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<!DOCTYPE html> |
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<html> |
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<head> |
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<title>Flask Web App</title> |
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<style> |
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body { |
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font-family: Arial, sans-serif; |
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max-width: 800px; |
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margin: 0 auto; |
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padding: 20px; |
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line-height: 1.6; |
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} |
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.container { |
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border: 1px solid #ddd; |
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border-radius: 5px; |
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padding: 20px; |
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margin-top: 20px; |
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} |
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button { |
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background-color: #4CAF50; |
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color: white; |
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padding: 10px 15px; |
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border: none; |
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border-radius: 4px; |
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cursor: pointer; |
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margin-right: 10px; |
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} |
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button:hover { |
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background-color: #45a049; |
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} |
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pre { |
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background-color: #f5f5f5; |
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padding: 10px; |
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border-radius: 4px; |
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overflow-x: auto; |
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} |
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</style> |
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</head> |
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<body> |
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<h1>Welcome to Flask Web App</h1> |
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<p>The current server time is: {{ current_time }}</p> |
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<div class="container"> |
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<h2>API Demo</h2> |
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<button id="getTimeBtn">Get Current Time</button> |
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<button id="sendEchoBtn">Send Echo Request</button> |
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<div id="result"> |
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<pre id="output">Results will appear here...</pre> |
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</div> |
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</div> |
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<script> |
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document.getElementById('getTimeBtn').addEventListener('click', async () => { |
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try { |
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const response = await fetch('/api/time'); |
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const data = await response.json(); |
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document.getElementById('output').textContent = JSON.stringify(data, null, 2); |
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} catch (error) { |
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document.getElementById('output').textContent = 'Error: ' + error.message; |
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} |
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}); |
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document.getElementById('sendEchoBtn').addEventListener('click', async () => { |
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try { |
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const testData = { |
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message: "Hello from the client!", |
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timestamp: new Date().toISOString() |
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}; |
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const response = await fetch('/api/echo', { |
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method: 'POST', |
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headers: { |
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'Content-Type': 'application/json' |
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}, |
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body: JSON.stringify(testData) |
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}); |
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const data = await response.json(); |
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document.getElementById('output').textContent = JSON.stringify(data, null, 2); |
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} catch (error) { |
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document.getElementById('output').textContent = 'Error: ' + error.message; |
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} |
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}); |
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</script> |
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</body> |
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</html> |
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