database/models/Widget.js

const { DataTypes } = require('sequelize');

module.exports = sequelize => {
  const Widget = sequelize.define(
    'Widget',
    {
      id: {
        type: DataTypes.UUID,
        defaultValue: DataTypes.UUIDV4,
        primaryKey: true,
      },
      name: {
        type: DataTypes.STRING(100),
        allowNull: false,
      },
      description: {
        type: DataTypes.TEXT,
      },
      version: {
        type: DataTypes.STRING(20),
        allowNull: false,
        defaultValue: '1.0.0',
      },
      ownerId: {
        type: DataTypes.UUID,
        allowNull: false,
        references: {
          model: 'users',
          key: 'id',
        },
      },
    },
    name: {
      type: DataTypes.STRING(100),
      allowNull: false
    },
    description: {
      type: DataTypes.TEXT
    },
    version: {
      type: DataTypes.STRING(20),
      allowNull: false
    },
    price: {
      type: DataTypes.DECIMAL(10, 2),
      allowNull: false
    },
    stockQuantity: {
      type: DataTypes.INTEGER,
      defaultValue: 0
    },
    ownerId: {
      type: DataTypes.UUID,
      allowNull: false,
      references: {
        model: 'users',
        key: 'id'
      }
    }
  );

  return Widget;
};