{% extends "base.html" %}

{% block title %}{{ display_name }} - AI Conversation Viewer{% endblock %}

{% block breadcrumb %}
<nav class="mb-6" aria-label="breadcrumb">
    <ol class="flex items-center space-x-2 text-sm">
        <li>
            <a href="/"
               class="flex items-center text-primary-600 dark:text-primary-400 hover:text-primary-700 dark:hover:text-primary-300 transition">
                <i class="bi bi-house mr-1"></i>
                {{ t('dashboard') }}
            </a>
        </li>
        <li class="text-gray-400 dark:text-gray-600">
            <i class="bi bi-chevron-right"></i>
        </li>
        <li>
            <a href="/sessions?view={{ current_view or 'qwen' }}"
               class="flex items-center text-primary-600 dark:text-primary-400 hover:text-primary-700 dark:hover:text-primary-300 transition">
                <i class="bi bi-folder2-open mr-1"></i>
                {{ t('projects') }}
            </a>
        </li>
        <li class="text-gray-400 dark:text-gray-600">
            <i class="bi bi-chevron-right"></i>
        </li>
        <li class="text-gray-700 dark:text-gray-300 font-medium truncate max-w-md" title="{{ display_name }}">
            {{ display_name }}
        </li>
    </ol>
</nav>
{% endblock %}

{% block content %}
<div class="space-y-6">
    <!-- Header -->
    <div class="flex flex-col sm:flex-row sm:items-center sm:justify-between gap-4">
        <h1 class="text-3xl font-bold text-gray-900 dark:text-white flex items-center">
            <i class="bi bi-folder2-open mr-3 text-primary-600 dark:text-primary-400"></i>
            <span class="truncate">{{ display_name }}</span>
        </h1>
        <div class="flex items-center space-x-3">
            <div class="bg-white dark:bg-gray-800 border border-gray-200 dark:border-gray-700 rounded-lg px-4 py-2">
                <span class="text-sm text-gray-600 dark:text-gray-400">
                    <i class="bi bi-chat-dots mr-1"></i>
                    <span class="font-semibold text-gray-900 dark:text-white">{{ sessions|length }}</span>
                    {{ t('sessions') }}
                </span>
            </div>
        </div>
    </div>

    {% if sessions %}
        <!-- Session Cards Grid -->
        <div class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-4">
            {% for session in sessions %}
                <div class="group bg-white dark:bg-gray-800 rounded-lg shadow-sm border border-gray-200 dark:border-gray-700 hover:shadow-lg hover:border-primary-300 dark:hover:border-primary-700 transition-all duration-200">
                    <div class="p-6 space-y-4">
                        <!-- Session Title Header -->
                        <div class="flex items-center justify-between">
                            <div class="flex items-center space-x-2 flex-1 min-w-0">
                                <i class="bi bi-chat-text text-primary-600 dark:text-primary-400"></i>
                                <h3 class="text-base font-semibold text-gray-900 dark:text-white truncate" title="{{ session.title }}">
                                    {{ session.title }}
                                </h3>
                            </div>
                            <button class="session-favorite-btn flex-shrink-0 p-2 rounded-lg text-gray-400 hover:text-amber-500 dark:text-gray-500 dark:hover:text-amber-400 hover:bg-amber-50 dark:hover:bg-amber-900/20 transition-all duration-200"
                                    data-view="{{ current_view or 'qwen' }}"
                                    data-project="{{ project_name }}"
                                    data-session="{{ session.id }}"
                                    title="{{ t('favorite_session_tooltip') }}">
                                <i class="bi bi-star text-lg"></i>
                            </button>
                        </div>

                        <!-- Session Stats -->
                        <div class="space-y-2">
                            <div class="flex items-center text-sm text-gray-600 dark:text-gray-400">
                                <i class="bi bi-chat-dots w-5"></i>
                                <span class="ml-2">{{ session.message_count }} {{ t('messages') }}</span>
                            </div>
                            <div class="flex items-center text-sm text-gray-600 dark:text-gray-400">
                                <i class="bi bi-hdd w-5"></i>
                                <span class="ml-2" data-filesize="{{ session.size }}">{{ session.size }} {{ t('bytes') }}</span>
                            </div>
                            <div class="flex items-center text-sm text-gray-600 dark:text-gray-400">
                                <i class="bi bi-clock w-5"></i>
                                <span class="ml-2" data-timestamp="{{ session.modified }}">{{ session.modified }}</span>
                            </div>
                        </div>

                        <!-- Session Footer -->
                        <div class="flex items-center justify-between pt-4 border-t border-gray-200 dark:border-gray-700">
                            <div class="text-xs text-gray-500 dark:text-gray-500 font-mono truncate max-w-[60%]" title="{{ session.id }}">
                                ID: {{ session.id[:12] }}...
                            </div>
                            <a href="/conversation/{{ project_name | urlencode }}/{{ session.id | urlencode }}?view={{ current_view or 'qwen' }}"
                               class="inline-flex items-center px-4 py-2 bg-primary-600 hover:bg-primary-700 text-white text-sm font-medium rounded-lg transition-colors group-hover:bg-primary-700">
                                <i class="bi bi-eye mr-2"></i>
                                {{ t('view') }}
                            </a>
                        </div>
                    </div>
                </div>
            {% endfor %}
        </div>

        <!-- Session Timeline (for multiple sessions) -->
        {% if sessions|length > 1 %}
        <div class="bg-white dark:bg-gray-800 rounded-lg shadow-sm border border-gray-200 dark:border-gray-700 overflow-hidden">
            <div class="bg-gray-50 dark:bg-gray-900 border-b border-gray-200 dark:border-gray-700 px-6 py-4">
                <h2 class="text-lg font-semibold text-gray-900 dark:text-white flex items-center">
                    <i class="bi bi-graph-up mr-2 text-primary-600 dark:text-primary-400"></i>
                    Session Activity Timeline
                </h2>
            </div>
            <div class="p-6">
                <div class="relative pl-8 space-y-6">
                    <!-- Vertical line -->
                    <div class="absolute left-3 top-0 bottom-0 w-0.5 bg-gradient-to-b from-primary-400 via-primary-300 to-transparent dark:from-primary-600 dark:via-primary-700"></div>

                    {% for session in sessions[:10] %}
                        <div class="relative">
                            <!-- Timeline marker -->
                            <div class="absolute -left-[1.6rem] top-1 w-3 h-3 bg-primary-500 dark:bg-primary-600 rounded-full border-2 border-white dark:border-gray-800 shadow-lg"></div>

                            <!-- Timeline content -->
                            <div class="bg-gray-50 dark:bg-gray-900 border border-gray-200 dark:border-gray-700 rounded-lg p-4 hover:border-primary-300 dark:hover:border-primary-700 transition-colors">
                                <div class="flex flex-col sm:flex-row sm:items-center sm:justify-between gap-2">
                                    <div class="space-y-1">
                                        <div class="text-sm font-semibold text-gray-900 dark:text-white truncate" title="{{ session.title }}">
                                            {{ session.title }}
                                        </div>
                                        <div class="flex items-center text-sm text-gray-600 dark:text-gray-400">
                                            <i class="bi bi-chat-dots mr-1"></i>
                                            {{ session.message_count }} {{ t('messages') }}
                                        </div>
                                    </div>
                                    <div class="text-sm text-gray-500 dark:text-gray-500" data-timestamp="{{ session.modified }}">
                                        {{ session.modified }}
                                    </div>
                                </div>
                            </div>
                        </div>
                    {% endfor %}
                </div>

                {% if sessions|length > 10 %}
                    <div class="mt-6 text-center">
                        <p class="text-sm text-gray-500 dark:text-gray-500">
                            {{ t('showing') }} 10 {{ t('recent_sessions') }} {{ t('of') }} <span class="font-semibold">{{ sessions|length }}</span> {{ t('total') }}
                        </p>
                    </div>
                {% endif %}
            </div>
        </div>
        {% endif %}
    {% else %}
        <!-- Empty State -->
        <div class="bg-white dark:bg-gray-800 rounded-lg shadow-sm border border-gray-200 dark:border-gray-700 p-12 text-center">
            <div class="max-w-md mx-auto space-y-4">
                <div class="flex justify-center">
                    <div class="bg-gray-100 dark:bg-gray-900 p-6 rounded-full">
                        <i class="bi bi-chat-x text-6xl text-gray-400 dark:text-gray-600"></i>
                    </div>
                </div>
                <h3 class="text-2xl font-bold text-gray-900 dark:text-white">{{ t('no_sessions_found') }}</h3>
                <p class="text-gray-600 dark:text-gray-400">
                    {{ t('no_sessions_in_project') }}
                </p>
                <a href="/sessions?view={{ current_view or 'qwen' }}"
                   class="inline-flex items-center px-6 py-3 bg-primary-600 hover:bg-primary-700 text-white font-medium rounded-lg transition-colors mt-4">
                    <i class="bi bi-arrow-left mr-2"></i>
                    {{ t('back_to_projects') }}
                </a>
            </div>
        </div>
    {% endif %}
</div>

<script>
    // Format filesizes and timestamps on page load
    document.addEventListener('DOMContentLoaded', function() {
        // Format file sizes
        document.querySelectorAll('[data-filesize]').forEach(el => {
            const bytes = parseInt(el.dataset.filesize);
            el.textContent = window.formatFileSize(bytes);
        });

        // Format timestamps
        document.querySelectorAll('[data-timestamp]').forEach(el => {
            const timestamp = el.dataset.timestamp;
            el.textContent = window.formatRelativeTime(timestamp);
        });

        // Setup session favorite buttons
        setupSessionFavorites();
    });

    function setupSessionFavorites() {
        const favoriteButtons = document.querySelectorAll('.session-favorite-btn');

        favoriteButtons.forEach(btn => {
            // Check if this session is already favorited
            checkSessionFavoriteStatus(btn);

            // Add click event listener
            btn.addEventListener('click', (e) => {
                e.preventDefault();
                e.stopPropagation();
                toggleSessionFavorite(btn);
            });
        });
    }

    async function checkSessionFavoriteStatus(btn) {
        const view = btn.dataset.view;
        const project = btn.dataset.project;
        const session = btn.dataset.session;

        try {
            const response = await fetch(`/api/favorites/check/${view}/${project}/${session}`);
            if (response.ok) {
                const data = await response.json();
                if (data.exists) {
                    markAsFavorited(btn, data.favorite_id);
                }
            }
        } catch (error) {
            console.error('Failed to check session favorite status:', error);
        }
    }

    async function toggleSessionFavorite(btn) {
        const isFavorited = btn.classList.contains('favorited');

        if (isFavorited) {
            const favoriteId = btn.dataset.favoriteId;
            await removeFavorite(btn, favoriteId);
        } else {
            await addSessionFavorite(btn);
        }
    }

    async function addSessionFavorite(btn) {
        const view = btn.dataset.view;
        const project = btn.dataset.project;
        const session = btn.dataset.session;
        const title = `Session: ${session.substring(0, 12)}...`;

        const payload = {
            type: 'session',
            view: view,
            project_name: project,
            session_id: session,
            title: title,
            tags: []
        };

        try {
            const response = await fetch('/api/favorites', {
                method: 'POST',
                headers: { 'Content-Type': 'application/json' },
                body: JSON.stringify(payload)
            });

            if (response.ok) {
                const data = await response.json();
                markAsFavorited(btn, data.favorite_id);
                window.claudeViewer.showNotification(PROJECT_VIEW_TRANSLATIONS.session_added_favorites, 'success');
                window.claudeViewer.updateFavoritesCount();
            } else {
                window.claudeViewer.showNotification(PROJECT_VIEW_TRANSLATIONS.failed_add_favorites, 'error');
            }
        } catch (error) {
            console.error('Failed to add session favorite:', error);
            window.claudeViewer.showNotification(PROJECT_VIEW_TRANSLATIONS.failed_add_favorites, 'error');
        }
    }

    async function removeFavorite(btn, favoriteId) {
        try {
            const response = await fetch(`/api/favorites/${favoriteId}`, {
                method: 'DELETE'
            });

            if (response.ok) {
                markAsNotFavorited(btn);
                window.claudeViewer.showNotification(PROJECT_VIEW_TRANSLATIONS.session_removed_favorites, 'success');
                window.claudeViewer.updateFavoritesCount();
            } else {
                window.claudeViewer.showNotification(PROJECT_VIEW_TRANSLATIONS.failed_remove_favorites, 'error');
            }
        } catch (error) {
            console.error('Failed to remove favorite:', error);
            window.claudeViewer.showNotification(PROJECT_VIEW_TRANSLATIONS.failed_remove_favorites, 'error');
        }
    }

    function markAsFavorited(btn, favoriteId) {
        btn.classList.add('favorited');
        btn.dataset.favoriteId = favoriteId;
        btn.classList.remove('text-gray-400', 'dark:text-gray-500');
        btn.classList.add('text-amber-500', 'dark:text-amber-400');
        const icon = btn.querySelector('i');
        icon.classList.remove('bi-star');
        icon.classList.add('bi-star-fill');
        btn.title = '{{ t('remove_from_favorites_tooltip') }}';
    }

    function markAsNotFavorited(btn) {
        btn.classList.remove('favorited');
        delete btn.dataset.favoriteId;
        btn.classList.remove('text-amber-500', 'dark:text-amber-400');
        btn.classList.add('text-gray-400', 'dark:text-gray-500');
        const icon = btn.querySelector('i');
        icon.classList.remove('bi-star-fill');
        icon.classList.add('bi-star');
        btn.title = '{{ t('favorite_session_tooltip') }}';
    }

    // Translations for JS
    const PROJECT_VIEW_TRANSLATIONS = {
        session_added_favorites: '{{ t("session_added_favorites") }}',
        failed_add_favorites: '{{ t("failed_add_favorites") }}',
        session_removed_favorites: '{{ t("session_removed_favorites") }}',
        failed_remove_favorites: '{{ t("failed_remove_favorites") }}'
    };
</script>
{% endblock %}