package goods_info

import (
	"context"
	"fmt"
	"github.com/zeromicro/go-zero/core/stores/sqlx"
)

var _ GoodsInfoModel = (*customGoodsInfoModel)(nil)

type (
	// GoodsInfoModel is an interface to be customized, add more methods here,
	// and implement the added methods in customGoodsInfoModel.
	GoodsInfoModel interface {
		goodsInfoModel
		withSession(session sqlx.Session) GoodsInfoModel
		GetGoodsIndex(ctx context.Context, value string) ([]GoodsInfo, error)
	}

	customGoodsInfoModel struct {
		*defaultGoodsInfoModel
	}
)

func (m *customGoodsInfoModel) GetGoodsIndex(ctx context.Context, value string) ([]GoodsInfo, error) {
	var resp []GoodsInfo
	var err error
	if len(value) > 1 || value != "0" {
		query := fmt.Sprintf("select %s from %s where status = 1 and type = ? order by id desc", goodsInfoRows, m.table)
		err = m.conn.QueryRowsCtx(ctx, &resp, query, value)
	} else {
		query := fmt.Sprintf("select %s from %s where status = 1 order by id desc", goodsInfoRows, m.table)
		err = m.conn.QueryRowsCtx(ctx, &resp, query)
	}
	switch err {
	case nil:
		return resp, nil
	case sqlx.ErrNotFound:
		return nil, ErrNotFound
	default:
		return nil, err
	}
}

// NewGoodsInfoModel returns a model for the database table.
func NewGoodsInfoModel(conn sqlx.SqlConn) GoodsInfoModel {
	return &customGoodsInfoModel{
		defaultGoodsInfoModel: newGoodsInfoModel(conn),
	}
}

func (m *customGoodsInfoModel) withSession(session sqlx.Session) GoodsInfoModel {
	return NewGoodsInfoModel(sqlx.NewSqlConnFromSession(session))
}