Basic Method require frequently for common functionality.

IntentHelper.kt

/**
 * @author Hitesh
 * @version 1.0
 * @since 23-08-2019
 */
class IntentHelper() {
    fun launchCall(mActivity: Activity, phoneNumber: String) {
        val intent = Intent(Intent.ACTION_DIAL, Uri.parse("tel:$phoneNumber"))
        mActivity.startActivity(intent)
    }

    fun launchMail(mActivity: Activity, emailAddress: String) {
        val intent = Intent(Intent.ACTION_SENDTO)
        intent.type = "text/html"
        intent.putExtra(Intent.EXTRA_EMAIL, "emailaddress@gmail.com")
        intent.putExtra(Intent.EXTRA_SUBJECT, "Subject")
        intent.putExtra(Intent.EXTRA_TEXT, "I'm email body.")
        mActivity.startActivity(Intent.createChooser(intent, "Send Email"))
    }

    fun launchMap(mActivity: Activity, lat: String, lng: String) {
        val intent = Intent(
            Intent.ACTION_VIEW,
            Uri.parse("geo:0,0?q=$lat,$lng (Mas Insurance Group)")
        )
        mActivity.startActivity(intent)
    }
}