feat: verbessere SRS-Logik und füge serverseitige Zählung für fällige Items hinzu

backend/services/vocabService.js

@@ -928,6 +928,16 @@ export default class VocabService {
       if (!reference || !learning) {
         return;
       }
+
+      // Heuristik: Vermeide, einzelne sehr kurze Ziel-Token (z.B. "ko")
+      // automatisch mit mehrwortigen Glosses (z.B. "Ich arbeite") zu koppeln.
+      // Das verhindert fehlerhafte Glosszuweisungen für Partikeln/Pronomina.
+      const compactRefLen = reference.replace(/\s+/g, '').length;
+      const learningWordCount = this._wordCount(learning);
+      if (compactRefLen <= 3 && learningWordCount > 1) {
+        return;
+      }
+
       if (!glossByReference.has(reference)) {
         glossByReference.set(reference, learning);
       }
@@ -1885,6 +1895,11 @@ export default class VocabService {
     const rows = validDueRows.slice(0, limit);
     const totalDueCount = validDueRows.length;
 
+    // Debug: Logge Anzahl fälliger SRS-Items (nur in Entwicklung sichtbar)
+    try {
+      console.debug('[VocabService] getCourseSrsDue', { userId: user.id, courseId: course.id, totalDueCount });
+    } catch (_) {}
+
     return {
       courseId: course.id,
       dueAt: now.toISOString(),
@@ -1992,6 +2007,18 @@ export default class VocabService {
     }
     await item.save();
 
+    // Debug: Logge SRS-Updates, damit wir sehen, ob Reviews ankommen
+    try {
+      console.debug('[VocabService] reviewSrsItem saved', {
+        userId: user.id,
+        courseId: courseId,
+        itemKey: item.itemKey,
+        correct: correct,
+        nextDueAt: this._normalizeIsoDate(item.nextDueAt),
+        stage: item.stage
+      });
+    } catch (_) {}
+
     return {
       itemKey: item.itemKey,
       correct,

frontend/src/dialogues/socialnetwork/VocabPracticeDialog.vue

@@ -28,7 +28,7 @@
         <div v-else-if="pool.length === 0">
           {{ $t('socialnetwork.vocab.practice.noPool') }}
         </div>
-        <div v-else-if="srsMode && srsQueueIds.length === 0" class="srs-finished">
+        <div v-else-if="srsMode && srsRemainingCount === 0" class="srs-finished">
           <div class="srs-finished__title">{{ $t('socialnetwork.vocab.practice.srsFinishedTitle') }}</div>
           <div class="srs-finished__desc">{{ $t('socialnetwork.vocab.practice.srsFinishedDesc') }}</div>
         </div>
@@ -180,6 +180,7 @@ export default {
       // Stored per day and course so the user can close/reopen without starting over.
       srsSession: null, // { version, dateKey, courseId, initialTotalDue, initialDueIds, doneIds, correctCount, wrongCount }
       srsQueueIds: [], // remaining due ids for this session, in due order
+      srsServerTotalDue: null,
 
       // session stats
       correctCount: 0,
@@ -517,7 +518,8 @@ export default {
           version: SRS_SESSION_STORAGE_VERSION,
           dateKey: this.getLocalDateKey(),
           courseId: this.openParams.courseId,
-          initialTotalDue: dueIds.length,
+          // Prefer server-reported total due count when available (shows full-course due count)
+          initialTotalDue: Number.isFinite(Number(this.srsServerTotalDue)) ? Number(this.srsServerTotalDue) : dueIds.length,
           initialDueIds: dueIds,
           doneIds: [],
           correctCount: 0,
@@ -764,6 +766,26 @@ export default {
         this.loading = true;
       try {
         let res;
+          let courseDueRes = null;
+          // Wenn SRS-Modus auf Kurs-Ebene, lade kursweite fällige Items (Server liefert totalDueCount)
+          if (this.srsMode && this.openParams.courseId && !this.openParams.lessonId) {
+            try {
+              courseDueRes = await apiClient.get(`/api/vocab/courses/${this.openParams.courseId}/srs/due`, { params: { limit: 100 } });
+            } catch (e) {
+              // ignore, fallback to lesson/chapters/vocabs endpoints
+              courseDueRes = null;
+            }
+          }
+          if (courseDueRes && Array.isArray(courseDueRes.data?.items) && courseDueRes.data.items.length > 0) {
+            // Map server items to pool shape (use itemKey as id)
+            this.pool = this.normalizePool((courseDueRes.data.items || []).map((it) => ({
+              id: it.itemKey,
+              learning: it.learning,
+              reference: it.reference,
+              lessonId: it.lessonId || null
+            })));
+            this.srsServerTotalDue = Number.isFinite(Number(courseDueRes.data?.totalDueCount)) ? Number(courseDueRes.data.totalDueCount) : null;
+          } else {
         if (this.openParams.lessonId) {
           if (this.allVocabs && this.openParams.courseId) {
             res = await apiClient.get(`/api/vocab/courses/${this.openParams.courseId}/completed-lesson-vocabs`, {