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siege.go
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siege.go
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package flags
import (
"context"
"errors"
"log"
"time"
"github.com/leepala/OldGeneralBackend/Proto/cdr"
flagspb "github.com/leepala/OldGeneralBackend/Proto/flags"
walletpb "github.com/leepala/OldGeneralBackend/Proto/wallet"
"github.com/leepala/OldGeneralBackend/pkg/database"
"github.com/leepala/OldGeneralBackend/pkg/helper"
"github.com/leepala/OldGeneralBackend/pkg/model"
"github.com/leepala/OldGeneralBackend/pkg/wallet"
uuid "github.com/satori/go.uuid"
)
func (s *server) SiegeFlag(ctx context.Context, in *flagspb.SiegeFlagRequest) (*flagspb.SiegeFlagReply, error) {
log.Println("siege flag request", in)
txn := database.GetDB()
// check flag status
var flag model.FlagInfo
err := txn.Model(&flag).Where("id = ?", in.FlagId).Find(&flag).Error
if err != nil {
log.Println("error getting flag info", err)
return nil, err
}
if flag.Status != "running" {
log.Println("flag not running")
return nil, errors.New("flag not running")
}
// check have sieged
var counter int64
err = txn.Model(&model.Siege{}).Where("flag_id = ? and user_id = ?", in.FlagId, in.UserId).Count(&counter).Error
if err != nil {
log.Println("error getting siege info", err)
return nil, err
}
if counter > 0 {
log.Println("user already siege")
return nil, errors.New("user already siege")
}
// update money
updateGoldRequest := &walletpb.UpdateGoldRequest{
RequestId: in.RequestId,
RequestTime: in.RequestTime,
UserId: in.UserId,
GoldNum: -10,
Content: "围观Flag: " + flag.Name,
}
_, err = wallet.GetClient().UpdateGold(ctx, updateGoldRequest)
if err != nil {
log.Println("error updating gold", err)
return nil, err
}
// try to siege
siege := model.Siege{
ID: uuid.NewV4().String(),
FlagID: in.FlagId,
UserID: in.UserId,
CreatedAt: time.Now().UnixMicro(),
}
err = database.GetDB().Model(&siege).Save(&siege).Error
if err != nil {
log.Println("error saving siege info", err)
return nil, err
}
reply := &flagspb.SiegeFlagReply{
RequestId: in.RequestId,
ReplyTime: time.Now().UnixMicro(),
}
return reply, nil
}
func (s *server) CheckIsSiege(ctx context.Context, in *flagspb.CheckIsSiegeRequest) (*flagspb.CheckIsSiegeReply, error) {
log.Println("check is siege request", in)
var siege model.Siege
err := database.GetDB().Model(&model.Siege{}).Where("flag_id = ? and user_id = ?", in.FlagId, in.UserId).Find(&siege).Error
if err != nil {
log.Println("error getting siege info", err)
return nil, err
}
reply := &flagspb.CheckIsSiegeReply{
RequestId: in.RequestId,
ReplyTime: time.Now().UnixMicro(),
IsSiege: siege.ID != "",
}
return reply, nil
}
func (s *server) GetMySiegeNum(ctx context.Context, in *flagspb.GetMySiegeNumRequest) (*flagspb.GetMySiegeNumReply, error) {
log.Println("get my siege num request", in)
var counter int64
err := database.GetDB().Model(&model.Siege{}).Where("user_id = ?", in.UserId).Count(&counter).Error
if err != nil {
log.Println("error getting siege info", err)
return nil, err
}
reply := &flagspb.GetMySiegeNumReply{
RequestId: in.RequestId,
ReplyTime: time.Now().UnixMicro(),
Num: counter,
}
return reply, nil
}
func (s *server) FetchMySiege(ctx context.Context, in *flagspb.FetchMySiegeRequest) (*flagspb.FetchMySiegeReply, error) {
log.Println("fetch my siege request", in)
var lastSiegeTimeStamp int64 = time.Now().UnixMicro() + 1
if in.LastSiegeId != "" {
var siege model.Siege
err := database.GetDB().Model(&model.Siege{}).Where("id = ?", in.LastSiegeId).Find(&siege).Error
if err != nil {
log.Println("error getting siege info", err)
return nil, err
}
lastSiegeTimeStamp = siege.CreatedAt
}
var sieges []model.Siege
err := database.GetDB().Model(&model.Siege{}).Where("user_id = ? and created_at < ?", in.UserId, lastSiegeTimeStamp).Limit(int(in.PageSize)).Find(&sieges).Error
if err != nil {
log.Println("error getting siege info", err)
return nil, err
}
var siegeInfos []*cdr.SiegeInfo
var tmpsiege *cdr.SiegeInfo
for _, siege := range sieges {
tmpsiege, err = helper.TypeConverter[cdr.SiegeInfo](siege)
if err != nil {
log.Println("error converting siege info", err)
return nil, err
}
siegeInfos = append(siegeInfos, tmpsiege)
}
reply := &flagspb.FetchMySiegeReply{
RequestId: in.RequestId,
ReplyTime: time.Now().UnixMicro(),
Sieges: siegeInfos,
}
return reply, nil
}
func getSiegeNumByFlagId(flagId string) int64 {
var counter int64
err := database.GetDB().Model(&model.Siege{}).Where("flag_id = ?", flagId).Count(&counter).Error
if err != nil {
log.Println("error getting siege info", err)
return 0
}
return counter
}