From 9ffaf318eb8599dbae9d3fec021b70b62f089b8a Mon Sep 17 00:00:00 2001
From: Radek Czemerys <radko93@gmail.com>
Date: Thu, 23 Jul 2020 11:20:58 +0200
Subject: [PATCH] feature: hide privacy snapshot when app loses focus

---
 ios/Podfile.lock                                   | 6 ++++++
 package.json                                       | 1 +
 src/lib/ApplicationState.ts                        | 3 +++
 src/types/react-native-privacy-snapshot/index.d.ts | 5 +++++
 yarn.lock                                          | 4 ++++
 5 files changed, 19 insertions(+)
 create mode 100644 src/types/react-native-privacy-snapshot/index.d.ts

diff --git a/ios/Podfile.lock b/ios/Podfile.lock
index 6dd57715..d15335aa 100644
--- a/ios/Podfile.lock
+++ b/ios/Podfile.lock
@@ -323,6 +323,8 @@ PODS:
     - React
   - RNKeychain (4.0.5):
     - React
+  - RNPrivacySnapshot (1.0.0):
+    - React
   - RNReanimated (1.9.0):
     - React
   - RNScreens (2.9.0):
@@ -389,6 +391,7 @@ DEPENDENCIES:
   - RNFS (from `../node_modules/react-native-fs`)
   - RNGestureHandler (from `../node_modules/react-native-gesture-handler`)
   - RNKeychain (from `../node_modules/react-native-keychain`)
+  - RNPrivacySnapshot (from `../node_modules/react-native-privacy-snapshot`)
   - RNReanimated (from `../node_modules/react-native-reanimated`)
   - RNScreens (from `../node_modules/react-native-screens`)
   - RNSearchBar (from `../node_modules/react-native-search-bar`)
@@ -492,6 +495,8 @@ EXTERNAL SOURCES:
     :path: "../node_modules/react-native-gesture-handler"
   RNKeychain:
     :path: "../node_modules/react-native-keychain"
+  RNPrivacySnapshot:
+    :path: "../node_modules/react-native-privacy-snapshot"
   RNReanimated:
     :path: "../node_modules/react-native-reanimated"
   RNScreens:
@@ -559,6 +564,7 @@ SPEC CHECKSUMS:
   RNFS: 2bd9eb49dc82fa9676382f0585b992c424cd59df
   RNGestureHandler: 8f09cd560f8d533eb36da5a6c5a843af9f056b38
   RNKeychain: 840f8e6f13be0576202aefcdffd26a4f54bfe7b5
+  RNPrivacySnapshot: 71919dde3c6a29dd332115409c2aec564afee8f4
   RNReanimated: b5ccb50650ba06f6e749c7c329a1bc3ae0c88b43
   RNScreens: c526239bbe0e957b988dacc8d75ac94ec9cb19da
   RNSearchBar: 9860431356b7d12a8449d2fddb2b5f3c78d1e99f
diff --git a/package.json b/package.json
index 6bf1f8d8..7cc69669 100644
--- a/package.json
+++ b/package.json
@@ -40,6 +40,7 @@
     "react-native-gesture-handler": "^1.6.1",
     "react-native-keychain": "^4.0.5",
     "react-native-mail": "standardnotes/react-native-mail#9862c76",
+    "react-native-privacy-snapshot": "rhdeck/react-native-privacy-snapshot#529e462",
     "react-native-reanimated": "^1.9.0",
     "react-native-safe-area-context": "^3.1.1",
     "react-native-screens": "^2.9.0",
diff --git a/src/lib/ApplicationState.ts b/src/lib/ApplicationState.ts
index dba8379d..d6377046 100644
--- a/src/lib/ApplicationState.ts
+++ b/src/lib/ApplicationState.ts
@@ -7,6 +7,7 @@ import {
   NativeModules,
   Platform,
 } from 'react-native';
+import { hide, show } from 'react-native-privacy-snapshot';
 import {
   ApplicationEvent,
   ApplicationService,
@@ -473,6 +474,7 @@ export class ApplicationState extends ApplicationService {
     }
 
     if (isResumingFromBackground || isResuming) {
+      hide(); // hide privacy lock over the app (iOS only)
       if (isResumingFromBackground) {
         this.notifyOfStateChange(AppStateType.ResumingFromBackground);
       }
@@ -482,6 +484,7 @@ export class ApplicationState extends ApplicationService {
     }
 
     if (isLosingFocus) {
+      show(); // show privacy lock over the app (iOS only)
       this.notifyOfStateChange(AppStateType.LosingFocus);
 
       // If a privileges authentication session is in progress, we don't want to lock the application
diff --git a/src/types/react-native-privacy-snapshot/index.d.ts b/src/types/react-native-privacy-snapshot/index.d.ts
new file mode 100644
index 00000000..872a2eae
--- /dev/null
+++ b/src/types/react-native-privacy-snapshot/index.d.ts
@@ -0,0 +1,5 @@
+declare module 'react-native-privacy-snapshot' {
+  export function show(): void;
+  export function hide(): void;
+  export function enabled(enabledFlag: boolean): void;
+}
diff --git a/yarn.lock b/yarn.lock
index f6413254..0a18f71f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6205,6 +6205,10 @@ react-native-platform-touchable@^1.1.1:
   resolved "https://registry.yarnpkg.com/react-native-platform-touchable/-/react-native-platform-touchable-1.1.1.tgz#fde4acc65eea585d28b164d0c3716a42129a68e4"
   integrity sha1-/eSsxl7qWF0osWTQw3FqQhKaaOQ=
 
+react-native-privacy-snapshot@rhdeck/react-native-privacy-snapshot#529e462:
+  version "1.0.0"
+  resolved "https://codeload.github.com/rhdeck/react-native-privacy-snapshot/tar.gz/529e4627d93f67752a27e82a040ff7b64dca0783"
+
 react-native-reanimated@^1.9.0:
   version "1.9.0"
   resolved "https://registry.yarnpkg.com/react-native-reanimated/-/react-native-reanimated-1.9.0.tgz#38676c99dd585504fdc7331efb45e5f48ec7339a"