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24 lines
1.4 KiB
JavaScript
24 lines
1.4 KiB
JavaScript
const { DataTypes } = require("sequelize");
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const sequelize = require("../../config/db.config");
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const QuizAttempt = sequelize.define("QuizAttempt", {
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attempt_id: { type: DataTypes.BIGINT, primaryKey: true, autoIncrement: true },
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uuid: { type: DataTypes.UUID, defaultValue: DataTypes.UUIDV4, unique: true },
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user_id: { type: DataTypes.BIGINT, allowNull: false },
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// polymorphic: belongs to either unit_quiz OR course_assessment
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quiz_id: { type: DataTypes.BIGINT, allowNull: true }, // → unit_quizzes
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assessment_id: { type: DataTypes.BIGINT, allowNull: true }, // → course_assessments
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course_id: { type: DataTypes.BIGINT, allowNull: true }, // denormalized — for fast per-course queries
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answers: { type: DataTypes.JSONB, allowNull: false, defaultValue: {} },
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attempt_number: { type: DataTypes.INTEGER, allowNull: false, defaultValue: 1 }, // 1-based per user+quiz
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total_points: { type: DataTypes.INTEGER, allowNull: false, defaultValue: 0 },
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earned_points: { type: DataTypes.INTEGER, allowNull: false, defaultValue: 0 },
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score: { type: DataTypes.INTEGER, allowNull: false, defaultValue: 0 }, // percentage 0-100
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passing_score: { type: DataTypes.INTEGER, allowNull: true }, // snapshot at submit time
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passed: { type: DataTypes.BOOLEAN, allowNull: false, defaultValue: false },
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}, {
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tableName: "quiz_attempts",
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timestamps: true,
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});
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module.exports = QuizAttempt; |