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