From 5b26cc03a4a968d70211e28cd5b47efd0cfac93d Mon Sep 17 00:00:00 2001
From: Mika <kontakt@donau2space.de>
Date: Sat, 27 Dec 2025 16:53:24 +0000
Subject: [PATCH] Add trace_visualization/js/app.js

---
 trace_visualization/js/app.js | 106 ++++++++++++++++++++++++++++++++++
 1 file changed, 106 insertions(+)
 create mode 100644 trace_visualization/js/app.js

diff --git a/trace_visualization/js/app.js b/trace_visualization/js/app.js
new file mode 100644
index 0000000..e0c436c
--- /dev/null
+++ b/trace_visualization/js/app.js
@@ -0,0 +1,106 @@
+(() => {
+  'use strict';
+
+  const state = {
+    filter: 'all',
+    chart: null,
+    data: null
+  };
+
+  async function fetchAnalysisData(filter = 'all') {
+    try {
+      const url = filter && filter !== 'all' ? `/api/get-analysis?filter=${encodeURIComponent(filter)}` : '/api/get-analysis';
+      const response = await fetch(url);
+      if (!response.ok) throw new Error(`API Error: ${response.status}`);
+      const data = await response.json();
+      return data;
+    } catch (err) {
+      console.error('Datenabruf fehlgeschlagen:', err);
+      return null;
+    }
+  }
+
+  function renderCharts(data) {
+    const ctx = document.getElementById('analysisChart');
+    if (!ctx) {
+      console.warn('Canvas-Element für Diagramme nicht gefunden.');
+      return;
+    }
+
+    const datasets = data.runs.map(run => ({
+      label: `${run.type}`,
+      data: [run.median_shift, run.variance, run.migrated_ratio, run.offset_constant],
+      backgroundColor: 'rgba(54,162,235,0.4)',
+      borderColor: 'rgba(54,162,235,1)',
+      borderWidth: 1
+    }));
+
+    const chartData = {
+      labels: ['Median Shift', 'Variance', 'Migrated Ratio', 'Offset Constant'],
+      datasets
+    };
+
+    if (state.chart) {
+      state.chart.destroy();
+    }
+
+    state.chart = new Chart(ctx, {
+      type: 'bar',
+      data: chartData,
+      options: {
+        responsive: true,
+        scales: {
+          y: { beginAtZero: true }
+        },
+        plugins: {
+          legend: { position: 'bottom' },
+          title: {
+            display: true,
+            text: 'WF_MIGRATED Zeitmessungsanalyse'
+          }
+        }
+      }
+    });
+  }
+
+  function updateSummaryPanel(data) {
+    const panel = document.getElementById('summaryPanel');
+    if (!panel) return;
+
+    const avgVariance = data.runs.length ? (data.runs.reduce((sum, r) => sum + r.variance, 0) / data.runs.length).toFixed(2) : 'N/A';
+    const avgMigrated = data.runs.length ? (data.runs.reduce((sum, r) => sum + r.migrated_ratio, 0) / data.runs.length * 100).toFixed(1) + '%' : 'N/A';
+
+    panel.innerHTML = `
+      <h3>Statistik</h3>
+      <p>Durchschnittliche Varianz: ${avgVariance}</p>
+      <p>Durchschnittlicher WF_MIGRATED-Anteil: ${avgMigrated}</p>
+      <p>Datensätze: ${data.runs.length}</p>
+    `;
+  }
+
+  async function refreshData() {
+    const data = await fetchAnalysisData(state.filter);
+    if (!data) return;
+
+    state.data = data;
+    renderCharts(data);
+    updateSummaryPanel(data);
+  }
+
+  function registerEventHandlers() {
+    const filterSelect = document.getElementById('filterSelect');
+    if (filterSelect) {
+      filterSelect.addEventListener('change', async (e) => {
+        state.filter = e.target.value;
+        await refreshData();
+      });
+    }
+  }
+
+  async function initApp() {
+    registerEventHandlers();
+    await refreshData();
+  }
+
+  window.addEventListener('load', initApp);
+})();
\ No newline at end of file