Fixed no has property issue (#48)

Appreciate it!
Sunhat · Mar 4, 2019 · 33503f2 · 33503f2
1 parent ad019bd
commit 33503f2
Showing 1 changed file with 9 additions and 4 deletions.
diff --git a/android/build.gradle b/android/build.gradle
@@ -4,13 +4,18 @@ def safeExtGet(prop, fallback) {
 
 apply plugin: 'com.android.library'
 
+def DEFAULT_COMPILE_SDK_VERSION = 27
+def DEFAULT_BUILD_TOOLS_VERSION = "27.0.3"
+def DEFAULT_TARGET_SDK_VERSION = 26
+def DEFAULT_SUPPORT_LIB_VERSION = "27.0.2"
+
 android {
-    compileSdkVersion rootProject.ext.compileSdkVersion
-    buildToolsVersion rootProject.ext.buildToolsVersion
+    compileSdkVersion rootProject.hasProperty('compileSdkVersion') ? rootProject.compileSdkVersion : DEFAULT_COMPILE_SDK_VERSION
+    buildToolsVersion rootProject.hasProperty('buildToolsVersion') ? rootProject.buildToolsVersion : DEFAULT_BUILD_TOOLS_VERSION
 
     defaultConfig {
-        minSdkVersion rootProject.ext.minSdkVersion
-        targetSdkVersion rootProject.ext.targetSdkVersion
+        minSdkVersion 16
+        targetSdkVersion rootProject.hasProperty('targetSdkVersion') ? rootProject.targetSdkVersion : DEFAULT_TARGET_SDK_VERSION
         versionCode 1
         versionName "1.0"
         ndk {