小编Zun*_*key的帖子

我几天来一直在修改我的代码，但我无法让 Gradle 为我组装一个签名的 APK（按照错误代码说明将导致构建成功，但我的 Google 日历 API 失败）。

dependencies {
// commented stuff is no longer used or commented for some other reason.
//compile 'com.android.support:appcompat-v7:27.1.0'

implementation 'com.android.support:support-vector-drawable:28.0.0'

implementation 'com.google.android.gms:play-services-ads:15.0.1'
//    Dont know whats up with these errors above. ^
//    they seem to work even though they are "incompatible"
implementation fileTree(include: ['*.jar'], dir: 'libs')
implementation 'com.android.support.constraint:constraint-layout:1.1.3'
implementation 'com.android.support:support-v4:28.0.0'
testImplementation 'junit:junit:4.12'
androidTestImplementation 'com.android.support.test:runner:1.0.2'
androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
implementation 'com.google.code.findbugs:jsr305:3.0.1'
implementation('com.google.api-client:google-api-client-android:1.23.0') {
    exclude module: 'guava-jdk5'
    //exclude group: 'org.apache.httpcomponents'
}
implementation 'com.android.support:multidex:1.0.3'
//implementation 'com.google.android.gms:play-services:12.0.1'
implementation …