87 lines
1.9 KiB
Go
87 lines
1.9 KiB
Go
package cache
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import (
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"fmt"
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"go_dreamfactory/pb"
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"go_dreamfactory/sys/db"
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"go_dreamfactory/lego/sys/mgo"
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"go_dreamfactory/lego/sys/redis"
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)
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const ( //Redis
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Redis_PackCache string = "pack:%s"
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)
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const (
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GridCapMaxNum = 90 //单个格子的最大容量
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)
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type IPack interface {
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Pack_QueryUserPack(uId string) (pack *pb.DB_UserPackData, err error)
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}
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///查询用户背包数据
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func (this *Cache) Pack_QueryUserPack(uId string) (pack *pb.DB_UserPackData, err error) {
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pack = &pb.DB_UserPackData{
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UserId: uId,
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}
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if err = this.redis.Get(fmt.Sprintf(Redis_PackCache, uId), pack); err == nil {
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return
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} else if err == redis.RedisNil {
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if pack, err = db.Defsys.Pack_QueryUserPack(uId); err == nil {
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this.redis.Set(fmt.Sprintf(Redis_PackCache, uId), pack, -1)
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} else if err == mgo.MongodbNil {
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err = nil
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}
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}
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return
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}
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///添加或则减少物品到用户背包
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func (this *Cache) Pack_AddItemToUserPack(uId string, itemId int32, addnum int32) (err error) {
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var (
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pack *pb.DB_UserPackData
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modifys []*pb.DB_GridData
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leftnum int64
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num int64
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)
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if addnum == 0 {
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return
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}
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if pack, err = this.Pack_QueryUserPack(uId); err != nil {
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return
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}
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leftnum = int64(addnum)
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modifys = make([]*pb.DB_GridData, 0)
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for _, v := range pack.Pack {
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if !v.IsEmpty && v.ItemId == itemId {
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num = int64(v.Amount) + int64(leftnum)
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if num < 0 {
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leftnum += int64(v.Amount)
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v.Amount = 0
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modifys = append(modifys, v)
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} else if num > 0 && num < int64(v.Amount) {
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leftnum = 0
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v.Amount = uint32(num)
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modifys = append(modifys, v)
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break
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} else if num > 0 && num > int64(v.Amount) {
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if num <= GridCapMaxNum {
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leftnum = 0
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v.Amount = uint32(num)
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modifys = append(modifys, v)
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break
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} else {
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if v.Amount < GridCapMaxNum {
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leftnum = int64(num - int64(v.Amount))
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v.Amount = uint32(num)
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modifys = append(modifys, v)
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}
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}
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}
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}
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}
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return
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}
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