Add universal links for android

Signed-off-by: Andrea Maria Piana <andrea.maria.piana@gmail.com>

.env.prod

@@ -20,3 +20,4 @@ GROUP_CHATS_ENABLED=0
 USE_SYM_KEY=0
 MAINNET_WARNING_ENABLED=1
 SPAM_BUTTON_DETECTION_ENABLED=1
+UNIVERSAL_LINKS_ENABLED=0

android/app/src/main/AndroidManifest.xml

@@ -54,6 +54,14 @@
                 <data android:scheme="app-settings"
                       android:host="notification" />
             </intent-filter>
+            <intent-filter android:autoVerify="true">
+                <action android:name="android.intent.action.VIEW" />
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.BROWSABLE" />
+                <data android:scheme="http" android:host="get.status.im" />
+                <data android:scheme="https" android:host="get.status.im" />
+                <data android:scheme="app" android:host="get.status.im" />
+            </intent-filter>
         </activity>
         <service
                 android:name=".module.StatusService"

android/app/src/main/java/im/status/ethereum/MainActivity.java

@@ -96,6 +96,7 @@ public class MainActivity extends ReactActivity
 
     @Override
     public void onNewIntent(final Intent intent) {
+        super.onNewIntent(intent);
         if (intent.getDataString() != null && intent.getData().getScheme().startsWith("app-settings")) {
           startActivity(createNotificationSettingsIntent());
         }

src/status_im/chat/events.cljs

@@ -374,15 +374,18 @@
                         :confirm-button-text (i18n/label :t/clear)
                         :on-accept           #(re-frame/dispatch [:clear-history])}}))
 
-(handlers/register-handler-fx
- :create-new-public-chat
- [re-frame/trim-v]
- (fn [{:keys [db now] :as cofx} [topic]]
+(defn create-new-public-chat [topic {:keys [db now] :as cofx}]
   (handlers-macro/merge-fx cofx
                            (models/add-public-chat topic)
                            (navigation/navigate-to-clean :home)
                            (navigate-to-chat topic {})
-                            (public-chat/join-public-chat topic))))
+                           (public-chat/join-public-chat topic)))
+
+(handlers/register-handler-fx
+ :create-new-public-chat
+ [re-frame/trim-v]
+ (fn [cofx [topic]]
+   (create-new-public-chat topic cofx)))
 
 (defn- group-name-from-contacts [selected-contacts all-contacts username]
   (->> selected-contacts
@@ -407,13 +410,16 @@
                               (navigate-to-chat random-id {})
                               (transport.message/send (group-chat/GroupAdminUpdate. chat-name selected-contacts) random-id)))))
 
+(defn show-profile [identity {:keys [db] :as cofx}]
+  (handlers-macro/merge-fx cofx
+                           {:db (assoc db :contacts/identity identity)}
+                           (navigation/navigate-forget :profile)))
+
 (handlers/register-handler-fx
  :show-profile
  [re-frame/trim-v]
- (fn [{:keys [db] :as cofx} [identity]]
-   (handlers-macro/merge-fx cofx
-                            {:db (assoc db :contacts/identity identity)}
-                            (navigation/navigate-forget :profile))))
+ (fn [cofx [identity]]
+   (show-profile identity cofx)))
 
 (handlers/register-handler-fx
  :resend-message

src/status_im/ui/screens/db.cljs

@@ -150,6 +150,10 @@
 
 (spec/def ::device-UUID (spec/nilable string?))
 
+;;;;UNIVERSAL LINKS
+
+(spec/def :universal-links/url (spec/nilable string?))
+
 (spec/def ::db (allowed-keys
                 :opt
                 [:contacts/contacts
@@ -187,6 +191,7 @@
                  :inbox/last-received
                  :inbox/current-id
                  :inbox/fetching?
+                 :universal-links/url
                  :browser/browsers
                  :browser/options
                  :new/open-dapp

src/status_im/ui/screens/events.cljs

@@ -13,6 +13,9 @@
             status-im.ui.screens.group.chat-settings.events
             status-im.ui.screens.group.events
             [status-im.ui.screens.navigation :as navigation]
+            [status-im.utils.universal-links.core :as universal-links]
+
+            status-im.utils.universal-links.events
             status-im.ui.screens.add-new.new-chat.navigation
             status-im.ui.screens.network-settings.events
             status-im.ui.screens.profile.events
@@ -315,7 +318,7 @@
 
 (handlers/register-handler-fx
  :initialize-account
- (fn [_ [_ address events-after]]
+ (fn [cofx [_ address events-after]]
    {:dispatch-n (cond-> [[:initialize-account-db address]
                          [:initialize-protocol address]
                          [:fetch-web3-node-version]
@@ -329,7 +332,8 @@
                          [:update-transactions]
                          [:get-fcm-token]
                          [:update-sign-in-time]
-                         [:show-mainnet-is-default-alert]]
+                         [:show-mainnet-is-default-alert]
+                         (universal-links/stored-url-event cofx)]
                   (seq events-after) (into events-after))}))
 
 (handlers/register-handler-fx

src/status_im/ui/screens/views.cljs

@@ -2,6 +2,7 @@
   (:require-macros [status-im.utils.views :refer [defview letsubs] :as views])
   (:require [re-frame.core :refer [dispatch]]
             [status-im.utils.platform :refer [android?]]
+            [status-im.utils.universal-links.core :as utils.universal-links]
             [status-im.ui.components.react :refer [view modal create-main-screen-view] :as react]
             [status-im.ui.components.styles :as common-styles]
             [status-im.ui.screens.main-tabs.views :refer [main-tabs]]
@@ -134,7 +135,9 @@
 (defview main []
   (letsubs [signed-up? [:signed-up?]
             view-id    [:get :view-id]]
-    {:component-will-update (fn [] (react/dismiss-keyboard!))}
+    {:component-did-mount    utils.universal-links/initialize
+     :component-will-unmount utils.universal-links/finalize
+     :component-will-update  (fn [] (react/dismiss-keyboard!))}
     (when view-id
       (let [component        (get-main-component view-id)
             main-screen-view (create-main-screen-view view-id)]

src/status_im/utils/config.cljs

@@ -22,6 +22,7 @@
 (def stub-status-go? (enabled? (get-config :STUB_STATUS_GO 0)))
 (def offline-inbox-enabled? (enabled? (get-config :OFFLINE_INBOX_ENABLED "1")))
 (def bootnodes-settings-enabled? (enabled? (get-config :BOOTNODES_SETTINGS_ENABLED "1")))
+(def universal-links-enabled? (enabled? (get-config :UNIVERSAL_LINK_ENABLED "1")))
 (def log-level
   (-> (get-config :LOG_LEVEL "error")
       string/lower-case

src/status_im/utils/universal_links/core.cljs

@@ -0,0 +1,100 @@
+(ns status-im.utils.universal-links.core
+  (:require
+   [taoensso.timbre :as log]
+   [re-frame.core :as re-frame]
+   [status-im.utils.config :as config]
+   [status-im.chat.events :as chat.events]
+   [status-im.models.account :as models.account]
+   [status-im.ui.components.react  :as react]))
+
+(def public-chat-regex #".*/chat/public/(.*)$")
+(def profile-regex #".*/user/(.*)$")
+
+(defn handle-public-chat [public-chat cofx]
+  (log/info "universal-links: handling public chat " public-chat)
+  (chat.events/create-new-public-chat public-chat cofx))
+
+(defn handle-view-profile [profile-id cofx]
+  (log/info "universal links: handling view profile" profile-id)
+  (chat.events/show-profile profile-id cofx))
+
+(defn handle-not-found [full-url]
+  (log/info "universal links: no handler for " full-url))
+
+(defn match-url [url regex]
+  (some->> url
+           (re-matches regex)
+           peek))
+
+(defn stored-url-event
+  "Return an event description for processing a url if in the database"
+  [{:keys [db]}]
+  (when-let [url (:universal-links/url db)]
+    [:handle-universal-link url]))
+
+(defn dispatch-url
+  "Dispatch url so we can get access to re-frame/db"
+  [url]
+  (if-not (nil? url)
+    (re-frame/dispatch [:handle-universal-link url])
+    (log/debug "universal links: no url")))
+
+(defn store-url-for-later
+  "Store the url in the db to be processed on login"
+  [url {:keys [db]}]
+  (assoc-in {:db db} [:db :universal-links/url] url))
+
+(defn clear-url
+  "Remove a url from the db"
+  [{:keys [db]}]
+  (update {:db db} :db dissoc :universal-links/url))
+
+(defn route-url
+  "Match a url against a list of routes and handle accordingly"
+  [url cofx]
+  (cond
+    (match-url url public-chat-regex)
+    (handle-public-chat (match-url url public-chat-regex) cofx)
+
+    (match-url url profile-regex)
+    (handle-view-profile (match-url url profile-regex) cofx)
+
+    :else (handle-not-found url)))
+
+(defn handle-url
+  "Store url in the database if the user is not logged in, to be processed
+  on login, otherwise just handle it"
+  [url cofx]
+  (if (models.account/logged-in? cofx)
+    (do
+      (clear-url cofx)
+      (route-url url cofx))
+    (store-url-for-later url cofx)))
+
+(defn unwrap-js-url [e]
+  (-> e
+      (js->clj :keywordize-keys true)
+      :url))
+
+(def url-event-listener
+  (comp dispatch-url unwrap-js-url))
+
+(defn initialize
+  "Add an event listener for handling background->foreground transition
+  and handles incoming url if the app has been started by clicking on a link"
+  []
+  (when config/universal-links-enabled?
+    (log/debug "universal-links: initializing")
+    (.. react/linking
+        (getInitialURL)
+        (then dispatch-url))
+    (.. react/linking
+        (addEventListener "url" url-event-listener))))
+
+(defn finalize
+  "Remove event listener for url"
+  []
+  (when config/universal-links-enabled?
+    (log/debug "universal-links: finalizing")
+    (.. react/linking
+        (removeEventListener "url" url-event-listener))))

src/status_im/utils/universal_links/events.cljs

@@ -0,0 +1,14 @@
+(ns status-im.utils.universal-links.events
+  (:require [re-frame.core :as re-frame]
+            [taoensso.timbre :as log]
+            [status-im.utils.config :as config]
+            [status-im.utils.handlers :as handlers]
+            [status-im.utils.handlers-macro :as handlers-macro]
+            [status-im.utils.universal-links.core :as universal-links]))
+
+(handlers/register-handler-fx
+ :handle-universal-link
+ (fn [cofx [_ url]]
+   (log/debug "universal links: event received for " url)
+   (when config/universal-links-enabled?
+     (universal-links/handle-url url cofx))))

test/cljs/status_im/test/runner.cljs

@@ -42,6 +42,7 @@
             [status-im.test.utils.mixpanel]
             [status-im.test.utils.prices]
             [status-im.test.utils.keychain.core]
+            [status-im.test.utils.universal-links.core]
             [status-im.test.ui.screens.accounts.login.events]))
 
 (enable-console-print!)
@@ -95,4 +96,5 @@
  'status-im.test.utils.mixpanel
  'status-im.test.utils.prices
  'status-im.test.utils.keychain.core
+ 'status-im.test.utils.universal-links.core
  'status-im.test.ui.screens.accounts.login.events)

test/cljs/status_im/test/utils/universal_links/core.cljs

@@ -0,0 +1,57 @@
+(ns status-im.test.utils.universal-links.core
+  (:require [cljs.test :refer-macros [deftest is testing]]
+            [re-frame.core :as re-frame]
+            [status-im.utils.universal-links.core :as links]))
+
+(deftest handle-url-test
+  (testing "the user is not logged in"
+    (testing "it stores the url for later processing"
+      (is (= {:db {:universal-links/url "some-url"}}
+             (links/handle-url "some-url" {:db {}})))))
+  (testing "the user is logged in"
+    (let [db {:account/account      {:public-key "pk"}
+              :universal-links/url "some-url"}]
+      (testing "it clears the url"
+        (is (nil? (get-in (links/handle-url "some-url"
+                                            {:db db})
+                          [:db :universal-links/url]))))
+      (testing "a public chat link"
+        (testing "it joins the chat"
+          (is (get-in (links/handle-url "app://get.status.im/chat/public/status"
+                                        {:db db})
+                      [:db :chats "status"]))))
+      (testing "a user profile link"
+        (testing "it loads the profile"
+          (let [actual (links/handle-url "app://get.status.im/user/profile-id"
+                                         {:db db})]
+            (is (= "profile-id" (get-in actual [:db :contacts/identity])))
+            (is (= :profile (get-in actual [:db :view-id]))))))
+      (testing "a not found url"
+        (testing "it does nothing"
+          (is (nil? (links/handle-url "app://get.status.im/not-existing"
+                                      {:db db}))))))))
+
+(deftest url-event-listener
+  (testing "the url is not nil"
+    (testing "it dispatches the url"
+      (let [actual (atom nil)]
+        (with-redefs [re-frame/dispatch #(reset! actual %)]
+          (links/url-event-listener #js {:url "some-url"})
+          (is (= [:handle-universal-link "some-url"] @actual))))))
+  (testing "the url is nil"
+    (testing "it does not dispatches the url"
+      (let [actual (atom nil)]
+        (with-redefs [re-frame/dispatch #(reset! actual %)]
+          (links/url-event-listener #js {})
+          (is (= nil @actual)))))))
+
+(deftest stored-url-event
+  (testing "the url is in the database"
+    (testing "it returns the event"
+      (= [:handle-universal-link "some-url"]
+         (links/stored-url-event {:db {:universal-links/url "some-url"}}))))
+  (testing "the url is not in the database"
+    (testing "it returns nil"
+      (= nil
+         (links/stored-url-event {:db {}})))))
+