Help:MassRollback (gadget)/new.js

(function($, mw) {
    'use strict';

    const MassRollback = {

        init: function() {
           
            if (mw.config.get('wgCanonicalSpecialPageName') !== 'Contributions') {
                return;
            }
            this.createUI();
            this.bindEvents();
            this.fetchUserStats();
        },

        createUI: function() {
            const $container = $(`
                <div id="mass-rollback-container" style="border: 1px solid #ccc; padding: 15px; margin-bottom: 20px; border-radius: 4px; background: #f9f9f9;">
                    <h3 style="margin-top: 0;">Mass Rollback Tool</h3>
                    
                    <div id="stats-section" style="margin-bottom: 15px;">
                        <h4>User statistics</h4>
                        <p>Total edits: <strong id="total-edits">-</strong></p>
                        <p>First edit: <span id="first-edit">-</span></p>
                        <p>Latest edit: <span id="last-edit">-</span> <button id="refresh-stats" style="padding: 3px 8px; background-color: #aaa; color: #fff; border: none; border-radius: 3px; cursor: pointer;">Refresh</button></p>
                    </div>
                    
                    <hr style="margin: 15px 0;">
                    
                    <div id="filters-section" style="margin-bottom: 15px;">
                        <h4>Filter Edits</h4>
                        <div style="margin-bottom: 10px;">
                            <label style="margin-right: 5px;">Date From:</label>
                            <input type="date" id="start-date" style="padding: 4px;">
                            <label style="margin: 0 5px;">To:</label>
                            <input type="date" id="end-date" style="padding: 4px;">
                        </div>
                        <div style="margin-bottom: 10px;">
                            <label style="margin-right: 5px;">Namespace:</label>
                            <select id="namespace-filter" multiple style="padding: 4px; min-width: 150px;">
                                <option value="all">All</option>
                                <option value="0">Main</option>
                                <option value="1">Talk</option>
                                <option value="2">User</option>
                                <option value="3">User talk</option>
                                <option value="4">Project</option>
                                <option value="5">Project talk</option>
                                <option value="6">File</option>
                                <option value="7">File talk</option>
                                <option value="8">MediaWiki</option>
                                <option value="9">MediaWiki talk</option>
                                <option value="10">Template</option>
                                <option value="11">Template talk</option>
                                <option value="12">Help</option>
                                <option value="13">Help talk</option>
                                <option value="14">Category</option>
                                <option value="15">Category talk</option>
                                <option value="100">Portal</option>
                                <option value="101">Portal talk</option>
                            </select>
                        </div>
                        <div style="margin-bottom: 10px;">
                            <label style="margin-right: 5px;">Edit Size:</label>
                            <select id="size-filter" style="padding: 4px;">
                                <option value="">Any</option>
                                <option value="small">Small (&lt; 50 bytes)</option>
                                <option value="medium">Medium (50-500 bytes)</option>
                                <option value="large">Large (&gt; 500 bytes)</option>
                            </select>
                        </div>
                        <div style="margin-bottom: 10px;">
                            <label style="margin-right: 5px;">Sort Order:</label>
                            <select id="sort-order" style="padding: 4px;">
                                <option value="desc">Latest first</option>
                                <option value="asc">Oldest first</option>
                            </select>
                        </div>
                        <div style="margin-bottom: 10px;">
                            <button id="clear-filters" style="padding: 5px 10px; background-color: #aaa; color: #fff; border: none; border-radius: 3px; cursor: pointer;">Clear filters</button>
                            <button id="show-filtered" style="padding: 5px 10px; background-color: #007bff; color: #fff; border: none; border-radius: 3px; cursor: pointer; margin-left: 5px;">Show filtered edits</button>
                        </div>
                    </div>
                    
                    <hr style="margin: 15px 0;">
                    
                    <div id="reason-section" style="margin-bottom: 15px;">
                        <h4>Rollback reason</h4>
                        <select id="rollback-reason" style="padding: 4px;">
                            <option value="">-- Select reason --</option>
                            <option value="vandalism">Vandalism</option>
                            <option value="spam">Spam</option>
                            <option value="test">Test rollback</option>
                            <option value="teste">Test edit</option>
                            <option value="rules-violation">Violation</option>
                            <option value="other">Other</option>
                        </select>
                        <input type="text" id="custom-reason" placeholder="Enter custom reason" style="display:none; padding: 4px; margin-top: 10px; width: 100%;">
                    </div>
                    
                    <div id="actions-section" style="text-align: center;">
                        <button id="rollback-selected" style="padding: 5px 10px; background-color: #007bff; color: #fff; border: none; border-radius: 3px; cursor: pointer; margin-right: 5px;">Rollback selected</button>
                        <button id="rollback-all" style="padding: 5px 10px; background-color: #ff4136; color: #fff; border: none; border-radius: 3px; cursor: pointer;">Rollback all</button>
                    </div>
                </div>
                
                <div id="filtered-edits-container" style="display:none; border: 1px solid #ccc; padding: 15px; margin-bottom:20px; border-radius: 4px; background: #f9f9f9;">
                    <h4>Filtered edits</h4>
                    <div style="margin-bottom: 10px;">
                        <input type="checkbox" id="select-all"> <label for="select-all">Select All</label>
                    </div>
                    <table id="filtered-edits-table" style="width: 100%; border-collapse: collapse;">
                        <thead>
                            <tr style="background: #e9e9e9;">
                                <th style="padding: 5px; border: 1px solid #ccc;">Revid</th>
                                <th style="padding: 5px; border: 1px solid #ccc;">Title</th>
                                <th style="padding: 5px; border: 1px solid #ccc;">Timestamp</th>
                                <th style="padding: 5px; border: 1px solid #ccc;">Namespace</th>
                                <th style="padding: 5px; border: 1px solid #ccc;">Size</th>
                                <th style="padding: 5px; border: 1px solid #ccc;">Select</th>
                            </tr>
                        </thead>
                        <tbody>
                            <!-- Wstawiane dynamicznie -->
                        </tbody>
                    </table>
                    <div style="text-align: center; margin-top: 10px;">
                        <button id="rollback-selected-filtered" style="padding: 5px 10px; background-color: #007bff; color: #fff; border: none; border-radius: 3px; cursor: pointer;">Rollback selected filtered edits</button>
                    </div>
                </div>
            `);
            $('#mw-content-text').prepend($container);
        },

        bindEvents: function() {
            
            $('#rollback-reason').on('change', function() {
                $('#custom-reason').toggle($(this).val() === 'other');
            });

            $('#clear-filters').on('click', function() {
                $('#start-date').val('');
                $('#end-date').val('');
                $('#namespace-filter').val(['all']);
                $('#size-filter').val('');
                $('#sort-order').val('desc');
            });

            $('#refresh-stats').on('click', this.fetchUserStats.bind(this));
            $('#show-filtered').on('click', this.displayFilteredEdits.bind(this));
            $('#rollback-selected-filtered').on('click', this.rollbackSelectedFromFiltered.bind(this));
            $('#rollback-selected').on('click', this.rollbackSelected.bind(this));
            $('#rollback-all').on('click', this.rollbackAll.bind(this));

            
            $(document).on('change', '#select-all', function() {
                const isChecked = $(this).is(':checked');
                $('#filtered-edits-table tbody input[type="checkbox"]').prop('checked', isChecked);
            });

            
            $('li[data-mw-revid]').each(function() {
                const $li = $(this);
                const revid = $li.data('mw-revid');
                const parentid = $li.data('mw-prev-revid');
                const title = $li.find('.mw-contributions-title').text().trim();
                const $checkbox = $('<input>', {
                    type: 'checkbox',
                    class: 'rollback-checkbox',
                    'data-revid': revid,
                    'data-parentid': parentid,
                    'data-title': title,
                    style: 'margin-right: 5px;'
                });
                $li.prepend($checkbox);
            });
        },

        fetchUserStats: function() {
            const userName = mw.config.get('wgRelevantUserName');
            const api = new mw.Api();
            api.get({
                action: 'query',
                list: 'usercontribs',
                ucuser: userName,
                uclimit: 'max',
                ucprop: 'timestamp'
            }).done(function(data) {
                const contributions = data.query.usercontribs;
                $('#total-edits').text(contributions.length);
                if (contributions.length > 0) {
                    const timestamps = contributions.map(c => new Date(c.timestamp)).sort((a, b) => a - b);
                    $('#first-edit').text(timestamps[0].toLocaleDateString());
                    $('#last-edit').text(timestamps[timestamps.length - 1].toLocaleDateString());
                }
            });
        },

        
        getNamespaceName: function(ns) {
            const nsMapping = {
                0: 'Main',
                1: 'Talk',
                2: 'User',
                3: 'User talk',
                4: 'Project',
                5: 'Project talk',
                6: 'File',
                7: 'File talk',
                8: 'MediaWiki',
                9: 'MediaWiki talk',
                10: 'Template',
                11: 'Template talk',
                12: 'Help',
                13: 'Help talk',
                14: 'Category',
                15: 'Category talk',
                100: 'Portal',
                101: 'Portal talk'
            };
            return nsMapping[ns] || ns;
        },

        applyFilters: function(contributions) {
            const startDate = $('#start-date').val() ? new Date($('#start-date').val()) : null;
            const endDate = $('#end-date').val() ? new Date($('#end-date').val()) : null;
            let namespaceFilter = $('#namespace-filter').val() || [];
            const sizeFilter = $('#size-filter').val();
            const sortOrder = $('#sort-order').val();

            
            if (namespaceFilter.includes('all')) {
                namespaceFilter = [];
            }

            let filtered = contributions.filter(contrib => {
                const contribDate = new Date(contrib.timestamp);
                if (startDate && contribDate < startDate) return false;
                if (endDate && contribDate > endDate) return false;
                if (namespaceFilter.length > 0 && !namespaceFilter.includes(contrib.ns.toString())) return false;
                if (sizeFilter) {
                    const size = contrib.size || 0;
                    switch (sizeFilter) {
                        case 'small': return size < 50;
                        case 'medium': return size >= 50 && size <= 500;
                        case 'large': return size > 500;
                    }
                }
                return true;
            });

            
            filtered.sort((a, b) => {
                return sortOrder === 'asc'
                    ? new Date(a.timestamp) - new Date(b.timestamp)
                    : new Date(b.timestamp) - new Date(a.timestamp);
            });

            return filtered;
        },

        displayFilteredEdits: function() {
            const userName = mw.config.get('wgRelevantUserName');
            const api = new mw.Api();
            api.get({
                action: 'query',
                list: 'usercontribs',
                ucuser: userName,
                uclimit: 'max',
                ucprop: 'ids|title|timestamp|size|ns|parentid'
            }).done((data) => {
                const allContributions = data.query.usercontribs;
                const filtered = this.applyFilters(allContributions);
                const $tbody = $('#filtered-edits-table tbody');
                $tbody.empty();

                if (filtered.length === 0) {
                    $tbody.append('<tr><td colspan="6" style="text-align:center; padding:5px;">No edits match the selected filters.</td></tr>');
                } else {
                    filtered.forEach(contrib => {
                        const row = `
                            <tr>
                                <td style="padding: 5px; border: 1px solid #ccc;">${contrib.revid}</td>
                                <td style="padding: 5px; border: 1px solid #ccc;">${contrib.title}</td>
                                <td style="padding: 5px; border: 1px solid #ccc;">${new Date(contrib.timestamp).toLocaleString()}</td>
                                <td style="padding: 5px; border: 1px solid #ccc;">${this.getNamespaceName(contrib.ns)}</td>
                                <td style="padding: 5px; border: 1px solid #ccc;">${contrib.size || 0}</td>
                                <td style="padding: 5px; border: 1px solid #ccc; text-align: center;">
                                    <input type="checkbox" class="filtered-rollback-checkbox" data-revid="${contrib.revid}" data-parentid="${contrib.parentid}" data-title="${contrib.title}">
                                </td>
                            </tr>
                        `;
                        $tbody.append(row);
                    });
                }
                $('#filtered-edits-container').style = "display:block;";
                $('#filtered-edits-container').slideDown();
            });
        },

        confirmAction: function(message, count) {
            return new Promise((resolve) => {
                const $modal = $(`
                    <div style="position: fixed; top: 0; left: 0; width: 100%; height: 100%;
                         background: rgba(0,0,0,0.5); display: flex; align-items: center; justify-content: center; z-index: 9999;">
                        <div style="background: #fff; padding: 20px; border-radius: 4px; max-width: 400px; width: 90%;">
                            <h4 style="margin-top:0;">Confirm Rollback</h4>
                            <p>${message}</p>
                            <p>Number of edits: ${count}</p>
                            <div style="text-align: right; margin-top: 15px;">
                                <button id="confirm-action" style="padding: 5px 10px; background-color: #007bff; color: #fff; border: none; border-radius: 3px; cursor: pointer; margin-right: 5px;">Confirm</button>
                                <button id="cancel-action" style="padding: 5px 10px; background-color: #aaa; color: #fff; border: none; border-radius: 3px; cursor: pointer;">Cancel</button>
                            </div>
                        </div>
                    </div>
                `);
                $('body').append($modal);
                $modal.find('#confirm-action').on('click', function() {
                    $modal.remove();
                    resolve(true);
                });
                $modal.find('#cancel-action').on('click', function() {
                    $modal.remove();
                    resolve(false);
                });
            });
        },

        performRollback: function(contributions) {
            const userName = mw.config.get('wgRelevantUserName');
            const reason = $('#rollback-reason').val() === 'other' 
                ? $('#custom-reason').val() 
                : $('#rollback-reason option:selected').text();
            const api = new mw.Api();
            const promises = contributions.map(contrib => {
                const summary = `Reverted edit by [[User:${userName}|${userName}]]: ${reason}`;
                return api.postWithToken('csrf', {
                    action: 'edit',
                    undoafter: contrib.parentid,
                    undo: contrib.revid,
                    title: contrib.title,
                    summary: summary
                });
            });
            return Promise.all(promises);
        },

        rollbackSelected: async function() {
            const selected = $('.rollback-checkbox:checked').map(function() {
                return {
                    title: $(this).data('title'),
                    revid: $(this).data('revid'),
                    parentid: $(this).data('parentid')
                };
            }).get();

            if (selected.length === 0) {
                mw.notify('No edits selected.', { type: 'warn' });
                return;
            }
            const confirmed = await this.confirmAction('Are you sure you want to rollback the selected edits?', selected.length);
            if (!confirmed) return;
            try {
                await this.performRollback(selected);
                mw.notify(`Successfully rolled back ${selected.length} edits.`, { type: 'success' });
                location.reload();
            } catch (error) {
                mw.notify('Error during rollback.', { type: 'error' });
                console.error(error);
            }
        },

        rollbackSelectedFromFiltered: async function() {
            const selected = $('.filtered-rollback-checkbox:checked').map(function() {
                return {
                    title: $(this).data('title'),
                    revid: $(this).data('revid'),
                    parentid: $(this).data('parentid')
                };
            }).get();

            if (selected.length === 0) {
                mw.notify('No filtered edits selected.', { type: 'warn' });
                return;
            }
            const confirmed = await this.confirmAction('Are you sure you want to rollback the selected filtered edits?', selected.length);
            if (!confirmed) return;
            try {
                await this.performRollback(selected);
                mw.notify(`Successfully rolled back ${selected.length} filtered edits.`, { type: 'success' });
                location.reload();
            } catch (error) {
                mw.notify('Error during rollback.', { type: 'error' });
                console.error(error);
            }
        },

        rollbackAll: async function() {
            const userName = mw.config.get('wgRelevantUserName');
            const api = new mw.Api();
            try {
                const data = await api.get({
                    action: 'query',
                    list: 'usercontribs',
                    ucuser: userName,
                    uclimit: 'max',
                    ucprop: 'ids|title|parentid'
                });
                const contributions = data.query.usercontribs;
                if (contributions.length === 0) {
                    mw.notify('No edits to rollback.', { type: 'warn' });
                    return;
                }
                const confirmed = await this.confirmAction('Are you sure you want to rollback ALL edits?', contributions.length);
                if (!confirmed) return;
                await this.performRollback(contributions);
                mw.notify(`Successfully rolled back all ${contributions.length} edits.`, { type: 'success' });
                location.reload();
            } catch (error) {
                mw.notify('Error during rollback.', { type: 'error' });
                console.error(error);
            }
        }
    };

    $(document).ready(function() {
        MassRollback.init();
    });
})(jQuery, mediaWiki);