qwewqe

public/assets/apps/user-management/app.js

@@ -21,6 +21,114 @@
         `;
     };
 
+    const escapeHtml = (value) => String(value ?? '')
+        .replaceAll('&', '&')
+        .replaceAll('<', '&lt;')
+        .replaceAll('>', '&gt;')
+        .replaceAll('"', '&quot;')
+        .replaceAll("'", '&#39;');
+
+    const bindUserPickers = (host) => {
+        const dataNode = host.querySelector('#um-existing-users-data');
+        if (!(dataNode instanceof HTMLScriptElement)) {
+            return;
+        }
+
+        let users = [];
+        try {
+            const decoded = JSON.parse(dataNode.textContent || '[]');
+            if (Array.isArray(decoded)) {
+                users = decoded;
+            }
+        } catch (_error) {
+            users = [];
+        }
+
+        const normalizedUsers = users.map((user) => ({
+            username: String(user?.username || ''),
+            display_name: String(user?.display_name || ''),
+            email: String(user?.email || ''),
+            search: [
+                String(user?.username || ''),
+                String(user?.display_name || ''),
+                String(user?.email || ''),
+            ].join(' ').toLowerCase(),
+        })).filter((user) => user.username !== '');
+
+        const closeAll = () => {
+            host.querySelectorAll('[data-user-picker-list]').forEach((list) => {
+                list.setAttribute('hidden', 'hidden');
+                list.innerHTML = '';
+            });
+        };
+
+        host.querySelectorAll('[data-user-picker]').forEach((picker) => {
+            const input = picker.querySelector('[data-user-picker-input]');
+            const list = picker.querySelector('[data-user-picker-list]');
+            if (!(input instanceof HTMLInputElement) || !(list instanceof HTMLElement)) {
+                return;
+            }
+
+            if (input.dataset.umPickerBound === '1') {
+                return;
+            }
+            input.dataset.umPickerBound = '1';
+
+            const renderMatches = () => {
+                const needle = input.value.trim().toLowerCase();
+                const matches = normalizedUsers
+                    .filter((user) => needle === '' || user.search.includes(needle))
+                    .slice(0, needle === '' ? 80 : 25);
+
+                list.innerHTML = '';
+                if (matches.length === 0) {
+                    list.innerHTML = '<div class="um-user-picker-empty">Keine passenden Benutzer gefunden.</div>';
+                    list.hidden = false;
+                    return;
+                }
+
+                list.innerHTML = matches.map((user) => `
+                    <button class="um-user-picker-option" type="button" data-user-picker-value="${escapeHtml(user.username)}">
+                        <strong>${escapeHtml(user.username)}</strong>
+                        <span>${escapeHtml(user.display_name || 'Ohne Anzeigename')}</span>
+                        <span>${escapeHtml(user.email || 'Keine E-Mail')}</span>
+                    </button>
+                `).join('');
+                list.hidden = false;
+            };
+
+            input.addEventListener('focus', renderMatches);
+            input.addEventListener('input', renderMatches);
+
+            list.addEventListener('click', (event) => {
+                const option = event.target.closest('[data-user-picker-value]');
+                if (!(option instanceof HTMLElement)) {
+                    return;
+                }
+
+                input.value = String(option.dataset.userPickerValue || '');
+                list.hidden = true;
+                list.innerHTML = '';
+                input.dispatchEvent(new Event('change', { bubbles: true }));
+            });
+        });
+
+        if (!host.dataset.umPickerOutsideBound) {
+            host.dataset.umPickerOutsideBound = '1';
+            document.addEventListener('click', (event) => {
+                if (!(event.target instanceof Node) || !host.contains(event.target)) {
+                    closeAll();
+                    return;
+                }
+
+                const insidePicker = event.target instanceof Element && event.target.closest('[data-user-picker]');
+                if (!insidePicker) {
+                    closeAll();
+                }
+            });
+        }
+    };
+
     const bindInteractions = (host, loadRoute) => {
         host.querySelectorAll('a[href]').forEach((link) => {
             if (link.dataset.umBound === '1') {
@@ -68,6 +176,7 @@
 
                     host.innerHTML = html;
                     bindInteractions(host, loadRoute);
+                    bindUserPickers(host);
                 } catch (error) {
                     renderError(host, error?.message || 'Formular konnte nicht verarbeitet werden.');
                 } finally {
@@ -103,6 +212,7 @@
 
                 host.innerHTML = html;
                 bindInteractions(host, loadRoute);
+                bindUserPickers(host);
             } catch (error) {
                 renderError(host, error?.message || 'User Management konnte nicht geladen werden.');
             } finally {
@@ -112,6 +222,7 @@
 
         if (options.standalone) {
             bindInteractions(host, loadRoute);
+            bindUserPickers(host);
             return;
         }