Added JSC to improve performances of Android app

ReactNativeClient/android/app/build.gradle

@@ -139,9 +139,14 @@ android {
 			}
 		}
 	}
+	packagingOptions {
+		pickFirst '**/libjsc.so'
+		pickFirst '**/libc++_shared.so'
+	}
 }
 
 dependencies {
+	implementation "org.webkit:android-jsc:r241213"
     implementation project(':react-native-webview')
     compile project(':react-native-push-notification')
     implementation (project(':react-native-camera')) {

ReactNativeClient/android/build.gradle

@@ -32,18 +32,22 @@ allprojects {
             // All of React Native (JS, Obj-C sources, Android binaries) is installed from npm
             url "$rootDir/../node_modules/react-native/android"
         }
-    }
-}
-
-
-subprojects {
-    afterEvaluate {project ->
-        if (project.hasProperty("android")) {
-            android {
-                compileSdkVersion 26
-                buildToolsVersion "27.0.3"
-            }
+        maven {
+            url "$rootDir/../node_modules/jsc-android/dist"
         }
     }
 }
 
+// TODO: Maybe remove this (forgot why it was needed - probably to make some module work)
+
+// subprojects {
+//     afterEvaluate {project ->
+//         if (project.hasProperty("android")) {
+//             android {
+//                 compileSdkVersion 28
+//                 buildToolsVersion "28.0.3"
+//             }
+//         }
+//     }
+// }
+

ReactNativeClient/package-lock.json

@@ -3704,6 +3704,11 @@
         "esprima": "^4.0.0"
       }
     },
+    "jsc-android": {
+      "version": "241213.1.0",
+      "resolved": "https://registry.npmjs.org/jsc-android/-/jsc-android-241213.1.0.tgz",
+      "integrity": "sha512-AH8NYyMNLNhcUEF97QbMxPNLNW+oiSBlvm1rsMNzgJ1d5TQzdh/AOJGsxeeESp3m9YIWGLCgUvGTVoVLs0p68A=="
+    },
     "jsesc": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-1.3.0.tgz",

ReactNativeClient/package.json

@@ -13,6 +13,7 @@
     "base-64": "^0.1.0",
     "buffer": "^5.0.8",
     "diacritics": "^1.3.0",
+    "jsc-android": "241213.1.0",
     "diff-match-patch": "^1.0.4",
     "events": "^1.1.1",
     "form-data": "^2.1.4",