = resumptionData?.Locale;
}
// persist resumptionData with updated information
var data = new ResumptionData
{
Locale = this.locale,
IsTrustedServiceUrl = MicrosoftAppCredentials.IsTrustedServiceUrl(this.conversationReference.ServiceUrl)
};
await this.resumptionContext.SaveDataAsync(data, token);
}
return(this.locale);
}
/// <summary>
/// Save the <paramref name="data"/> in <see cref="botDataBag"/>.
/// </summary>
/// <param name="data"> The <see cref="ResumptionData"/>.</param>
/// <param name="token"> The cancellation token.</param>
public async Task SaveDataAsync(ResumptionData data, CancellationToken token)
{
var clonedData = new ResumptionData
{
Locale = data.Locale,
IsTrustedServiceUrl = data.IsTrustedServiceUrl
};
botDataBag.Value.SetValue(ResumptionContext.RESUMPTION_CONTEXT_KEY, clonedData);
}
