#!/usr/bin/env node
/** Fügt Bisaya-Kursen den optionalen Reisepfad „Cebu – Reise & Alltag“ hinzu. */

import { sequelize } from '../utils/sequelize.js';
import VocabCourse from '../models/community/vocab_course.js';
import VocabCourseLesson from '../models/community/vocab_course_lesson.js';
import { BISAYA_CEBU_TRAVEL_DIDACTICS, BISAYA_CEBU_TRAVEL_LESSONS } from './bisaya-course-cebu-travel-extension.js';

async function extendBisayaCourseForCebuTravel() {
  await sequelize.authenticate();
  const [language] = await sequelize.query(
    `SELECT id FROM community.vocab_language WHERE name = 'Bisaya' LIMIT 1`,
    { type: sequelize.QueryTypes.SELECT }
  );
  if (!language) throw new Error('Bisaya-Sprache nicht gefunden.');

  const courses = await VocabCourse.findAll({ where: { languageId: language.id } });
  let addedLessons = 0;
  for (const course of courses) {
    await course.update({
      title: 'Bisaya für Cebu – Reise, Familie & Alltag',
      description: 'Praxisnahes Cebuano für Reisen und längere Aufenthalte auf Cebu: Unterkunft, Essen, Markt, Ausflüge, Familie, Höflichkeit und Hilfe unterwegs.'
    });
    for (const lessonData of BISAYA_CEBU_TRAVEL_LESSONS) {
      const existing = await VocabCourseLesson.findOne({
        where: { courseId: course.id, lessonNumber: lessonData.num }
      });
      if (existing) continue;
      const didactics = BISAYA_CEBU_TRAVEL_DIDACTICS[lessonData.title];
      await VocabCourseLesson.create({
        courseId: course.id,
        chapterId: null,
        lessonNumber: lessonData.num,
        title: lessonData.title,
        description: lessonData.desc,
        weekNumber: lessonData.week,
        dayNumber: lessonData.day,
        lessonType: lessonData.type,
        culturalNotes: lessonData.cultural,
        learningGoals: didactics.learningGoals,
        corePatterns: didactics.corePatterns,
        grammarFocus: didactics.grammarFocus || [],
        speakingPrompts: didactics.speakingPrompts || [],
        practicalTasks: didactics.practicalTasks || [],
        targetMinutes: lessonData.targetMin,
        targetScorePercent: lessonData.targetScore,
        requiresReview: lessonData.review,
        didacticMode: 'travel_practice',
        phaseLabel: 'Cebu – Reise & Alltag',
        blockNumber: 8,
        difficultyWeight: 1,
        newUnitTarget: 8,
        reviewWeight: lessonData.review ? 2 : 1,
        isIntensiveReview: false
      });
      addedLessons += 1;
      console.log(`✅ Kurs ${course.id}: Lektion ${lessonData.num} – ${lessonData.title} ergänzt`);
    }
  }
  console.log(`Cebu-Reisepfad: ${addedLessons} Lektionen ergänzt.`);
}

extendBisayaCourseForCebuTravel()
  .then(() => sequelize.close())
  .catch((error) => {
    console.error('❌ Fehler:', error);
    sequelize.close();
    process.exitCode = 1;
  });