const typeWrapper = type => {
  const wrapper = function() {
    return {
      __type: type,
      __args: Array.from(arguments)
    }
  }
  wrapper.__type = type
  return wrapper
}
const Sequelize = {
  'ABSTRACT': typeWrapper('ABSTRACT'),
  'STRING': typeWrapper('STRING'),
  'CHAR': typeWrapper('CHAR'),
  'TEXT': typeWrapper('TEXT'),
  'NUMBER': typeWrapper('NUMBER'),
  'TINYINT': typeWrapper('TINYINT'),
  'SMALLINT': typeWrapper('SMALLINT'),
  'MEDIUMINT': typeWrapper('MEDIUMINT'),
  'INTEGER': typeWrapper('INTEGER'),
  'BIGINT': typeWrapper('BIGINT'),
  'FLOAT': typeWrapper('FLOAT'),
  'TIME': typeWrapper('TIME'),
  'DATE': typeWrapper('DATE'),
  'DATEONLY': typeWrapper('DATEONLY'),
  'BOOLEAN': typeWrapper('BOOLEAN'),
  'NOW': typeWrapper('NOW'),
  'BLOB': typeWrapper('BLOB'),
  'DECIMAL': typeWrapper('DECIMAL'),
  'NUMERIC': typeWrapper('NUMERIC'),
  'UUID': typeWrapper('UUID'),
  'UUIDV1': typeWrapper('UUIDV1'),
  'UUIDV4': typeWrapper('UUIDV4'),
  'HSTORE': typeWrapper('HSTORE'),
  'JSON': typeWrapper('JSON'),
  'JSONB': typeWrapper('JSONB'),
  'VIRTUAL': typeWrapper('VIRTUAL'),
  'ARRAY': typeWrapper('ARRAY'),
  'NONE': typeWrapper('NONE'),
  'ENUM': typeWrapper('ENUM'),
  'RANGE': typeWrapper('RANGE'),
  'REAL': typeWrapper('REAL'),
  'DOUBLE': typeWrapper('DOUBLE'),
  'DOUBLE PRECISION': typeWrapper('DOUBLE PRECISION'),
  'GEOMETRY': typeWrapper('GEOMETRY'),
  'GEOGRAPHY': typeWrapper('GEOGRAPHY'),
}

let tooLate = false
const cruds = []

const register = (opts) => {
  if (tooLate) throw new Error('Crud registered too late.')
  cruds.push(opts)
}

const _getCruds = () => {
  if (tooLate) throw new Error('_getCruds called twice.')
  tooLate = true
  return cruds
}

module.exports = {
  Sequelize,
  register,
  _getCruds
}