api/models/vegetables.js

module.exports = (sequelize, DataTypes) => {
  const vegetables = sequelize.define('vegetables', {
    name: DataTypes.STRING,
    mainPicture: DataTypes.STRING,
    description: DataTypes.TEXT,
    lat: DataTypes.INTEGER,
    lng: DataTypes.INTEGER,
    vegetableTypeId: {
      type: DataTypes.INTEGER,
      references: 'vegetableTypes',
      referencesKey: 'id'
    }
  }, {})
  vegetables.associate = function (models) {
    vegetables.belongsTo(models.vegetableTypes, {
      as: 'Type',
      foreignKey: 'vegetableTypeId'
    })
    vegetables.hasMany(models.vegetablePictures, {
      as: 'Pictures',
      foreignKey: 'vegetableId',
      onDelete: 'cascade'
    })
  }
  return vegetables
}