From 551dded4dc0bcf07594a83b5c72b31c0f13e300e Mon Sep 17 00:00:00 2001
From: chk <79915315+ChKendel@users.noreply.github.com>
Date: Sun, 14 Jun 2026 13:57:02 +0200
Subject: [PATCH] Fix Read .grbl

---
 src/active/activeState.js | 11 ++++++++++-
 src/routes/active.js      |  4 ++--
 test/activeState.test.js  | 16 ++++++++++++++++
 3 files changed, 28 insertions(+), 3 deletions(-)

diff --git a/src/active/activeState.js b/src/active/activeState.js
index 7f598fa..08555ff 100644
--- a/src/active/activeState.js
+++ b/src/active/activeState.js
@@ -47,7 +47,8 @@ class ActiveState {
     }
   }
 
-  /** API-Repräsentation (ActiveState). currentLine = driver-nativ (Radian). */
+  /** API-Repräsentation (ActiveState). currentLine = driver-nativ (Radian);
+   *  lines = volle Programmliste in GRAD (wie gespeichert) — für die Anzeige (FShow). */
   getState() {
     const currentLine = this.lines.length ? units.toExecutable(this.lines[this.cursor]) : null;
     return {
@@ -55,11 +56,19 @@ class ActiveState {
       cursor: this.cursor,
       lineCount: this.lines.length,
       currentLine,
+      lines: this.lines,
       playing: this.playing,
       version: this.version,
     };
   }
 
+  /** FShow: lädt bei Bedarf das Default-Programm (Lesen mit implizitem log) und
+   *  liefert den vollen Zustand inkl. Zeilenliste. */
+  async show() {
+    await this._ensureActive();
+    return this.getState();
+  }
+
   /**
    * Setzt ein Programm aktiv (FLoad). Existiert es nicht, wird es leer angelegt
    * (nötig für Teaching). Ein vorher aktives Programm wird zuvor persistiert.
diff --git a/src/routes/active.js b/src/routes/active.js
index 36a5c60..76145aa 100644
--- a/src/routes/active.js
+++ b/src/routes/active.js
@@ -9,8 +9,8 @@ const { ApiError } = require('../errors');
 const router = express.Router();
 const asyncH = (fn) => (req, res, next) => Promise.resolve(fn(req, res, next)).catch(next);
 
-// GET /api/active
-router.get('/', (req, res) => res.json(active.getState()));
+// GET /api/active  (FShow) — lädt bei Bedarf das Default-Programm, liefert volle Liste
+router.get('/', asyncH(async (req, res) => res.json(await active.show())));
 
 // PUT /api/active  (FLoad) — existiert nicht → leer anlegen (für Teaching)
 router.put(
diff --git a/test/activeState.test.js b/test/activeState.test.js
index 3bf98b6..f8c18dc 100644
--- a/test/activeState.test.js
+++ b/test/activeState.test.js
@@ -82,6 +82,22 @@ test('Stepping ohne aktives Programm → auto-lädt Default (leer → EMPTY_PROG
   expect(a.programId).toBe(cfg.defaultProgramId); // Default wurde geladen
 });
 
+test('FShow ohne FLoad → auto-lädt Default und liefert volle Zeilenliste', async () => {
+  await store.write(cfg.defaultProgramId, {
+    name: 'log',
+    lines: [
+      'G90 G1 x0 y300 z0 a90.00 b-90.00 c0.00 e0.00 f1000 ;1',
+      'G90 G1 x10 y300 z0 a0.00 b-90.00 c0.00 e0.00 f1000 ;2',
+    ],
+  });
+  const a = new ActiveState();
+  const state = await a.show(); // frisch, ohne vorheriges FLoad/FPoint
+  expect(state.programId).toBe(cfg.defaultProgramId);
+  expect(state.lineCount).toBe(2);
+  expect(state.lines).toHaveLength(2); // volle Liste für die Anzeige
+  expect(state.lines[0]).toContain('a90.00'); // in Grad, wie gespeichert
+});
+
 test('Stepping nach Neustart liest Default-Programm von Disk (FFirst ohne FLoad)', async () => {
   // Simuliert: log.gcode liegt auf Disk, frischer ActiveState (wie nach Container-Neustart)
   await store.write(cfg.defaultProgramId, {