improved UI

visualizer/public/scripts/auth.js

@@ -0,0 +1,33 @@
+const sessionLocalStorageKey = 'dgt-session';
+
+let cachedPathVariables = null;
+
+function getPathVariables(){
+    if (cachedPathVariables !== null) {
+        return cachedPathVariables;
+    }
+    const raw = document.getElementById("url-placeholders")?.textContent || "{}"
+    cachedPathVariables = Object.entries(JSON.parse(raw)?.pathVariables || {})
+    return cachedPathVariables
+
+}
+
+window.addEventListener('login', function (evt) {
+    localStorage.setItem(sessionLocalStorageKey, evt.detail.value);
+    document.location.href = "/";
+});
+
+window.addEventListener('logout', function (evt) {
+    window.localStorage.removeItem(sessionLocalStorageKey);
+    document.location.href = "/login.html";
+});
+
+window.addEventListener('htmx:configRequest', function(evt) {
+    evt.detail.headers['dgt-session'] = localStorage.getItem(sessionLocalStorageKey);
+
+    function reducer(path, [key, value]){
+        return path.replace(key, value)
+    }
+
+    evt.detail.path = getPathVariables().reduce(reducer, evt.detail.path)
+});