38349-vm/backend/src/db/models/exercises.js
2026-02-11 05:18:42 +00:00

198 lines
2.8 KiB
JavaScript

const config = require('../../config');
const providers = config.providers;
const crypto = require('crypto');
const bcrypt = require('bcrypt');
const moment = require('moment');
module.exports = function(sequelize, DataTypes) {
const exercises = sequelize.define(
'exercises',
{
id: {
type: DataTypes.UUID,
defaultValue: DataTypes.UUIDV4,
primaryKey: true,
},
exercise_type: {
type: DataTypes.ENUM,
values: [
"multiple_choice",
"translate",
"match_pairs",
"fill_blank",
"listen_type",
"speak",
"order_words"
],
},
prompt: {
type: DataTypes.TEXT,
},
hint: {
type: DataTypes.TEXT,
},
order_index: {
type: DataTypes.INTEGER,
},
xp_value: {
type: DataTypes.INTEGER,
},
importHash: {
type: DataTypes.STRING(255),
allowNull: true,
unique: true,
},
},
{
timestamps: true,
paranoid: true,
freezeTableName: true,
},
);
exercises.associate = (db) => {
/// loop through entities and it's fields, and if ref === current e[name] and create relation has many on parent entity
db.exercises.hasMany(db.exercise_choices, {
as: 'exercise_choices_exercise',
foreignKey: {
name: 'exerciseId',
},
constraints: false,
});
db.exercises.hasMany(db.word_bank_items, {
as: 'word_bank_items_exercise',
foreignKey: {
name: 'exerciseId',
},
constraints: false,
});
db.exercises.hasMany(db.pairs, {
as: 'pairs_exercise',
foreignKey: {
name: 'exerciseId',
},
constraints: false,
});
db.exercises.hasMany(db.exercise_attempts, {
as: 'exercise_attempts_exercise',
foreignKey: {
name: 'exerciseId',
},
constraints: false,
});
//end loop
db.exercises.belongsTo(db.lessons, {
as: 'lesson',
foreignKey: {
name: 'lessonId',
},
constraints: false,
});
db.exercises.hasMany(db.file, {
as: 'audio_prompt',
foreignKey: 'belongsToId',
constraints: false,
scope: {
belongsTo: db.exercises.getTableName(),
belongsToColumn: 'audio_prompt',
},
});
db.exercises.hasMany(db.file, {
as: 'image_prompt',
foreignKey: 'belongsToId',
constraints: false,
scope: {
belongsTo: db.exercises.getTableName(),
belongsToColumn: 'image_prompt',
},
});
db.exercises.belongsTo(db.users, {
as: 'createdBy',
});
db.exercises.belongsTo(db.users, {
as: 'updatedBy',
});
};
return exercises;
};