import { Injectable } from '@nestjs/common';
import { InjectRepository } from '@nestjs/typeorm';
import { FieldMapper } from '../entity/field-mapper.entity';
import { Repository } from 'typeorm';

@Injectable()
export class FieldMapperRepository {
  constructor(
    @InjectRepository(FieldMapper)
    private readonly fieldMapperRepository: Repository<FieldMapper>,
  ) {
  }

  async findByMapperIdAndMappedEntityType(mapper_id: number, mapped_entity_type: string) {
    return await this.fieldMapperRepository.find({
      where: { mapper_id, mapped_entity_type },
    });
  }

  async save(dto: Partial<FieldMapper>) {
    return await this.fieldMapperRepository.save(dto);
  }

  async findByMapperId(mapper_id: number) {
    return await this.fieldMapperRepository.find({
        where: {mapper_id},
        order: {seq : 'ASC'}
      },
    );
  }

  async findByMapperIdAndMapperEntityType(mapper_id: number, mapper_entity_type: string) {
    return await this.fieldMapperRepository.find({
        where: {mapper_id, mapper_entity_type},
        order: {seq : 'ASC'}
      },
    );
  }

  async deleteByMapperId(mapper_id: number) {
    return await this.fieldMapperRepository.delete({ mapper_id });
  }
}