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Database_Agent
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<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1" />
  <title>SQL Agent Chat</title>
  <link rel="icon" type="image/png" href="/static/robot.png" />
  <script src="https://cdn.jsdelivr.net/npm/marked/marked.min.js"></script>
  <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.0/css/all.min.css" />

  <style>

    * { box-sizing: border-box; }

    body {

      background: linear-gradient(135deg, rgb(44, 65, 112), #151f35);

      color: #f0f0f0;

      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;

      margin: 0; padding: 0;

      overflow: hidden; height: 100vh;

    }

    .container {

      max-width: 910px;

      margin: 22px auto;

      padding: 20px;

      border-radius: 20px;

      backdrop-filter: blur(12px);

      background: rgba(255, 255, 255, 0.04);

      box-shadow: 0 8px 20px rgba(0,0,0,0.2);

      width: 90%;

      display: flex;

      flex-direction: column;

      height: fit-content;

    }

    h1 {

      text-align: center;

      font-size: 1.5rem;

      margin-bottom: 30px;

      color: #7ee8fa;

      text-shadow: 0 2px 4px #000;

    }

    .chat-container {

      height: 450px;

      overflow-y: auto;

      padding: 20px;

      background: rgba(255,255,255,0.05);

      border-radius: 15px;

      border: 1px solid rgba(255,255,255,0.05);

      box-shadow: inset 0 0 10px rgba(0,0,0,0.25);

      backdrop-filter: blur(8px);

    }

    .chat-container::-webkit-scrollbar { width: 8px; }

    .chat-container::-webkit-scrollbar-track { background: #0f1b33; border-radius: 4px; }

    .chat-container::-webkit-scrollbar-thumb { background: #444; border-radius: 4px; }

    .chat-container::-webkit-scrollbar-thumb:hover { background: #555; }



    .message { margin-bottom: 15px; display: flex; align-items: flex-start; opacity: 0; animation: fadeIn 0.5s ease forwards; }

    .message.user { justify-content: flex-end; }

    .message.agent { justify-content: flex-start; }

    .bubble {

      padding: 10px 16px;

      font-size: 14px;

      border-radius: 14px;

      max-width: 70%;

      word-wrap: break-word;

      box-shadow: 0 4px 12px rgba(0,0,0,0.3);

      line-height: 1.4;

    }

    .bubble.user {

      background: linear-gradient(145deg, #007bff, #0056b3);

      color: white;

      border-bottom-right-radius: 0;

    }

    .bubble.agent {

      background: linear-gradient(145deg, #2d3a55, #1b2a3a);

      color: #f3f3f3;

      border-bottom-left-radius: 0;

    }



    .input-area {

      display: flex; gap: 10px; margin-top: 15px; align-items: center;

    }

    .input-area textarea {

      flex: 1; padding: 12px; border-radius: 10px;

      background: rgba(255,255,255,0.08);

      color: #eaeaea;

      border: 1px solid rgba(255,255,255,0.1);

      resize: none;

    }

    .input-area textarea:focus { outline: none; box-shadow: 0 0 8px #00e0ff; }

    .input-area button {

      padding: 12px 20px;

      border-radius: 10px; border: none;

      background: #00a8ff; color: #fff;

      cursor: pointer; transition: background 0.3s;

    }

    .input-area button:hover:not(:disabled) { background: #0077c2; }

    .input-area button:disabled { background: #555; cursor: not-allowed; }



    .toast {

      position: fixed; bottom: 25px; right: 25px;

      background: #2c3e50;

      padding: 12px 22px;

      border-radius: 12px;

      font-size: 0.95rem;

      box-shadow: 0 6px 12px rgba(0,0,0,0.3);

      display: none; z-index: 1000;

    }

    .dot { animation: blink 1.2s infinite; display: inline-block; margin-left: 2px; }

    .dot:nth-child(2){ animation-delay: 0.2s; }

    .dot:nth-child(3){ animation-delay: 0.4s; }

    @keyframes blink { 0%{opacity:.2} 20%{opacity:1} 100%{opacity:.2} }

    @keyframes fadeIn { to { opacity: 1; } }

  </style>
</head>
<body>
  <div class="container">
    <h1><i class="fa-solid fa-database" style="margin-right: 10px; color: #7ee8fa;"></i>
      SQL Agent Assistant
    </h1>
    <div class="chat-container" id="chat"></div>
    <div class="input-area">
      <textarea id="prompt" rows="2" placeholder="Ask something about your SQL data..."></textarea>
      <button id="send">Send</button>
    </div>
  </div>
  <div id="toast" class="toast"></div>

  <script>

    const chat = document.getElementById('chat')

    const toast = document.getElementById('toast')

    const sendBtn = document.getElementById('send')

    const promptTA = document.getElementById('prompt')

    let typingBubble = null



    function addMessage(sender, html) {

      const msg = document.createElement('div')

      msg.className = `message ${sender}`

      const bubble = document.createElement('div')

      bubble.className = `bubble ${sender}`

      bubble.innerHTML = marked.parse(html)

      msg.appendChild(bubble)

      chat.appendChild(msg)

      chat.scrollTop = chat.scrollHeight

    }



    function showToast(text, duration = 3000) {

      toast.textContent = text

      toast.style.display = 'block'

      setTimeout(() => (toast.style.display = 'none'), duration)

    }



    function sendPrompt() {

      const text = promptTA.value.trim()

      if (!text || sendBtn.disabled) return

      addMessage('user', text)

      promptTA.value = ''

      sendBtn.disabled = true



      typingBubble = document.createElement('div')

      typingBubble.className = 'message agent'

      typingBubble.innerHTML = `<div class="bubble agent">Thinking<span class="dot">.</span><span class="dot">.</span><span class="dot">.</span></div>`

      chat.appendChild(typingBubble)

      chat.scrollTop = chat.scrollHeight



      fetch('/generate', {

        method: 'POST',

        headers: { 'Content-Type': 'application/json' },

        body: JSON.stringify({ prompt: text })

      })

        .then(r => r.json())

        .then(data => {

          if (typingBubble) { chat.removeChild(typingBubble); typingBubble = null }

          if (data.status === "ok") addMessage('agent', data.answer)

          else addMessage('agent', `❌ ${data.message}`)

        })

        .catch(err => {

          if (typingBubble) chat.removeChild(typingBubble)

          addMessage('agent', `Error: ${err}`)

        })

        .finally(() => { sendBtn.disabled = false })

    }



    sendBtn.addEventListener('click', sendPrompt)

    promptTA.addEventListener('keydown', (e) => {

      if (e.key === 'Enter' && !e.shiftKey) {

        e.preventDefault(); sendPrompt()

      }

    })

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