{{define "content"}}
<h2>Agent</h2>
<p>Chat with your microservices using AI. Configure a model API key in settings, then use the prompt to interact with your services.</p>

<h3>Prompt</h3>
<div id="agent-messages"></div>
<form onsubmit="return false;" style="display:flex; gap:0.5em; align-items:flex-end;">
  <input type="text" id="prompt-input" placeholder="e.g. List all users, Create a blog post..." style="flex:1; margin-bottom:0;">
  <button id="prompt-btn" onclick="sendPrompt()">Send</button>
</form>

<h3>Settings</h3>
<form id="settings-form" onsubmit="return false;">
  <label style="display:block; font-weight:600;">Provider</label>
  <select id="provider">
    <option value="openai">OpenAI</option>
    <option value="anthropic">Anthropic</option>
  </select>
  <label style="display:block; font-weight:600;">Model API Key</label>
  <input type="password" id="api-key" placeholder="sk-... or API key for your model provider">
  <label style="display:block; font-weight:600;">Model (optional)</label>
  <input type="text" id="model-name" placeholder="e.g. gpt-4o or claude-sonnet-4-20250514">
  <label style="display:block; font-weight:600;">Base URL (optional)</label>
  <input type="text" id="base-url" placeholder="Leave blank for default">
  <button onclick="saveSettings()">Save Settings</button>
  <span id="settings-status" style="margin-left:0.5em; color:#888;"></span>
</form>

<h3>Available Tools</h3>
<div id="tools-list">
  <p style="color:#888;">Loading tools...</p>
</div>

<script>
(function() {
  var tools = [];

  loadSettings();
  loadTools();

  function loadSettings() {
    fetch('/api/agent/settings')
      .then(function(r) { return r.json(); })
      .then(function(data) {
        if (data.provider) document.getElementById('provider').value = data.provider;
        if (data.api_key) document.getElementById('api-key').value = data.api_key;
        if (data.model) document.getElementById('model-name').value = data.model;
        if (data.base_url) document.getElementById('base-url').value = data.base_url;
      })
      .catch(function() {});
  }

  window.saveSettings = function() {
    var status = document.getElementById('settings-status');
    status.textContent = 'Saving...';
    fetch('/api/agent/settings', {
      method: 'POST',
      headers: {'Content-Type': 'application/json'},
      body: JSON.stringify({
        provider: document.getElementById('provider').value,
        api_key: document.getElementById('api-key').value,
        model: document.getElementById('model-name').value,
        base_url: document.getElementById('base-url').value
      })
    })
    .then(function(r) { return r.json(); })
    .then(function() { status.textContent = 'Saved'; })
    .catch(function(err) { status.textContent = 'Error: ' + err; });
  };

  function loadTools() {
    fetch('/api/mcp/tools')
      .then(function(r) { return r.json(); })
      .then(function(data) {
        tools = data.tools || [];
        renderTools();
      })
      .catch(function(err) {
        document.getElementById('tools-list').innerHTML = '<p style="color:#c00;">Failed to load tools: ' + err + '</p>';
      });
  }

  function renderTools() {
    var el = document.getElementById('tools-list');
    if (tools.length === 0) {
      el.innerHTML = '<p style="color:#888;">No tools available. Start some services and they will appear here.</p>';
      return;
    }
    var html = '<table><thead><tr><th>Tool</th><th>Description</th></tr></thead><tbody>';
    for (var i = 0; i < tools.length; i++) {
      var t = tools[i];
      html += '<tr><td><code>' + escapeHtml(t.name) + '</code></td>';
      html += '<td>' + escapeHtml(t.description || '') + '</td></tr>';
    }
    html += '</tbody></table>';
    el.innerHTML = html;
  }

  window.sendPrompt = function() {
    var input = document.getElementById('prompt-input');
    var text = input.value.trim();
    if (!text) return;
    input.value = '';

    addMessage('user', escapeHtml(text));

    var btn = document.getElementById('prompt-btn');
    btn.disabled = true;
    btn.textContent = '...';

    fetch('/api/agent/prompt', {
      method: 'POST',
      headers: {'Content-Type': 'application/json'},
      body: JSON.stringify({prompt: text})
    })
    .then(function(r) { return r.json(); })
    .then(function(data) {
      btn.disabled = false;
      btn.textContent = 'Send';
      if (data.error) {
        addMessage('error', escapeHtml(data.error));
        return;
      }
      if (data.reply) {
        addMessage('assistant', escapeHtml(data.reply));
      }
      if (data.tool_calls && data.tool_calls.length > 0) {
        for (var i = 0; i < data.tool_calls.length; i++) {
          var tc = data.tool_calls[i];
          addMessage('tool', '<b>Tool:</b> <code>' + escapeHtml(tc.tool) + '</code>' +
            '<pre>' + escapeHtml(JSON.stringify(tc.input, null, 2)) + '</pre>' +
            '<b>Result:</b><pre>' + escapeHtml(JSON.stringify(tc.result, null, 2)) + '</pre>');
        }
      }
      if (data.answer) {
        addMessage('assistant', escapeHtml(data.answer));
      }
    })
    .catch(function(err) {
      btn.disabled = false;
      btn.textContent = 'Send';
      addMessage('error', 'Error: ' + escapeHtml(String(err)));
    });
  };

  document.getElementById('prompt-input').addEventListener('keydown', function(e) {
    if (e.key === 'Enter') { e.preventDefault(); window.sendPrompt(); }
  });

  function addMessage(type, html) {
    var container = document.getElementById('agent-messages');
    var div = document.createElement('div');
    div.style.cssText = 'padding:0.8em 1em; border-radius:7px; margin-bottom:0.8em; line-height:1.6;';
    if (type === 'user') {
      div.style.background = '#f7f7f7';
      div.style.border = '1px solid #eee';
      div.innerHTML = '<b>You:</b> ' + html;
    } else if (type === 'assistant' || type === 'answer') {
      div.style.background = '#fff';
      div.style.border = '1px solid #ddd';
      div.innerHTML = '<b>Agent:</b> ' + html;
    } else if (type === 'tool') {
      div.style.background = '#fafafa';
      div.style.border = '1px solid #e0e0e0';
      div.style.fontSize = '0.95em';
      div.innerHTML = html;
    } else if (type === 'error') {
      div.style.background = '#fff';
      div.style.border = '1px solid #c00';
      div.style.color = '#c00';
      div.innerHTML = html;
    }
    container.appendChild(div);
    container.scrollTop = container.scrollHeight;
  }

  function escapeHtml(str) {
    var d = document.createElement('div');
    d.textContent = str;
    return d.innerHTML;
  }
})();
</script>
{{end}}