feat(assistant): create Model Builder workflows

apps/geolibre-desktop/src/components/processing/ProcessingDialog.tsx

@@ -71,6 +71,7 @@ import {
   type DistanceUnit,
 } from "../../lib/whitebox-distance-params";
 import { parameterKind } from "../../lib/whitebox-param-kind";
+import { isTiff } from "../../lib/scripting/binary-output";
 import {
   canUseLayerForParameter,
   fetchLayerBytes,
@@ -140,12 +141,13 @@ function isOutputParameter(param: WhiteboxToolParameter): boolean {
 /**
  * Best-effort extension for a binary tool output, sniffed from its magic bytes.
  * Covers the formats GeoLibre `file_out` and (CRS-preserving) `vector_out` tools
- * emit today (GeoParquet, FlatGeobuf, zipped Shapefile, PNG, PMTiles); a
+ * emit today (GeoTIFF, GeoParquet, FlatGeobuf, zipped Shapefile, PNG, PMTiles); a
  * genuinely opaque output falls back to `.bin`. Extend the sniff here if a
  * future tool writes a recognizable format.
  */
 function fileOutputExtension(bytes: Uint8Array): string {
   const matches = (sig: number[]) => sig.every((b, i) => bytes[i] === b);
+  if (isTiff(bytes)) return "tif";
   if (matches([0x50, 0x41, 0x52, 0x31])) return "parquet"; // "PAR1"
   if (matches([0x66, 0x67, 0x62, 0x03])) return "fgb"; // FlatGeobuf "fgb\x03"
   if (matches([0x50, 0x4b, 0x03, 0x04])) return "zip"; // Shapefile bundle "PK\x03\x04"
@@ -1413,13 +1415,18 @@ export function ProcessingDialog({ mapControllerRef, onAddRaster }: ProcessingDi
       // become a new raster layer; a `file_out` (e.g. write_geoparquet .parquet,
       // a rendered .png, a .pmtiles) or a CRS-preserving `vector_out`
       // (GeoParquet/FlatGeobuf/zipped Shapefile, chosen to keep a reprojection's
-      // target CRS) is not a GeoTIFF, so download it instead of handing it to the
-      // raster loader.
+      // target CRS) is downloaded instead — unless its bytes turn out to be a
+      // GeoTIFF after all, which several tools declare only as a generic file.
       for (const [name, value] of Object.entries(nextJob.outputs)) {
         if (!(value instanceof Uint8Array)) continue;
         const param = jobTool?.params?.find((item) => item.name === name);
         const outKind = param ? parameterKind(param) : "";
-        if (outKind === "file_out" || outKind === "vector_out") {
+        // A generic `file_out` can still hold a GeoTIFF — `slope` declares its
+        // output only as "Optional output path" — so sniff the bytes rather
+        // than trust the declared kind, the way the scripting/assistant path
+        // does, and put a raster on the map instead of downloading it.
+        const declaredFile = outKind === "file_out" || outKind === "vector_out";
+        if (declaredFile && (!isTiff(value) || !onAddRaster)) {
           const label = `${jobToolLabel} ${humanize(name)}`.replace(/\s+/g, "_");
           // Prefer the content signature: a `vector_out` and most binary
           // `file_out` formats (GeoParquet/FlatGeobuf/zipped Shapefile/PNG/

apps/geolibre-desktop/src/components/processing/model-builder/ModelBuilderPanel.tsx

@@ -193,10 +193,13 @@ function cardLayout(
   const rows = Math.max(ports.inputs.length, ports.outputs.length);
   // A labelled card is always a little taller than a bare one: at the compact
   // height a single row's text sits hard against the title above and the card
-  // edge below.
+  // edge below. The synthetic input/output cards carry no port label, but
+  // sizing them bare would leave them visibly shorter than every tool card
+  // beside them, so they take the height of a one-row labelled tool and a
+  // chain lines up.
   const height =
-    labelIn || labelOut
-      ? Math.max(NODE_HEIGHT + 6, CARD_HEADER_HEIGHT + rows * PORT_ROW_HEIGHT + 8)
+    labelIn || labelOut || kind !== "tool"
+      ? Math.max(NODE_HEIGHT + 6, CARD_HEADER_HEIGHT + Math.max(rows, 1) * PORT_ROW_HEIGHT + 8)
       : NODE_HEIGHT;
   // Both sides share one vertical band. A labelled side fills it row by row; an
   // unlabelled side spreads its dots down the same band rather than down the
@@ -205,7 +208,7 @@ function cardLayout(
   const band: PortBand =
     labelIn || labelOut
       ? { top: CARD_HEADER_HEIGHT, height: rows * PORT_ROW_HEIGHT }
-      : { top: 0, height: NODE_HEIGHT };
+      : { top: 0, height };
   return { height, labelIn, labelOut, band };
 }
 
@@ -255,7 +258,9 @@ export function ModelBuilderPanel({
 }: ModelBuilderPanelProps): ReactElement | null {
   const { t } = useTranslation();
   const open = useAppStore((s) => s.ui.modelBuilderOpen);
+  const requestedModelId = useAppStore((s) => s.ui.modelBuilderRequestedModelId);
   const setOpen = useAppStore((s) => s.setModelBuilderOpen);
+  const setRequestedModelId = useAppStore((s) => s.setModelBuilderRequestedModelId);
   const layers = useAppStore((s) => s.layers);
   const savedModels = useAppStore((s) => s.models);
   const saveModel = useAppStore((s) => s.saveModel);
@@ -464,11 +469,17 @@ export function ModelBuilderPanel({
    * the current model away, so each asks first rather than discarding unsaved
    * work silently. `window.confirm` is blocking and matches how the rest of
    * the app confirms a discard (see PythonEditorPane).
+   *
+   * A run in flight is unsaved work of a different kind — `resetRunState`
+   * aborts it — and a saved, unmodified model is not `dirty`, so it needs its
+   * own prompt. That matters most for the AI Assistant, which can request a
+   * model load the user never clicked; without this a background trigger would
+   * kill a running job with no confirmation at all.
    */
-  const confirmDiscard = useCallback(
-    () => !dirty || window.confirm(t("processing.modelBuilder.discardChanges")),
-    [dirty, t],
-  );
+  const confirmDiscard = useCallback(() => {
+    if (running && !window.confirm(t("processing.modelBuilder.discardRunning"))) return false;
+    return !dirty || window.confirm(t("processing.modelBuilder.discardChanges"));
+  }, [dirty, running, t]);
 
   /**
    * Room the layout gets to work with: the canvas's own visible width, so a
@@ -490,18 +501,46 @@ export function ModelBuilderPanel({
     resetRunState();
   }, [confirmDiscard, resetRunState]);
 
+  /** @returns False when the user declined to discard what was on the canvas. */
   const handleLoadModel = useCallback(
-    (model: ProcessingModel) => {
-      if (!confirmDiscard()) return;
+    (model: ProcessingModel): boolean => {
+      if (!confirmDiscard()) return false;
       setModelId(model.id);
       setModelName(model.name);
       setGraph(autoLayout(model.graph ?? stepsToGraph(model), layoutOptions()));
       setSelectedNodeId(null);
       resetRunState();
+      return true;
     },
     [confirmDiscard, layoutOptions, resetRunState],
   );
 
+  /** Re-run the depth-based layout over the nodes the user has moved around. */
+  const handleArrange = useCallback(() => {
+    setGraph((current) => layoutGraph(current, layoutOptions()));
+    // The layout starts at the origin, so a canvas left scrolled somewhere
+    // else would open on empty space right after tidying it up.
+    canvasRef.current?.scrollTo({ left: 0, top: 0 });
+  }, [layoutOptions]);
+
+  // Programmatic entry points (notably the AI Assistant) save a normal project
+  // model and request that it be shown. Reuse the regular load path so an
+  // unsaved canvas still receives its discard confirmation.
+  useEffect(() => {
+    if (!open || !requestedModelId) return;
+    const requested = savedModels.find((model) => model.id === requestedModelId);
+    setRequestedModelId(null);
+    if (!requested || !handleLoadModel(requested)) return;
+    // This request usually opens the panel, so on this pass the canvas is
+    // still mounting and the `layoutOptions()` inside handleLoadModel measures
+    // a width of zero — the layout then falls back to its default and a long
+    // assistant-built chain lands off the visible area. Re-arrange on the next
+    // frame, once the canvas has real width, so the model appears tidied and
+    // scrolled to its start rather than needing a manual Arrange.
+    const frame = requestAnimationFrame(() => handleArrange());
+    return () => cancelAnimationFrame(frame);
+  }, [open, requestedModelId, savedModels, setRequestedModelId, handleLoadModel, handleArrange]);
+
   /**
    * Forget the loaded model. The picker only offers models the project already
    * holds, so the button is meaningful exactly when the open model is one of
@@ -526,14 +565,6 @@ export function ModelBuilderPanel({
     });
   }, []);
 
-  /** Re-run the depth-based layout over the nodes the user has moved around. */
-  const handleArrange = useCallback(() => {
-    setGraph((current) => layoutGraph(current, layoutOptions()));
-    // The layout starts at the origin, so a canvas left scrolled somewhere
-    // else would open on empty space right after tidying it up.
-    canvasRef.current?.scrollTo({ left: 0, top: 0 });
-  }, [layoutOptions]);
-
   const handleSave = useCallback(() => {
     // Also write the legacy linear projection when the graph happens to be a
     // single vector chain, so a build without the canvas can still run it.
@@ -1899,7 +1930,14 @@ const GraphNodeCard = memo(function GraphNodeCard({
       }}
       style={{ left: node.x, top: node.y, width: NODE_WIDTH, height: layout.height }}
       className={cn(
-        "absolute cursor-grab select-none rounded-md border bg-card p-2 shadow-sm active:cursor-grabbing",
+        "absolute cursor-grab select-none border p-2 shadow-sm active:cursor-grabbing",
+        // A tool is a square-cornered card; the model's own inputs and outputs
+        // are rounded and tinted, so the data flowing in and out reads apart
+        // from the processing between it at a glance — the same split ArcGIS
+        // ModelBuilder and QGIS draw as ovals versus rectangles. Safe for
+        // exactly these two kinds: each has a single, vertically centred port,
+        // so no port dot ever lands on the rounded part of the edge.
+        node.kind === "tool" ? "rounded-md bg-card" : "rounded-xl border-primary/40 bg-primary/10",
         selected && "border-primary ring-2 ring-primary/30",
         hasIssue && !selected && "border-destructive",
         status === "running" && "ring-2 ring-primary",

apps/geolibre-desktop/src/i18n/locales/ar.json

@@ -4319,6 +4319,7 @@
       "untitledModel": "نموذج بلا عنوان",
       "newModel": "جديد",
       "discardChanges": "هل تريد تجاهل التغييرات غير المحفوظة في النموذج الحالي؟",
+      "discardRunning": "لا يزال تشغيل النموذج جاريًا. هل تريد إيقافه والمتابعة؟",
       "arrange": "ترتيب",
       "arrangeHint": "ترتيب العقد على امتداد مسار التدفق",
       "runModel": "تشغيل",

apps/geolibre-desktop/src/i18n/locales/de.json

@@ -4052,6 +4052,7 @@
       "untitledModel": "Unbenanntes Modell",
       "newModel": "Neu",
       "discardChanges": "Nicht gespeicherte Änderungen am aktuellen Modell verwerfen?",
+      "discardRunning": "Ein Modelllauf läuft noch. Anhalten und fortfahren?",
       "arrange": "Anordnen",
       "arrangeHint": "Die Knoten entlang des Ablaufs anordnen",
       "runModel": "Ausführen",

apps/geolibre-desktop/src/i18n/locales/en.json

@@ -4062,6 +4062,7 @@
       "untitledModel": "Untitled model",
       "newModel": "New",
       "discardChanges": "Discard unsaved changes to the current model?",
+      "discardRunning": "A model run is still in progress. Stop it and continue?",
       "arrange": "Arrange",
       "arrangeHint": "Lay the nodes out along the flow",
       "runModel": "Run",

apps/geolibre-desktop/src/i18n/locales/es.json

@@ -4052,6 +4052,7 @@
       "untitledModel": "Modelo sin título",
       "newModel": "Nuevo",
       "discardChanges": "¿Descartar los cambios sin guardar del modelo actual?",
+      "discardRunning": "Todavía se está ejecutando un modelo. ¿Detenerlo y continuar?",
       "arrange": "Organizar",
       "arrangeHint": "Distribuir los nodos siguiendo el flujo",
       "runModel": "Ejecutar",

apps/geolibre-desktop/src/i18n/locales/fa.json

@@ -4052,6 +4052,7 @@
       "untitledModel": "مدل بدون عنوان",
       "newModel": "جدید",
       "discardChanges": "تغییرات ذخیره‌نشدهٔ مدل کنونی دور انداخته شوند؟",
+      "discardRunning": "اجرای مدل هنوز در جریان است. متوقف شود و ادامه دهیم؟",
       "arrange": "چیدمان",
       "arrangeHint": "چیدن گره‌ها در امتداد جریان",
       "runModel": "اجرا",

apps/geolibre-desktop/src/i18n/locales/fr.json

@@ -4052,6 +4052,7 @@
       "untitledModel": "Modèle sans titre",
       "newModel": "Nouveau",
       "discardChanges": "Annuler les modifications non enregistrées du modèle actuel ?",
+      "discardRunning": "Une exécution du modèle est encore en cours. L’arrêter et continuer ?",
       "arrange": "Organiser",
       "arrangeHint": "Disposer les nœuds le long du flux",
       "runModel": "Exécuter",

apps/geolibre-desktop/src/i18n/locales/hi.json

@@ -4052,6 +4052,7 @@
       "untitledModel": "बिना शीर्षक मॉडल",
       "newModel": "नया",
       "discardChanges": "वर्तमान मॉडल में असेव्ड बदलाव त्यागें?",
+      "discardRunning": "मॉडल अभी भी चल रहा है। इसे रोककर आगे बढ़ें?",
       "arrange": "व्यवस्थित करें",
       "arrangeHint": "नोड्स को प्रवाह के अनुसार व्यवस्थित करें",
       "runModel": "चलाएँ",

apps/geolibre-desktop/src/i18n/locales/id.json

@@ -3985,6 +3985,7 @@
       "untitledModel": "Model tanpa judul",
       "newModel": "Baru",
       "discardChanges": "Buang perubahan yang belum disimpan pada model saat ini?",
+      "discardRunning": "Model masih berjalan. Hentikan dan lanjutkan?",
       "arrange": "Tata",
       "arrangeHint": "Menata simpul mengikuti alur",
       "runModel": "Jalankan",

apps/geolibre-desktop/src/i18n/locales/it.json

@@ -4052,6 +4052,7 @@
       "untitledModel": "Modello senza titolo",
       "newModel": "Nuovo",
       "discardChanges": "Scartare le modifiche non salvate del modello corrente?",
+      "discardRunning": "Un'esecuzione del modello è ancora in corso. Interromperla e continuare?",
       "arrange": "Disponi",
       "arrangeHint": "Dispone i nodi lungo il flusso",
       "runModel": "Esegui",

apps/geolibre-desktop/src/i18n/locales/ja.json

@@ -3985,6 +3985,7 @@
       "untitledModel": "名称未設定のモデル",
       "newModel": "新規",
       "discardChanges": "現在のモデルの未保存の変更を破棄しますか?",
+      "discardRunning": "モデルの実行がまだ進行中です。停止して続行しますか?",
       "arrange": "整列",
       "arrangeHint": "ノードを処理の流れに沿って並べます",
       "runModel": "実行",

apps/geolibre-desktop/src/i18n/locales/ka.json

@@ -4052,6 +4052,7 @@
       "untitledModel": "უსათაურო მოდელი",
       "newModel": "ახალი",
       "discardChanges": "უარვყოთ მიმდინარე მოდელის შეუნახავი ცვლილებები?",
+      "discardRunning": "მოდელის გაშვება ჯერ კიდევ მიმდინარეობს. შევაჩეროთ და გავაგრძელოთ?",
       "arrange": "დალაგება",
       "arrangeHint": "კვანძების დალაგება ნაკადის მიმართულებით",
       "runModel": "გაშვება",

apps/geolibre-desktop/src/i18n/locales/ko.json

@@ -3985,6 +3985,7 @@
       "untitledModel": "제목 없는 모델",
       "newModel": "새로 만들기",
       "discardChanges": "현재 모델의 저장되지 않은 변경 사항을 취소하시겠습니까?",
+      "discardRunning": "모델 실행이 아직 진행 중입니다. 중지하고 계속하시겠습니까?",
       "arrange": "정렬",
       "arrangeHint": "노드를 처리 흐름에 따라 배치합니다",
       "runModel": "실행",

apps/geolibre-desktop/src/i18n/locales/nl.json

@@ -4052,6 +4052,7 @@
       "untitledModel": "Naamloos model",
       "newModel": "Nieuw",
       "discardChanges": "Niet-opgeslagen wijzigingen aan het huidige model verwerpen?",
+      "discardRunning": "Er wordt nog een model uitgevoerd. Stoppen en doorgaan?",
       "arrange": "Ordenen",
       "arrangeHint": "De knooppunten langs de stroom ordenen",
       "runModel": "Uitvoeren",

apps/geolibre-desktop/src/i18n/locales/pt.json

@@ -4052,6 +4052,7 @@
       "untitledModel": "Modelo sem título",
       "newModel": "Novo",
       "discardChanges": "Descartar alterações não guardadas no modelo atual?",
+      "discardRunning": "Ainda está a decorrer uma execução do modelo. Parar e continuar?",
       "arrange": "Organizar",
       "arrangeHint": "Dispor os nós ao longo do fluxo",
       "runModel": "Executar",

apps/geolibre-desktop/src/i18n/locales/ru.json

@@ -4186,6 +4186,7 @@
       "untitledModel": "Модель без названия",
       "newModel": "Создать",
       "discardChanges": "Отменить несохранённые изменения текущей модели?",
+      "discardRunning": "Выполнение модели ещё не завершено. Остановить и продолжить?",
       "arrange": "Упорядочить",
       "arrangeHint": "Расставить узлы вдоль потока обработки",
       "runModel": "Запустить",

apps/geolibre-desktop/src/i18n/locales/th.json

@@ -3985,6 +3985,7 @@
       "untitledModel": "แบบจำลองไม่มีชื่อ",
       "newModel": "ใหม่",
       "discardChanges": "ทิ้งการเปลี่ยนแปลงที่ยังไม่ได้บันทึกของแบบจำลองปัจจุบันหรือไม่?",
+      "discardRunning": "การเรียกใช้แบบจำลองยังดำเนินอยู่ ต้องการหยุดและดำเนินการต่อหรือไม่?",
       "arrange": "จัดเรียง",
       "arrangeHint": "จัดเรียงโหนดตามลำดับการไหลของงาน",
       "runModel": "เรียกใช้",

apps/geolibre-desktop/src/i18n/locales/tr.json

@@ -4052,6 +4052,7 @@
       "untitledModel": "Adsız model",
       "newModel": "Yeni",
       "discardChanges": "Mevcut modelin kaydedilmemiş değişiklikleri atılsın mı?",
+      "discardRunning": "Bir model çalışması hâlâ sürüyor. Durdurulup devam edilsin mi?",
       "arrange": "Düzenle",
       "arrangeHint": "Düğümleri akış boyunca dizer",
       "runModel": "Çalıştır",

apps/geolibre-desktop/src/i18n/locales/vi.json

@@ -4071,6 +4071,7 @@
       "untitledModel": "Mô hình chưa đặt tên",
       "newModel": "Mới",
       "discardChanges": "Hủy các thay đổi chưa được lưu đối với mô hình hiện tại?",
+      "discardRunning": "Một lần chạy mô hình vẫn đang diễn ra. Dừng lại và tiếp tục?",
       "arrange": "Sắp xếp",
       "arrangeHint": "Sắp xếp các nút theo dòng xử lý",
       "runModel": "Chạy",

apps/geolibre-desktop/src/i18n/locales/zh.json

@@ -3985,6 +3985,7 @@
       "untitledModel": "未命名模型",
       "newModel": "新建",
       "discardChanges": "是否放弃当前模型的未保存更改？",
+      "discardRunning": "模型运行尚未结束。是否停止并继续？",
       "arrange": "排列",
       "arrangeHint": "沿处理流程排列节点",
       "runModel": "运行",