create-exam-project/templates/base/server/models/Application.js

Create exam projects with React + Express + PostgreSQL in seconds

const { DataTypes } = require('sequelize');
const sequelize = require('../config/database');
const User = require('./User');

const Application = sequelize.define('Application', {
  id: {
    type: DataTypes.INTEGER,
    primaryKey: true,
    autoIncrement: true
  },
  userId: {
    type: DataTypes.INTEGER,
    allowNull: false,
    references: {
      model: User,
      key: 'id'
    }
  },
  status: {
    type: DataTypes.ENUM('new', 'in_progress', 'completed', 'cancelled'),
    defaultValue: 'new'
  },
  type: {
    type: DataTypes.STRING,
    allowNull: false
  },
  data: {
    type: DataTypes.JSONB,
    allowNull: false,
    defaultValue: {}
  },
  adminComment: {
    type: DataTypes.TEXT,
    allowNull: true
  },
  rating: {
    type: DataTypes.INTEGER,
    allowNull: true,
    validate: {
      min: 1,
      max: 5
    }
  },
  review: {
    type: DataTypes.TEXT,
    allowNull: true
  }
}, {
  timestamps: true
});

// Associations
Application.belongsTo(User, { foreignKey: 'userId', as: 'user' });
User.hasMany(Application, { foreignKey: 'userId', as: 'applications' });

module.exports = Application;