engy/examples/basic_tools/sales_revenue_dashboard/index.html at main · renning22/engy · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Sales Dashboard</title>
    <script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
    <style>
        body {
            font-family: Arial, sans-serif;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        header {
            background-color: #333;
            color: white;
            padding: 1rem;
        }
        main {
            display: flex;
            flex-wrap: wrap;
            padding: 1rem;
            flex-grow: 1;
        }
        section {
            flex: 1;
            min-width: 300px;
            margin: 0.5rem;
            padding: 1rem;
            border: 1px solid #ddd;
            border-radius: 4px;
        }
        h1, h2 {
            margin-top: 0;
        }
        #quarterlyChart, #breakdownChart {
            width: 100%;
            height: 300px;
        }
        table {
            width: 100%;
            border-collapse: collapse;
        }
        th, td {
            border: 1px solid #ddd;
            padding: 8px;
            text-align: left;
        }
        th {
            background-color: #f2f2f2;
        }
        button {
            margin-top: 1rem;
            padding: 0.5rem 1rem;
            background-color: #4CAF50;
            color: white;
            border: none;
            cursor: pointer;
        }
        button:hover {
            background-color: #45a049;
        }
    </style>
</head>
<body>
    <header>
        <h1>Sales Dashboard</h1>
    </header>
    <main>
        <section id="dashboard">
            <h2>Quarterly Revenue</h2>
            <canvas id="quarterlyChart"></canvas>
            <h2>Quarterly Breakdown</h2>
            <canvas id="breakdownChart"></canvas>
        </section>
        <section id="salesReport">
            <h2>Sales Report</h2>
            <div id="reportContent"></div>
            <button id="generateReport">Generate Report</button>
            <button id="downloadReport">Download Report</button>
        </section>
    </main>

    <script>
        const API_BASE_URL = 'http://localhost:5008/api';
        let quarterlyChart, breakdownChart;

        async function fetchQuarterlyRevenue() {
            const response = await fetch(`${API_BASE_URL}/quarterly_revenue`);
            return await response.json();
        }

        async function fetchQuarterlyBreakdown(quarter) {
            const response = await fetch(`${API_BASE_URL}/quarterly_breakdown/${quarter}`);
            return await response.json();
        }

        async function fetchSalesReport() {
            const response = await fetch(`${API_BASE_URL}/sales_report`);
            return await response.text();
        }

        async function updateSalesReport(data) {
            const response = await fetch(`${API_BASE_URL}/sales_report`, {
                method: 'POST',
                headers: {
                    'Content-Type': 'application/json',
                },
                body: JSON.stringify(data),
            });
            return await response.json();
        }

        function initQuarterlyChart(data) {
            const ctx = document.getElementById('quarterlyChart').getContext('2d');
            quarterlyChart = new Chart(ctx, {
                type: 'bar',
                data: {
                    labels: data.map(d => d.quarter),
                    datasets: [{
                        label: 'Quarterly Revenue',
                        data: data.map(d => d.revenue),
                        backgroundColor: 'rgba(75, 192, 192, 0.6)',
                    }]
                },
                options: {
                    responsive: true,
                    onClick: (event, elements) => {
                        if (elements.length > 0) {
                            const quarter = data[elements[0].index].quarter;
                            updateBreakdownChart(quarter);
                        }
                    }
                }
            });
        }

        function initBreakdownChart() {
            const ctx = document.getElementById('breakdownChart').getContext('2d');
            breakdownChart = new Chart(ctx, {
                type: 'pie',
                data: {
                    labels: [],
                    datasets: [{
                        data: [],
                        backgroundColor: [
                            'rgba(255, 99, 132, 0.6)',
                            'rgba(54, 162, 235, 0.6)',
                            'rgba(255, 206, 86, 0.6)',
                            'rgba(75, 192, 192, 0.6)',
                        ],
                    }]
                },
                options: {
                    responsive: true,
                }
            });
        }

        async function updateBreakdownChart(quarter) {
            const data = await fetchQuarterlyBreakdown(quarter);
            breakdownChart.data.labels = data.map(d => d.product);
            breakdownChart.data.datasets[0].data = data.map(d => d.revenue);
            breakdownChart.update();
        }

        async function loadSalesReport() {
            const reportHtml = await fetchSalesReport();
            document.getElementById('reportContent').innerHTML = reportHtml;
        }

        document.getElementById('generateReport').addEventListener('click', loadSalesReport);

        document.getElementById('downloadReport').addEventListener('click', async () => {
            const reportHtml = await fetchSalesReport();
            const blob = new Blob([reportHtml], { type: 'text/html' });
            const url = URL.createObjectURL(blob);
            const a = document.createElement('a');
            a.href = url;
            a.download = 'sales_report.html';
            document.body.appendChild(a);
            a.click();
            document.body.removeChild(a);
            URL.revokeObjectURL(url);
        });

        async function init() {
            const quarterlyData = await fetchQuarterlyRevenue();
            initQuarterlyChart(quarterlyData);
            initBreakdownChart();
            loadSalesReport();
        }

        init();
    </script>
</body>
</html>