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<!DOCTYPE html> |
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<html lang="en"> |
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<head> |
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<meta charset="UTF-8"> |
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<meta name="viewport" content="width=device-width, initial-scale=1.0"> |
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<title>Twitter Sentiment Analysis</title> |
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<style> |
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body { |
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font-family: 'Segoe UI', Arial, sans-serif; |
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margin: 0; |
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padding: 20px; |
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background: linear-gradient(135deg, #e1f5fe 0%, #ffffff 100%); |
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min-height: 100vh; |
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display: flex; |
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flex-direction: column; |
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justify-content: center; |
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align-items: center; |
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} |
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.header { |
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display: flex; |
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align-items: center; |
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gap: 15px; |
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margin-bottom: 30px; |
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} |
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.header img { |
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width: 80px; |
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height: 80px; |
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} |
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h2 { |
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color: #1da1f2; |
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font-size: 2.8em; |
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text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1); |
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margin: 0; |
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} |
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.card { |
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background-color: white; |
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padding: 20px; |
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border-radius: 15px; |
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box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1); |
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width: 100%; |
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max-width: 600px; |
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margin-bottom: 20px; |
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} |
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.input-container { |
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display: flex; |
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gap: 15px; |
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align-items: center; |
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} |
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input[type="text"] { |
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flex: 1; |
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padding: 12px; |
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border: 2px solid #e0e0e0; |
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border-radius: 8px; |
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font-size: 1em; |
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outline: none; |
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transition: border-color 0.3s, box-shadow 0.3s; |
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} |
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input[type="text"]:focus { |
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border-color: #1da1f2; |
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box-shadow: 0 0 5px rgba(29, 161, 242, 0.3); |
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} |
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button { |
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padding: 12px 25px; |
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background: linear-gradient(45deg, #1da1f2, #00acee); |
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color: white; |
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border: none; |
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border-radius: 8px; |
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cursor: pointer; |
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font-size: 1em; |
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display: flex; |
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align-items: center; |
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gap: 8px; |
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transition: background 0.3s, transform 0.2s; |
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} |
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button:hover { |
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background: linear-gradient(45deg, #00acee, #1da1f2); |
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transform: translateY(-2px); |
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} |
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button:disabled { |
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background: #cccccc; |
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cursor: not-allowed; |
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transform: none; |
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} |
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.spinner { |
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display: none; |
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width: 16px; |
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height: 16px; |
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border: 2px solid white; |
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border-top: 2px solid transparent; |
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border-radius: 50%; |
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animation: spin 1s linear infinite; |
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} |
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button:disabled .spinner { |
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display: inline-block; |
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} |
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button:disabled span { |
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display: none; |
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} |
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@keyframes spin { |
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0% { transform: rotate(0deg); } |
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100% { transform: rotate(360deg); } |
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} |
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#result { |
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font-size: 1.6em; |
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min-height: 1.6em; |
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opacity: 0; |
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transition: opacity 0.5s ease-in-out; |
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} |
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#result.show { |
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opacity: 1; |
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} |
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#result b { |
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padding: 8px 15px; |
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border-radius: 8px; |
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display: inline-flex; |
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align-items: center; |
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} |
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#result.positive b { |
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color: white; |
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background-color: #4CAF50; |
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} |
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#result.negative b { |
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color: white; |
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background-color: #f44336; |
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} |
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#result.neutral b { |
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color: white; |
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background-color: #9e9e9e; |
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} |
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#result.loading { |
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color: #1da1f2; |
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font-style: italic; |
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} |
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@media (max-width: 480px) { |
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h2 { |
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font-size: 2em; |
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} |
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.header img { |
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width: 50px; |
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height: 50px; |
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} |
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.card { |
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padding: 15px; |
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} |
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.input-container { |
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flex-direction: column; |
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gap: 10px; |
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} |
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input[type="text"] { |
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width: 100%; |
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} |
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button { |
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width: 100%; |
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} |
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#result { |
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font-size: 1.2em; |
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} |
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} |
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</style> |
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</head> |
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<body> |
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<div class="header"> |
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<img src="/static/twitter_bird.png" alt="Twitter Bird"> |
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<h2>Twitter Sentiment Analysis</h2> |
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</div> |
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<div class="card"> |
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<div class="input-container"> |
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<input type="text" id="textInput" placeholder="Enter your tweet..."> |
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<button onclick="analyzeSentiment()"> |
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<span>Analyze</span> |
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<div class="spinner"></div> |
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</button> |
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</div> |
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</div> |
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<div id="result"></div> |
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<script> |
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async function analyzeSentiment() { |
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let text = document.getElementById("textInput").value; |
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if (!text) { |
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alert("Please enter some text"); |
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return; |
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} |
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let resultDiv = document.getElementById("result"); |
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resultDiv.className = "loading"; |
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resultDiv.innerHTML = "Analyzing..."; |
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resultDiv.classList.remove("show"); |
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let button = document.querySelector("button"); |
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button.disabled = true; |
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try { |
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let response = await fetch("/predict", { |
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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({ text: text }) |
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}); |
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if (!response.ok) { |
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throw new Error("Network response was not ok"); |
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} |
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let data = await response.json(); |
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resultDiv.className = data.sentiment.toLowerCase(); |
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resultDiv.innerHTML = `Prediction: <b>${data.sentiment}</b>`; |
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resultDiv.classList.add("show"); |
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} catch (error) { |
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console.error("Error:", error); |
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resultDiv.className = ""; |
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resultDiv.innerHTML = "Error analyzing sentiment"; |
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resultDiv.classList.add("show"); |
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} finally { |
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button.disabled = false; |
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} |
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} |
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</script> |
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</body> |
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</html> |
