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A framework for building native apps with React

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package com.facebook.react.modules.systeminfo;

import android.os.Build;

public class AndroidInfoHelpers {

  public static final String EMULATOR_LOCALHOST = "10.0.2.2:8081";
  public static final String GENYMOTION_LOCALHOST = "10.0.3.2:8081";
  public static final String DEVICE_LOCALHOST = "localhost:8081";

  private static boolean isRunningOnGenymotion() {
    return Build.FINGERPRINT.contains("vbox");
  }

  private static boolean isRunningOnStockEmulator() {
    return Build.FINGERPRINT.contains("generic");
  }

  public static String getServerHost() {
    // Since genymotion runs in vbox it use different hostname to refer to adb host.
    // We detect whether app runs on genymotion and replace js bundle server hostname accordingly

    if (isRunningOnGenymotion()) {
      return GENYMOTION_LOCALHOST;
    }

    if (isRunningOnStockEmulator()) {
      return EMULATOR_LOCALHOST;
    }

    return DEVICE_LOCALHOST;
  }
}