/**
 * P2P Wiki Draft Approval Gadget
 *
 * Adds "Approve & Publish" and "Delete Draft" buttons to pages in the Draft: namespace.
 */

(function() {
    'use strict';

    // Only run on Draft: namespace pages (namespace 118)
    if (mw.config.get('wgNamespaceNumber') !== 118) {
        return;
    }

    // Authorized users
    var authorizedUsers = ['Mbauwens', 'JeffEmmett'];
    var currentUser = mw.config.get('wgUserName');

    if (!authorizedUsers.includes(currentUser)) {
        return;
    }

    // Wait for the page to be ready
    $(document).ready(function() {
        var pageTitle = mw.config.get('wgPageName');
        var displayTitle = mw.config.get('wgTitle');
        var targetTitle = displayTitle;

        // Create the approval button container
        var $container = $('<div>')
            .attr('id', 'draft-approval-container')
            .css({
                'background': 'linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%)',
                'border': '2px solid #4caf50',
                'border-radius': '8px',
                'padding': '15px 20px',
                'margin': '15px 0',
                'display': 'flex',
                'align-items': 'center',
                'justify-content': 'space-between',
                'flex-wrap': 'wrap',
                'gap': '10px'
            });

        var $info = $('<div>')
            .css({ 'flex': '1', 'min-width': '200px' })
            .html(
                '<strong style="color: #2e7d32; font-size: 1.1em;">📝 Draft Article</strong><br>' +
                '<span style="color: #555;">This article is pending review. Approve to publish or delete to reject.</span>'
            );

        var $buttonContainer = $('<div>')
            .css({ 'display': 'flex', 'gap': '10px', 'flex-wrap': 'wrap' });

        var $approveButton = $('<button>')
            .attr('id', 'approve-draft-btn')
            .text('✓ Approve & Publish')
            .css({
                'background': '#4caf50',
                'color': 'white',
                'border': 'none',
                'border-radius': '6px',
                'padding': '12px 24px',
                'font-size': '1em',
                'font-weight': 'bold',
                'cursor': 'pointer',
                'transition': 'all 0.2s',
                'box-shadow': '0 2px 4px rgba(0,0,0,0.2)'
            })
            .hover(
                function() { $(this).css('background', '#43a047'); },
                function() { $(this).css('background', '#4caf50'); }
            );

        var $deleteButton = $('<button>')
            .attr('id', 'delete-draft-btn')
            .text('✗ Delete Draft')
            .css({
                'background': '#f44336',
                'color': 'white',
                'border': 'none',
                'border-radius': '6px',
                'padding': '12px 24px',
                'font-size': '1em',
                'font-weight': 'bold',
                'cursor': 'pointer',
                'transition': 'all 0.2s',
                'box-shadow': '0 2px 4px rgba(0,0,0,0.2)'
            })
            .hover(
                function() { $(this).css('background', '#d32f2f'); },
                function() { $(this).css('background', '#f44336'); }
            );

        $buttonContainer.append($approveButton, $deleteButton);
        $container.append($info, $buttonContainer);

        // Insert at the bottom of content
        var $content = $('#mw-content-text');
        $content.append($container);

        // Handle the approve click
        $approveButton.on('click', function() {
            if (!confirm(
                'Approve this draft?\n\n' +
                'This will:\n' +
                '• Move "Draft:' + displayTitle + '" → "' + targetTitle + '"\n' +
                '• Remove the {{Draft}} template\n' +
                '• Make the article publicly visible\n\n' +
                'Continue?'
            )) {
                return;
            }

            $approveButton
                .prop('disabled', true)
                .text('Publishing...')
                .css('background', '#9e9e9e');
            $deleteButton.prop('disabled', true);

            new mw.Api().get({
                action: 'query',
                meta: 'tokens',
                type: 'csrf'
            }).then(function(tokenData) {
                var token = tokenData.query.tokens.csrftoken;

                return new mw.Api().post({
                    action: 'move',
                    from: pageTitle,
                    to: targetTitle,
                    reason: 'Draft approved by administrator',
                    movetalk: 1,
                    noredirect: 1,
                    token: token
                });
            }).then(function(moveResult) {
                if (moveResult.error) {
                    throw new Error(moveResult.error.info);
                }

                return new mw.Api().get({
                    action: 'query',
                    titles: targetTitle,
                    prop: 'revisions',
                    rvprop: 'content',
                    rvslots: 'main'
                });
            }).then(function(contentData) {
                var pages = contentData.query.pages;
                var pageId = Object.keys(pages)[0];
                var content = pages[pageId].revisions[0].slots.main['*'];

                var newContent = content
                    .replace(/\{\{Draft\|[^}]*\}\}\s*\n?/gi, '')
                    .replace(/\{\{Draft\}\}\s*\n?/gi, '');

                if (newContent === content) {
                    return { noChange: true };
                }

                return new mw.Api().get({
                    action: 'query',
                    meta: 'tokens',
                    type: 'csrf'
                }).then(function(tokenData2) {
                    return new mw.Api().post({
                        action: 'edit',
                        title: targetTitle,
                        text: newContent,
                        summary: 'Removed draft template after approval',
                        token: tokenData2.query.tokens.csrftoken
                    });
                });
            }).then(function() {
                $container
                    .css({
                        'background': 'linear-gradient(135deg, #c8e6c9 0%, #a5d6a7 100%)',
                        'border-color': '#2e7d32'
                    });

                $container.html(
                    '<div style="text-align: center; width: 100%;">' +
                    '<strong style="color: #2e7d32; font-size: 1.2em;">✓ Draft Approved!</strong><br>' +
                    '<span style="color: #555;">Redirecting to the published article...</span>' +
                    '</div>'
                );

                setTimeout(function() {
                    window.location.href = mw.util.getUrl(targetTitle);
                }, 1500);

            }).catch(function(error) {
                var errorMsg = error.message || error;

                $approveButton
                    .prop('disabled', false)
                    .text('✓ Approve & Publish')
                    .css('background', '#4caf50');
                $deleteButton.prop('disabled', false);

                $container.after(
                    $('<div>')
                        .css({
                            'background': '#ffebee',
                            'border': '1px solid #f44336',
                            'border-radius': '6px',
                            'padding': '10px 15px',
                            'margin': '10px 0',
                            'color': '#c62828'
                        })
                        .html('<strong>Error:</strong> ' + errorMsg)
                );
            });
        });

        // Handle the delete click
        $deleteButton.on('click', function() {
            if (!confirm(
                'DELETE this draft?\n\n' +
                'This will permanently delete "Draft:' + displayTitle + '".\n\n' +
                'This action cannot be undone!\n\n' +
                'Continue?'
            )) {
                return;
            }

            $deleteButton
                .prop('disabled', true)
                .text('Deleting...')
                .css('background', '#9e9e9e');
            $approveButton.prop('disabled', true);

            new mw.Api().get({
                action: 'query',
                meta: 'tokens',
                type: 'csrf'
            }).then(function(tokenData) {
                var token = tokenData.query.tokens.csrftoken;

                return new mw.Api().post({
                    action: 'delete',
                    title: pageTitle,
                    reason: 'Draft rejected by administrator',
                    token: token
                });
            }).then(function(deleteResult) {
                if (deleteResult.error) {
                    throw new Error(deleteResult.error.info);
                }

                $container
                    .css({
                        'background': 'linear-gradient(135deg, #ffebee 0%, #ffcdd2 100%)',
                        'border-color': '#f44336'
                    });

                $container.html(
                    '<div style="text-align: center; width: 100%;">' +
                    '<strong style="color: #c62828; font-size: 1.2em;">✗ Draft Deleted</strong><br>' +
                    '<span style="color: #555;">Redirecting to main page...</span>' +
                    '</div>'
                );

                setTimeout(function() {
                    window.location.href = mw.util.getUrl('Main_Page');
                }, 1500);

            }).catch(function(error) {
                var errorMsg = error.message || error;

                $deleteButton
                    .prop('disabled', false)
                    .text('✗ Delete Draft')
                    .css('background', '#f44336');
                $approveButton.prop('disabled', false);

                $container.after(
                    $('<div>')
                        .css({
                            'background': '#ffebee',
                            'border': '1px solid #f44336',
                            'border-radius': '6px',
                            'padding': '10px 15px',
                            'margin': '10px 0',
                            'color': '#c62828'
                        })
                        .html('<strong>Error:</strong> ' + errorMsg)
                );
            });
        });
    });
})();