/**
 * WooAApanel Account JS
 *
 * Customer My Account "Web Hosting" tab.
 * Handles site and database panels.
 * Integrates WooDomains PowerDNS for DNS management if active.
 */
(function ($) {
    'use strict';

    var cfg        = wooaapanelAcct;
    var ajaxUrl    = cfg.ajax_url;
    var nonce      = cfg.nonce;
    var pdnsActive = parseInt(cfg.pdns_active, 10) === 1;
    var pdnsNonce  = cfg.pdns_nonce;

    /* ── Utility ──────────────────────────────────────────────── */

    function post(action, data, cb) {
        data = $.extend({ action: action, nonce: nonce }, data);
        $.post(ajaxUrl, data, cb).fail(function () {
            setNotice('#wap-acct-notices', 'Request failed. Please reload and try again.', 'error');
        });
    }

    function pdnsPost(action, data, cb) {
        data = $.extend({ action: action, nonce: pdnsNonce }, data);
        $.post(ajaxUrl, data, cb);
    }

    function setNotice(selector, msg, type) {
        var $el = $(selector);
        $el.attr('class', 'woocommerce-' + (type === 'error' ? 'error' : 'message') + ' woocommerce-info')
           .text(msg).show();
        setTimeout(function () { $el.fadeOut(); }, 5000);
    }

    function inlineNotice($el, msg, type) {
        $el.text(msg).attr('class', 'wap-notice-inline ' + (type === 'error' ? 'error' : 'ok'));
        setTimeout(function () { $el.text('').removeClass('ok error'); }, 4000);
    }

    function escHtml(s) {
        return String(s)
            .replace(/&/g,'&amp;').replace(/</g,'&lt;')
            .replace(/>/g,'&gt;').replace(/"/g,'&quot;');
    }

    function siteOpts($panel) {
        return {
            server_id: $panel.data('server-id'),
            site_name: $panel.data('site-name')
        };
    }

    function dbOpts($panel) {
        return {
            server_id: $panel.data('server-id'),
            db_name:   $panel.data('db-name')
        };
    }

    /* ══════════════════════════════════════════════════════════
       SITE PANELS
    ══════════════════════════════════════════════════════════ */

    /* ── Domains ──────────────────────────────────────────────── */

    $(document).on('click', '.wap-load-domains', function () {
        var $panel = $(this).closest('.wap-site-panel');
        var $sec   = $panel.find('.wap-domains-section');
        $sec.toggle();
        if ($sec.is(':visible')) {
            loadDomains($panel);
        }
    });

    function loadDomains($panel) {
        var opts = siteOpts($panel);
        var $list = $panel.find('.wap-domains-list').html('<em>Loading…</em>');
        post('wooaapanel_acct_site_domains', opts, function (res) {
            var domains = res.data && res.data.data ? res.data.data : [];
            if (!domains.length) { $list.html('<p>No extra domains.</p>'); return; }
            var html = '<table class="woocommerce-table"><thead><tr><th>Domain</th><th>Port</th><th></th></tr></thead><tbody>';
            $.each(domains, function (i, d) {
                html += '<tr><td>' + escHtml(d.name || d.domain || '') + '</td><td>' + (d.port || '') + '</td>'
                     + '<td><button class="button wap-del-domain wap-btn-sm" data-domain="' + escHtml(d.name || d.domain || '') + '" data-id="' + (d.id || 0) + '">Remove</button></td></tr>';
            });
            html += '</tbody></table>';
            $list.html(html);

            $list.find('.wap-del-domain').on('click', function () {
                if (!confirm('Remove this domain?')) return;
                post('wooaapanel_acct_site_del_domain', $.extend({}, opts, {
                    domain:  $(this).data('domain'),
                    site_id: $(this).data('id')
                }), function () { loadDomains($panel); });
            });
        });
    }

    $(document).on('click', '.wap-add-domain-btn', function () {
        var $panel  = $(this).closest('.wap-site-panel');
        var domain  = $panel.find('.wap-new-domain').val();
        var $notice = $panel.find('.wap-domain-notice');
        if (!domain) { inlineNotice($notice, 'Enter a domain name.', 'error'); return; }
        post('wooaapanel_acct_site_add_domain', $.extend({}, siteOpts($panel), { domain: domain }), function (res) {
            inlineNotice($notice, res.success ? 'Domain added!' : (res.data || 'Error.'), res.success ? 'ok' : 'error');
            if (res.success) { $panel.find('.wap-new-domain').val(''); loadDomains($panel); }
        });
    });

    /* ── PHP Version ──────────────────────────────────────────── */

    $(document).on('click', '.wap-load-php', function () {
        var $panel = $(this).closest('.wap-site-panel');
        var $sec   = $panel.find('.wap-php-section');
        $sec.toggle();
        if ($sec.is(':visible') && !$sec.data('loaded')) {
            $sec.data('loaded', 1);
            loadPhpSection($panel, $sec);
        }
    });

    function loadPhpSection($panel, $sec) {
        var opts = siteOpts($panel);
        $sec.find('.wap-php-current').text('Loading…');
        post('wooaapanel_acct_site_php_get', opts, function (res) {
            var current = res.data && res.data.version ? res.data.version : '?';
            $sec.find('.wap-php-current').html('Current PHP version: <strong>' + escHtml(current) + '</strong>');
            post('wooaapanel_acct_site_php_versions', opts, function (res2) {
                var versions = res2.data && res2.data.version ? res2.data.version : [];
                var opts2 = '';
                $.each(versions, function (i, v) {
                    var ver = v.version || v;
                    opts2 += '<option value="' + escHtml(ver) + '"' + (ver == current ? ' selected' : '') + '>' + escHtml(ver) + '</option>';
                });
                $sec.find('.wap-php-select').html(opts2);
            });
        });
    }

    $(document).on('click', '.wap-php-set-btn', function () {
        var $panel   = $(this).closest('.wap-site-panel');
        var $sec     = $panel.find('.wap-php-section');
        var $notice  = $sec.find('.wap-php-notice');
        var version  = $sec.find('.wap-php-select').val();
        post('wooaapanel_acct_site_php_set', $.extend({}, siteOpts($panel), { version: version }), function (res) {
            inlineNotice($notice, res.success ? 'PHP version updated!' : (res.data || 'Error.'), res.success ? 'ok' : 'error');
            if (res.success) {
                $sec.data('loaded', 0);
                loadPhpSection($panel, $sec);
            }
        });
    });

    /* ── URL Rewrite ──────────────────────────────────────────── */

    $(document).on('click', '.wap-load-rewrite', function () {
        var $panel = $(this).closest('.wap-site-panel');
        var $sec   = $panel.find('.wap-rewrite-section');
        $sec.toggle();
        if ($sec.is(':visible') && !$sec.data('loaded')) {
            $sec.data('loaded', 1);
            post('wooaapanel_acct_site_rewrite_get', siteOpts($panel), function (res) {
                var content = res.data && res.data.data ? res.data.data : (res.data || '');
                $sec.find('.wap-rewrite-content').val(content);
            });
        }
    });

    $(document).on('click', '.wap-rewrite-save-btn', function () {
        var $panel  = $(this).closest('.wap-site-panel');
        var $sec    = $panel.find('.wap-rewrite-section');
        var $notice = $sec.find('.wap-rewrite-notice');
        var content = $sec.find('.wap-rewrite-content').val();
        post('wooaapanel_acct_site_rewrite_set', $.extend({}, siteOpts($panel), { content: content }), function (res) {
            inlineNotice($notice, res.success ? 'Saved!' : (res.data || 'Error.'), res.success ? 'ok' : 'error');
        });
    });

    /* ── SSL ──────────────────────────────────────────────────── */

    $(document).on('click', '.wap-load-ssl', function () {
        var $panel = $(this).closest('.wap-site-panel');
        var $sec   = $panel.find('.wap-ssl-section');
        $sec.toggle();
        if ($sec.is(':visible') && !$sec.data('loaded')) {
            $sec.data('loaded', 1);
            post('wooaapanel_acct_site_ssl_get', siteOpts($panel), function (res) {
                var d = res.data || {};
                var html = '';
                if (d.status !== undefined) {
                    var valid = d.status == 1 || d.status === true;
                    html += '<p>Status: <span class="' + (valid ? 'wap-ssl-valid' : 'wap-ssl-invalid') + '">' + (valid ? 'Active' : 'Inactive') + '</span></p>';
                }
                if (d.notAfter) html += '<p>Expires: ' + escHtml(d.notAfter) + '</p>';
                if (d.issuer)   html += '<p>Issuer: '  + escHtml(d.issuer)   + '</p>';
                if (d.subject)  html += '<p>Domain: '  + escHtml(d.subject)  + '</p>';
                if (!html) html = '<pre>' + escHtml(JSON.stringify(d, null, 2)) + '</pre>';
                $sec.find('.wap-ssl-info').html(html);
            });
        }
    });

    /* ── Server Info ──────────────────────────────────────────── */

    $(document).on('click', '.wap-load-server-info', function () {
        var $panel = $(this).closest('.wap-site-panel');
        var $sec   = $panel.find('.wap-server-section');
        $sec.toggle();
        if ($sec.is(':visible') && !$sec.data('loaded')) {
            $sec.data('loaded', 1);
            post('wooaapanel_acct_server_info', siteOpts($panel), function (res) {
                if (!res.success) { $sec.find('.wap-server-info').text(res.data || 'Error.'); return; }
                var d   = res.data;
                var html = '<table class="woocommerce-table">'
                         + '<tr><th>Server Name</th><td>' + escHtml(d.server_name || '') + '</td></tr>'
                         + '<tr><th>Server Host / IP</th><td>' + escHtml(d.server_host || '') + '</td></tr>'
                         + '<tr><th>Panel URL</th><td>' + escHtml(d.panel_url || '') + '</td></tr>';
                if (d.panel_status) {
                    html += '<tr><th>Panel Status</th><td><pre style="margin:0;font-size:11px">' + escHtml(JSON.stringify(d.panel_status, null, 2)) + '</pre></td></tr>';
                }
                html += '</table>';
                $sec.find('.wap-server-info').html(html);
            });
        }
    });

    /* ── DNS (WooDomains PowerDNS integration) ────────────────── */

    if (pdnsActive) {
        $(document).on('click', '.wap-load-dns', function () {
            var $panel = $(this).closest('.wap-site-panel');
            var zone   = $(this).data('zone');
            var $sec   = $panel.find('.wap-dns-section');
            $sec.toggle();
            if ($sec.is(':visible')) {
                loadDnsRecords($sec, zone);
            }
        });

        function loadDnsRecords($sec, zone) {
            $sec.find('.wap-dns-records-list').html('<em>Loading DNS records…</em>');
            pdnsPost('woodomains_dns_get', { zone: zone }, function (res) {
                if (!res.success) {
                    $sec.find('.wap-dns-records-list').html('<p>' + escHtml(res.data && res.data.message ? res.data.message : 'Error.') + '</p>');
                    return;
                }
                var records = res.data.records || [];
                var html = '<table class="woocommerce-table shop_table"><thead><tr>'
                         + '<th>Name</th><th>Type</th><th>TTL</th><th>Content</th><th></th>'
                         + '</tr></thead><tbody>';
                $.each(records, function (i, rr) {
                    var contents = $.map(rr.records, function (r) { return escHtml(r.content); }).join('<br>');
                    html += '<tr><td>' + escHtml(rr.name) + '</td><td>' + escHtml(rr.type) + '</td>'
                         + '<td>' + rr.ttl + '</td><td>' + contents + '</td>'
                         + '<td><button class="button wap-btn-sm wap-dns-del" data-name="' + escHtml(rr.name) + '" data-type="' + escHtml(rr.type) + '" data-zone="' + escHtml(zone) + '">Del</button></td></tr>';
                });
                html += '</tbody></table>';
                $sec.find('.wap-dns-records-list').html(html);

                $sec.find('.wap-dns-del').on('click', function () {
                    if (!confirm('Delete this DNS record?')) return;
                    pdnsPost('woodomains_dns_delete', {
                        zone: $(this).data('zone'),
                        name: $(this).data('name'),
                        type: $(this).data('type')
                    }, function () { loadDnsRecords($sec, zone); });
                });
            });
        }

        $(document).on('click', '.wap-dns-save-btn', function () {
            var $panel   = $(this).closest('.wap-site-panel');
            var $sec     = $panel.find('.wap-dns-section');
            var zone     = $sec.data('zone');
            var $notice  = $sec.find('.wap-dns-notice');
            var contents = $sec.find('.wap-dns-content').val()
                            .split('\n').filter(function (s) { return s.trim(); });

            pdnsPost('woodomains_dns_upsert', {
                zone:     zone,
                name:     $sec.find('.wap-dns-name').val(),
                type:     $sec.find('.wap-dns-type').val(),
                ttl:      parseInt($sec.find('.wap-dns-ttl').val(), 10) || 3600,
                contents: contents
            }, function (res) {
                inlineNotice($notice, res.success ? 'Saved!' : (res.data && res.data.message ? res.data.message : 'Error.'), res.success ? 'ok' : 'error');
                if (res.success) loadDnsRecords($sec, zone);
            });
        });
    }

    /* ══════════════════════════════════════════════════════════
       DATABASE PANELS
    ══════════════════════════════════════════════════════════ */

    /* ── Backup ───────────────────────────────────────────────── */

    $(document).on('click', '.wap-db-backup-btn', function () {
        var $panel   = $(this).closest('.wap-db-panel');
        var $notice  = $panel.find('.wap-db-action-notice');
        post('wooaapanel_acct_db_backup', dbOpts($panel), function (res) {
            $notice.attr('class', 'wap-db-action-notice ' + (res.success ? 'ok' : 'error'))
                   .text(res.success ? 'Backup started!' : (res.data || 'Error.'));
        });
    });

    /* ── Backup list ──────────────────────────────────────────── */

    $(document).on('click', '.wap-load-db-backups', function () {
        var $panel = $(this).closest('.wap-db-panel');
        var $sec   = $panel.find('.wap-db-backups-section');
        $sec.toggle();
        if ($sec.is(':visible')) {
            loadDbBackups($panel, $sec);
        }
    });

    function loadDbBackups($panel, $sec) {
        $sec.find('.wap-db-backups-list').html('<em>Loading…</em>');
        post('wooaapanel_acct_db_backups', dbOpts($panel), function (res) {
            var backups = res.data && res.data.data ? res.data.data : [];
            if (!backups.length) { $sec.find('.wap-db-backups-list').html('<p>No backups found.</p>'); return; }
            var html = '<table class="woocommerce-table"><thead><tr><th>File</th><th>Size</th><th>Date</th><th></th></tr></thead><tbody>';
            $.each(backups, function (i, b) {
                html += '<tr><td>' + escHtml(b.name || '') + '</td><td>' + escHtml(b.size || '') + '</td><td>' + escHtml(b.addtime || '') + '</td>'
                     + '<td><button class="button wap-btn-sm wap-del-db-backup" data-id="' + (b.id || '') + '">Del</button></td></tr>';
            });
            html += '</tbody></table>';
            $sec.find('.wap-db-backups-list').html(html);

            $sec.find('.wap-del-db-backup').on('click', function () {
                if (!confirm('Delete this backup?')) return;
                post('wooaapanel_acct_db_backup_delete', $.extend({}, dbOpts($panel), { backup_id: $(this).data('id') }), function () {
                    loadDbBackups($panel, $sec);
                });
            });
        });
    }

    /* ── Optimize ─────────────────────────────────────────────── */

    $(document).on('click', '.wap-db-optimize-btn', function () {
        var $panel  = $(this).closest('.wap-db-panel');
        var $notice = $panel.find('.wap-db-action-notice');
        post('wooaapanel_acct_db_optimize', dbOpts($panel), function (res) {
            $notice.attr('class', 'wap-db-action-notice ' + (res.success ? 'ok' : 'error'))
                   .text(res.success ? 'Database optimized!' : (res.data || 'Error.'));
        });
    });

    /* ── Repair ───────────────────────────────────────────────── */

    $(document).on('click', '.wap-db-repair-btn', function () {
        var $panel  = $(this).closest('.wap-db-panel');
        var $notice = $panel.find('.wap-db-action-notice');
        post('wooaapanel_acct_db_repair', dbOpts($panel), function (res) {
            $notice.attr('class', 'wap-db-action-notice ' + (res.success ? 'ok' : 'error'))
                   .text(res.success ? 'Database repaired!' : (res.data || 'Error.'));
        });
    });

    /* ── Change Password ──────────────────────────────────────── */

    $(document).on('click', '.wap-db-password-btn', function () {
        var $panel = $(this).closest('.wap-db-panel');
        $panel.find('.wap-db-password-section').toggle();
    });

    $(document).on('click', '.wap-db-pass-save-btn', function () {
        var $panel  = $(this).closest('.wap-db-panel');
        var $sec    = $panel.find('.wap-db-password-section');
        var $notice = $sec.find('.wap-db-pass-notice');
        var db_user = $sec.find('.wap-db-user').val();
        var password = $sec.find('.wap-db-new-pass').val();

        if (!db_user || !password) {
            inlineNotice($notice, 'Database user and password are required.', 'error'); return;
        }

        post('wooaapanel_acct_db_password', $.extend({}, dbOpts($panel), { db_user: db_user, password: password }), function (res) {
            inlineNotice($notice, res.success ? 'Password updated!' : (res.data || 'Error.'), res.success ? 'ok' : 'error');
            if (res.success) { $sec.find('.wap-db-user, .wap-db-new-pass').val(''); }
        });
    });

})(jQuery);