Fügt Unterstützung für parallele Entwicklungsumgebungen hinzu und aktualisiert die Benutzeroberfläche. Neue Routen und Komponenten für Trainingsstatistiken implementiert. Fehlerbehebungen und Verbesserungen in der Benutzeroberfläche vorgenommen.
This commit is contained in:
Torsten Schulz (local)
166
backend/cleanupKeysNode.js
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166
backend/cleanupKeysNode.js
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import mysql from 'mysql2/promise';
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import dotenv from 'dotenv';
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import path from 'path';
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import { fileURLToPath } from 'url';
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// __dirname für ES-Module
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const __filename = fileURLToPath(import.meta.url);
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const __dirname = path.dirname(__filename);
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// Umgebungsvariablen aus dem Root-Verzeichnis laden
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//const envPath = path.join(__dirname, '..', '.env');
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//console.log('🔍 Lade .env-Datei von:', envPath);
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dotenv.config();
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// Debug: Zeige geladene Umgebungsvariablen
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console.log('🔍 Geladene Umgebungsvariablen:');
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console.log(' DB_HOST:', process.env.DB_HOST);
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console.log(' DB_USER:', process.env.DB_USER);
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console.log(' DB_NAME:', process.env.DB_NAME);
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console.log(' DB_PASSWORD:', process.env.DB_PASSWORD ? '***gesetzt***' : 'nicht gesetzt');
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// Datenbankverbindung
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const dbConfig = {
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host: process.env.DB_HOST || 'localhost',
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user: process.env.DB_USER || 'root',
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password: process.env.DB_PASSWORD || '',
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database: process.env.DB_NAME || 'trainingsdiary'
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};
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console.log('🔍 Datenbankverbindung:');
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console.log(' Host:', dbConfig.host);
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console.log(' User:', dbConfig.user);
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console.log(' Database:', dbConfig.database);
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console.log(' Password:', dbConfig.password ? '***gesetzt***' : 'nicht gesetzt');
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async function cleanupKeys() {
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let connection;
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try {
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console.log('🔌 Verbinde mit der Datenbank...');
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connection = await mysql.createConnection(dbConfig);
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// 1. Status vor dem Cleanup
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console.log('\n📊 STATUS VOR DEM CLEANUP:');
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const [tablesBefore] = await connection.execute(`
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SELECT
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TABLE_NAME,
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COUNT(*) as key_count
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FROM INFORMATION_SCHEMA.STATISTICS
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WHERE TABLE_SCHEMA = ?
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GROUP BY TABLE_NAME
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ORDER BY key_count DESC
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`, [dbConfig.database]);
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tablesBefore.forEach(table => {
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console.log(` ${table.TABLE_NAME}: ${table.key_count} Keys`);
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});
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// 2. Alle INDEX der Problem-Tabellen anzeigen
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const problemTables = ['member', 'diary_tags', 'season'];
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for (const tableName of problemTables) {
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console.log(`\n🔍 INDEX für Tabelle '${tableName}':`);
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try {
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const [indexes] = await connection.execute(`SHOW INDEX FROM \`${tableName}\``);
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if (indexes.length === 0) {
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console.log(` Keine INDEX gefunden für Tabelle '${tableName}'`);
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continue;
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}
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indexes.forEach(index => {
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console.log(` - ${index.Key_name} (${index.Column_name}) - ${index.Non_unique === 0 ? 'UNIQUE' : 'NON-UNIQUE'}`);
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});
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// 3. Überflüssige INDEX entfernen (alle außer PRIMARY und UNIQUE)
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console.log(`\n🗑️ Entferne überflüssige INDEX aus '${tableName}':`);
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for (const index of indexes) {
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// Behalte PRIMARY KEY und UNIQUE constraints
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if (index.Key_name === 'PRIMARY' || index.Non_unique === 0) {
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console.log(` ✅ Behalte: ${index.Key_name} (${index.Column_name})`);
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continue;
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}
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// Entferne alle anderen INDEX
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try {
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await connection.execute(`DROP INDEX \`${index.Key_name}\` ON \`${tableName}\``);
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console.log(` ❌ Entfernt: ${index.Key_name} (${index.Column_name})`);
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} catch (error) {
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if (error.code === 'ER_CANT_DROP_FIELD_OR_KEY') {
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console.log(` ⚠️ Kann nicht entfernen: ${index.Key_name} (${index.Column_name}) - ${error.message}`);
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} else {
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console.log(` ❌ Fehler beim Entfernen von ${index.Key_name}: ${error.message}`);
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}
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}
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}
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} catch (error) {
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console.log(` ⚠️ Fehler beim Zugriff auf Tabelle '${tableName}': ${error.message}`);
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}
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}
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// 4. Status nach dem Cleanup
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console.log('\n📊 STATUS NACH DEM CLEANUP:');
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const [tablesAfter] = await connection.execute(`
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SELECT
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TABLE_NAME,
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COUNT(*) as key_count
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FROM INFORMATION_SCHEMA.STATISTICS
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WHERE TABLE_SCHEMA = ?
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GROUP BY TABLE_NAME
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ORDER BY key_count DESC
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`, [dbConfig.database]);
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tablesAfter.forEach(table => {
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const before = tablesBefore.find(t => t.TABLE_NAME === table.TABLE_NAME);
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const beforeCount = before ? before.key_count : 0;
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const diff = beforeCount - table.key_count;
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const status = table.key_count <= 5 ? '✅' : table.key_count <= 10 ? '⚠️' : '❌';
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console.log(` ${status} ${table.TABLE_NAME}: ${table.key_count} Keys (${diff > 0 ? `-${diff}` : `+${Math.abs(diff)}`})`);
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});
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// 5. Gesamtanzahl der Keys
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const [totalKeys] = await connection.execute(`
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SELECT COUNT(*) as total_keys
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FROM INFORMATION_SCHEMA.STATISTICS
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WHERE TABLE_SCHEMA = ?
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`, [dbConfig.database]);
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console.log(`\n📈 GESAMTANZAHL KEYS: ${totalKeys[0].total_keys}`);
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// 6. Zusammenfassung
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console.log('\n🎯 ZUSAMMENFASSUNG:');
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const problemTablesAfter = tablesAfter.filter(t => t.key_count > 10);
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if (problemTablesAfter.length === 0) {
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console.log(' ✅ Alle Tabellen haben jetzt weniger als 10 Keys!');
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} else {
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console.log(' ⚠️ Folgende Tabellen haben immer noch zu viele Keys:');
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problemTablesAfter.forEach(table => {
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console.log(` - ${table.TABLE_NAME}: ${table.key_count} Keys`);
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});
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}
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} catch (error) {
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console.error('❌ Fehler beim Cleanup:', error);
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} finally {
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if (connection) {
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await connection.end();
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console.log('\n🔌 Datenbankverbindung geschlossen.');
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}
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}
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}
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// Script ausführen
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console.log('🚀 Starte intelligentes INDEX-Cleanup...\n');
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cleanupKeys().then(() => {
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console.log('\n✨ Cleanup abgeschlossen!');
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process.exit(0);
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}).catch(error => {
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console.error('\n💥 Fehler beim Cleanup:', error);
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process.exit(1);
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});
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