import { ParserError } from './errors';
import type { RegisterCode } from './RegisterCode';
import { createReadRegister, ReadRegister, RegisterModel } from './registers';

export class ParserResult {
  readRegisters: Array<ReadRegister>;

  constructor() {
    this.readRegisters = [];
  }

  findRegister(aRegisterCode: RegisterCode): ReadRegister | undefined {
    return this.readRegisters.find(register => register.record_code === aRegisterCode);
  }

  getValueOf(aRegisterCode: RegisterCode): string | null {
    return this.findRegister(aRegisterCode)?.value_read || null;
  }

  addRegister(aRegister: ReadRegister) {
    this.readRegisters.push(aRegister);
  }

  add(registerModel: RegisterModel, value: string | null) {
    if (this.findRegister(registerModel.code)) {
      throw new ParserError(`Cannot add duplicated register ${registerModel.code}`);
    }

    this.addRegister(createReadRegister(registerModel, value));
  }

  serialize() {
    return this.readRegisters;
  }
}