internal static async Task <Office365ServiceInfo> CreateAsync()
{
// For Exchange, the resource ID and API Endpoint are static for the public O365 cloud.
Office365ServiceInfo info = new ExchangeServiceInfo()
{
ResourceId = "https://outlook.office365.com/",
ApiEndpoint = "https://outlook.office365.com/ews/odata"
};
info.AccessToken = await Office365Helper.GetAccessToken(info.ResourceId);
return(info);
}
/// <summary>
/// Returns information about the Exchange service, including its access token.
/// On error, this method will display an error message to the user, and return an
/// Office365ServiceInfo instance whose HasValidAccessToken property is set to "false".
/// </summary>
public static async Task <Office365ServiceInfo> GetExchangeServiceInfoAsync()
{
return(await ExchangeServiceInfo.CreateAsync());
}