From d799396851f80353358c7258422473af0ca5c500 Mon Sep 17 00:00:00 2001
From: Dmitry Novotochinov <trybeee@gmail.com>
Date: Thu, 8 Feb 2018 14:51:51 +0300
Subject: [PATCH] [refs #3210] remove unnecessary reads from Realm for messages

Signed-off-by: Andrey Shovkoplyas <motor4ik@gmail.com>
---
 src/status_im/chat/constants.cljs |  1 +
 src/status_im/chat/events.cljs    | 19 ++++++++-----------
 2 files changed, 9 insertions(+), 11 deletions(-)

diff --git a/src/status_im/chat/constants.cljs b/src/status_im/chat/constants.cljs
index 4d984c6644..b5abbc8485 100644
--- a/src/status_im/chat/constants.cljs
+++ b/src/status_im/chat/constants.cljs
@@ -8,6 +8,7 @@
 (def max-input-height 66)
 (def input-spacing-top 16)
 
+(def console-chat-id "console")
 (def crazy-math-message-id "crazy-math-message")
 (def move-to-internal-failure-message-id "move-to-internal-failure-message")
 (def passphrase-message-id "passphraze-message")
diff --git a/src/status_im/chat/events.cljs b/src/status_im/chat/events.cljs
index 5076d9fbfe..9d0e4059f1 100644
--- a/src/status_im/chat/events.cljs
+++ b/src/status_im/chat/events.cljs
@@ -7,7 +7,6 @@
             [status-im.chat.models :as model]
             [status-im.chat.console :as console-chat]
             [status-im.chat.constants :as chat-const]
-            [status-im.data-store.messages :as msg-store]
             [status-im.data-store.contacts :as contacts-store]
             [status-im.data-store.chats :as chats-store]
             [status-im.data-store.contacts :as contacts-store]
@@ -32,7 +31,7 @@
   :stored-unviewed-messages
   (fn [cofx _]
     (assoc cofx :stored-unviewed-messages
-           (msg-store/get-unviewed (-> cofx :db :current-public-key)))))
+           (messages-store/get-unviewed (-> cofx :db :current-public-key)))))
 
 (re-frame/reg-cofx
   :get-stored-message
@@ -237,9 +236,9 @@
 
 (handlers/register-handler-fx
   :show-mnemonic
-  [(re-frame/inject-cofx :get-stored-message) re-frame/trim-v]
-  (fn [{:keys [get-stored-message]} [mnemonic signing-phrase]]
-    (let [crazy-math-message? (get-stored-message chat-const/crazy-math-message-id)
+  [re-frame/trim-v]
+  (fn [{:keys [db]} [mnemonic signing-phrase]]
+    (let [crazy-math-message? (contains? (get-in db [:chats chat-const/console-chat-id]) chat-const/crazy-math-message-id)
           messages-events     (->> (console-chat/passphrase-messages mnemonic signing-phrase crazy-math-message?)
                                    (mapv #(vector :chat-received-message/add %)))]
       {:dispatch-n messages-events})))
@@ -247,16 +246,14 @@
 ;; TODO(alwx): can be simplified
 (handlers/register-handler-fx
   :account-generation-message
-  [(re-frame/inject-cofx :get-stored-message)]
-  (fn [{:keys [get-stored-message]} _]
-    (when-not (get-stored-message chat-const/passphrase-message-id)
+  (fn [{:keys [db]} _]
+    (when-not (contains? (get-in db [:chats chat-const/console-chat-id]) chat-const/passphrase-message-id)
       {:dispatch [:chat-received-message/add console-chat/account-generation-message]})))
 
 (handlers/register-handler-fx
   :move-to-internal-failure-message
-  [(re-frame/inject-cofx :get-stored-message)]
-  (fn [{:keys [get-stored-message]} _]
-    (when-not (get-stored-message chat-const/move-to-internal-failure-message-id)
+  (fn [{:keys [db]} _]
+    (when-not (contains? (get-in db [:chats chat-const/console-chat-id]) chat-const/move-to-internal-failure-message-id)
       {:dispatch [:chat-received-message/add console-chat/move-to-internal-failure-message]})))
 
 (handlers/register-handler-fx