export enum FilterEnum {
  eq = 'eq',
  ne = 'ne',
  gt = 'gt',
  gte = 'gte',
  lt = 'lt',
  lte = 'lte',
  in = 'in',
  nin = 'nin',
  like = 'like',
  nlike = 'nlike',
  isNull = 'isNull',
  isNotNull = 'isNotNull'
}

export enum FilterValueTypeEnum {
  string = 'string',
  number = 'number',
  boolean = 'boolean',
  utf8_data = 'utf8_data',
  hex_data = 'hex_data',
  address = 'address'
}

export interface IFilter {
  key: string,
  type: string,
  value: string,
  op: FilterEnum
}
export interface IScriptionCfg {
  chain: number,
  rpc?: string,
  fromBlock: number,
  filters?: IFilter[],
  filter: (event: any) => boolean,
  process: (event: any) => Promise<void>,
}