1 files changed, 89 insertions, 0 deletions
diff --git a/roles/reverseproxy/files/conversejs/src/shared/autocomplete/utils.js b/roles/reverseproxy/files/conversejs/src/shared/autocomplete/utils.js
new file mode 100644
index 0000000..af89268
--- /dev/null
+++ b/roles/reverseproxy/files/conversejs/src/shared/autocomplete/utils.js
@@ -0,0 +1,89 @@
+import { converse } from '@converse/headless/core';
+
+const u = converse.env.utils;
+
+export const helpers = {
+    getElement (expr, el) {
+        return typeof expr === 'string' ? (el || document).querySelector(expr) : expr || null;
+    },
+
+    bind (element, o) {
+        if (element) {
+            for (var event in o) {
+                if (!Object.prototype.hasOwnProperty.call(o, event)) {
+                    continue;
+                }
+                const callback = o[event];
+                event.split(/\s+/).forEach(event => element.addEventListener(event, callback));
+            }
+        }
+    },
+
+    unbind (element, o) {
+        if (element) {
+            for (var event in o) {
+                if (!Object.prototype.hasOwnProperty.call(o, event)) {
+                    continue;
+                }
+                const callback = o[event];
+                event.split(/\s+/).forEach(event => element.removeEventListener(event, callback));
+            }
+        }
+    },
+
+    regExpEscape (s) {
+        return s.replace(/[-\\^$*+?.()|[\]{}]/g, '\\$&');
+    },
+
+    isMention (word, ac_triggers) {
+        return (
+            ac_triggers.includes(word[0]) ||
+            (u.isMentionBoundary(word[0]) && ac_triggers.includes(word[1]))
+        );
+    }
+};
+
+export const FILTER_CONTAINS = function (text, input) {
+    return RegExp(helpers.regExpEscape(input.trim()), 'i').test(text);
+};
+
+export const FILTER_STARTSWITH = function (text, input) {
+    return RegExp('^' + helpers.regExpEscape(input.trim()), 'i').test(text);
+};
+
+const SORT_BY_LENGTH = function (a, b) {
+    if (a.length !== b.length) {
+        return a.length - b.length;
+    }
+    return a < b ? -1 : 1;
+};
+
+export const SORT_BY_QUERY_POSITION = function (a, b) {
+    const query = a.query.toLowerCase();
+    const x = a.label.toLowerCase().indexOf(query);
+    const y = b.label.toLowerCase().indexOf(query);
+
+    if (x === y) {
+        return SORT_BY_LENGTH(a, b);
+    }
+    return (x === -1 ? Infinity : x) < (y === -1 ? Infinity : y) ? -1 : 1;
+};
+
+export const ITEM = (text, input) => {
+    input = input.trim();
+    const element = document.createElement('li');
+    element.setAttribute('aria-selected', 'false');
+
+    const regex = new RegExp('(' + input + ')', 'ig');
+    const parts = input ? text.split(regex) : [text];
+    parts.forEach(txt => {
+        if (input && txt.match(regex)) {
+            const match = document.createElement('mark');
+            match.textContent = txt;
+            element.appendChild(match);
+        } else {
+            element.appendChild(document.createTextNode(txt));
+        }
+    });
+    return element;
+};