//<nowiki>
mw.loader.using(['mediawiki.util', 'oojs-ui'], function () {
    if (mw.config.get('wgPageName').startsWith('Wikipedia:Bots/Requests_for_approval/')) {
        mw.util.addPortletLink('p-cactions', '#', 'Notify bot operator', 'ca-notify-bot-operator', 'Notify bot operator');

        var getOp = function () {
            return new mw.Api().get({
                action: 'query',
                prop: 'revisions',
                titles: mw.config.get('wgPageName'),
                rvprop: 'content',
                format: 'json'
            }).then(data => {
                var content = Object.values(data.query.pages)[0].revisions[0]['*'];
                var match = content.match(/\{\{botop\|(.*?)\}\}/);
                return match ? match[1].trim() : null;
            });
        };

        $(document).on('click', '#ca-notify-bot-operator', function (e) {
            e.preventDefault();
            getOp().then(botOp => {
                if (!botOp) return alert('Could not find bot operator username.');

                function Dialog(config) {
                    Dialog.super.call(this, config);
                }
                OO.inheritClass(Dialog, OO.ui.ProcessDialog);

                Dialog.static.name = 'notifyBotDialog';
                Dialog.static.title = 'Notify Bot Operator';
                Dialog.static.actions = [
                    { action: 'accept', label: 'Notify', flags: ['primary', 'progressive'] },
                    { action: 'cancel', label: 'Cancel', flags: 'safe' }
                ];

                Dialog.prototype.initialize = function () {
                    Dialog.super.prototype.initialize.apply(this, arguments);
                    this.options = {
                        'Trial approved': 'Hello {{subst:BASEPAGENAME}}, your BRFA at [[' + mw.config.get('wgPageName') + ']] is approved for a trial. Thanks!',
                        'Approved for extended trial': 'Hello {{subst:BASEPAGENAME}}, your BRFA at [[' + mw.config.get('wgPageName') + ']] is approved for an extended trial. Thanks!',
                        'On hold': 'Hello {{subst:BASEPAGENAME}}, your BRFA at [[' + mw.config.get('wgPageName') + ']] was put on hold. Thanks!',
                        'Request Expired': 'Hello {{subst:BASEPAGENAME}}, your BRFA at [[' + mw.config.get('wgPageName') + ']] was marked as expired. Thanks!',
                        'Withdrawn by operator': 'Hello {{subst:BASEPAGENAME}}, your BRFA at [[' + mw.config.get('wgPageName') + ']] was marked as withdrawn. Thanks!',
                        'Denied': 'Hello {{subst:BASEPAGENAME}}, your BRFA at [[' + mw.config.get('wgPageName') + ']] was denied. Thanks!',
                        'Revoked': 'Hello {{subst:BASEPAGENAME}}, your BRFA at [[' + mw.config.get('wgPageName') + ']] was revoked. Thanks!',
                        'Approved': 'Hello {{subst:BASEPAGENAME}}, your BRFA at [[' + mw.config.get('wgPageName') + ']] was approved. Best regards,'
                    };

                    this.radioSelect = new OO.ui.RadioSelectWidget({
                        items: Object.keys(this.options).map(key => new OO.ui.RadioOptionWidget({ data: key, label: key }))
                    });

                    var fieldset = new OO.ui.FieldsetLayout({ label: 'Select Notification Status', padded: true });
                    fieldset.addItems([new OO.ui.FieldLayout(this.radioSelect, { align: 'top' })]);

                    this.content = new OO.ui.PanelLayout({ padded: true, expanded: false });
                    this.content.$element.append(fieldset.$element);
                    this.$body.append(this.content.$element);
                    this.actions.setMode('edit');
                };

                Dialog.prototype.getActionProcess = function (action) {
                    if (action === 'accept') {
                        return new OO.ui.Process(() => {
                            var selected = this.radioSelect.findSelectedItem();
                            if (!selected) return alert('Please select a notification status.'), OO.ui.Process.reject();
                            var msg = this.options[selected.getData()];
                            return new mw.Api().postWithEditToken({
                                action: 'edit',
                                title: 'User talk:' + botOp,
                                appendtext: '\n== Your BRFA ==\n' + msg + ' ~~~~',
                                summary: 'Notifying bot operator (using [[User:DreamRimmer/NotifyBotOP|NotifyBotOP.js]])'
                            }).then(() => {
                                return new Promise(resolve => setTimeout(() => {
                                    this.close({ action });
                                    alert('Notification sent successfully!');
                                    window.location.reload();
                                    resolve();
                                }, 4000));
                            }).catch(err => { alert('Failed to send notification: ' + err); throw err; });
                        });
                    }
                    if (action === 'cancel') return new OO.ui.Process(() => this.close({ action }));
                    return Dialog.super.prototype.getActionProcess.call(this, action);
                };

                var wm = new OO.ui.WindowManager();
                $(document.body).append(wm.$element);
                var dlg = new Dialog({ size: 'medium' });
                wm.addWindows([dlg]);
                wm.openWindow(dlg);
            });
        });
    }
});
//</nowiki>