pg_cash_pool_repository.go 4.4 KB
package repository

import (
	"fmt"
	"github.com/go-pg/pg"
	pgTransaction "github.com/linmadan/egglib-go/transaction/pg"
	"gitlab.fjmaimaimai.com/linmadan/mmm-worth/pkg/domain"
	"gitlab.fjmaimaimai.com/linmadan/mmm-worth/pkg/infrastructure/pg/models"
)

type CashPoolRepository struct {
	transactionContext *pgTransaction.TransactionContext
}

func (repository *CashPoolRepository) Save(cashPool *domain.CashPool) (*domain.CashPool, error) {
	tx := repository.transactionContext.PgTx
	if cashPool.Identity() == nil {
		if _, err := tx.QueryOne(
			pg.Scan(&cashPool.CashPoolId, &cashPool.Cash, &cashPool.CompanyId, &cashPool.ExchangedCash, &cashPool.UnExchangeCash, &cashPool.ExchangedSuMoney, &cashPool.UnExchangeSuMoney, &cashPool.Rate),
			"INSERT INTO cash_pools (cash, company_id, exchanged_cash, un_exchange_cash, exchanged_su_money, un_exchange_su_money, rate) VALUES (?, ?, ?, ?, ?, ?, ?) RETURNING id, cash, company_id, exchanged_cash, un_exchange_cash, exchanged_su_money, un_exchange_su_money, rate",
			cashPool.Cash, cashPool.CompanyId, cashPool.ExchangedCash, cashPool.UnExchangeCash, cashPool.ExchangedSuMoney, cashPool.UnExchangeSuMoney, cashPool.Rate); err != nil {
			return cashPool, err
		}
	} else {
		if _, err := tx.QueryOne(
			pg.Scan(&cashPool.CashPoolId, &cashPool.Cash, &cashPool.CompanyId, &cashPool.ExchangedCash, &cashPool.UnExchangeCash, &cashPool.ExchangedSuMoney, &cashPool.UnExchangeSuMoney, &cashPool.Rate),
			"UPDATE cash_pools SET cash=?, company_id=?, exchanged_cash=?, un_exchange_cash=?, exchanged_su_money=?, un_exchange_su_money=?, rate=? WHERE id=? RETURNING id, cash, company_id, exchanged_cash, un_exchange_cash, exchanged_su_money, un_exchange_su_money, rate",
			cashPool.Cash, cashPool.CompanyId, cashPool.ExchangedCash, cashPool.UnExchangeCash, cashPool.ExchangedSuMoney, cashPool.UnExchangeSuMoney, cashPool.Rate, cashPool.CashPoolId, cashPool.Identity()); err != nil {
			return cashPool, err
		}
	}
	return cashPool, nil
}

func (repository *CashPoolRepository) Find(queryOptions map[string]interface{}) (int64, []*domain.CashPool, error) {
	tx := repository.transactionContext.PgTx
	var cashPoolModels []*models.CashPool
	cashPools := make([]*domain.CashPool, 0)
	query := tx.Model(&cashPoolModels)
	// 根据公司id查找现金池
	if companyId, ok := queryOptions["companyId"]; ok {
		query = query.Where("cash_pool.company_id = ?", companyId)
	}
	if offset, ok := queryOptions["offset"]; ok {
		offset := offset.(int)
		if offset > -1 {
			query = query.Offset(offset)
		}
	} else {
		query = query.Offset(0)
	}
	if limit, ok := queryOptions["limit"]; ok {
		limit := limit.(int)
		if limit > -1 {
			query = query.Limit(limit)
		}
	} else {
		query = query.Limit(1)
	}
	if count, err := query.Order("id DESC").SelectAndCount(); err != nil {
		return 0, cashPools, err
	} else {
		for _, cashPoolModel := range cashPoolModels {
			if cashPool, err := repository.transformPgModelToDomainModel(cashPoolModel); err != nil {
				return 0, cashPools, err
			} else {
				cashPools = append(cashPools, cashPool)
			}
		}
		return int64(count), cashPools, nil
	}
}

func (repository *CashPoolRepository) FindOne(queryOptions map[string]interface{}) (*domain.CashPool, error) {
	tx := repository.transactionContext.PgTx
	cashPoolModel := new(models.CashPool)
	query := tx.Model(cashPoolModel)
	if cashPoolId, ok := queryOptions["cashPoolId"]; ok {
		query = query.Where("cash_pool.id = ?", cashPoolId)
	}
	if err := query.First(); err != nil {
		if err.Error() == "pg: no rows in result set" {
			return nil, fmt.Errorf("没有此资源")
		} else {
			return nil, err
		}
	}
	if cashPoolModel.Id == 0 {
		return nil, nil
	} else {
		return repository.transformPgModelToDomainModel(cashPoolModel)
	}
}

func (repository *CashPoolRepository) transformPgModelToDomainModel(cashPoolModel *models.CashPool) (*domain.CashPool, error) {
	return &domain.CashPool{
		CashPoolId: cashPoolModel.Id,
		CompanyId: cashPoolModel.CompanyId,
		Cash: cashPoolModel.Cash,
		ExchangedCash: cashPoolModel.ExchangedCash,
		UnExchangeCash: cashPoolModel.UnExchangeCash,
		ExchangedSuMoney: cashPoolModel.ExchangedSuMoney,
		UnExchangeSuMoney: cashPoolModel.UnExchangeSuMoney,
		Rate: cashPoolModel.Rate,
	}, nil
}

func NewCashPoolRepository(transactionContext *pgTransaction.TransactionContext) (*CashPoolRepository, error) {
	if transactionContext == nil {
		return nil, fmt.Errorf("transactionContext参数不能为null")
	} else {
		return &CashPoolRepository{
			transactionContext: transactionContext,
		}, nil
	}
}