<!DOCTYPE html>
<html lang="zh-TW">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta name="csrf-token" content="{{ csrf_token() }}">
    <title>{% block title %}EwoooC{% endblock %}</title>

    <link rel="preconnect" href="https://fonts.googleapis.com">
    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
    <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600;700;800&family=Noto+Sans+TC:wght@400;500;600;700;800&display=swap" rel="stylesheet">
    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" rel="stylesheet">
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0/css/all.min.css">
    <link rel="stylesheet" href="{{ url_for('static', filename='css/ewoooc-tokens.css') }}">
    <link rel="stylesheet" href="{{ url_for('static', filename='css/ewoooc-shell.css') }}">
    {% block extra_css %}{% endblock %}
</head>
<body class="momo-v2-body">
    <div class="momo-app momo-shell" id="momo-shell">
        {% include 'components/_ewoooc_shell.html' %}

        {% set _next_run = next_run|default(None) %}
        {% set _session_username = session.get('username') if session is defined else None %}
        {% set _session_role = session.get('role') if session is defined else None %}
        {% set _is_logged_in = session.get('logged_in') if session is defined else false %}

        <section class="momo-main-shell">
            <header class="momo-topbar">
                <button class="momo-mobile-menu-button" type="button" data-momo-sidebar-toggle aria-label="開啟主選單">
                    <i class="fas fa-bars"></i>
                </button>

                <form class="momo-search-box" role="search" method="GET" action="/">
                    <i class="fas fa-search" aria-hidden="true"></i>
                    <input class="momo-search-input momo-mono" type="search" name="q" value="{{ search_query|default('') }}" placeholder="搜尋商品名稱、編號、品牌...">
                    <kbd class="momo-shortcut momo-mono">⌘K</kbd>
                </form>

                <div class="momo-topbar-spacer"></div>

                {% if _next_run %}
                    <div class="momo-topbar-pill momo-mono">
                        <span class="momo-live-dot"></span>
                        <span>下次排程</span>
                        <strong>{{ _next_run }}</strong>
                    </div>
                {% endif %}

                <button class="momo-icon-button" type="button" title="說明">
                    <i class="fas fa-circle-question"></i>
                </button>
                <button class="momo-icon-button" type="button" title="通知">
                    <i class="fas fa-bell"></i>
                </button>

                {% if _is_logged_in %}
                    <button class="momo-user-chip" type="button">
                        <span class="momo-avatar">{{ (_session_username or '已')[:1] }}</span>
                        <span class="momo-user-meta">
                            <span class="momo-user-name">{{ _session_username or '已登入' }}</span>
                            {% if _session_role %}
                                <span class="momo-user-role">{{ _session_role }}</span>
                            {% endif %}
                        </span>
                        <i class="fas fa-chevron-down" aria-hidden="true"></i>
                    </button>
                {% endif %}
            </header>

            <main class="momo-content">
                {% block ewooo_content %}{% endblock %}
            </main>
        </section>
    </div>

    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/js/bootstrap.bundle.min.js"></script>

    <!-- MOMO 404 防呆攔截：避免自動打開 EC404 頁面 -->
    <script>
        (function () {
            if (window.__momoLinkGuardInstalled) {
                return;
            }
            window.__momoLinkGuardInstalled = true;

            const MOMO_HOSTS = new Set(['www.momoshop.com.tw', 'm.momoshop.com.tw']);
            const MOMO_CODE_RE = /^[A-Za-z0-9_-]{4,}$/;

            const toText = value => (value == null ? '' : String(value));

            const hasMomoHost = function (url) {
                const target = toText(url).trim();
                if (!target) {
                    return false;
                }
                try {
                    const parsed = new URL(target, location.origin);
                    return MOMO_HOSTS.has((parsed.hostname || '').toLowerCase());
                } catch (error) {
                    return /(^|\/)m(?:\.momoshop\.com\.tw|\.momoshop\.com\.tw)(\/|$)|www\.momoshop\.com\.tw/i.test(target);
                }
            };

            const isBlockedMomoUrl = function (url) {
                const lowered = toText(url).toLowerCase();
                if (lowered.includes('ec404.html') || lowered.includes('/ecm/js/err404/')) {
                    return true;
                }

                try {
                    const parsed = new URL(url, location.origin);
                    const path = (parsed.pathname || '').toLowerCase();
                    if (!path.includes('goodsdetail')) {
                        return false;
                    }
                    const iCode = (parsed.searchParams.get('i_code') || '').trim();
                    if (iCode) {
                        return !isLikelyMomoIcode(iCode);
                    }
                    return !/\/goodsdetail\/[^/?#]+/i.test(path);
                } catch (error) {
                    const hasGoodsDetail = /goodsdetail\.jsp/i.test(lowered);
                    if (!hasGoodsDetail) {
                        return false;
                    }
                    const hasIcode = /[?&]i_code=([^&#]+)/i.test(lowered);
                    if (!hasIcode) {
                        return true;
                    }
                    const match = /[?&]i_code=([^&#]+)/i.exec(lowered);
                    const extracted = match ? (match[1] || '').trim() : '';
                    return !isLikelyMomoIcode(extracted);
                }
            };

            const isLikelyMomoIcode = function (value) {
                const cleaned = toText(value).trim();
                if (!cleaned) {
                    return false;
                }
                const lowered = cleaned.toLowerCase();
                if (lowered === 'nan' || lowered === 'none' || lowered === 'null' || lowered === 'undefined') {
                    return false;
                }
                if (lowered.startsWith('momo_')) {
                    return false;
                }
                return MOMO_CODE_RE.test(cleaned);
            };

            const getIcodeFromUrl = function (url) {
                const target = toText(url).trim();
                if (!target) {
                    return '';
                }

                try {
                    const parsed = new URL(target, location.origin);
                    const iCode = parsed.searchParams.get('i_code');
                    if (iCode) {
                        return iCode.trim();
                    }
                } catch (error) {
                    // ignore
                }

                const match = /[?&]i_code=([^&#]+)/i.exec(target);
                return match ? decodeURIComponent(match[1] || '').trim() : '';
            };

            const buildSafeMomoUrl = function (iCode) {
                const cleaned = toText(iCode).trim();
                if (!isLikelyMomoIcode(cleaned)) {
                    return '';
                }
                return `https://www.momoshop.com.tw/goods/GoodsDetail.jsp?i_code=${encodeURIComponent(cleaned)}`;
            };

            const resolveSafeUrl = function (link, href) {
                const original = toText(link.dataset && link.dataset.momoOriginalUrl).trim();
                const explicit = toText(link.dataset && (link.dataset.trackIcode || link.dataset.trackProductId)).trim();
                const fallbackCode = explicit || getIcodeFromUrl(original) || getIcodeFromUrl(href);

                if (fallbackCode) {
                    return buildSafeMomoUrl(fallbackCode);
                }
                return '#';
            };

            const openMomoUrl = function (link, url) {
                if (!url || url === '#') {
                    return;
                }

                const target = toText(link.getAttribute('target') || '_self').toLowerCase();
                if (target === '_blank') {
                    window.open(url, '_blank', 'noopener,noreferrer');
                    return;
                }
                if (target === '_self' || target === '' ) {
                    window.location.href = url;
                    return;
                }
                window.open(url, target);
            };

            const trackMomoLink = function (payload) {
                const csrfToken = document.querySelector('meta[name="csrf-token"]')?.getAttribute('content');
                const body = {
                    status: 'tracked',
                    ...payload
                };

                const headers = {
                    'Content-Type': 'application/json'
                };
                if (csrfToken) {
                    headers['X-CSRFToken'] = csrfToken;
                }

                fetch('/api/track_momo_link', {
                    method: 'POST',
                    headers,
                    body: JSON.stringify(body),
                    keepalive: true
                }).catch(() => {});
            };

            const guardMomoLink = function (event) {
                if (event.defaultPrevented) {
                    return;
                }

                if (event.type === 'click' && event.button && event.button !== 0) {
                    return;
                }
                if (event.type === 'auxclick' && event.button !== 1) {
                    return;
                }

                const link = event.target.closest ? event.target.closest('a') : null;
                if (!link) {
                    return;
                }

                const href = toText(link.getAttribute('href') || '').trim();
                if (!href || href === '#') {
                    return;
                }

                const isTrackedClass = link.classList && link.classList.contains('momo-tracked-link');
                const raw = toText(link.getAttribute('href') || '').trim();
                const original = toText(link.dataset && link.dataset.momoOriginalUrl).trim();
                if (!isTrackedClass && !hasMomoHost(raw) && !hasMomoHost(original)) {
                    return;
                }

                const blocked = isBlockedMomoUrl(href) || isBlockedMomoUrl(original);
                const payload = {
                    url: original || href,
                    page: location.pathname,
                    source: toText(link.dataset && link.dataset.trackSource) || 'auto-guard',
                    platform: toText(link.dataset && link.dataset.trackPlatform) || 'momo',
                    product_id: toText(link.dataset && link.dataset.trackProductId) || '',
                    i_code: toText(link.dataset && link.dataset.trackIcode) || '',
                    product_name: toText(link.dataset && link.dataset.trackProductName) || '',
                    label: toText(link.textContent || '').trim(),
                    effective_url: href,
                    blocked: blocked
                };

                if (!blocked && !isTrackedClass) {
                    return;
                }

                if (blocked) {
                    event.preventDefault();

                    const safeUrl = resolveSafeUrl(link, href);
                    if (safeUrl && safeUrl !== href) {
                        link.setAttribute('href', safeUrl);
                        payload.effective_url = safeUrl;
                        openMomoUrl(link, safeUrl);
                    }

                    trackMomoLink(payload);
                    return;
                }

                trackMomoLink(payload);
            };

            document.addEventListener('click', guardMomoLink, true);
            document.addEventListener('auxclick', guardMomoLink, true);
        })();
    </script>
    <script>
        const csrfToken = document.querySelector('meta[name="csrf-token"]')?.getAttribute('content');

        const fetchWithCSRF = (url, options = {}) => {
            options.headers = {
                ...options.headers,
                'X-CSRFToken': csrfToken
            };
            return fetch(url, options);
        };

        (function () {
            const shell = document.getElementById('momo-shell');
            const toggle = document.querySelector('[data-momo-sidebar-toggle]');
            const close = document.querySelector('[data-momo-sidebar-close]');

            if (!shell || !toggle) return;

            toggle.addEventListener('click', function () {
                shell.classList.toggle('is-sidebar-open');
            });

            if (close) {
                close.addEventListener('click', function () {
                    shell.classList.remove('is-sidebar-open');
                });
            }
        })();
    </script>
    {% block extra_js %}{% endblock %}
</body>
</html>
