#!/usr/bin/env node

// Direkter Fix für i18n-Daten in SQLite
// Arbeitet direkt mit der Datenbank, umgeht Prisma (da es die Daten nicht lesen kann)

const fs = require('fs');
const path = require('path');
const { execSync } = require('child_process');

const DB_PATH = process.env.DATABASE_URL?.replace('file:', '') || '/app/data/prod.db';

if (!fs.existsSync(DB_PATH)) {
  console.error(`❌ Datenbank nicht gefunden: ${DB_PATH}`);
  process.exit(1);
}

console.log(`🔧 Fixe i18n-Daten in: ${DB_PATH}`);

// SQLite-Befehle zum Fixen
const sqlCommands = `
-- Backup erstellen
.backup ${DB_PATH}.backup

-- Temporäre Tabellen für Genres
BEGIN TRANSACTION;

-- Prüfe und fixe Genre.name (wenn String statt JSON)
UPDATE Genre 
SET name = json_object('de', name, 'en', name)
WHERE typeof(name) = 'text' AND name NOT LIKE '{%';

-- Prüfe und fixe Genre.subtitle
UPDATE Genre 
SET subtitle = json_object('de', subtitle, 'en', subtitle)
WHERE subtitle IS NOT NULL AND typeof(subtitle) = 'text' AND subtitle NOT LIKE '{%';

-- Prüfe und fixe Special.name
UPDATE Special 
SET name = json_object('de', name, 'en', name)
WHERE typeof(name) = 'text' AND name NOT LIKE '{%';

-- Prüfe und fixe Special.subtitle
UPDATE Special 
SET subtitle = json_object('de', subtitle, 'en', subtitle)
WHERE subtitle IS NOT NULL AND typeof(subtitle) = 'text' AND subtitle NOT LIKE '{%';

-- Prüfe und fixe News.title
UPDATE News 
SET title = json_object('de', title, 'en', title)
WHERE typeof(title) = 'text' AND title NOT LIKE '{%';

-- Prüfe und fixe News.content
UPDATE News 
SET content = json_object('de', content, 'en', content)
WHERE typeof(content) = 'text' AND content NOT LIKE '{%';

COMMIT;

-- Zeige Statistiken
SELECT 'Genres gefixt:', COUNT(*) FROM Genre WHERE typeof(name) = 'text';
SELECT 'Specials gefixt:', COUNT(*) FROM Special WHERE typeof(name) = 'text';
SELECT 'News gefixt:', COUNT(*) FROM News WHERE typeof(title) = 'text';
`;

// Führe SQL-Befehle aus
try {
  console.log('📝 Führe SQL-Updates aus...');
  
  // Installiere sqlite3 falls nicht vorhanden (im Container sollte es nicht da sein)
  // Wir verwenden stattdessen einen Node.js-Ansatz
  
  // Einfacher: Nutze Prisma's direkten DB-Zugriff
  const Database = require('better-sqlite3');
  const db = new Database(DB_PATH);
  
  // Prüfe Schema
  console.log('📊 Prüfe Datenbank-Schema...');
  const tables = db.prepare("SELECT name FROM sqlite_master WHERE type='table'").all();
  console.log(`   Gefundene Tabellen: ${tables.map(t => t.name).join(', ')}`);
  
  // Fix Genre.name
  console.log('🔧 Fixe Genre.name...');
  const genreResult = db.prepare(`
    UPDATE Genre 
    SET name = json_object('de', name, 'en', name)
    WHERE typeof(name) = 'text' AND name NOT LIKE '{%'
  `).run();
  console.log(`   ✅ ${genreResult.changes} Genres aktualisiert`);
  
  // Fix Genre.subtitle
  const genreSubtitleResult = db.prepare(`
    UPDATE Genre 
    SET subtitle = json_object('de', subtitle, 'en', subtitle)
    WHERE subtitle IS NOT NULL AND typeof(subtitle) = 'text' AND subtitle NOT LIKE '{%'
  `).run();
  console.log(`   ✅ ${genreSubtitleResult.changes} Genre-Subtitles aktualisiert`);
  
  // Fix Special.name
  console.log('🔧 Fixe Special.name...');
  const specialResult = db.prepare(`
    UPDATE Special 
    SET name = json_object('de', name, 'en', name)
    WHERE typeof(name) = 'text' AND name NOT LIKE '{%'
  `).run();
  console.log(`   ✅ ${specialResult.changes} Specials aktualisiert`);
  
  // Fix Special.subtitle
  const specialSubtitleResult = db.prepare(`
    UPDATE Special 
    SET subtitle = json_object('de', subtitle, 'en', subtitle)
    WHERE subtitle IS NOT NULL AND typeof(subtitle) = 'text' AND subtitle NOT LIKE '{%'
  `).run();
  console.log(`   ✅ ${specialSubtitleResult.changes} Special-Subtitles aktualisiert`);
  
  // Fix News.title
  console.log('🔧 Fixe News.title...');
  const newsTitleResult = db.prepare(`
    UPDATE News 
    SET title = json_object('de', title, 'en', title)
    WHERE typeof(title) = 'text' AND title NOT LIKE '{%'
  `).run();
  console.log(`   ✅ ${newsTitleResult.changes} News-Titles aktualisiert`);
  
  // Fix News.content
  const newsContentResult = db.prepare(`
    UPDATE News 
    SET content = json_object('de', content, 'en', content)
    WHERE typeof(content) = 'text' AND content NOT LIKE '{%'
  `).run();
  console.log(`   ✅ ${newsContentResult.changes} News-Contents aktualisiert`);
  
  db.close();
  
  console.log('✅ Alle i18n-Daten wurden gefixt!');
  console.log('🔄 Bitte starte den Container neu: docker compose restart hoerdle');
  
} catch (error) {
  console.error('❌ Fehler:', error.message);
  if (error.message.includes('better-sqlite3')) {
    console.error('\n💡 better-sqlite3 ist nicht installiert. Verwende stattdessen:');
    console.error('   docker exec hoerdle sh -c "cd /app && node -e \\"');
    console.error('   const fs=require(\\"fs\\");');
    console.error('   const {PrismaClient}=require(\\"@prisma/client\\");');
    console.error('   // ... alternativer Ansatz');
  }
  process.exit(1);
}