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<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Sentiment Twitter</title>
<script src="https://cdn.tailwindcss.com"></script>
<link
rel="stylesheet"
href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css"
/>
<style>
.sentiment-positive {
background-color: rgba(74, 222, 128, 0.2);
border-left: 4px solid rgb(74, 222, 128);
}
.sentiment-negative {
background-color: rgba(248, 113, 113, 0.2);
border-left: 4px solid rgb(248, 113, 113);
}
.sentiment-neutral {
background-color: rgba(156, 163, 175, 0.2);
border-left: 4px solid rgb(156, 163, 175);
}
.pulse {
animation: pulse 2s infinite;
}
@keyframes pulse {
0% {
opacity: 1;
}
50% {
opacity: 0.5;
}
100% {
opacity: 1;
}
}
</style>
</head>
<body class="bg-gray-50 min-h-screen">
<div class="max-w-2xl mx-auto">
<!-- Header -->
<header
class="sticky top-0 z-10 bg-white bg-opacity-90 backdrop-blur-sm border-b border-gray-200 p-4"
>
<div class="flex items-center justify-between">
<div class="flex items-center space-x-2">
<i class="fas fa-feather-alt text-blue-500 text-2xl"></i>
<h1 class="text-xl font-bold text-gray-800">Sentiment Twitter</h1>
</div>
<div class="flex items-center space-x-4">
<button class="p-2 rounded-full hover:bg-gray-100">
<i class="fas fa-bell text-gray-600"></i>
</button>
<div
class="w-8 h-8 rounded-full bg-blue-500 flex items-center justify-center text-white font-semibold"
>
U
</div>
</div>
</div>
</header>
<!-- Post Creation -->
<div class="bg-white p-4 border-b border-gray-200">
<div class="flex space-x-3">
<div class="flex-shrink-0">
<div
class="w-10 h-10 rounded-full bg-blue-500 flex items-center justify-center text-white font-semibold"
>
U
</div>
</div>
<div class="flex-1">
<textarea
id="postContent"
class="w-full border-0 focus:ring-0 resize-none text-lg placeholder-gray-500 tracking-wide min-h-[50px]"
placeholder="What's happening?"
rows="2"
></textarea>
<div
class="flex items-center justify-between pt-2 border-t border-gray-200"
>
<div class="flex space-x-1">
<button class="p-2 rounded-full text-blue-500 hover:bg-blue-50">
<i class="far fa-image"></i>
</button>
<button class="p-2 rounded-full text-blue-500 hover:bg-blue-50">
<i class="far fa-smile"></i>
</button>
<button class="p-2 rounded-full text-blue-500 hover:bg-blue-50">
<i class="far fa-calendar-alt"></i>
</button>
</div>
<button
id="postButton"
class="bg-blue-500 hover:bg-blue-600 text-white px-4 py-1.5 rounded-full font-semibold disabled:opacity-50 disabled:cursor-not-allowed"
disabled
>
Post
</button>
</div>
</div>
</div>
</div>
<!-- Posts Feed -->
<div id="postsContainer" class="divide-y divide-gray-200">
<!-- Sample posts will be added here dynamically -->
<div class="p-4 sentiment-positive">
<div class="flex space-x-3">
<div class="flex-shrink-0">
<div
class="w-10 h-10 rounded-full bg-purple-500 flex items-center justify-center text-white font-semibold"
>
A
</div>
</div>
<div class="flex-1 min-w-0">
<div class="flex items-center text-sm">
<span class="font-bold text-gray-900 truncate">Alice</span>
<span class="ml-1 text-gray-500 truncate">@alice 路 2h</span>
</div>
<p class="text-gray-800 text-base mt-1">
Just had the best day ever! The weather is perfect and I got a
promotion at work! 馃帀
</p>
<div class="mt-2 flex items-center justify-between">
<div class="flex space-x-4 text-gray-500">
<button
class="flex items-center space-x-1 hover:text-blue-500"
>
<i class="far fa-comment"></i>
<span>12</span>
</button>
<button
class="flex items-center space-x-1 hover:text-green-500"
>
<i class="fas fa-retweet"></i>
<span>5</span>
</button>
<button
class="flex items-center space-x-1 hover:text-red-500"
>
<i class="far fa-heart"></i>
<span>24</span>
</button>
</div>
<div
class="flex items-center space-x-1 text-sm bg-green-100 text-green-800 px-2 py-0.5 rounded-full"
>
<i class="fas fa-smile"></i>
<span>Positive</span>
</div>
</div>
</div>
</div>
</div>
<div class="p-4 sentiment-negative">
<div class="flex space-x-3">
<div class="flex-shrink-0">
<div
class="w-10 h-10 rounded-full bg-red-500 flex items-center justify-center text-white font-semibold"
>
B
</div>
</div>
<div class="flex-1 min-w-0">
<div class="flex items-center text-sm">
<span class="font-bold text-gray-900 truncate">Bob</span>
<span class="ml-1 text-gray-500 truncate">@bob 路 4h</span>
</div>
<p class="text-gray-800 text-base mt-1">
I can't believe how terrible the service was at that restaurant.
Never going back there again! 馃槨
</p>
<div class="mt-2 flex items-center justify-between">
<div class="flex space-x-4 text-gray-500">
<button
class="flex items-center space-x-1 hover:text-blue-500"
>
<i class="far fa-comment"></i>
<span>8</span>
</button>
<button
class="flex items-center space-x-1 hover:text-green-500"
>
<i class="fas fa-retweet"></i>
<span>2</span>
</button>
<button
class="flex items-center space-x-1 hover:text-red-500"
>
<i class="far fa-heart"></i>
<span>15</span>
</button>
</div>
<div
class="flex items-center space-x-1 text-sm bg-red-100 text-red-800 px-2 py-0.5 rounded-full"
>
<i class="fas fa-frown"></i>
<span>Negative</span>
</div>
</div>
</div>
</div>
</div>
<div class="p-4 sentiment-neutral">
<div class="flex space-x-3">
<div class="flex-shrink-0">
<div
class="w-10 h-10 rounded-full bg-gray-500 flex items-center justify-center text-white font-semibold"
>
C
</div>
</div>
<div class="flex-1 min-w-0">
<div class="flex items-center text-sm">
<span class="font-bold text-gray-900 truncate">Charlie</span>
<span class="ml-1 text-gray-500 truncate">@charlie 路 6h</span>
</div>
<p class="text-gray-800 text-base mt-1">
The meeting today was scheduled for 2pm. We discussed the
quarterly reports.
</p>
<div class="mt-2 flex items-center justify-between">
<div class="flex space-x-4 text-gray-500">
<button
class="flex items-center space-x-1 hover:text-blue-500"
>
<i class="far fa-comment"></i>
<span>3</span>
</button>
<button
class="flex items-center space-x-1 hover:text-green-500"
>
<i class="fas fa-retweet"></i>
<span>1</span>
</button>
<button
class="flex items-center space-x-1 hover:text-red-500"
>
<i class="far fa-heart"></i>
<span>7</span>
</button>
</div>
<div
class="flex items-center space-x-1 text-sm bg-gray-100 text-gray-800 px-2 py-0.5 rounded-full"
>
<i class="fas fa-meh"></i>
<span>Neutral</span>
</div>
</div>
</div>
</div>
</div>
</div>
<!-- Loading indicator -->
<div id="loadingIndicator" class="p-4 hidden">
<div class="flex justify-center">
<div
class="w-8 h-8 border-4 border-blue-500 border-t-transparent rounded-full animate-spin"
></div>
</div>
</div>
</div>
<script>
document.addEventListener("DOMContentLoaded", function () {
const postContent = document.getElementById("postContent");
const postButton = document.getElementById("postButton");
const postsContainer = document.getElementById("postsContainer");
const loadingIndicator = document.getElementById("loadingIndicator");
// Enable/disable post button based on content
postContent.addEventListener("input", function () {
postButton.disabled = this.value.trim().length === 0;
});
// Handle post submission
postButton.addEventListener("click", function () {
const content = postContent.value.trim();
if (content.length === 0) return;
// Show loading indicator
loadingIndicator.classList.remove("hidden");
// Simulate API call delay for sentiment analysis
setTimeout(() => {
// Create new post
createPost(content);
// Clear input and disable button
postContent.value = "";
postButton.disabled = true;
// Hide loading indicator
loadingIndicator.classList.add("hidden");
}, 1500);
});
// Function to create a new post with sentiment analysis
function createPost(content) {
// Simulate BERT sentiment analysis (in a real app, this would be an API call)
const sentiment = analyzeSentiment(content);
// Create post element
const postElement = document.createElement("div");
postElement.className = `p-4 sentiment-${sentiment.class}`;
// Generate random user data for demo
const randomName = getRandomName();
const randomInitial = randomName.charAt(0);
const randomColor = getRandomColor();
// Post HTML
postElement.innerHTML = `
<div class="flex space-x-3">
<div class="flex-shrink-0">
<div class="w-10 h-10 rounded-full ${randomColor} flex items-center justify-center text-white font-semibold">
${randomInitial}
</div>
</div>
<div class="flex-1 min-w-0">
<div class="flex items-center text-sm">
<span class="font-bold text-gray-900 truncate">${randomName}</span>
<span class="ml-1 text-gray-500 truncate">@${randomName.toLowerCase()} 路 just now</span>
</div>
<p class="text-gray-800 text-base mt-1">${content}</p>
<div class="mt-2 flex items-center justify-between">
<div class="flex space-x-4 text-gray-500">
<button class="flex items-center space-x-1 hover:text-blue-500">
<i class="far fa-comment"></i>
<span>0</span>
</button>
<button class="flex items-center space-x-1 hover:text-green-500">
<i class="fas fa-retweet"></i>
<span>0</span>
</button>
<button class="flex items-center space-x-1 hover:text-red-500">
<i class="far fa-heart"></i>
<span>0</span>
</button>
</div>
<div class="flex items-center space-x-1 text-sm ${getSentimentBadgeClass(
sentiment.class
)}">
<i class="${getSentimentIcon(
sentiment.class
)}"></i>
<span>${sentiment.label}</span>
</div>
</div>
</div>
</div>
`;
// Add to the top of the posts container
postsContainer.prepend(postElement);
// Scroll to the new post
postElement.scrollIntoView({ behavior: "smooth" });
}
// Simulated BERT sentiment analysis function
function analyzeSentiment(text) {
// This is a simplified simulation - in a real app, you'd call your BERT model API
const positiveWords = [
"happy",
"great",
"awesome",
"fantastic",
"amazing",
"love",
"best",
"perfect",
"wonderful",
"excellent",
];
const negativeWords = [
"bad",
"terrible",
"awful",
"hate",
"worst",
"angry",
"sad",
"disappointed",
"frustrated",
"annoyed",
];
const lowerText = text.toLowerCase();
let positiveScore = 0;
let negativeScore = 0;
positiveWords.forEach((word) => {
if (lowerText.includes(word)) positiveScore++;
});
negativeWords.forEach((word) => {
if (lowerText.includes(word)) negativeScore++;
});
// Determine sentiment based on scores
if (positiveScore > negativeScore) {
return { class: "positive", label: "Positive" };
} else if (negativeScore > positiveScore) {
return { class: "negative", label: "Negative" };
} else {
return { class: "neutral", label: "Neutral" };
}
}
// Helper functions
function getRandomName() {
const names = [
"David",
"Emma",
"Frank",
"Grace",
"Henry",
"Isabella",
"Jack",
"Katherine",
"Liam",
"Mia",
];
return names[Math.floor(Math.random() * names.length)];
}
function getRandomColor() {
const colors = [
"bg-blue-500",
"bg-purple-500",
"bg-pink-500",
"bg-red-500",
"bg-orange-500",
"bg-yellow-500",
"bg-green-500",
"bg-teal-500",
"bg-cyan-500",
];
return colors[Math.floor(Math.random() * colors.length)];
}
function getSentimentBadgeClass(sentiment) {
switch (sentiment) {
case "positive":
return "bg-green-100 text-green-800";
case "negative":
return "bg-red-100 text-red-800";
default:
return "bg-gray-100 text-gray-800";
}
}
function getSentimentIcon(sentiment) {
switch (sentiment) {
case "positive":
return "fas fa-smile";
case "negative":
return "fas fa-frown";
default:
return "fas fa-meh";
}
}
});
</script>
</body>
</html>
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