Function fetchAndRender

scripts/static/js/main.js:121–132

()

    loadAndRenderData(window.STATIC_DATA);
} else {
    function fetchAndRender() {
        fetch('/api/data')
            .then(resp => resp.json())
            .then(data => {
                const dataStr = JSON.stringify(data);
                if (dataStr === lastDataStr) {
                    return;
                }
                lastDataStr = dataStr;
                loadAndRenderData(data);
            });
    }
    fetchAndRender();
    setInterval(fetchAndRender, 2000); // Live update every 2s
}