<script>
    // Simulating incoming brain data (0-100 anger level)
    function simulateBrainData() {
        return Math.floor(Math.random() * 101);
    }

    function updateAngerLevel(angerLevel) {
        const angerBar = document.getElementById('anger-bar');
        const mood = document.getElementById('mood');

        // Update the anger bar width
        angerBar.style.width = angerLevel + '%';

        // Update the mood status
        if (angerLevel < 25) {
            mood.textContent = "Calm";
            mood.style.color = "green";
        } else if (angerLevel < 50) {
            mood.textContent = "Irritated";
            mood.style.color = "orange";
        } else if (angerLevel < 75) {
            mood.textContent = "Angry";
            mood.style.color = "red";
        } else {
            mood.textContent = "Furious";
            mood.style.color = "darkred";
        }
    }

    // Simulate updates every second
    setInterval(() => {
        const angerLevel = simulateBrainData();
        updateAngerLevel(angerLevel);
    }, 1000);

    // Download brain activity data
    function downloadBrainData() {
        const data = {
            timestamp: new Date().toISOString(),
            angerLevel: Math.random() * 100, // Example data
        };

        const blob = new Blob([JSON.stringify(data, null, 2)], { type: 'application/json' });
        const url = URL.createObjectURL(blob);
        const a = document.createElement('a');
        a.href = url;
        a.download = `brain_data_${Date.now()}.json`;
        a.click();
        URL.revokeObjectURL(url);
    }
</script>