modified frontend so it looks great and works

frontend/src/App.vue

@@ -3,12 +3,14 @@ import NavBar from './components/NavBar.vue';
 </script>
 
 <template>
-    <NavBar></NavBar>
+
+  <main class="content">
+      <NavBar />
+  </main>
 </template>
 
 <style scoped>
-header {
-    line-height: 1.5;
-    max-height: 100vh;
+.content {
+  padding-top: 100px; /* Platz für fixierten Header (60px Logo + Padding) */
 }
 </style>

frontend/src/components/ChartCard.vue

 <template>
-    <div class="chart-card">
-      <h3>{{ title }}</h3>
-      <Line :data="chartData" :options="chartOptions" />
-    </div>
-  </template>
-  
-  <script lang="ts">
-  import { defineComponent } from 'vue';
-  import type { PropType } from 'vue';
-  
-  import {
-    Chart as ChartJS,
-    Title,
-    Tooltip,
-    Legend,
-    LineElement,
-    PointElement,
-    CategoryScale,
-    LinearScale
-  } from 'chart.js';
-  import { Line } from 'vue-chartjs';
-  import type { ChartData, ChartOptions } from 'chart.js';
-  
-  // ⛳️ WICHTIG: Registrierung außerhalb von defineComponent
-  ChartJS.register(
-    Title,
-    Tooltip,
-    Legend,
-    LineElement,
-    PointElement,
-    CategoryScale,
-    LinearScale
-  );
-  
-  export default defineComponent({
-    name: 'ChartCard',
-    components: {
-      Line
-    },
-    props: {
-      title: {
-        type: String,
-        required: true
-      },
-      labels: {
-        type: Array as PropType<string[]>,
-        required: true
-      },
-      data: {
-        type: Array as PropType<number[]>,
-        required: true
-      },
-      borderColor: {
-        type: String,
-        required: true
+  <div class="chart-card">
+    <h3>{{ title }}</h3>
+    <Line :data="chartData" :options="chartOptions" />
+  </div>
+</template>
+
+<script lang="ts">
+import { defineComponent } from 'vue'
+import type { PropType } from 'vue'
+
+import {
+  Chart as ChartJS,
+  Title,
+  Tooltip,
+  Legend,
+  LineElement,
+  PointElement,
+  CategoryScale,
+  LinearScale
+} from 'chart.js'
+import { Line } from 'vue-chartjs'
+import type { ChartData, ChartOptions } from 'chart.js'
+
+ChartJS.register(
+  Title,
+  Tooltip,
+  Legend,
+  LineElement,
+  PointElement,
+  CategoryScale,
+  LinearScale
+)
+
+export default defineComponent({
+  name: 'ChartCard',
+  components: { Line },
+  props: {
+    title: { type: String, required: true },
+    labels: { type: Array as PropType<string[]>, required: true },
+    data: { type: Array as PropType<number[]>, required: true },
+    borderColor: { type: String, required: true }
+  },
+  computed: {
+    chartData(): ChartData<'line'> {
+      return {
+        labels: this.labels,
+        datasets: [
+          {
+            label: this.title,
+            data: this.data,
+            borderColor: this.borderColor,
+            backgroundColor: this.borderColor + '33',
+            fill: true,
+            tension: 0.3
+          }
+        ]
       }
     },
-    computed: {
-      chartData(): ChartData<'line'> {
-        return {
-          labels: this.labels,
-          datasets: [
-            {
-              label: this.title,
-              data: this.data,
-              fill: false,
-              borderColor: this.borderColor,
-              tension: 0.3
-            }
-          ]
-        };
-      },
-      chartOptions(): ChartOptions<'line'> {
-        return {
-          responsive: true,
-          maintainAspectRatio: false,
-          scales: {
-            y: {
-              beginAtZero: true
-            }
-          }
-        };
+    chartOptions(): ChartOptions<'line'> {
+      return {
+        responsive: true,
+        maintainAspectRatio: false,
+        plugins: {
+          legend: { position: 'top' },
+          title: { display: false }
+        },
+        scales: {
+          y: { beginAtZero: true }
+        }
       }
     }
-  });
-  </script>
-  
-  <style scoped>
-  .chart-card {
-    width: 800px;
-    height: 750px;
-    background: white;
-    padding: 1rem;
-    border-radius: 8px;
-    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
-  }
-  .chart-card h3 {
-    text-align: center;
-    margin-bottom: 0.5rem;
-    font-size: 1rem;
   }
-  </style>
-  
\ No newline at end of file
+})
+</script>
+
+<style scoped>
+.chart-card {
+  width: 1000px;
+  height: 500px;
+  background: white;
+  padding: 1.5rem;
+  border-radius: 10px;
+  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
+}
+
+.chart-card h3 {
+  text-align: center;
+  margin-bottom: 1rem;
+  font-size: 1.25rem;
+  font-weight: 600;
+}
+</style>

frontend/src/components/NavBar.vue

@@ -9,10 +9,8 @@ import { RouterLink, RouterView } from 'vue-router'
             <nav>
                 <RouterLink to="/">Home</RouterLink>
                 <RouterLink to="/login">Login</RouterLink>
-                <RouterLink to="/about">About</RouterLink>
-                <RouterLink to="/buildingsView">Gebäude</RouterLink>
-                <RouterLink to="/charts">Charts</RouterLink>
                 <RouterLink to="/register">Registrieren</RouterLink>
+                <RouterLink to="/buildingsView">Gebäude</RouterLink>
             </nav>
         </div>
     </header>

frontend/src/views/BuildingsView.vue

@@ -8,25 +8,25 @@ const buildings = [
     id: '1',
     title: 'Bau 1',
     description: 'Zentralgebäude mit Laboren',
-    image: '../assets/bau-1.png',
+    image: new URL('@/assets/bau-1.png', import.meta.url).href,
   },
   {
     id: '2',
     title: 'Bau 2',
     description: 'Informatik und IT-Räume',
-    image: '/images/building2.png',
+    image: new URL('@/assets/bau-2.png', import.meta.url).href,
   },
   {
     id: '3',
     title: 'Bau 3',
     description: 'Informatik und IT-Räume',
-    image: '/images/building2.png',
+    image: new URL('@/assets/bau-3.png', import.meta.url).href,
   },
   {
     id: '8',
     title: 'Bau 8',
     description: 'Informatik und IT-Räume',
-    image: '/images/building2.png',
+    image: new URL('@/assets/bau-8.png', import.meta.url).href,
   }
 ]
 
@@ -90,19 +90,20 @@ async function loadRooms(buildingId: string) {
   display: flex;
   padding: 2rem;
   gap: 2rem;
+  align-items: flex-start; /* wichtige Ergänzung */
 }
 
 .building-grid {
-  display: grid;
-  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
+  display: flex;
+  flex-direction: column; /* Gebäude untereinander */
   gap: 1.5rem;
-  flex: 2;
+  flex-shrink: 0;
 }
 
 .room-panel {
-  flex: 1;
   display: flex;
   flex-direction: column;
   gap: 1rem;
+  flex-grow: 1;
 }
 </style>

frontend/src/views/ChartView.vue

@@ -2,16 +2,38 @@
   <div class="chart-view">
     <h2>Daten für Raum: {{ room }}</h2>
 
-    <ChartCard
-      title="CO₂ Verlauf"
-      :labels="labels"
-      :data="co2Data"
-      borderColor="#ff6384"
-    />
-
-    <!-- Debug-Ausgabe -->
-    <pre>Labels: {{ labels }}</pre>
-    <pre>CO₂: {{ co2Data }}</pre>
+    <div class="time-form">
+      <label>
+        Start:
+        <input class="datetime" type="datetime-local" v-model="start" />
+      </label>
+      <label>
+        Stop:
+        <input class="datetime" type="datetime-local" v-model="stop" />
+      </label>
+      <button @click="loadData">Zeitraum aktualisieren</button>
+    </div>
+
+    <div class="chart-grid">
+      <ChartCard
+        title="CO₂ Verlauf"
+        :labels="labels"
+        :data="co2Data"
+        borderColor="#ff6384"
+      />
+      <ChartCard
+        title="Temperatur Verlauf"
+        :labels="labels"
+        :data="temperatureData"
+        borderColor="#36a2eb"
+      />
+      <ChartCard
+        title="Luftfeuchtigkeit Verlauf"
+        :labels="labels"
+        :data="humidityData"
+        borderColor="#4bc0c0"
+      />
+    </div>
   </div>
 </template>
 
@@ -29,36 +51,83 @@ export default defineComponent({
 
     const labels = ref<string[]>([])
     const co2Data = ref<number[]>([])
+    const temperatureData = ref<number[]>([])
+    const humidityData = ref<number[]>([])
 
-    onMounted(async () => {
+    const start = ref('')
+    const stop = ref('')
+
+    function toISOStringSafe(value: string): string {
       try {
-        const url = `http://localhost:8000/api/room_data_range?room=${encodeURIComponent(room)}&start=-7d&stop=now()`
-        const response = await fetch(url)
+        return new Date(value).toISOString()
+      } catch {
+        return ''
+      }
+    }
+
+    async function loadData() {
+      if (!start.value || !stop.value) return
+
+      const startISO = toISOStringSafe(start.value)
+      const stopISO = toISOStringSafe(stop.value)
 
-        if (!response.ok) {
-          throw new Error(`HTTP-Fehler: ${response.status}`)
-        }
+      if (new Date(startISO) >= new Date(stopISO)) {
+        alert('❌ Der Startzeitpunkt muss vor dem Endzeitpunkt liegen.')
+        return
+      }
+
+      const url = `http://localhost:8000/api/room_data_range?room=${encodeURIComponent(
+        room
+      )}&start=${startISO}&stop=${stopISO}`
+
+      try {
+        const response = await fetch(url)
+        if (!response.ok) throw new Error('Fehler beim Laden')
 
         const json = await response.json()
         const entries = Object.entries(json.data).sort(
           ([a], [b]) => new Date(a).getTime() - new Date(b).getTime()
         )
 
-        const labelsArray = entries.map(([timestamp]) =>
-          new Date(timestamp).toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' })
+        labels.value = entries.map(([timestamp]) =>
+          new Date(timestamp).toLocaleString([], {
+            day: '2-digit',
+            month: '2-digit',
+            hour: '2-digit',
+            minute: '2-digit',
+          })
+        )
+        co2Data.value = entries.map(([, values]: any) => Number(values.co2))
+        temperatureData.value = entries.map(([, values]: any) =>
+          Number(values.temperature)
+        )
+        humidityData.value = entries.map(([, values]: any) =>
+          Number(values.humidity)
         )
-
-        const co2DataArray = entries.map(([, values]) => values.co2)
-
-        labels.value = labelsArray
-        co2Data.value = co2DataArray
       } catch (err) {
         console.error('❌ Fehler beim Laden der Daten:', err)
       }
+    }
+
+    onMounted(async () => {
+      const now = new Date()
+      const weekAgo = new Date(now.getTime() - 7 * 24 * 60 * 60 * 1000)
+      start.value = weekAgo.toISOString().slice(0, 16)
+      stop.value = now.toISOString().slice(0, 16)
+      await loadData()
     })
 
-    return { room, labels, co2Data }
-  }
+    return {
+      room,
+      start,
+      stop,
+      labels,
+      co2Data,
+      temperatureData,
+      humidityData,
+      loadData,
+    }
+  },
 })
 </script>
 
@@ -66,4 +135,41 @@ export default defineComponent({
 .chart-view {
   padding: 2rem;
 }
+
+.time-form {
+  display: flex;
+  gap: 1rem;
+  margin-bottom: 2rem;
+  align-items: center;
+  flex-wrap: wrap;
+}
+
+.time-form input {
+  padding: 0.5rem;
+  font-size: 1rem;
+  border-radius: 5px;
+}
+
+.time-form button {
+  background: #007bff;
+  color: white;
+  padding: 0.6rem 1.2rem;
+  border: none;
+  border-radius: 4px;
+  font-weight: bold;
+  cursor: pointer;
+  transition: background-color 0.2s ease;
+}
+
+.time-form button:hover {
+  background-color: #0056b3;
+}
+
+.chart-grid {
+    display: flex;
+    flex-wrap: nowrap;
+    gap: 2rem;
+    justify-content: flex-start;
+    flex-direction: row;
+}
 </style>