com.facebook.react.utils.AgpConfiguratorUtils.kt Maven / Gradle / Ivy

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/*
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

package com.facebook.react.utils

import com.android.build.api.variant.AndroidComponentsExtension
import com.android.build.gradle.LibraryExtension
import com.facebook.react.ReactExtension
import com.facebook.react.utils.ProjectUtils.isHermesEnabled
import com.facebook.react.utils.ProjectUtils.isNewArchEnabled
import java.io.File
import javax.xml.parsers.DocumentBuilder
import javax.xml.parsers.DocumentBuilderFactory
import org.gradle.api.Action
import org.gradle.api.Project
import org.gradle.api.plugins.AppliedPlugin
import org.w3c.dom.Element

@Suppress("UnstableApiUsage")
internal object AgpConfiguratorUtils {

  fun configureBuildConfigFieldsForApp(project: Project, extension: ReactExtension) {
    val action =
        Action {
          project.extensions.getByType(AndroidComponentsExtension::class.java).finalizeDsl { ext ->
            ext.buildFeatures.buildConfig = true
            ext.defaultConfig.buildConfigField(
                "boolean",
                "IS_NEW_ARCHITECTURE_ENABLED",
                project.isNewArchEnabled(extension).toString())
            ext.defaultConfig.buildConfigField(
                "boolean", "IS_HERMES_ENABLED", project.isHermesEnabled.toString())
          }
        }
    project.pluginManager.withPlugin("com.android.application", action)
    project.pluginManager.withPlugin("com.android.library", action)
  }

  fun configureBuildConfigFieldsForLibraries(appProject: Project) {
    appProject.rootProject.allprojects { subproject ->
      subproject.pluginManager.withPlugin("com.android.library") {
        subproject.extensions.getByType(AndroidComponentsExtension::class.java).finalizeDsl { ext ->
          ext.buildFeatures.buildConfig = true
        }
      }
    }
  }

  fun configureDevPorts(project: Project) {
    val devServerPort =
        project.properties["reactNativeDevServerPort"]?.toString() ?: DEFAULT_DEV_SERVER_PORT

    val action =
        Action {
          project.extensions.getByType(AndroidComponentsExtension::class.java).finalizeDsl { ext ->
            ext.defaultConfig.resValue("integer", "react_native_dev_server_port", devServerPort)
          }
        }

    project.pluginManager.withPlugin("com.android.application", action)
    project.pluginManager.withPlugin("com.android.library", action)
  }

  fun configureNamespaceForLibraries(appProject: Project) {
    appProject.rootProject.allprojects { subproject ->
      subproject.pluginManager.withPlugin("com.android.library") {
        subproject.extensions.getByType(AndroidComponentsExtension::class.java).finalizeDsl { ext ->
          if (ext.namespace == null) {
            val android = subproject.extensions.getByType(LibraryExtension::class.java)
            val manifestFile = android.sourceSets.getByName("main").manifest.srcFile

            manifestFile
                .takeIf { it.exists() }
                ?.let { file ->
                  getPackageNameFromManifest(file)?.let { packageName ->
                    ext.namespace = packageName
                  }
                }
          }
        }
      }
    }
  }
}

const val DEFAULT_DEV_SERVER_PORT = "8081"

fun getPackageNameFromManifest(manifest: File): String? {
  val factory: DocumentBuilderFactory = DocumentBuilderFactory.newInstance()
  val builder: DocumentBuilder = factory.newDocumentBuilder()

  try {
    val xmlDocument = builder.parse(manifest)

    val manifestElement = xmlDocument.getElementsByTagName("manifest").item(0) as? Element
    val packageName = manifestElement?.getAttribute("package")

    return if (packageName.isNullOrEmpty()) null else packageName
  } catch (e: Exception) {
    return null
  }
}