User:Plutus/test.js

mw.loader.using(['mediawiki.util', 'mediawiki.api'], function () {
    // 1. Add a link to the toolbox
    mw.util.addPortletLink(
        'p-tb',
        mw.util.getUrl('User:Cactusisme/Add Text'),
        'Add Text to Pages',
        't-addtext',
        'Open Add Text panel'
    );

    // 2. Check if we're on the tool page
    if (mw.config.get('wgPageName') === 'User:Cactusisme/Add_Text') {
        var $content = $('#mw-content-text');
        $content.empty(); // Clear existing content

        // Inject form UI
        $content.append(`
            <h2>Add Text to Multiple Pages</h2>
            <div id="add-text-tool">
                <label><b>Text to add:</b></label><br>
                <textarea id="addtext-text" rows="5" style="width:100%"></textarea><br><br>

                <label><b>Pages (one per line):</b></label><br>
                <textarea id="addtext-pages" rows="10" style="width:100%"></textarea><br><br>

                <button id="addtext-submit">Add Text</button>
                <div id="addtext-status" style="margin-top:1em;"></div>
            </div>
        `);

        var api = new mw.Api();

        function editPage(title, text) {
            return api.get({
                action: 'query',
                prop: 'revisions',
                rvprop: 'content',
                titles: title,
                formatversion: 2
            }).then(function (data) {
                var page = data.query.pages[0];
                var newContent = (page.missing ? '' : page.revisions[0].content) + '\n' + text;
                return api.edit(title, function () {
                    return {
                        text: newContent,
                        summary: 'Added text via Add Text tool'
                    };
                });
            });
        }

        $('#addtext-submit').on('click', function () {
            var text = $('#addtext-text').val().trim();
            var pages = $('#addtext-pages').val().split('\n').map(p => p.trim()).filter(Boolean);

            if (!text || pages.length === 0) {
                alert('Please enter both text and at least one page.');
                return;
            }

            var $status = $('#addtext-status').empty().text('Processing...');

            var promises = pages.map(function (title) {
                return editPage(title, text).then(function () {
                    $status.append(`<div>✔ Edited ${mw.html.escape(title)}</div>`);
                }).catch(function (err) {
                    $status.append(`<div>❌ Failed to edit ${mw.html.escape(title)}: ${err}</div>`);
                });
            });

            Promise.all(promises).then(function () {
                $status.append('<div><b>All done!</b></div>');
            });
        });
    }
});