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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Oncology RAG App</title>
    <link href="https://fonts.googleapis.com/css2?family=Poppins:wght@400;600&display=swap" rel="stylesheet">
    <link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" rel="stylesheet">
    <style>

        body {

            background-color: black;

            font-family: 'Poppins', sans-serif;

            color: white;

        }

        .chat-container {

            max-width: 800px;

            margin: 50px auto;

            margin-top: 10%;

            padding: 20px;

            background-color: #333;

            border-radius: 10px;

        }

        .chat-heading {

            text-align: center;

            font-size: 2.5em;

            font-weight: 600;

            margin-bottom: 30px;

            color: #ffd700; /* Golden color for the heading */

        }

        .chat-input {

            margin-top: 20px; /* Added margin */

            margin-bottom: 20px;

            height: 100px; /* Increased height */

        }

        .chat-button {

            background-color: green;

            color: white;

            padding: 10px 20px;

            font-size: 1.2em;

        }

        .chat-response {

            background-color: #444;

            padding: 15px;

            border-radius: 5px;

            min-height: 100px; /* Minimum height for the response box */

            margin-top: 20px;

        }

        .accordion {

            margin-top: 20px;

            background-color: #444;

            border-radius: 5px;

        }

        .accordion-button {

            color: white;

            background-color: #555;

        }

        .accordion-body {

            color: white; /* Improved visibility of text */

        }

        pre {

            white-space:pre-wrap;

        }

    </style>
</head>
<body>
    <div class="container chat-container">
        <h1 class="chat-heading">Medical RAG QA App</h1>

        <div class="accordion" id="appDescriptionAccordion">
            <div class="accordion-item">
                <h2 class="accordion-header" id="descriptionHeading">
                    <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseDescription" aria-expanded="true" aria-controls="collapseDescription">
                        About This App
                    </button>
                </h2>
                <div id="collapseDescription" class="accordion-collapse collapse" aria-labelledby="descriptionHeading" data-bs-parent="#appDescriptionAccordion">
                    <div class="accordion-body text-dark">
                        This is a RAG implementation using Open Source stack. Intel's Neural Chat has been used to build this app along with BGE Embeddings as an embedding model, Chroma DB as a vector store, and Langchain & CTransformers as an orchestration frameworks.
                    </div>
                </div>
            </div>
        </div>

        <div class="row">
            <div class="col">
                <textarea id="userInput" class="form-control chat-input" placeholder="Type your query here..."></textarea>
                <button id="submitBtn" class="btn chat-button">Submit</button>
                <div id="response" class="chat-response"></div>
            </div>
        </div>
    </div>

    <script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/js/bootstrap.bundle.min.js"></script>
    <script>

        document.getElementById('submitBtn').addEventListener('click', async function() {

            var userInput = document.getElementById('userInput').value;

            document.getElementById('response').innerHTML = '<p>Processing...</p>';

            const formData = new FormData();

            formData.append('query', userInput); 

            try {

                const response = await fetch('/get_response', {

                    method: 'POST',

                    body: formData

                });



                if (!response.ok) {

                    throw new Error('Network response was not ok');

                }



                const data = await response.json();

                document.getElementById('response').innerHTML = `<p>${data.answer}</p><br><pre><b>Context: </b> ${data.source_document}</pre><br><pre><b>Source Document: </b> ${data.doc}</pre>`;

            } catch (error) {

                console.error('Error:', error);

                document.getElementById('response').innerHTML = '<p>Error processing your request</p>';

            }

        });



    </script>
</body>
</html>