File size: 2,117 Bytes
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const output = document.getElementById('output');
const input = document.getElementById('command-input');
let commandHistory = [];
let historyIndex = -1;
input.addEventListener('keydown', async (event) => {
if (event.key === 'Enter') {
event.preventDefault();
const command = input.value.trim();
if (command) {
commandHistory.push(command);
historyIndex = commandHistory.length;
await executeCommand(command);
}
input.value = '';
} else if (event.key === 'ArrowUp') {
event.preventDefault();
if (historyIndex > 0) {
historyIndex--;
input.value = commandHistory[historyIndex];
}
} else if (event.key === 'ArrowDown') {
event.preventDefault();
if (historyIndex < commandHistory.length - 1) {
historyIndex++;
input.value = commandHistory[historyIndex];
} else {
historyIndex = commandHistory.length;
input.value = '';
}
}
});
async function executeCommand(command) {
output.innerHTML += `$ ${command}\n`;
try {
const response = await fetch('http://localhost:5000/execute', {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify({ command }),
});
const data = await response.json();
if (response.ok) {
output.innerHTML += data.output;
if (data.error) {
output.innerHTML += `Error: ${data.error}\n`;
}
} else {
output.innerHTML += `Error: ${data.error}\n`;
}
} catch (error) {
output.innerHTML += `Error: ${error.message}\n`;
}
output.scrollTop = output.scrollHeight;
}
// Focus on input when clicking anywhere in the terminal
document.getElementById('terminal').addEventListener('click', () => {
input.focus();
});
// Initial welcome message
output.innerHTML = "Welcome to the Linux Practice Tool!\nType 'help' for a list of available commands.\n\n"; |