{% extends "base.html" %}

{% block title %}Community Settings - BalanceBoard{% endblock %}

{% block extra_css %}
<style>
    .settings-container {
        max-width: 1000px;
        margin: 0 auto;
        padding: 24px;
    }

    .settings-header {
        margin-bottom: 32px;
    }

    .settings-header h1 {
        color: var(--text-primary);
        margin-bottom: 8px;
    }

    .settings-header p {
        color: var(--text-secondary);
        font-size: 1.1rem;
    }

    .settings-content {
        background: var(--surface-color);
        border-radius: 12px;
        padding: 32px;
        border: 1px solid var(--border-color);
    }

    .community-section {
        margin-bottom: 32px;
    }

    .community-section:last-child {
        margin-bottom: 0;
    }

    .community-section h2 {
        color: var(--text-primary);
        margin-bottom: 16px;
        font-size: 1.3rem;
    }

    .community-section p {
        color: var(--text-secondary);
        margin-bottom: 24px;
        line-height: 1.6;
    }

    .platform-group {
        margin-bottom: 32px;
    }

    .platform-group h3 {
        color: var(--text-primary);
        margin-bottom: 16px;
        font-size: 1.1rem;
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .platform-icon {
        width: 24px;
        height: 24px;
        border-radius: 4px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: bold;
        color: white;
        font-size: 0.8rem;
    }

    .platform-icon.reddit { background: #ff4500; }
    .platform-icon.hackernews { background: #ff6600; }
    .platform-icon.lobsters { background: #ac130d; }
    .platform-icon.stackoverflow { background: #f48024; }

    .community-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 16px;
    }

    .community-item {
        background: var(--surface-elevation-1);
        border: 2px solid var(--border-color);
        border-radius: 8px;
        padding: 16px;
        transition: all 0.2s ease;
        cursor: pointer;
    }

    .community-item:hover {
        border-color: var(--primary-color);
        transform: translateY(-2px);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    }

    .community-item.selected {
        border-color: var(--primary-color);
        background: rgba(77, 182, 172, 0.1);
    }

    .community-header {
        display: flex;
        align-items: center;
        gap: 12px;
        margin-bottom: 8px;
    }

    .community-checkbox {
        width: 20px;
        height: 20px;
        accent-color: var(--primary-color);
    }

    .community-info h4 {
        color: var(--text-primary);
        margin-bottom: 4px;
        font-size: 1rem;
    }

    .community-info p {
        color: var(--text-secondary);
        font-size: 0.9rem;
        margin: 0;
    }

    .community-meta {
        display: flex;
        align-items: center;
        gap: 16px;
        margin-top: 8px;
        font-size: 0.85rem;
        color: var(--text-secondary);
    }

    .community-meta span {
        display: flex;
        align-items: center;
        gap: 4px;
    }

    .form-actions {
        display: flex;
        gap: 12px;
        padding-top: 24px;
        border-top: 1px solid var(--divider-color);
    }

    .btn-primary {
        padding: 12px 24px;
        background: var(--primary-color);
        color: white;
        border: none;
        border-radius: 8px;
        font-size: 1rem;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.2s ease;
    }

    .btn-primary:hover {
        background: var(--primary-hover);
        transform: translateY(-1px);
        box-shadow: 0 4px 12px rgba(77, 182, 172, 0.3);
    }

    .btn-secondary {
        background: var(--surface-elevation-1);
        color: var(--text-primary);
    }

    .btn-secondary:hover {
        background: var(--surface-elevation-2);
    }

    .selected-summary {
        background: var(--surface-elevation-1);
        border-radius: 8px;
        padding: 16px;
        margin-bottom: 24px;
        border-left: 4px solid var(--primary-color);
    }

    .selected-summary h3 {
        color: var(--text-primary);
        margin-bottom: 8px;
    }

    .selected-summary p {
        color: var(--text-secondary);
        margin: 0;
    }

    .flash-messages {
        margin-bottom: 24px;
    }

    .flash-message {
        padding: 12px 16px;
        border-radius: 8px;
        margin-bottom: 12px;
        font-size: 0.95rem;
    }

    .flash-message.success {
        background: #d4edda;
        color: #155724;
        border: 1px solid #c3e6cb;
    }

    .flash-message.error {
        background: #f8d7da;
        color: #721c24;
        border: 1px solid #f5c6cb;
    }

    @media (max-width: 768px) {
        .community-grid {
            grid-template-columns: 1fr;
        }

        .form-actions {
            flex-direction: column;
        }
    }
</style>
{% endblock %}

{% block content %}
<div class="settings-container">
    <div class="settings-header">
        <h1>Community Settings</h1>
        <p>Select which communities, subreddits, and sources to include in your feed</p>
    </div>

    <div class="settings-content">
        <div class="flash-messages">
            {% with messages = get_flashed_messages(with_categories=true) %}
                {% if messages %}
                    {% for category, message in messages %}
                        <div class="flash-message {{ category }}">{{ message }}</div>
                    {% endfor %}
                {% endif %}
            {% endwith %}
        </div>

        <form method="POST">
            <div class="selected-summary">
                <h3>Current Selection</h3>
                <p>You have selected <strong>{{ selected_communities|length }}</strong> communities out of <strong>{{ available_communities|length }}</strong> available.</p>
            </div>

            <div class="community-section">
                <h2>Available Communities</h2>
                <p>Choose the communities you want to follow. Content from these sources will appear in your feed.</p>
                
                {% set platforms = available_communities|groupby('platform') %}
                
                {% for platform, communities in platforms %}
                <div class="platform-group">
                    <h3>
                        <span class="platform-icon {{ platform }}">
                            {% if platform == 'reddit' %}R{% elif platform == 'hackernews' %}H{% elif platform == 'lobsters' %}L{% elif platform == 'stackoverflow' %}S{% endif %}
                        </span>
                        {{ platform|title }}
                    </h3>
                    
                    <div class="community-grid">
                        {% for community in communities %}
                        <div class="community-item {% if community.id in selected_communities %}selected{% endif %}" 
                             onclick="toggleCommunity(this, '{{ community.id }}')">
                            <div class="community-header">
                                <input type="checkbox" 
                                       name="communities" 
                                       value="{{ community.id }}" 
                                       class="community-checkbox"
                                       {% if community.id in selected_communities %}checked{% endif %}
                                       onclick="event.stopPropagation()">
                                <div class="community-info">
                                    <h4>{{ community.name }}</h4>
                                    <p>{{ community.platform|title }} community</p>
                                </div>
                            </div>
                            <div class="community-meta">
                                <span>📊 {{ community.platform|title }}</span>
                                <span>🔗 {{ community.id }}</span>
                            </div>
                        </div>
                        {% endfor %}
                    </div>
                </div>
                {% endfor %}
            </div>

            <div class="form-actions">
                <button type="submit" class="btn-primary">Save Community Preferences</button>
                <a href="{{ url_for('settings') }}" class="btn-primary btn-secondary">Cancel</a>
            </div>
        </form>
    </div>
</div>

<script>
function toggleCommunity(element, communityId) {
    const checkbox = element.querySelector('.community-checkbox');
    checkbox.checked = !checkbox.checked;
    
    if (checkbox.checked) {
        element.classList.add('selected');
    } else {
        element.classList.remove('selected');
    }
    
    updateSummary();
}

function updateSummary() {
    const checkedBoxes = document.querySelectorAll('.community-checkbox:checked');
    const totalBoxes = document.querySelectorAll('.community-checkbox');
    
    const summary = document.querySelector('.selected-summary p');
    summary.innerHTML = `You have selected <strong>${checkedBoxes.length}</strong> communities out of <strong>${totalBoxes.length}</strong> available.`;
}

// Prevent form submission when clicking on community items
document.querySelectorAll('.community-item').forEach(item => {
    item.addEventListener('click', function(e) {
        if (e.target.type !== 'checkbox') {
            const checkbox = this.querySelector('.community-checkbox');
            const communityId = checkbox.value;
            toggleCommunity(this, communityId);
        }
    });
});

// Update summary on checkbox change
document.querySelectorAll('.community-checkbox').forEach(checkbox => {
    checkbox.addEventListener('change', function() {
        const item = this.closest('.community-item');
        if (this.checked) {
            item.classList.add('selected');
        } else {
            item.classList.remove('selected');
        }
        updateSummary();
    });
});
</script>
{% endblock %}