plugin.xml

<?xml version='1.0' encoding='utf-8'?>
<plugin id="cordova-payhere-client" version="0.0.5" xmlns="http://apache.org/cordova/ns/plugins/1.0" xmlns:android="http://schemas.android.com/apk/res/android">
    <name>cordova_payhere_client</name>
    <js-module name="payhereClient" src="www/payhereClient.js">
        <clobbers target="payhereClient" />
    </js-module>
    <engines>
    <engine name="cordova-android" version=">=1.8.0" />
    </engines>


  <!-- android -->
  <platform name="android">
    <framework src="payhere.gradle" custom="true" type="gradleReference" />

    <framework src="com.android.support.constraint:constraint-layout:1.0.2" />
    <framework src="com.android.support:appcompat-v7:26.1.0" />
    <framework src="com.google.code.gson:gson:2.8.0" />
    <framework src="lk.payhere.sdk:android-payment-sdk:2.0.9" />

    <config-file target="config.xml" parent="/*">
        <feature name="Payhere">
            <param name="android-package" value="lk.pluspro.cordova.plugins.Payhere"/>
        </feature>
    </config-file>

    <config-file target="AndroidManifest.xml" parent="/manifest">
        <uses-permission android:name="android.permission.INTERNET" />
    </config-file>    

    <source-file src="src/android/lk/pluspro/cordova/plugins/Payhere.java" target-dir="src/lk/pluspro/cordova/plugins"/>
  </platform>

</plugin>