05/22 Enhance codes and fix bugs 3

app/templates/tickets/create.html

@@ -17,6 +17,7 @@
           <div class="col-6 col-md-4">
             <button type="button" class="btn btn-secondary w-100 text-start template-btn"
                     style="padding:10px 14px;font-size:13px;"
+                    data-name="{{ t.name }}"
                     data-title="{{ t.title_hint }}"
                     data-category="{{ t.category }}"
                     data-priority="{{ t.priority }}"
@@ -26,6 +27,23 @@
           </div>
           {% endfor %}
         </div>
+
+        <!-- Template preview panel -->
+        <div id="tmpl-preview" style="display:none;margin-top:14px;padding:14px 16px;
+             background:var(--surface2);border:1px solid var(--border);border-radius:8px;">
+          <div style="display:flex;align-items:center;justify-content:space-between;margin-bottom:10px;">
+            <span style="font-size:12px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;">Preview</span>
+            <button type="button" id="tmpl-apply-btn" class="btn btn-primary btn-sm">
+              <i class="bi bi-check2 me-1"></i>Apply Template
+            </button>
+          </div>
+          <div style="font-size:13px;font-weight:600;color:var(--text);margin-bottom:4px;" id="tmpl-prev-title">—</div>
+          <div style="display:flex;gap:6px;margin-bottom:8px;">
+            <span style="font-size:11px;padding:1px 8px;border-radius:4px;background:var(--border);color:var(--muted);" id="tmpl-prev-cat">—</span>
+            <span id="tmpl-prev-prio" class="badge">—</span>
+          </div>
+          <div style="font-size:12px;color:var(--muted);white-space:pre-wrap;line-height:1.55;max-height:100px;overflow-y:auto;" id="tmpl-prev-desc">—</div>
+        </div>
       </div>
     </div>
     {% endif %}
@@ -135,33 +153,60 @@
 </div>
 {% block scripts %}
 <script>
-document.querySelectorAll('.template-btn').forEach(btn => {
-  btn.addEventListener('click', () => {
-    const title = btn.dataset.title;
-    const cat   = btn.dataset.category;
-    const prio  = btn.dataset.priority;
-    const desc  = btn.dataset.description;
+(function () {
+  const preview    = document.getElementById('tmpl-preview');
+  const applyBtn   = document.getElementById('tmpl-apply-btn');
+  const prevTitle  = document.getElementById('tmpl-prev-title');
+  const prevCat    = document.getElementById('tmpl-prev-cat');
+  const prevPrio   = document.getElementById('tmpl-prev-prio');
+  const prevDesc   = document.getElementById('tmpl-prev-desc');
 
-    if (title) document.querySelector('input[name=title]').value = title;
-    if (desc)  document.querySelector('textarea[name=description]').value = desc;
+  let activeData = null;
 
-    const catSel = document.querySelector('select[name=category]');
-    if (catSel) {
-      for (const opt of catSel.options) {
-        if (opt.value === cat) { opt.selected = true; break; }
-      }
-    }
+  function applyTemplate(data) {
+    if (!data) return;
+    if (data.title) document.querySelector('input[name=title]').value = data.title;
+    if (data.desc)  document.querySelector('textarea[name=description]').value = data.desc;
+    const catSel  = document.querySelector('select[name=category]');
     const prioSel = document.querySelector('select[name=priority]');
-    if (prioSel) {
-      for (const opt of prioSel.options) {
-        if (opt.value === prio) { opt.selected = true; break; }
-      }
-    }
-    // Scroll to form
+    if (catSel)  { for (const o of catSel.options)  { if (o.value === data.cat)  { o.selected = true; break; } } }
+    if (prioSel) { for (const o of prioSel.options) { if (o.value === data.prio) { o.selected = true; break; } } }
     document.querySelector('input[name=title]').scrollIntoView({behavior:'smooth', block:'center'});
     document.querySelector('input[name=title]').focus();
+    // Highlight briefly
+    document.querySelector('input[name=title]').style.outline = '2px solid var(--accent)';
+    setTimeout(() => { document.querySelector('input[name=title]').style.outline = ''; }, 1200);
+  }
+
+  document.querySelectorAll('.template-btn').forEach(btn => {
+    function showPreview() {
+      activeData = {
+        name:  btn.dataset.name,
+        title: btn.dataset.title,
+        cat:   btn.dataset.category,
+        prio:  btn.dataset.priority,
+        desc:  btn.dataset.description,
+      };
+      prevTitle.textContent = activeData.title || activeData.name;
+      prevCat.textContent   = (activeData.cat || '').replace(/_/g, ' ');
+      prevDesc.textContent  = activeData.desc || '(no description)';
+      prevPrio.textContent  = (activeData.prio || '').toUpperCase();
+      prevPrio.className    = 'badge badge-' + (activeData.prio || 'medium');
+      preview.style.display = 'block';
+    }
+
+    btn.addEventListener('mouseenter', showPreview);
+    btn.addEventListener('focus',      showPreview);
+    btn.addEventListener('click', function () {
+      showPreview();
+      applyTemplate(activeData);
+    });
   });
-});
+
+  if (applyBtn) {
+    applyBtn.addEventListener('click', () => applyTemplate(activeData));
+  }
+})();
 </script>
 {% endblock %}
 {% endblock %}