/// <summary>
/// Gets whether or not a pairwise record exists in the provided wallet for the specified DID .
/// </summary>
/// <param name="wallet">The wallet to check for a pairwise record.</param>
/// <param name="theirDid">The DID to check.</param>
/// <returns>An asynchronous <see cref="Task{T}"/> that resolves to true if a pairwise exists for the
/// DID, otherwise false.</returns>
public static Task <bool> IsExistsAsync(Wallet wallet, string theirDid)
{
var taskCompletionSource = new TaskCompletionSource <bool>();
var commandHandle = PendingCommands.Add(taskCompletionSource);
int result = IndyNativeMethods.indy_is_pairwise_exists(
commandHandle,
wallet.Handle,
theirDid,
_isPairwiseExistsCallback);
CallbackHelper.CheckResult(result);
return(taskCompletionSource.Task);
}
