demo/internal/controller/activity/activity_v1_get_one.go

package activity

import (
	"context"
	"demo/internal/dao"
	"demo/internal/model/do"

	"demo/api/activity/v1"
)

func (c *ControllerV1) GetOne(ctx context.Context, req *v1.GetOneReq) (res *v1.GetOneRes, err error) {
	res = &v1.GetOneRes{}

	err = dao.ActivityInfo.Ctx(ctx).Where(do.ActivityInfo{
		Id: req.Id,
	}).Scan(&res)
	if err != nil {
		return nil, err
	}
	return res, err
}