private fun showDialog(enableAndroidP: Boolean) {
    BiometricPromptManager.Builder(this)
    // 启动安卓自带弹窗 default true，设置成false面部识别不生效
            .enableAndroidP(enableAndroidP)
            .setCallback(fingerprintCallback)
            .title("请验证已录入的指纹/面容")
            .cancelText("取消")
    // 以下设置 enableAndroidP false 安卓8以上手机才有效
            .setImgRes(R.drawable.ic_fingerprint)
            .failTitle("未能识别指纹")
            .failContent("再试一次")
    // 自定义弹窗(采用工厂模式，继承IBiometricDialog)
    //.setCustomDialog(BiometricDialogCustomImpl())
            .build()
}

private val fingerprintCallback: FingerprintCallback = object : FingerprintCallback {

    @RequiresApi(api = Build.VERSION_CODES.M)
    override fun onSucceeded23(result: FingerprintManagerCompat.AuthenticationResult?) {
        Toast.makeText(this@MainActivity, "success", Toast.LENGTH_SHORT).show()
    }

    @RequiresApi(api = Build.VERSION_CODES.P)
    override fun onSucceeded28(result: androidx.biometric.BiometricPrompt.AuthenticationResult?) {
        Toast.makeText(this@MainActivity, "success", Toast.LENGTH_SHORT).show()
    }

    override fun onFailed() {
        Toast.makeText(this@MainActivity, "onFailed", Toast.LENGTH_SHORT).show()
    }

    override fun onError(errString: CharSequence?) {
        Toast.makeText(this@MainActivity, "onError " + errString, Toast.LENGTH_SHORT).show()
    }

    override fun onCancel() {
        Toast.makeText(this@MainActivity, "onCancel", Toast.LENGTH_SHORT).show()
    }

}


/**
 * onPause生命周期关闭自定义弹窗
 */
override fun onPause() {
    super.onPause()
    manager?.onActivityPause()
}

/**
 * onDestroy生命周期关闭自定义弹窗
 */
override fun onDestroy() {
    super.onDestroy()
    manager?.onActivityDestroy()
}