关于Android多渠道打包问题看这一篇就够了

android {  
  compileSdkVersion 29  
  buildToolsVersion "29.0.3"  
  
  defaultConfig {  
      applicationId "com.test.moduledemo"  
      minSdkVersion 21  
      targetSdkVersion 29  
      versionCode 1  
      versionName "1.0"  
  }  
  
  flavorDimensions "versionCode"  
  
  productFlavors {  
      xiaomi{  
          applicationId  = “com.test.xiaomi"  
          //不同渠道配置不同参数  
          buildConfigField "int", "TEST_VALUE", "1"  
          buildConfigField "String", "TEST_NAME", "\"xiaomi\""  
      }  
      huawei{  
          applicationId = "com.test.huawei"  
          //不同渠道配置不同参数  
          buildConfigField "int", "TEST_VALUE", "2"  
          buildConfigField "String", "TEST_NAME", "\"huawei\""  
      }     
      productFlavors.all {//遍历productFlavors多渠道，设置渠道号（xiaomi 、huawei）  
          flavor -> flavor.manifestPlaceholders.put("CHANNEL", name)  
      }
  }
  applicationVariants.all { variant ->  
      // 打包完成后输出路径
      def name = ((project.name != "app") ? project.name : rootProject.name.replace(" ", "")) + 
      "_" + variant.flavorName + 
      "_" + variant.buildType.name + 
      "_" + variant.versionName + 
      "_" + new Date().format('yyyyMMddhhmm') + ".apk"  
      //相对路径app/build/outputs/apk/huawei/release/
      def path = "../../../../../apk/" //相当于路径 app/apk/
      variant.outputs.each { output ->
          def outputFile = output.outputFile
          if (outputFile != null && outputFile.name.endsWith('.apk')) {
               //指定路径输出
               output.outputFileName = new File(path, name)
          }
      } 
      // 在打包完成后还可以做一些别的操作，可以复制到指定目录，或者移动文件到指定目录
      variant.assemble.doLast {  
          File out = new File(“${project.rootDir}/apk”)  
          variant.outputs.forEach { file ->  
            //复制apk到指定文件夹
            //copy {  
            //  from file.outputFile  
            //  into out  
            /