joomla-oauth-server/com_oauthserver/administrator/forms/client.xml

<?xml version="1.0" encoding="utf-8"?>
<form>
    <config>
        <inlinehelp button="show"/>
    </config>
    <fieldset name="global">
        <field
                name="id"
                type="number"
                label="JGLOBAL_FIELD_ID_LABEL"
                default="0"
                readonly="true"
                class="readonly"
        />
        <field name="name"
               type="text"
               label="COM_OAUTHSERVER_CLIENT_NAME_LABEL"
               required="1"
        />
        <field name="public"
               type="radio"
               layout="joomla.form.field.radio.switcher"
               label="COM_OAUTHSERVER_CLIENT_PUBLIC_LABEL"
               description="COM_OAUTHSERVER_CLIENT_PUBLIC_DESCRIPTION"
               filter="integer"
               default="0">
            <option value="1">JYES</option>
            <option value="0">JNO</option>
        </field>
        <field name="redirect_uri"
               type="url"
               filter="url"
               validate="url"
               label="COM_OAUTHSERVER_CLIENT_REDIRECT_URI_LABEL"
               description="COM_OAUTHSERVER_CLIENT_REDIRECT_URI_DESCRIPTION"/>

        <field name="allow_plain_text_pkce"
               type="radio"
               layout="joomla.form.field.radio.switcher"
               label="COM_OAUTHSERVER_CLIENT_ALLOW_PLAIN_TEXT_PKCE_LABEL"
               description="COM_OAUTHSERVER_CLIENT_ALLOW_PLAIN_TEXT_PKCE_DESCRIPTION"
               filter="integer"
               default="1">
            <option value="1">JYES</option>
            <option value="0">JNO</option>
        </field>
        <field name="identifier"
               type="text"
               readonly="1"
               label="COM_OAUTHSERVER_CLIENT_IDENTIFIER_LABEL"/>
        <field name="secret"
               type="text"
               readonly="1"
               label="COM_OAUTHSERVER_CLIENT_SECRET_LABEL"/>
    </fieldset>
</form>