From 6a8b0e35d7d8d429bd8b68b79e1efba1c8738404 Mon Sep 17 00:00:00 2001
From: "Torsten Schulz (local)" <tsschulz@gmx.net>
Date: Fri, 22 Aug 2025 16:06:56 +0200
Subject: [PATCH] =?UTF-8?q?F=C3=BCgt=20Sortierfunktionalit=C3=A4t=20f?=
 =?UTF-8?q?=C3=BCr=20die=20Mitgliederstatistik=20hinzu.=20Die=20Tabellen?=
 =?UTF-8?q?=C3=BCberschriften=20sind=20jetzt=20klickbar=20und=20erm=C3=B6g?=
 =?UTF-8?q?lichen=20eine=20Sortierung=20nach=20Name=20und=20Teilnahmezahle?=
 =?UTF-8?q?n.=20Zudem=20wurde=20die=20Sortierreihenfolge=20implementiert?=
 =?UTF-8?q?=20und=20visuell=20durch=20Icons=20angezeigt.?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 frontend/src/views/TrainingStatsView.vue | 101 +++++++++++++++++++++--
 1 file changed, 95 insertions(+), 6 deletions(-)

diff --git a/frontend/src/views/TrainingStatsView.vue b/frontend/src/views/TrainingStatsView.vue
index 75609db..23966a6 100644
--- a/frontend/src/views/TrainingStatsView.vue
+++ b/frontend/src/views/TrainingStatsView.vue
@@ -23,16 +23,36 @@
       <table class="members-table">
         <thead>
           <tr>
-            <th>Name</th>
+            <th @click="sortBy('name')" class="sortable-header">
+              <div class="header-content">
+                <span>Name</span>
+                <span class="sort-icon">{{ getSortIcon('name') }}</span>
+              </div>
+            </th>
             <th>Geburtsdatum</th>
-            <th>Teilnahmen (12 Monate)</th>
-            <th>Teilnahmen (3 Monate)</th>
-            <th>Teilnahmen (Gesamt)</th>
+            <th @click="sortBy('participation12Months')" class="sortable-header">
+              <div class="header-content">
+                <span>Teilnahmen (12 Monate)</span>
+                <span class="sort-icon">{{ getSortIcon('participation12Months') }}</span>
+              </div>
+            </th>
+            <th @click="sortBy('participation3Months')" class="sortable-header">
+              <div class="header-content">
+                <span>Teilnahmen (3 Monate)</span>
+                <span class="sort-icon">{{ getSortIcon('participation3Months') }}</span>
+              </div>
+            </th>
+            <th @click="sortBy('participationTotal')" class="sortable-header">
+              <div class="header-content">
+                <span>Teilnahmen (Gesamt)</span>
+                <span class="sort-icon">{{ getSortIcon('participationTotal') }}</span>
+              </div>
+            </th>
             <th>Aktionen</th>
           </tr>
         </thead>
         <tbody>
-          <tr v-for="member in activeMembers" :key="member.id" class="member-row">
+          <tr v-for="member in sortedMembers" :key="member.id" class="member-row">
             <td>{{ member.firstName }} {{ member.lastName }}</td>
             <td>{{ formatBirthdate(member.birthDate) }}</td>
             <td>{{ member.participation12Months }}</td>
@@ -108,6 +128,32 @@ export default {
       if (this.activeMembers.length === 0) return 0;
       const total = this.activeMembers.reduce((sum, member) => sum + member.participation3Months, 0);
       return total / this.activeMembers.length;
+    },
+    
+    sortedMembers() {
+      if (!this.activeMembers.length) return [];
+      
+      return [...this.activeMembers].sort((a, b) => {
+        let aValue, bValue;
+        
+        if (this.sortField === 'name') {
+          // Case-insensitive Namens-Sortierung mit localeCompare
+          // Sortiere nach firstName lastName (wie in der Anzeige)
+          const aName = `${a.firstName} ${a.lastName}`;
+          const bName = `${b.firstName} ${b.lastName}`;
+          return aName.localeCompare(bName, 'de', { sensitivity: 'base' }) * (this.sortDirection === 'asc' ? 1 : -1);
+        } else {
+          // Numerische Sortierung
+          aValue = a[this.sortField] || 0;
+          bValue = b[this.sortField] || 0;
+          
+          if (this.sortDirection === 'asc') {
+            return aValue > bValue ? 1 : -1;
+          } else {
+            return aValue < bValue ? 1 : -1;
+          }
+        }
+      });
     }
   },
   
@@ -116,7 +162,9 @@ export default {
       activeMembers: [],
       showDetailsModal: false,
       selectedMember: {},
-      loading: false
+      loading: false,
+      sortField: 'name',
+      sortDirection: 'asc'
     };
   },
   
@@ -177,6 +225,24 @@ export default {
     formatDate(dateString) {
       const date = new Date(dateString);
       return `${String(date.getDate()).padStart(2, '0')}.${String(date.getMonth() + 1).padStart(2, '0')}.${date.getFullYear()}`;
+    },
+    
+    sortBy(field) {
+      if (this.sortField === field) {
+        // Wenn bereits nach diesem Feld sortiert wird, Richtung umkehren
+        this.sortDirection = this.sortDirection === 'asc' ? 'desc' : 'asc';
+      } else {
+        // Neues Feld, Standardrichtung setzen
+        this.sortField = field;
+        this.sortDirection = 'desc';
+      }
+    },
+    
+    getSortIcon(field) {
+      if (this.sortField !== field) {
+        return '↕️'; // Neutral
+      }
+      return this.sortDirection === 'asc' ? '↑' : '↓';
     }
   }
 };
@@ -245,6 +311,29 @@ export default {
   border-bottom: 1px solid var(--border-color);
 }
 
+.sortable-header {
+  cursor: pointer;
+  user-select: none;
+  transition: background-color 0.2s ease;
+}
+
+.sortable-header:hover {
+  background: var(--primary-color) !important;
+  color: white !important;
+}
+
+.header-content {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: 0.5rem;
+}
+
+.sort-icon {
+  font-size: 0.875rem;
+  opacity: 0.7;
+}
+
 .members-table td {
   padding: 1rem;
   border-bottom: 1px solid var(--border-color);