@Override
  public Response<Boolean> createSolution(RequirementSolution solution, BaseUser user) {
    Response<Boolean> result = new Response<Boolean>();

    // 验证用户是否已登入
    if (user == null) {
      log.error("create requirement solution, user must login.");
      result.setError("user.not.login");
      return result;
    }

    // 获取用户对应的供应商信息
    Response<Company> companyRes = companyService.findCompanyByUserId(user.getId());
    if (!companyRes.isSuccess()) {
      log.error("query company failed, error code={}", companyRes.getError());
      result.setError(companyRes.getError());
      return result;
    }

    // 判断供应商是否已经对于需求进行了承诺
    Response<RequirementSolution> existRes =
        existSolution(solution.getRequirementId(), companyRes.getResult().getId());
    if (!existRes.isSuccess()) {
      log.error("check solution existed failed, error code={}", existRes.getError());
      result.setError(existRes.getError());
      return result;
    }
    if (existRes.getResult() != null) {
      log.error("supplier have send solution,can't send again.");
      result.setError("solution.existed.error");
      return result;
    }

    // 需要保证该方案处于3:方案交互 or 4:方案综投(采购商才能够创建方案)
    RequirementStatus[] statuses = {RequirementStatus.SOL_INTERACTIVE, RequirementStatus.SOL_END};
    Response<Boolean> statusRes = checkRequirementStatus(solution.getRequirementId(), statuses);
    if (!statusRes.isSuccess()) {
      log.error("check requirement status failed, error code={}", statusRes.getError());
      result.setError(statusRes.getError());
      return result;
    }
    // 无法创建方案
    if (!statusRes.getResult()) {
      log.error("requirement status can't allow suppler send solution.");
      result.setError("solution.status.stop");
      return result;
    }

    try {
      // 获取需求方案信息
      Requirement requirement = requirementDao.findById(solution.getRequirementId());

      solution.setRequirementName(requirement.getName());
      solution.setSupplierId(companyRes.getResult().getId());
      solution.setSupplierName(companyRes.getResult().getCorporation());
      solution.setUserId(user.getId());
      // 默认的T评分
      solution.setTechnology(TECHNOLOGY);

      // 写入方案承诺后需求方案的状态
      if (solution.getNotAccept() == null) {
        // 全部承诺
        solution.setStatus(RequirementSolution.Status.ALL_ACCEPT.value());
      } else {
        solution.setStatus(RequirementSolution.Status.LITTLE_ACCEPT.value());
      }

      result.setResult(requirementSolutionDao.create(solution) != null);
    } catch (Exception e) {
      log.error(
          "create requirement solution failed, error code={}", Throwables.getStackTraceAsString(e));
      result.setError("solution.create.failed");
    }

    return result;
  }
  @Override
  public Response<Boolean> updateSolutionAccept(
      Long requirementId, String acceptInfo, BaseUser user) {
    Response<Boolean> result = new Response<Boolean>();

    if (requirementId == null) {
      log.error("update requirement solution accept need requirementId");
      result.setError("solution.requirementId.null");
      return result;
    }

    // 验证用户是否已登入
    if (user == null) {
      log.error("create requirement solution, user must login.");
      result.setError("user.not.login");
      return result;
    }

    // 需要保证该方案处于3:方案交互 or 4:方案综投.需求才能被更改
    RequirementStatus[] statuses = {RequirementStatus.SOL_INTERACTIVE, RequirementStatus.SOL_END};
    Response<Boolean> statusRes = checkRequirementStatus(requirementId, statuses);
    if (!statusRes.isSuccess()) {
      log.error("check requirement status failed, error code={}", statusRes.getError());
      result.setError(statusRes.getError());
      return result;
    }
    if (!statusRes.getResult()) {
      log.error("requirement status can't allow suppler update solution.");
      result.setError("solution.status.notUpdate");
      return result;
    }

    try {
      // 获取供应商提交的需求信息
      RequirementSolution solution =
          requirementSolutionDao.findByUserId(requirementId, user.getId());
      RequirementSolution newSolution = new RequirementSolution();
      newSolution.setId(solution.getId());
      newSolution.setNotAccept(acceptInfo);
      // 写入更改方案承诺后需求方案的状态
      if (acceptInfo == null) {
        // 全部承诺
        newSolution.setStatus(RequirementSolution.Status.ALL_ACCEPT.value());

        // 记录提交方案的供应商数量
        requirementCountService.setReqCountInfo(requirementId, RequirementCountType.SEND_SO, 1);

        // 记录供应商承诺目标的数量
        solutionCountService.setSolCountInfo(user.getId(), SolutionCountType.ACCEPT_SOL, 1);
      } else {
        if (acceptInfo.length() > 2048) {
          log.error("accept info is to long");
          result.setError("solution.accept.toLong");
          return result;
        }
        newSolution.setStatus(RequirementSolution.Status.LITTLE_ACCEPT.value());
      }

      // 更新需求的承诺信息
      result.setResult(requirementSolutionDao.update(newSolution));
    } catch (Exception e) {
      log.error(
          "update requirement solution accept failed, requirementId={}, error code={}",
          requirementId,
          Throwables.getStackTraceAsString(e));
      result.setError("solution.update.failed");
    }

    return result;
  }