From 89bf1b728d3c46b1940e4bac078a7dcdcd7f011a Mon Sep 17 00:00:00 2001
From: Goran Jovic <goranjovic@gmail.com>
Date: Tue, 4 Sep 2018 12:48:56 +0200
Subject: [PATCH] feature #4747 - ens usernames in wallet send

Signed-off-by: Dmitry Novotochinov <dmitry.novot@gmail.com>
---
 .../wallet/choose_recipient/events.cljs       | 25 ++++++++++++++++++-
 .../ui/screens/wallet/components/views.cljs   |  2 +-
 .../ui/screens/wallet/request/events.cljs     |  5 ----
 src/status_im/utils/ethereum/ens.cljs         | 11 ++++++++
 src/status_im/utils/ethereum/stateofus.cljs   | 11 ++------
 5 files changed, 38 insertions(+), 16 deletions(-)

diff --git a/src/status_im/ui/screens/wallet/choose_recipient/events.cljs b/src/status_im/ui/screens/wallet/choose_recipient/events.cljs
index 5cb73c328b..784992cbf0 100644
--- a/src/status_im/ui/screens/wallet/choose_recipient/events.cljs
+++ b/src/status_im/ui/screens/wallet/choose_recipient/events.cljs
@@ -4,7 +4,9 @@
             [status-im.utils.ethereum.core :as ethereum]
             [status-im.utils.ethereum.eip681 :as eip681]
             [status-im.utils.handlers :as handlers]
-            [status-im.utils.money :as money]))
+            [status-im.utils.money :as money]
+            [status-im.utils.ethereum.ens :as ens]
+            [re-frame.core :as re-frame]))
 
 (handlers/register-handler-db
  :wallet/toggle-flashlight
@@ -57,6 +59,27 @@
   (assoc-in fx [:db :wallet :send-transaction :gas]
             ethereum/default-transaction-gas))
 
+(re-frame/reg-fx
+ :resolve-address
+ (fn [{:keys [web3 registry ens-name cb]}]
+   (ens/get-addr web3 registry ens-name cb)))
+
+(handlers/register-handler-fx
+ :wallet.send/set-recipient
+ (fn [{:keys [db]} [_ recipient]]
+   (let [{:keys [web3 network]} db
+         network-info (get-in db [:account/account :networks network])
+         chain (ethereum/network->chain-keyword network-info)]
+     (if (ens/is-valid-eth-name? recipient)
+       {:resolve-address {:web3     web3
+                          :registry (get ens/ens-registries chain)
+                          :ens-name recipient
+                          :cb       #(re-frame/dispatch [:wallet.send/set-recipient %])}}
+       (if (ethereum/address? recipient)
+         {:db       (assoc-in db [:wallet :send-transaction :to] recipient)
+          :dispatch [:navigate-back]}
+         {:show-error (i18n/label :t/wallet-invalid-address {:data recipient})})))))
+
 (handlers/register-handler-fx
  :wallet/fill-request-from-url
  (fn [{{:keys [network] :as db} :db} [_ data origin]]
diff --git a/src/status_im/ui/screens/wallet/components/views.cljs b/src/status_im/ui/screens/wallet/components/views.cljs
index 3b9e94b587..2369cf0a36 100644
--- a/src/status_im/ui/screens/wallet/components/views.cljs
+++ b/src/status_im/ui/screens/wallet/components/views.cljs
@@ -234,7 +234,7 @@
                       :accessibility-label :recipient-address-input}]]
         [bottom-buttons/bottom-button
          [button/button {:disabled?    (string/blank? @content)
-                         :on-press     #(re-frame/dispatch [:wallet/fill-request-from-url @content :code])
+                         :on-press     #(re-frame/dispatch [:wallet.send/set-recipient @content])
                          :fit-to-text? false}
           (i18n/label :t/done)]]]])))
 
diff --git a/src/status_im/ui/screens/wallet/request/events.cljs b/src/status_im/ui/screens/wallet/request/events.cljs
index 2a0495ffb6..97d70b1fa0 100644
--- a/src/status_im/ui/screens/wallet/request/events.cljs
+++ b/src/status_im/ui/screens/wallet/request/events.cljs
@@ -27,11 +27,6 @@
                   [::wallet-send-chat-request (name symbol) (str (money/internal->formatted amount symbol decimals))]]
                  [:start-chat whisper-identity]]}))
 
-(handlers/register-handler-fx
- :wallet.request/set-recipient
- (fn [{:keys [db]} [_ s]]
-   {:db (assoc-in db [:wallet :request-transaction :to] s)}))
-
 (handlers/register-handler-fx
  :wallet.request/set-and-validate-amount
  (fn [{:keys [db]} [_ amount symbol decimals]]
diff --git a/src/status_im/utils/ethereum/ens.cljs b/src/status_im/utils/ethereum/ens.cljs
index 0d98b650d7..71239604c5 100644
--- a/src/status_im/utils/ethereum/ens.cljs
+++ b/src/status_im/utils/ethereum/ens.cljs
@@ -89,4 +89,15 @@
                                        (namehash ens-name))
                  (fn [_ key] (cb (add-uncompressed-public-key-prefix key)))))
 
+(defn is-valid-eth-name? [ens-name]
+  (and ens-name
+       (string/ends-with? ens-name ".eth")))
+
+(defn get-addr [web3 registry ens-name cb]
+  {:pre [(is-valid-eth-name? ens-name)]}
+  (resolver web3
+            registry
+            ens-name
+            #(addr web3 % ens-name cb)))
+
 ;; TODO ABI, pubkey
diff --git a/src/status_im/utils/ethereum/stateofus.cljs b/src/status_im/utils/ethereum/stateofus.cljs
index 8b084091ad..a0baa35be1 100644
--- a/src/status_im/utils/ethereum/stateofus.cljs
+++ b/src/status_im/utils/ethereum/stateofus.cljs
@@ -1,18 +1,11 @@
 (ns status-im.utils.ethereum.stateofus
   (:refer-clojure :exclude [name])
   (:require [clojure.string :as string]
-            [status-im.utils.ethereum.core :as ethereum]
             [status-im.utils.ethereum.ens :as ens]))
 
 (defn is-valid-name? [ens-name]
-  (string/ends-with? ens-name ".stateofus.eth"))
-
-(defn addr [web3 registry ens-name cb]
-  {:pre [(is-valid-name? ens-name)]}
-  (ens/resolver web3
-                registry
-                ens-name
-                #(ens/addr web3 % ens-name cb)))
+  (and ens-name
+       (string/ends-with? ens-name ".stateofus.eth")))
 
 (defn pubkey
   [web3 registry ens-name cb]