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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Fraud Detection Chatbot</title>
<style>
body {
font-family: 'Segoe UI', sans-serif;
margin: 0;
padding: 0;
background: #f1f2f7;
display: flex;
flex-direction: column;
align-items: center;
height: 100vh;
}
h2 {
margin: 20px;
color: #333;
}
#chat-box {
width: 90%;
max-width: 600px;
background: white;
border-radius: 10px;
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
display: flex;
flex-direction: column;
overflow: hidden;
flex-grow: 1;
}
#messages {
flex: 1;
overflow-y: auto;
padding: 20px;
}
.msg {
margin-bottom: 10px;
padding: 10px 14px;
border-radius: 20px;
max-width: 80%;
word-wrap: break-word;
line-height: 1.4;
}
.bot {
background-color: #e9ecef;
align-self: flex-start;
color: #333;
}
.user {
background-color: #0d6efd;
color: white;
align-self: flex-end;
}
#input-bar {
display: flex;
padding: 10px;
border-top: 1px solid #ddd;
background: #f9f9f9;
}
#input {
flex: 1;
padding: 10px;
border: 1px solid #ccc;
border-radius: 20px;
outline: none;
margin-right: 10px;
}
#send-btn, #upload-btn {
background-color: #0d6efd;
color: white;
border: none;
padding: 10px 14px;
border-radius: 20px;
cursor: pointer;
}
#fileInput {
margin: 10px 0;
}
@media (max-width: 600px) {
#chat-box {
width: 95%;
}
}
</style>
</head>
<body>
<h2>💬 Fraud Detection Chatbot</h2>
<div id="chat-box">
<div id="messages"></div>
<div style="padding: 10px; text-align: center;">
<input type="file" id="fileInput">
<button id="upload-btn" onclick="uploadFile()">Upload CSV</button>
</div>
<div id="input-bar">
<input id="input" type="text" placeholder="Type your message...">
<button id="send-btn" onclick="sendMessage()">Send</button>
</div>
</div>
<script>
const messages = document.getElementById("messages");
function addMessage(text, sender) {
const msg = document.createElement("div");
msg.className = `msg ${sender}`;
msg.textContent = text;
messages.appendChild(msg);
messages.scrollTop = messages.scrollHeight;
}
async function sendMessage() {
const input = document.getElementById("input");
const text = input.value.trim();
if (!text) return;
addMessage(text, "user");
input.value = "";
const res = await fetch("http://127.0.0.1:8000/chat/", {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({ message: text })
});
const data = await res.json();
addMessage(data.response, "bot");
}
async function uploadFile() {
const file = document.getElementById("fileInput").files[0];
if (!file) {
alert("Please select a CSV file first.");
return;
}
const formData = new FormData();
formData.append("file", file);
addMessage("🔄 Analyzing your file...", "bot");
const res = await fetch("http://127.0.0.1:8000/upload/", {
method: "POST",
body: formData
});
const data = await res.json();
addMessage(data.response, "bot");
}
async function uploadFile() {
const file = document.getElementById("fileInput").files[0];
if (!file) {
alert("Please select a CSV file first.");
return;
}
const formData = new FormData();
formData.append("file", file);
addMessage("🔄 Analyzing your file...", "bot");
try {
const res = await fetch("http://127.0.0.1:8000/upload/", {
method: "POST",
body: formData
});
if (!res.ok) {
throw new Error(`Server error: ${res.status}`);
}
const data = await res.json();
addMessage(data.response || "No response from server.", "bot");
} catch (err) {
addMessage(`❌ Error: ${err.message}`, "bot");
}
}
</script>
</body>
</html>
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