some webUI fixes

python_app/webui/static/app.js

@@ -15,6 +15,12 @@ const btnStop = document.getElementById("btn-stop");
 const btnTmpRef = document.getElementById("btn-tmp-ref");
 const btnApply = document.getElementById("btn-apply");
 const btnResetHistory = document.getElementById("btn-reset-history");
+const btnLoadConfig = document.getElementById("btn-load-config");
+const configSelect = document.getElementById("config-select");
+const configActiveEl = document.getElementById("config-active");
+const savePathInput = document.getElementById("save-path");
+const saveNameInput = document.getElementById("save-name");
+const btnSaveDataset = document.getElementById("btn-save-dataset");
 
 const settingsToggle = document.getElementById("settings-toggle");
 const sidePanel = document.querySelector(".side-panel");
@@ -24,12 +30,15 @@ const settingsNote = document.getElementById("settings-note");
 const runningEl = document.getElementById("stat-running");
 const processorEl = document.getElementById("stat-processor");
 const ringEl = document.getElementById("stat-ring");
+const scansEl = document.getElementById("stat-scans");
 const staleEl = document.getElementById("stat-stale");
 const toastEl = document.getElementById("toast");
 
 /* ---- state ------------------------------------------------------- */
-let pendingPng = null;   // newest PNG (base64), shown on the next animation frame
-let lastFrameTs = 0;     // performance.now() of the last received frame
+let pendingPng = null;       // newest PNG (base64), shown on the next animation frame
+let lastFrameTs = 0;         // performance.now() of the last received frame
+let pipelineRunning = false; // gates the config loader (loading requires a stopped pipeline)
+let saveFieldsPrefilled = false; // seed the save path/name fields once, then leave the operator's edits
 
 /* ---- helpers ----------------------------------------------------- */
 function toast(message, isError) {
@@ -245,6 +254,63 @@ async function loadSettings() {
   }
 }
 
+/* ---- config profile --------------------------------------------- */
+// Loading a config does exactly what the desktop "Load Config" button does. The file
+// list comes from the server's run_configs/ directory (the browser has no file access),
+// and loading is gated to a stopped pipeline — mirroring the desktop precondition.
+function updateLoadButtonState() {
+  btnLoadConfig.disabled = pipelineRunning || configSelect.options.length === 0;
+}
+
+async function loadConfigList() {
+  try {
+    const { names = [] } = await api("/api/configs");
+    const previous = configSelect.value;
+    configSelect.innerHTML = "";
+    for (const name of names) {
+      const opt = document.createElement("option");
+      opt.value = name;
+      opt.textContent = name;
+      configSelect.appendChild(opt);
+    }
+    if (names.includes(previous)) configSelect.value = previous; // keep the operator's choice
+    updateLoadButtonState();
+  } catch (err) {
+    toast("Could not load config list: " + err.message, true);
+  }
+}
+
+btnLoadConfig.addEventListener("click", async () => {
+  const name = configSelect.value;
+  if (!name) return;
+  btnLoadConfig.disabled = true;
+  try {
+    await api("/api/load_config", { name });
+    toast(`Config loaded: ${name}`); // the new settings schema arrives via the live status push
+  } catch (err) {
+    toast(err.message, true);
+  } finally {
+    updateLoadButtonState();
+  }
+});
+
+/* ---- save dataset ----------------------------------------------- */
+// Saves to the path in the field, mirroring the desktop "Save Dataset" button exactly.
+btnSaveDataset.addEventListener("click", async () => {
+  btnSaveDataset.disabled = true;
+  try {
+    await api("/api/save_dataset", {
+      path: savePathInput.value.trim(),
+      name: saveNameInput.value.trim(),
+    });
+    toast("Save requested"); // a radar-config prefix is prepended to the name server-side
+  } catch (err) {
+    toast(err.message, true);
+  } finally {
+    btnSaveDataset.disabled = false;
+  }
+});
+
 /* ---- status ------------------------------------------------------ */
 function setStat(el, label, value, cls) {
   el.className = "stat" + (cls ? " " + cls : "");
@@ -253,13 +319,26 @@ function setStat(el, label, value, cls) {
 }
 
 function applyStatus(s) {
-  if ("running" in s)
+  if ("running" in s) {
     setStat(runningEl, "running", s.running ? "yes" : "no", s.running ? "ok" : "off");
+    pipelineRunning = !!s.running;
+    updateLoadButtonState();
+  }
+  if ("active_config" in s)
+    configActiveEl.textContent = s.active_config ? `current: ${s.active_config}` : "";
+  if ("save_path" in s && !saveFieldsPrefilled) {
+    savePathInput.value = s.save_path || ""; // seed once; don't clobber later edits
+    saveNameInput.value = s.save_name || "";
+    saveFieldsPrefilled = true;
+  }
   if ("processor_running" in s)
     setStat(processorEl, "processor", s.processor_running ? "yes" : "no",
       s.processor_running ? "ok" : "off");
   if ("ring_name" in s) setStat(ringEl, "ring", s.ring_name || "—",
     s.ring_name ? "" : "off");
+  if ("raw_count" in s)
+    setStat(scansEl, "scans",
+      `raw ${s.raw_count} / preprocessed ${s.preprocessed_count} / results ${s.result_count}`);
 }
 
 /* ---- frame rendering (latest-wins; the frame IS the Qt plot image) - */
@@ -305,6 +384,7 @@ async function init() {
     settingsNote.textContent = "Status unavailable: " + err.message;
   }
   await loadSettings();
+  await loadConfigList();
   connectWs();
 }
 init();