practice_Go/internal/controller/channel/channel_v1_get_channel.go

package channel

import (
	"context"

	"practice_Go/api/channel/v1"
	"practice_Go/internal/dao"
	"practice_Go/internal/model/entity"
)

func (c *ControllerV1) GetChannel(ctx context.Context, req *v1.GetChannelReq) (res *v1.GetChannelRes, err error) {
	res = &v1.GetChannelRes{}
	err = dao.GoChannels.Ctx(ctx).WherePri(req.Id).Scan(&res.Channel)
	query := dao.GoShows.Ctx(ctx).With(entity.GoUsers{}).Where("channel_id =?", req.Id)
	if req.FlagType != 0 {
		query = query.Where("flag_type =?", req.FlagType)
	}
	err = query.Scan(&res.List)
	res.Channel.Status, err = dao.GoChannelSubscriptions.Ctx(ctx).Wheref("channel_id =? and user_id =?", req.Id, req.UserId).Exist()
	return
}