From 648b60803602892d3d8c09d56e0e49517a87375a Mon Sep 17 00:00:00 2001
From: "Torsten Schulz (local)" <tsschulz@gmx.net>
Date: Wed, 1 Oct 2025 13:01:54 +0200
Subject: [PATCH] =?UTF-8?q?Erweitert=20die=20Trainingsstatistik-Funktional?=
 =?UTF-8?q?it=C3=A4t=20im=20TrainingStatsController,=20um=20die=20Anzahl?=
 =?UTF-8?q?=20der=20Trainings=20in=20den=20letzten=2012=20und=203=20Monate?=
 =?UTF-8?q?n=20zu=20berechnen=20und=20zur=C3=BCckzugeben.=20Aktualisiert?=
 =?UTF-8?q?=20die=20Benutzeroberfl=C3=A4che=20in=20TrainingStatsView.vue?=
 =?UTF-8?q?=20zur=20Anzeige=20dieser=20neuen=20Daten.=20=C3=84ndert=20die?=
 =?UTF-8?q?=20Navigation=20in=20App.vue,=20um=20direkt=20zu=20den=20Traini?=
 =?UTF-8?q?ngsstatistiken=20zu=20f=C3=BChren.?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../controllers/trainingStatsController.js    | 26 ++++++++++++++++++-
 frontend/src/App.vue                          |  4 +--
 frontend/src/views/TrainingStatsView.vue      | 14 ++++++----
 3 files changed, 36 insertions(+), 8 deletions(-)

diff --git a/backend/controllers/trainingStatsController.js b/backend/controllers/trainingStatsController.js
index 4f26782..136faa5 100644
--- a/backend/controllers/trainingStatsController.js
+++ b/backend/controllers/trainingStatsController.js
@@ -19,6 +19,25 @@ class TrainingStatsController {
         }
       });
       
+      // Anzahl der Trainings im jeweiligen Zeitraum berechnen
+      const trainingsCount12Months = await DiaryDate.count({
+        where: {
+          clubId: parseInt(clubId),
+          date: {
+            [Op.gte]: twelveMonthsAgo
+          }
+        }
+      });
+      
+      const trainingsCount3Months = await DiaryDate.count({
+        where: {
+          clubId: parseInt(clubId),
+          date: {
+            [Op.gte]: threeMonthsAgo
+          }
+        }
+      });
+      
       const stats = [];
       
       for (const member of members) {
@@ -116,7 +135,12 @@ class TrainingStatsController {
       // Nach Gesamtteilnahme absteigend sortieren
       stats.sort((a, b) => b.participationTotal - a.participationTotal);
       
-      res.json(stats);
+      // Zusätzliche Metadaten mit Trainingsanzahl zurückgeben
+      res.json({
+        members: stats,
+        trainingsCount12Months,
+        trainingsCount3Months
+      });
       
     } catch (error) {
       console.error('Fehler beim Laden der Trainings-Statistik:', error);
diff --git a/frontend/src/App.vue b/frontend/src/App.vue
index 2baee48..b661e2e 100644
--- a/frontend/src/App.vue
+++ b/frontend/src/App.vue
@@ -133,7 +133,7 @@ export default {
       if (newVal === 'new') {
         this.$router.push('/createclub');
       } else if (newVal) {
-        this.$router.push(`/showclub/${newVal}`);
+        this.$router.push('/training-stats');
       }
     },
     isAuthenticated(newVal) {
@@ -171,7 +171,7 @@ export default {
 
     loadClub() {
       this.setCurrentClub(this.currentClub);
-      this.$router.push(`/showclub/${this.currentClub}`);
+      this.$router.push('/training-stats');
     },
 
     async checkSession() {
diff --git a/frontend/src/views/TrainingStatsView.vue b/frontend/src/views/TrainingStatsView.vue
index 8f1dec2..8c049b0 100644
--- a/frontend/src/views/TrainingStatsView.vue
+++ b/frontend/src/views/TrainingStatsView.vue
@@ -126,15 +126,15 @@ export default {
     ...mapGetters(['isAuthenticated', 'currentClub']),
     
     averageParticipation12Months() {
-      if (this.activeMembers.length === 0) return 0;
+      if (this.trainingsCount12Months === 0) return 0;
       const total = this.activeMembers.reduce((sum, member) => sum + member.participation12Months, 0);
-      return total / this.activeMembers.length;
+      return total / this.trainingsCount12Months;
     },
     
     averageParticipation3Months() {
-      if (this.activeMembers.length === 0) return 0;
+      if (this.trainingsCount3Months === 0) return 0;
       const total = this.activeMembers.reduce((sum, member) => sum + member.participation3Months, 0);
-      return total / this.activeMembers.length;
+      return total / this.trainingsCount3Months;
     },
     
     sortedMembers() {
@@ -167,6 +167,8 @@ export default {
   data() {
     return {
       activeMembers: [],
+      trainingsCount12Months: 0,
+      trainingsCount3Months: 0,
       showDetailsModal: false,
       selectedMember: {},
       loading: false,
@@ -199,7 +201,9 @@ export default {
       this.loading = true;
       try {
         const response = await apiClient.get(`/training-stats/${this.currentClub}`);
-        this.activeMembers = response.data;
+        this.activeMembers = response.data.members || [];
+        this.trainingsCount12Months = response.data.trainingsCount12Months || 0;
+        this.trainingsCount3Months = response.data.trainingsCount3Months || 0;
       } catch (error) {
         // Kein Alert - es ist normal, dass nicht alle Daten verfügbar sind
       } finally {