{% extends "base.html" %}
{% block title %}AI Summary — Website Checker{% endblock %}
{% block content %}

<div class="page-header">
  <h1>🤖 AI Document Analysis</h1>
  {% if is_admin %}
  <a href="{{ url_for('admin_settings.settings') }}" class="btn btn-secondary btn-sm">⚙ API Settings</a>
  {% endif %}
</div>

{% if not groq_key_set %}
<div class="alert alert-warning mb-2">⚠ Groq API key not configured. An admin must add it under Settings.</div>
{% endif %}

<div class="ai-layout">

  <!-- ── Left panel ──────────────────────────────────────────── -->
  <div class="ai-left">

    <!-- Upload card -->
    <div class="card">
      <div class="card-header"><span class="card-title">Upload Documents</span></div>
      <div class="card-body-pad">
        {% if is_admin %}
        <div class="form-group">
          <label>Model</label>
          <select id="ai-model">
            {% for m in groq_models %}
            <option {{ 'selected' if m == groq_model }}>{{ m }}</option>
            {% endfor %}
          </select>
        </div>
        {% endif %}
        <div class="form-group">
          <label>Documents <span class="text-muted">(PDF, DOCX, TXT, CSV, XLSX)</span></label>
          <input type="file" id="ai-files" multiple
                 accept=".pdf,.docx,.doc,.txt,.csv,.xlsx,.xls,.md">
        </div>
        <button class="btn btn-primary w-full" id="btn-analyze" onclick="runAnalysis()">
          🔍 Analyze with AI
        </button>
      </div>
    </div>

    <!-- Criteria card -->
    <div class="card mt-2">
      <div class="card-header">
        <span class="card-title">Evaluation Criteria</span>
        {% if is_admin %}
        <button class="btn btn-secondary btn-sm" onclick="openModal('modal-add-criterion')">＋ Add</button>
        {% endif %}
      </div>
      <div class="criteria-list">
        {% for c in criteria %}
        <div class="criterion-row {{ '' if c.is_active else 'criterion-inactive' }}"
             data-title="{{ c.title }}"
             data-desc="{{ c.description }}"
             data-id="{{ c.id }}"
             data-active="{{ '1' if c.is_active else '0' }}"
             data-order="{{ c.sort_order }}">
          <div class="criterion-header">
            <strong class="criterion-title">{{ c.title }}</strong>
            <div class="criterion-badges">
              {% if not c.is_active %}<span class="badge badge-muted">Inactive</span>{% endif %}
              {% if is_admin %}
              <button class="btn btn-secondary btn-sm js-edit-criterion">✎ Edit</button>
              <form method="post"
                    action="{{ url_for('ai_summary.delete_criterion_view', criterion_id=c.id) }}"
                    style="display:inline"
                    onsubmit="return confirm('Delete this criterion?')">
                <button class="btn btn-danger btn-sm" type="submit">✕</button>
              </form>
              {% endif %}
            </div>
          </div>
          <div class="criterion-desc">{{ c.description[:140] }}{% if c.description|length > 140 %}…{% endif %}</div>
          <button class="btn-link-sm js-view-criterion">View full details ›</button>
        </div>
        {% else %}
        <p class="text-muted text-center" style="padding:1rem">No criteria defined yet.</p>
        {% endfor %}
      </div>
    </div>

  </div>

  <!-- ── Right panel ─────────────────────────────────────────── -->
  <div class="ai-right">

    <!-- Output card -->
    <div class="card ai-output-card">
      <div class="card-header">
        <span class="card-title">Extracted Information</span>
        <div class="flex gap-1">
          <button class="btn btn-secondary btn-sm" id="btn-copy" onclick="copyOutput()" style="display:none">📋 Copy</button>
          <button class="btn btn-secondary btn-sm" id="btn-save" onclick="saveOutput()" style="display:none">💾 Save as TXT</button>
          <button class="btn btn-secondary btn-sm" id="btn-clear" onclick="clearOutput()" style="display:none">🗑 Clear</button>
        </div>
      </div>

      <!-- Verdict banner — hidden until result arrives -->
      <div id="verdict-banner" style="display:none"></div>

      <!-- Output body -->
      <div id="ai-output" class="ai-output-body">
        <div class="ai-placeholder">
          <p>Upload a document and click <strong>Analyze with AI</strong> to begin.</p>
          <p class="text-muted text-sm mt-1">The AI will extract: solicitation number &amp; type, set-aside, scope of work, work site, pre-proposal conference, POC, square footage, driving distance &amp; travel time, due date, and key deadlines.</p>
        </div>
      </div>
    </div>

    <!-- History card -->
    <div class="card mt-2">
      <div class="card-header"><span class="card-title">Analysis History</span></div>
      <div class="table-container">
        <table>
          <thead>
            <tr>
              <th>Date</th>
              {% if is_admin %}<th>User</th>{% endif %}
              <th>Files</th>
              <th>Verdict</th>
            </tr>
          </thead>
          <tbody>
            {% for h in history %}
            <tr class="history-row" data-id="{{ h.id }}" style="cursor:pointer" title="Click to view result">
              <td class="nowrap text-muted">{{ h.analyzed_at.strftime('%Y-%m-%d %H:%M') if h.analyzed_at else '—' }}</td>
              {% if is_admin %}<td class="text-muted">{{ h.username or '—' }}</td>{% endif %}
              <td class="text-muted">{{ h.file_names[:50] }}{% if h.file_names|length > 50 %}…{% endif %}</td>
              <td>
                {% if h.verdict %}
                <span class="badge badge-{{ 'success' if h.verdict=='PURSUE' else 'danger' if h.verdict=='PASS' else 'warning' }}">
                  {{ h.verdict }}
                </span>
                {% else %}—{% endif %}
              </td>
            </tr>
            {% else %}
            <tr><td colspan="4" class="text-center text-muted" style="padding:1rem">No history yet.</td></tr>
            {% endfor %}
          </tbody>
        </table>
      </div>
    </div>

  </div>
</div>

<!-- ── View Criterion Modal ─────────────────────────────────── -->
<div class="modal-overlay" id="modal-view-criterion">
  <div class="modal">
    <div class="modal-header">
      <span class="modal-title" id="vc-title">Criterion Details</span>
      <button class="modal-close" onclick="closeModal('modal-view-criterion')">✕</button>
    </div>
    <div class="modal-body">
      <p id="vc-desc" style="white-space:pre-wrap;line-height:1.7;color:var(--text-secondary)"></p>
    </div>
    <div class="modal-footer">
      <button class="btn btn-secondary" onclick="closeModal('modal-view-criterion')">Close</button>
    </div>
  </div>
</div>

{% if is_admin %}
<!-- ── Add Criterion Modal ──────────────────────────────────── -->
<div class="modal-overlay" id="modal-add-criterion">
  <div class="modal">
    <div class="modal-header">
      <span class="modal-title">Add Criterion</span>
      <button class="modal-close" onclick="closeModal('modal-add-criterion')">✕</button>
    </div>
    <form method="post" action="{{ url_for('ai_summary.create_criterion_view') }}">
      <div class="modal-body">
        <div class="form-group"><label>Title *</label><input name="title" required></div>
        <div class="form-group"><label>Description *</label><textarea name="description" rows="5" required></textarea></div>
        <div class="form-row">
          <div class="form-group"><label>Sort Order</label><input type="number" name="sort_order" value="0"></div>
          <div class="form-group"><label>Active</label>
            <select name="is_active"><option value="1">Yes</option><option value="0">No</option></select>
          </div>
        </div>
      </div>
      <div class="modal-footer">
        <button type="button" class="btn btn-secondary" onclick="closeModal('modal-add-criterion')">Cancel</button>
        <button type="submit" class="btn btn-primary">Add Criterion</button>
      </div>
    </form>
  </div>
</div>

<!-- ── Edit Criterion Modal ─────────────────────────────────── -->
<div class="modal-overlay" id="modal-edit-criterion">
  <div class="modal">
    <div class="modal-header">
      <span class="modal-title">Edit Criterion</span>
      <button class="modal-close" onclick="closeModal('modal-edit-criterion')">✕</button>
    </div>
    <form method="post" id="edit-criterion-form">
      <div class="modal-body">
        <div class="form-group"><label>Title *</label><input name="title" id="ec-title" required></div>
        <div class="form-group"><label>Description *</label><textarea name="description" id="ec-desc" rows="5" required></textarea></div>
        <div class="form-row">
          <div class="form-group"><label>Sort Order</label><input type="number" name="sort_order" id="ec-order"></div>
          <div class="form-group"><label>Active</label>
            <select name="is_active" id="ec-active"><option value="1">Yes</option><option value="0">No</option></select>
          </div>
        </div>
      </div>
      <div class="modal-footer">
        <button type="button" class="btn btn-secondary" onclick="closeModal('modal-edit-criterion')">Cancel</button>
        <button type="submit" class="btn btn-primary">Save Changes</button>
      </div>
    </form>
  </div>
</div>
{% endif %}

<!-- ── History Detail Modal ─────────────────────────────────── -->
<div class="modal-overlay" id="modal-history">
  <div class="modal" style="max-width:780px">
    <div class="modal-header">
      <span class="modal-title" id="hist-title">Analysis Result</span>
      <button class="modal-close" onclick="closeModal('modal-history')">✕</button>
    </div>
    <div id="hist-verdict-banner" style="display:none"></div>
    <div class="modal-body" style="padding:0">
      <div class="ai-meta-bar" id="hist-meta"></div>
      <div id="hist-body" class="ai-rendered-output" style="max-height:65vh;overflow-y:auto;padding:1.25rem 1.5rem"></div>
    </div>
    <div class="modal-footer">
      <button class="btn btn-secondary" onclick="closeModal('modal-history')">Close</button>
    </div>
  </div>
</div>

<!-- marked.js for markdown rendering -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/marked/9.1.6/marked.min.js"></script>

<script>
/* ─── Markdown renderer config ──────────────────────────────── */
marked.setOptions({ breaks: true, gfm: true });

/* ─── Render AI text: markdown + escape safety ──────────────── */
function renderAI(text) {
  // marked.parse handles markdown; it escapes HTML internally for safety
  return marked.parse(String(text || ''));
}

/* ─── Verdict banner HTML ───────────────────────────────────── */
function verdictBannerHTML(verdict) {
  if (!verdict) return '';
  var cfg = {
    'PURSUE':  { bg:'#16a34a', icon:'✅', label:'PURSUE THIS OPPORTUNITY',  sub:'Strong alignment with your evaluation criteria.' },
    'PASS':    { bg:'#dc2626', icon:'🚫', label:'PASS ON THIS OPPORTUNITY',  sub:'Does not meet one or more key criteria.' },
    'UNCLEAR': { bg:'#d97706', icon:'⚠️', label:'UNCLEAR — REVIEW MANUALLY', sub:'Insufficient information for a confident determination.' },
  };
  var c = cfg[verdict.toUpperCase()] || { bg:'#4b5563', icon:'•', label: verdict, sub:'' };
  return '<div class="verdict-banner" style="background:' + c.bg + '">'
       + '<span class="verdict-icon">' + c.icon + '</span>'
       + '<div><div class="verdict-label">' + c.label + '</div>'
       + (c.sub ? '<div class="verdict-sub">' + c.sub + '</div>' : '')
       + '</div></div>';
}

/* ─── Show/clear output ─────────────────────────────────────── */
var _rawText = '';   // kept for copy/save

function showResult(data) {
  _rawText = data.summary || '';
  var fileList = (data.file_names || '').split(', ').map(function(f) {
    return '  - ' + f;
  }).join('\n');
  var criteriaNote = data.criteria_count > 0
    ? 'Criteria evaluated: ' + data.criteria_count
    : 'No evaluation criteria configured.';
  var header = 'AI Extraction  |  Model: ' + (data.model || '')
    + '\nFiles analyzed (' + (data.file_count || 1) + '):\n' + fileList
    + '\n' + criteriaNote
    + '\n' + '='.repeat(60);

  // Verdict banner
  var banner = document.getElementById('verdict-banner');
  if (data.verdict) {
    banner.innerHTML  = verdictBannerHTML(data.verdict);
    banner.style.display = '';
  } else {
    banner.style.display = 'none';
    banner.innerHTML = '';
  }

  // Render output: header as plain preformatted, then markdown body
  document.getElementById('ai-output').innerHTML =
    '<pre class="ai-header-block">' + escHtml(header) + '</pre>'
    + '<div class="ai-rendered-output">' + renderAI(_rawText) + '</div>';

  // Show action buttons
  document.getElementById('btn-copy').style.display  = '';
  document.getElementById('btn-save').style.display  = '';
  document.getElementById('btn-clear').style.display = '';
}

function clearOutput() {
  _rawText = '';
  document.getElementById('ai-output').innerHTML =
    '<div class="ai-placeholder"><p>Upload a document and click <strong>Analyze with AI</strong> to begin.</p></div>';
  document.getElementById('verdict-banner').style.display = 'none';
  document.getElementById('verdict-banner').innerHTML = '';
  document.getElementById('btn-copy').style.display  = 'none';
  document.getElementById('btn-save').style.display  = 'none';
  document.getElementById('btn-clear').style.display = 'none';
}

function copyOutput() {
  if (!_rawText) return;
  navigator.clipboard.writeText(_rawText).then(function() {
    var btn = document.getElementById('btn-copy');
    var orig = btn.textContent;
    btn.textContent = '✓ Copied';
    setTimeout(function() { btn.textContent = orig; }, 2000);
  });
}

function saveOutput() {
  if (!_rawText) return;
  var blob = new Blob([_rawText], { type: 'text/plain' });
  var a = document.createElement('a');
  a.href = URL.createObjectURL(blob);
  a.download = 'ai_extraction.txt';
  a.click();
}

/* ─── Analyze ───────────────────────────────────────────────── */
async function runAnalysis() {
  var files = document.getElementById('ai-files').files;
  if (!files.length) { alert('Please select at least one file.'); return; }

  var modelEl = document.getElementById('ai-model');
  var model   = modelEl ? modelEl.value : '';

  var btn = document.getElementById('btn-analyze');
  btn.disabled    = true;
  btn.textContent = '⏳ Analysing…';

  document.getElementById('ai-output').innerHTML =
    '<div class="ai-placeholder"><p class="text-muted">Running AI analysis… this may take a moment.</p></div>';
  document.getElementById('verdict-banner').style.display = 'none';
  document.getElementById('btn-copy').style.display  = 'none';
  document.getElementById('btn-save').style.display  = 'none';
  document.getElementById('btn-clear').style.display = 'none';

  var fd = new FormData();
  for (var i = 0; i < files.length; i++) fd.append('documents[]', files[i]);
  if (model) fd.append('model', model);

  try {
    var resp = await fetch('/ai-summary/analyze', { method: 'POST', body: fd, headers: {'X-CSRFToken': getCsrfToken()} });
    var data = await resp.json();
    if (data.error) {
      document.getElementById('ai-output').innerHTML =
        '<div class="alert alert-danger" style="margin:1rem">' + escHtml(data.error) + '</div>';
    } else {
      // Attach metadata for header rendering
      data.file_names   = Array.from(files).map(function(f){ return f.name; }).join(', ');
      data.file_count   = files.length;
      data.model        = model || '{{ groq_model }}';
      data.criteria_count = {{ criteria | selectattr('is_active') | list | length }};
      showResult(data);
    }
  } catch(e) {
    document.getElementById('ai-output').innerHTML =
      '<div class="alert alert-danger" style="margin:1rem">Request failed: ' + escHtml(String(e)) + '</div>';
  } finally {
    btn.disabled    = false;
    btn.textContent = '🔍 Analyze with AI';
  }
}

/* ─── Criteria modals ───────────────────────────────────────── */
document.querySelectorAll('.js-view-criterion').forEach(function(btn) {
  btn.addEventListener('click', function() {
    var row = btn.closest('.criterion-row');
    document.getElementById('vc-title').textContent = row.dataset.title;
    document.getElementById('vc-desc').textContent  = row.dataset.desc;
    openModal('modal-view-criterion');
  });
});

document.querySelectorAll('.js-edit-criterion').forEach(function(btn) {
  btn.addEventListener('click', function() {
    var row = btn.closest('.criterion-row');
    document.getElementById('ec-title').value  = row.dataset.title;
    document.getElementById('ec-desc').value   = row.dataset.desc;
    document.getElementById('ec-order').value  = row.dataset.order;
    document.getElementById('ec-active').value = row.dataset.active;
    document.getElementById('edit-criterion-form').action =
      '/ai-summary/criteria/' + row.dataset.id + '/edit';
    openModal('modal-edit-criterion');
  });
});

/* ─── History rows ──────────────────────────────────────────── */
document.querySelectorAll('.history-row').forEach(function(row) {
  row.addEventListener('click', function() {
    var id = row.dataset.id;
    document.getElementById('hist-title').textContent = 'Loading…';
    document.getElementById('hist-meta').textContent  = '';
    document.getElementById('hist-body').innerHTML    = '';
    document.getElementById('hist-verdict-banner').style.display = 'none';
    openModal('modal-history');

    fetch('/ai-summary/history/' + id)
      .then(function(r) { return r.json(); })
      .then(function(d) {
        if (d.error) {
          document.getElementById('hist-body').textContent = d.error;
          return;
        }
        document.getElementById('hist-title').textContent =
          'Analysis — ' + (d.file_names || '');
        document.getElementById('hist-meta').textContent =
          (d.analyzed_at || '').slice(0, 16)
          + (d.username ? '  ·  ' + d.username : '')
          + '  ·  ' + (d.model || '');

        if (d.verdict) {
          var vb = document.getElementById('hist-verdict-banner');
          vb.innerHTML     = verdictBannerHTML(d.verdict);
          vb.style.display = '';
        }
        document.getElementById('hist-body').innerHTML =
          renderAI(d.summary_text || '');
      })
      .catch(function() {
        document.getElementById('hist-body').textContent = 'Failed to load analysis.';
      });
  });
});

/* ─── Utility ───────────────────────────────────────────────── */
function escHtml(str) {
  return String(str || '').replace(/[&<>"']/g, function(c) {
    return {'&':'&amp;','<':'&lt;','>':'&gt;','"':'&quot;',"'":'&#39;'}[c];
  });
}
</script>

<style>
/* ── Layout ────────────────────────────────────────────────── */
.ai-layout{display:grid;grid-template-columns:320px 1fr;gap:1.25rem;align-items:start}
.card-body-pad{padding:1.1rem 1.4rem 1.4rem}
.ai-output-card{display:flex;flex-direction:column;overflow:hidden}

/* ── Verdict banner ────────────────────────────────────────── */
.verdict-banner{
  display:flex;align-items:center;gap:1rem;
  padding:.9rem 1.4rem;color:#fff;
}
.verdict-icon{font-size:1.3rem;flex-shrink:0}
.verdict-label{font-size:1rem;font-weight:700;letter-spacing:.01em}
.verdict-sub{font-size:.8rem;opacity:.9;margin-top:2px}

/* ── Output area ───────────────────────────────────────────── */
.ai-output-body{
  flex:1;overflow-y:auto;
  min-height:300px;max-height:calc(100vh - 280px);
}
.ai-placeholder{
  padding:2rem 1.5rem;color:var(--text-muted);
}
.ai-header-block{
  background:var(--bg-subtle);border-bottom:1px solid var(--border);
  padding:.85rem 1.4rem;font-family:'DM Mono',monospace;font-size:.78rem;
  color:var(--text-secondary);margin:0;white-space:pre-wrap;line-height:1.6;
}
.ai-meta-bar{
  padding:.6rem 1.5rem;font-size:.78rem;font-family:'DM Mono',monospace;
  color:var(--text-muted);background:var(--bg-subtle);
  border-bottom:1px solid var(--border);
}

/* ── Rendered markdown output ──────────────────────────────── */
.ai-rendered-output{
  padding:1.1rem 1.4rem 1.5rem;
  font-size:.9rem;line-height:1.8;color:var(--text-secondary);
}
.ai-rendered-output h1,.ai-rendered-output h2{
  font-size:1rem;font-weight:700;color:var(--text);
  margin:1.4rem 0 .5rem;padding-bottom:.3rem;
  border-bottom:1px solid var(--border);
}
.ai-rendered-output h3,.ai-rendered-output h4{
  font-size:.9rem;font-weight:700;color:var(--text);margin:1rem 0 .35rem;
}
.ai-rendered-output p{margin:.35rem 0}
.ai-rendered-output strong{color:var(--text);font-weight:700}
.ai-rendered-output ul,.ai-rendered-output ol{
  padding-left:1.4rem;margin:.35rem 0;
}
.ai-rendered-output li{margin:.2rem 0}
.ai-rendered-output hr{
  border:none;border-top:2px solid var(--border);margin:1.25rem 0;
}
.ai-rendered-output pre,.ai-rendered-output code{
  font-family:'DM Mono',monospace;font-size:.82rem;
  background:var(--bg-subtle);border-radius:var(--r-sm);
}
.ai-rendered-output pre{padding:.75rem 1rem;overflow-x:auto}
.ai-rendered-output code{padding:.1rem .3rem}

/* ── Criteria list ─────────────────────────────────────────── */
.criteria-list{display:flex;flex-direction:column}
.criterion-row{
  padding:.8rem 1.2rem;border-bottom:1px solid var(--border);
  transition:background var(--t);
}
.criterion-row:last-child{border-bottom:none}
.criterion-row:hover{background:var(--bg-subtle)}
.criterion-inactive{opacity:.55}
.criterion-header{display:flex;align-items:center;justify-content:space-between;
                  gap:.5rem;margin-bottom:.2rem}
.criterion-title{font-size:.875rem;font-weight:600;color:var(--text)}
.criterion-badges{display:flex;align-items:center;gap:.35rem;flex-shrink:0}
.criterion-desc{font-size:.78rem;color:var(--text-muted);line-height:1.5;margin-bottom:.3rem}
.btn-link-sm{
  background:none;border:none;padding:0;font-size:.73rem;
  color:var(--accent);cursor:pointer;font-family:inherit;
}
.btn-link-sm:hover{text-decoration:underline}

/* ── History ───────────────────────────────────────────────── */
.history-row:hover td{background:var(--bg-subtle)}

@media(max-width:960px){
  .ai-layout{grid-template-columns:1fr}
  .ai-output-body{max-height:60vh}
}
</style>
{% endblock %}