Add gradle.properties support

build.gradle

@@ -286,6 +286,14 @@ task copyFilesToProjectTemeplate {
             from "$TEST_APP_PATH/build.gradle"
             into "$DIST_FRAMEWORK_PATH"
         }
+        copy {
+            from "$TEST_APP_PATH/paths.gradle"
+            into "$DIST_FRAMEWORK_PATH"
+        }
+        copy {
+            from "$TEST_APP_PATH/user_properties_reader.gradle"
+            into "$DIST_FRAMEWORK_PATH"
+        }
         copy {
             from "$TEST_APP_PATH/gradle"
             into "$DIST_FRAMEWORK_PATH/gradle"

test-app/app/build.gradle

@@ -30,8 +30,9 @@ import java.security.MessageDigest
 
 apply plugin: "com.android.application"
 
-def useKotlin = project.hasProperty("useKotlin") && project.ext.useKotlin=="true"
-if (useKotlin) {
+def enableKotlin = (project.hasProperty("useKotlin") && project.useKotlin == "true")
+
+if (enableKotlin) {
     apply plugin: 'kotlin-android'
     apply plugin: 'kotlin-android-extensions'
 }
@@ -228,7 +229,7 @@ def setAppIdentifier = { ->
 
 android {
 
-    if (useKotlin) {
+    if (enableKotlin) {
         kotlinOptions {
             jvmTarget = '1.8'
         }
@@ -380,7 +381,7 @@ dependencies {
     }
 
     def kotlinVersion = computeKotlinVersion()
-    if (useKotlin) {
+    if (enableKotlin) {
         implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8:$kotlinVersion"
     }
 

test-app/build.gradle

@@ -1,19 +1,26 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
-    def useKotlin = project.hasProperty("useKotlin") && project.ext.useKotlin == "true"
+
+    def initialize = { ->
+        def userDir = "${rootProject.projectDir}/../.."
+        apply from: "$rootDir/user_properties_reader.gradle"
+        apply from: "$rootDir/paths.gradle"
+        rootProject.ext.userDefinedGradleProperties = getUserProperties("${getAppResourcesPath(userDir)}/Android")
+    }
+    initialize()
+
     def computeKotlinVersion = { -> project.hasProperty("kotlinVersion") ? kotlinVersion : "1.3.41"
     }
     def kotlinVersion = computeKotlinVersion()
+
     repositories {
         google()
         jcenter()
     }
     dependencies {
         classpath 'com.android.tools.build:gradle:3.5.0'
-        if (useKotlin) {
-            classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlinVersion"
-        }
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlinVersion"
     }
 }
 
@@ -22,6 +29,16 @@ allprojects {
         google()
         jcenter()
     }
+    beforeEvaluate { project ->
+        if (rootProject.hasProperty("userDefinedGradleProperties")) {
+            rootProject.ext.userDefinedGradleProperties.each { entry ->
+                def propertyName = entry.getKey()
+                def propertyValue = entry.getValue()
+                project.ext.set(propertyName, propertyValue)
+            }
+        }
+
+    }
 }
 
 task clean(type: Delete) {

test-app/paths.gradle

@@ -0,0 +1,37 @@
+import groovy.json.JsonSlurper
+
+ext.getAppPath = { userDir ->
+    def relativePathToApp = "app"
+    def nsConfigFile = file("$userDir/nsconfig.json")
+    def nsConfig
+
+    if (nsConfigFile.exists()) {
+        nsConfig = new JsonSlurper().parseText(nsConfigFile.getText("UTF-8"))
+    }
+
+    if (nsConfig != null && nsConfig.appPath != null) {
+        relativePathToApp = nsConfig.appPath
+    }
+
+    return java.nio.file.Paths.get(userDir).resolve(relativePathToApp).toAbsolutePath()
+}
+
+ext.getAppResourcesPath = { userDir ->
+    def relativePathToAppResources
+    def absolutePathToAppResources
+    def nsConfigFile = file("$userDir/nsconfig.json")
+    def nsConfig
+
+    if (nsConfigFile.exists()) {
+        nsConfig = new JsonSlurper().parseText(nsConfigFile.getText("UTF-8"))
+    }
+
+    if (nsConfig != null && nsConfig.appResourcesPath != null) {
+        relativePathToAppResources = nsConfig.appResourcesPath
+        absolutePathToAppResources = java.nio.file.Paths.get(userDir).resolve(relativePathToAppResources).toAbsolutePath()
+    } else {
+        absolutePathToAppResources = "${getAppPath(userDir)}/App_Resources"
+    }
+
+    return absolutePathToAppResources
+}

test-app/user_properties_reader.gradle

@@ -0,0 +1,22 @@
+def GRADLE_PROPERTIES_FILENAME = "gradle.properties"
+
+def getFile = { dir, filename ->
+    File file = new File("$dir$File.separator$filename")
+    file?.exists() ? file : null
+}
+
+def getPropertyFile = { dir ->
+    return getFile(dir, GRADLE_PROPERTIES_FILENAME)
+}
+
+ext.getUserProperties = { dir ->
+    def file = getPropertyFile(dir)
+    if (!file) {
+        return null
+    }
+
+    Properties properties = new Properties()
+    properties.load(file.newInputStream())
+
+    return properties
+}