import { IPSDELogic } from './ipsdelogic';
import { IPSDELogicParam } from './ipsdelogic-param';
import { IPSDESortParamLogic } from './ipsdesort-param-logic';
import { PSDELogicNodeImpl } from './psdelogic-node-impl';

export class PSDESortParamLogicImpl extends PSDELogicNodeImpl implements IPSDESortParamLogic {
  get dstFieldName(): string {
    return this.M.dstFieldName;
  }

  protected dstpsdelogicparam: IPSDELogicParam | null = null;

  getDstPSDELogicParam(): IPSDELogicParam | null {
    if (this.dstpsdelogicparam != null) return this.dstpsdelogicparam;
    const value = this.M.getDstPSDELogicParam;
    if (value == null) {
      return null;
    }
    const ipsdelogic = this.getParentPSModelObject('dataentity.logic.IPSDELogic') as IPSDELogic;
    if (ipsdelogic != null) {
      this.dstpsdelogicparam = ipsdelogic.findPSDELogicParam(value);
    }
    return this.dstpsdelogicparam;
  }

  get dstPSDELogicParam(): IPSDELogicParam | null {
    return this.getDstPSDELogicParam();
  }

  getDstPSDELogicParamMust(): IPSDELogicParam {
    const value = this.getDstPSDELogicParam();
    if (value == null) {
      throw new Error('未指定目标逻辑参数对象');
    }
    return value;
  }

  get dstSortDir(): 'REMOTE' | 'LOCAL' {
    return this.M.dstSortDir;
  }

  get cls(): string {
    return 'PSDESortParamLogicImpl';
  }

  instanceof(cls: string): boolean {
    if (cls == 'dataentity.logic.IPSDESortParamLogic') return true;
    return super.instanceof(cls);
  }
}