{% extends "_layout.html" %}

{% macro chart_card(id, title) %}
    <div class="chart-card">
        <button class="expand-btn" onclick="openFullView(`{{ id }}`, `{{ title }}`)">
            <i class="fa-solid fa-expand"></i> {{ fluent(key="analytics-full-view", lang=lang) }}
        </button>
        <h3>{{ title }}</h3>
        <canvas id="{{ id }}"></canvas>
    </div>
{% endmacro %}

{% block content %}
<div class="header-section">
    <h2>{{ fluent(key="analytics-title", lang=lang) }}</h2>
    <p style="text-align: center; color: var(--text-muted);">{{ fluent(key="analytics-insights", lang=lang, count=data.total_reports) }}</p>
</div>

<div id="chartModal" class="modal">
    <div class="modal-content">
        <div class="modal-header">
            <h3 id="modalTitle">Chart View</h3>
            <button class="close-modal" onclick="closeModal()" aria-label="Close">
                <i class="fa-solid fa-xmark"></i>
            </button>
        </div>
        <div class="modal-body">
            <div class="canvas-container">
                <canvas id="modalChart"></canvas>
            </div>
        </div>
    </div>
</div>

<div class="analytics-grid">
    <div class="fact-card">
        <span class="fact-title">{{ fluent(key="analytics-ram-eff", lang=lang) }}</span>
        <span class="fact-value">{{ data.avg_score_per_gb | round(precision=1) }}</span>
        <span class="fact-label">{{ fluent(key="analytics-ram-eff-desc", lang=lang) }}</span>
    </div>
    <div class="fact-card">
        <span class="fact-title">{{ fluent(key="analytics-cpu-eff", lang=lang) }}</span>
        <span class="fact-value">{{ data.avg_score_per_thread | round(precision=1) }}</span>
        <span class="fact-label">{{ fluent(key="analytics-cpu-eff-desc", lang=lang) }}</span>
    </div>

    {{ self::chart_card(id="distChart", title=fluent(key="analytics-chart-dist", lang=lang)) }}
    {{ self::chart_card(id="osCountChart", title=fluent(key="analytics-chart-os-count", lang=lang)) }}
    {{ self::chart_card(id="osChart", title=fluent(key="analytics-chart-os-avg", lang=lang)) }}
    {{ self::chart_card(id="osMaxChart", title=fluent(key="analytics-chart-os-max", lang=lang)) }}
    {{ self::chart_card(id="osMinChart", title=fluent(key="analytics-chart-os-min", lang=lang)) }}
</div>

<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
<script>
    const analyticsData = {{ json_data | safe }};
    const primaryColor = '#d946ef';
    const secondaryColor = '#a21caf';
    const chartConfigs = {};

    const baseOptions = {
        responsive: true,
        maintainAspectRatio: true,
        aspectRatio: 1.5,
        plugins: { legend: { display: false } }
    };

    function initCharts() {
        chartConfigs['osCountChart'] = {
            type: 'bar',
            data: {
                labels: analyticsData.os_count_labels,
                datasets: [{ label: 'Number of Reports', data: analyticsData.os_count_values, backgroundColor: primaryColor, borderRadius: 6 }]
            },
            options: { ...baseOptions, indexAxis: 'y', scales: { x: { ticks: { stepSize: 1 }, beginAtZero: true } } }
        };

        chartConfigs['osChart'] = {
            type: 'bar',
            data: {
                labels: analyticsData.os_labels,
                datasets: [{ label: 'Average Score', data: analyticsData.os_scores, backgroundColor: primaryColor, borderRadius: 6 }]
            },
            options: { ...baseOptions, indexAxis: 'y' }
        };

        chartConfigs['osMaxChart'] = {
            type: 'bar',
            data: {
                labels: analyticsData.os_max_labels,
                datasets: [{ label: 'Highest Score', data: analyticsData.os_max_scores, backgroundColor: secondaryColor, borderRadius: 6 }]
            },
            options: { ...baseOptions, indexAxis: 'y' }
        };

        chartConfigs['osMinChart'] = {
            type: 'bar',
            data: {
                labels: analyticsData.os_min_labels,
                datasets: [{ label: 'Lowest Score', data: analyticsData.os_min_scores, backgroundColor: secondaryColor, borderRadius: 6 }]
            },
            options: { ...baseOptions, indexAxis: 'y' }
        };

        chartConfigs['distChart'] = {
            type: 'bar',
            data: {
                labels: analyticsData.dist_labels,
                datasets: [{
                    label: 'Reports',
                    data: analyticsData.dist_counts,
                    backgroundColor: 'rgba(217, 70, 239, 0.6)',
                    borderColor: primaryColor,
                    borderWidth: 2,
                    borderRadius: 4,
                    barPercentage: 1.0,
                    categoryPercentage: 0.9
                }]
            },
            options: { ...baseOptions, scales: { x: { grid: { display: false } }, y: { beginAtZero: true, ticks: { stepSize: 1 } } } }
        };

        // Render everything
        Object.keys(chartConfigs).forEach(id => {
            const el = document.getElementById(id);
            if (el) new Chart(el, chartConfigs[id]);
        });
    }

    let modalChartInstance = null;

    function openFullView(chartId, title) {
        const modal = document.getElementById('chartModal');
        const ctx = document.getElementById('modalChart').getContext('2d');
        const config = JSON.parse(JSON.stringify(chartConfigs[chartId]));
        
        document.getElementById('modalTitle').innerText = title;
        modal.style.display = 'block';
        document.body.style.overflow = 'hidden';

        config.options.maintainAspectRatio = false;
        const dataLength = config.data.labels.length;
        const calculatedHeight = Math.max(500, dataLength * 45);
        
        const canvasContainer = document.querySelector('.canvas-container');
        canvasContainer.style.height = calculatedHeight + 'px';

        if (modalChartInstance) modalChartInstance.destroy();
        modalChartInstance = new Chart(ctx, config);
    }

    function closeModal() {
        const modal = document.getElementById('chartModal');
        if (modal) {
            modal.style.display = 'none';
            document.body.style.overflow = 'auto';
        }
        if (modalChartInstance) {
            modalChartInstance.destroy();
            modalChartInstance = null;
        }
    }

    window.addEventListener('click', function(e) {
        const modal = document.getElementById('chartModal');
        if (e.target === modal) {
            closeModal();
        }
    });

    initCharts();
</script>

<style>
.header-section h2 { margin-bottom: 0.5rem; }

.chart-card h3 {
    font-size: 0.9rem;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.analytics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 500px), 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.chart-card {
    position: relative;
    background: var(--bg-card);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    min-width: 0;
    overflow: hidden;
}

.fact-card {
    background: var(--bg-card);
    color: var(--primary-color);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
}

.fact-value {
    font-size: 2.5rem;
    font-weight: 800;
    display: block;
}

.fact-title {
    font-size: 0.9rem;
    opacity: 0.9;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.fact-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

.canvas-container { width: 100%; }

.expand-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--bg-main);
    border: 1px solid var(--primary-border);
    color: var(--primary-color);
    padding: 0.4rem 0.7rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    z-index: 10;
}

.expand-btn i {
    margin-right: 5px;
}

.expand-btn:hover {
    background: var(--primary-soft);
}

.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0; top: 0;
    width: 100%; height: 100%;
    background-color: rgba(0,0,0,0.6);
    backdrop-filter: blur(4px);
}

.modal-content {
    background-color: var(--bg-main);
    margin: 2vh auto;
    width: 95%;
    max-width: 1400px;
    height: 96vh;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.modal-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-card);
}

.close-modal {
    background: var(--bg-main);
    border: 1px solid var(--primary-border);
    color: var(--primary-color);
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
}

.close-modal:hover {
    background: var(--primary-soft);
}

.modal-body {
    flex: 1;
    overflow-y: auto;
    padding: 2rem;
    background: #fff;
}

@media (max-width: 900px) {
    .analytics-grid {
        grid-template-columns: 1fr;
    }
    .modal-content { 
        width: 100%; 
        height: 100%; 
        margin: 0; 
        border-radius: 0;
        border: none;
    }
    .modal-header {
        padding: 0.75rem 1rem;
    }
    .modal-body {
        padding: 1rem 0.5rem;
    }
    #modalTitle {
        font-size: 1rem;
    }
}
</style>
{% endblock %}