change build.gradle

android/build.gradle

-
-buildscript {
-    repositories {
-        jcenter()
-    }
-
-    dependencies {
-        classpath 'com.android.tools.build:gradle:1.3.1'
-    }
-}
-
 apply plugin: 'com.android.library'
 
+def DEFAULT_COMPILE_SDK_VERSION   = 27
+def DEFAULT_TARGET_SDK_VERSION    = 27
+def DEFAULT_MIN_SDK_VERSION       = 16
+
 android {
-    compileSdkVersion 26
+    compileSdkVersion rootProject.hasProperty('compileSdkVersion') ? rootProject.compileSdkVersion : DEFAULT_COMPILE_SDK_VERSION
+    buildToolsVersion = '28.0.3'
 
     defaultConfig {
-        minSdkVersion 16
-        targetSdkVersion 23
+        minSdkVersion rootProject.hasProperty('minSdkVersion') ? rootProject.minSdkVersion : DEFAULT_MIN_SDK_VERSION
+        targetSdkVersion rootProject.hasProperty('targetSdkVersion') ? rootProject.targetSdkVersion : DEFAULT_TARGET_SDK_VERSION
         versionCode 1
-        versionName "1.0"
     }
     lintOptions {
         abortOnError false
     }
 }
-
-repositories {
-    mavenCentral()
-}
-
 dependencies {
     compile 'com.facebook.react:react-native:+'
     compile 'com.github.LuckSiege.PictureSelector:picture_library:v2.2.3'

package.json

 
 {
   "name": "react-native-syan-image-picker",
-  "version": "0.2.1",
+  "version": "0.2.2",
   "description": "React-Native 多图片选择 支持裁剪 压缩",
   "main": "index.js",
   "scripts": {