39255-vm/backend/src/db/models/subjects.js
2026-03-21 06:36:16 +00:00

149 lines
2.1 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 subjects = sequelize.define(
'subjects',
{
id: {
type: DataTypes.UUID,
defaultValue: DataTypes.UUIDV4,
primaryKey: true,
},
name: {
type: DataTypes.TEXT,
},
description: {
type: DataTypes.TEXT,
},
default_level: {
type: DataTypes.ENUM,
values: [
"beginner",
"intermediate",
"advanced"
],
},
is_active: {
type: DataTypes.BOOLEAN,
allowNull: false,
defaultValue: false,
},
importHash: {
type: DataTypes.STRING(255),
allowNull: true,
unique: true,
},
},
{
timestamps: true,
paranoid: true,
freezeTableName: true,
},
);
subjects.associate = (db) => {
/// loop through entities and it's fields, and if ref === current e[name] and create relation has many on parent entity
db.subjects.hasMany(db.question_threads, {
as: 'question_threads_subject',
foreignKey: {
name: 'subjectId',
},
constraints: false,
});
db.subjects.hasMany(db.practice_problem_sets, {
as: 'practice_problem_sets_subject',
foreignKey: {
name: 'subjectId',
},
constraints: false,
});
db.subjects.hasMany(db.practice_problems, {
as: 'practice_problems_subject',
foreignKey: {
name: 'subjectId',
},
constraints: false,
});
db.subjects.hasMany(db.progress_snapshots, {
as: 'progress_snapshots_subject',
foreignKey: {
name: 'subjectId',
},
constraints: false,
});
//end loop
db.subjects.belongsTo(db.users, {
as: 'createdBy',
});
db.subjects.belongsTo(db.users, {
as: 'updatedBy',
});
};
return subjects;
};