From c8c20dc28fc2d01a5739f909206737127c81a058 Mon Sep 17 00:00:00 2001
From: David Haukeness <david@hauken.us>
Date: Tue, 14 Jan 2020 11:06:30 -0700
Subject: [PATCH] added StellarUser function to perform reverse wallet lookups
 for keybase users

---
 wallet.go | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/wallet.go b/wallet.go
index a367883..27e2399 100644
--- a/wallet.go
+++ b/wallet.go
@@ -51,6 +51,21 @@ func (w Wallet) StellarAddress(user string) (string, error) {
 	return r.Result.AccountID, err
 }
 
+// StellarUser returns the keybase username of a given wallet address
+func (w Wallet) StellarUser(wallet string) (string, error) {
+	m := WalletAPI{
+		Params: &wParams{},
+	}
+	m.Method = "lookup"
+	m.Params.Options.Name = wallet
+
+	r, err := walletAPIOut(w.keybase, m)
+	if err != nil {
+		return "", err
+	}
+	return r.Result.Username, err
+}
+
 // RequestPayment sends a request for payment to a user
 func (w Wallet) RequestPayment(user string, amount float64, memo ...string) error {
 	k := w.keybase