From c4977ec82671230f0c6aff5372ae269542606d05 Mon Sep 17 00:00:00 2001
From: "Torsten Schulz (local)" <tsschulz@gmx.net>
Date: Wed, 2 Sep 2026 16:02:09 +0200
Subject: [PATCH] feat(migrations): add migration to replace tautological
 vocabulary prompts in Cebu travel lesson

---
 ...air-bisaya-directions-travel-questions.cjs | 48 +++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 backend/migrations-active/20260902000001-repair-bisaya-directions-travel-questions.cjs

diff --git a/backend/migrations-active/20260902000001-repair-bisaya-directions-travel-questions.cjs b/backend/migrations-active/20260902000001-repair-bisaya-directions-travel-questions.cjs
new file mode 100644
index 0000000..4e1d360
--- /dev/null
+++ b/backend/migrations-active/20260902000001-repair-bisaya-directions-travel-questions.cjs
@@ -0,0 +1,48 @@
+'use strict';
+
+/** Replaces tautological vocabulary prompts in the Cebu travel lesson. */
+module.exports = {
+  async up(queryInterface) {
+    await queryInterface.sequelize.transaction(async (transaction) => {
+      const baseWhere = `
+        exercise.lesson_id = lesson.id
+        AND (lesson.id = 1532 OR (lesson.course_id = 1 AND lesson.lesson_number = 55))
+        AND lesson.title = 'Wege & Verkehr'
+      `;
+      await queryInterface.sequelize.query(`
+        UPDATE community.vocab_grammar_exercise AS exercise
+        SET title = 'Wege & Verkehr: Fahrzeug finden',
+            instruction = 'Wähle das passende Wort für die Situation.',
+            question_data = '{"type":"multiple_choice","question":"Du suchst ein Fahrzeug für die Fahrt. Welches Wort passt?","options":["hunong","sakyanan","jeepney","dalan"]}'::jsonb,
+            answer_data = '{"type":"multiple_choice","correctAnswer":1}'::jsonb,
+            explanation = 'Sakyanan bedeutet Fahrzeug oder Auto.'
+        FROM community.vocab_course_lesson AS lesson
+        WHERE ${baseWhere} AND exercise.exercise_number = 1;
+      `, { transaction });
+      await queryInterface.sequelize.query(`
+        UPDATE community.vocab_grammar_exercise AS exercise
+        SET title = 'Wege & Verkehr: Mit dem Jeepney fahren',
+            instruction = 'Wähle das passende Wort für die Reisesituation.',
+            question_data = '{"type":"multiple_choice","question":"Du möchtest auf Cebu mit dem typischen Sammeltaxi fahren. Welches Wort passt?","options":["hunong","sakyanan","jeepney","dalan"]}'::jsonb,
+            answer_data = '{"type":"multiple_choice","correctAnswer":2}'::jsonb,
+            explanation = 'Ein Jeepney ist ein typisches öffentliches Sammeltaxi auf den Philippinen.'
+        FROM community.vocab_course_lesson AS lesson
+        WHERE ${baseWhere} AND exercise.exercise_number = 2;
+      `, { transaction });
+      await queryInterface.sequelize.query(`
+        UPDATE community.vocab_grammar_exercise AS exercise
+        SET title = 'Wege & Verkehr: Weg zum Hafen ergänzen',
+            instruction = 'Jemand erklärt dir den Weg zum Hafen. Welche Richtungsangabe fehlt?',
+            question_data = '{"type":"gap_fill","text":"{gap}. Tuo. Wala. Duol ra.","gaps":1}'::jsonb,
+            answer_data = '{"type":"gap_fill","answers":["Diretso"]}'::jsonb,
+            explanation = 'Diretso = geradeaus, tuo = rechts, wala = links und duol ra = es ist nur nah.'
+        FROM community.vocab_course_lesson AS lesson
+        WHERE ${baseWhere} AND exercise.exercise_number = 3;
+      `, { transaction });
+    });
+  },
+
+  async down() {
+    // The former questions were tautological or context-free.
+  }
+};