is-critter/express/asset/frontend.js
Vincent Batts 094465b9a7
express: serve up the frontend js asset
Signed-off-by: Vincent Batts <vbatts@hashbangbash.com>
2023-09-15 07:02:14 -04:00

82 lines
2.8 KiB
JavaScript

// Initialize session variables
let sessionStartTime;
let lastButtonClickTime;
// Function to generate a random session ID
function generateSessionId() {
return Math.random().toString(36).substring(2, 15) + Math.random().toString(36).substring(2, 15);
}
// Function to fetch a random animal name from the server
async function getRandomAnimal() {
try {
const response = await fetch('/getRandomAnimal');
const data = await response.json();
document.getElementById('animal-name').textContent = data.animalName;
} catch (error) {
console.error('Error fetching data:', error);
}
}
// Function to set or retrieve the session ID cookie
function getSessionId() {
const sessionId = document.cookie.replace(/(?:(?:^|.*;\s*)sessionId\s*=\s*([^;]*).*$)|^.*$/, '$1');
if (!sessionId) {
const newSessionId = generateSessionId();
document.cookie = `sessionId=${newSessionId}`;
return newSessionId;
}
return sessionId;
}
// Function to set session start time
function setSessionStartTime() {
sessionStartTime = new Date();
}
// Function to calculate and display time difference
function displayTimeDifference() {
if (sessionStartTime && lastButtonClickTime) {
const timeDifference = lastButtonClickTime - sessionStartTime;
console.log(`Time since session start: ${timeDifference} milliseconds`);
// You can display the time difference on the page as needed
}
}
// Add click event listeners to the buttons
document.getElementById('isCritterButton').addEventListener('click', () => {
recordButtonClick('is critter', getSessionId());
});
document.getElementById('isNotCritterButton').addEventListener('click', () => {
recordButtonClick('is not critter', getSessionId());
});
// Function to record button clicks on the server
async function recordButtonClick(buttonName, sessionId) {
try {
const currentTime = new Date();
if (lastButtonClickTime) {
const timeDifference = currentTime - lastButtonClickTime;
// Include the time difference in the POST request data
await fetch('/recordButtonClick', {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify({ buttonName, sessionId, timeDifference }),
});
}
lastButtonClickTime = currentTime; // Record the timestamp of the button click
displayTimeDifference(); // Calculate and display time difference
getRandomAnimal(); // Load another random animal
} catch (error) {
console.error('Error recording button click:', error);
}
}
// Initial random animal load and session start time
getRandomAnimal();
setSessionStartTime();