物品、物品容器重新设计

This commit is contained in:
kercylan98 2023-05-10 14:55:54 +08:00
parent dd0b486356
commit aa5a070fe6
8 changed files with 150 additions and 148 deletions

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@ -1,24 +1,22 @@
package builtin
func NewItem[ItemID comparable](id ItemID, options ...ItemOption[ItemID]) *Item[ItemID] {
import "github.com/kercylan98/minotaur/game"
func NewItem[ItemID comparable](id ItemID) *Item[ItemID] {
item := &Item[ItemID]{
id: id,
}
for _, option := range options {
option(item)
}
return item
}
type Item[ItemID comparable] struct {
id ItemID
guid int64
id ItemID
}
func (slf *Item[ItemID]) GetID() ItemID {
return slf.id
}
func (slf *Item[ItemID]) GetGUID() int64 {
return slf.guid
func (slf *Item[ItemID]) IsSame(item game.Item[ItemID]) bool {
return slf.id == item.GetID()
}

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@ -3,12 +3,14 @@ package builtin
import (
"github.com/kercylan98/minotaur/game"
"github.com/kercylan98/minotaur/utils/huge"
"github.com/kercylan98/minotaur/utils/slice"
"sync/atomic"
)
func NewItemContainer[ItemID comparable, Item game.Item[ItemID]](options ...ItemContainerOption[ItemID, Item]) *ItemContainer[ItemID, Item] {
itemContainer := &ItemContainer[ItemID, Item]{
items: map[ItemID]map[int64]*ItemContainerMember[ItemID]{},
items: map[int64]*ItemContainerMember[ItemID, Item]{},
itemIdGuidRef: map[ItemID]map[int64]bool{},
stackLimits: map[ItemID]*huge.Int{},
}
for _, option := range options {
option(itemContainer)
@ -17,137 +19,128 @@ func NewItemContainer[ItemID comparable, Item game.Item[ItemID]](options ...Item
}
type ItemContainer[ItemID comparable, Item game.Item[ItemID]] struct {
sizeLimit int
size int
expandSize int
items map[ItemID]map[int64]*ItemContainerMember[ItemID]
sort []*itemContainerSort[ItemID]
guid atomic.Int64
sizeLimit int
size int
expandSize int
items map[int64]*ItemContainerMember[ItemID, Item]
itemIdGuidRef map[ItemID]map[int64]bool
sort []*itemContainerSort[ItemID]
stackLimits map[ItemID]*huge.Int
}
func (slf *ItemContainer[ItemID, Item]) GetSize() int {
return slf.size
return slf.size + slf.expandSize
}
func (slf *ItemContainer[ItemID, Item]) GetSizeLimit() int {
return slf.sizeLimit
}
func (slf *ItemContainer[ItemID, Item]) SetExpandSize(size int) {
slf.expandSize = size
}
func (slf *ItemContainer[ItemID, Item]) GetSizeLimit() int {
return slf.sizeLimit + slf.expandSize
}
func (slf *ItemContainer[ItemID, Item]) GetItem(id ItemID) (game.ItemContainerMember[ItemID], error) {
for _, member := range slf.items[id] {
return member, nil
}
return nil, ErrItemNotExist
}
func (slf *ItemContainer[ItemID, Item]) GetItemWithGuid(id ItemID, guid int64) (game.ItemContainerMember[ItemID], error) {
member, exist := slf.items[id][guid]
func (slf *ItemContainer[ItemID, Item]) GetItem(guid int64) (game.ItemContainerMember[ItemID, Item], error) {
item, exist := slf.items[guid]
if !exist {
return nil, ErrItemNotExist
}
return member, nil
return item, nil
}
func (slf *ItemContainer[ItemID, Item]) GetItems() []game.ItemContainerMember[ItemID] {
var items []game.ItemContainerMember[ItemID]
for _, sort := range slf.sort {
items = append(items, slf.items[sort.id][sort.guid])
func (slf *ItemContainer[ItemID, Item]) GetItems() []game.ItemContainerMember[ItemID, Item] {
//TODO implement me
panic("implement me")
}
func (slf *ItemContainer[ItemID, Item]) GetItemsMap() map[int64]game.ItemContainerMember[ItemID, Item] {
var m = make(map[int64]game.ItemContainerMember[ItemID, Item])
for k, v := range slf.items {
m[k] = v
}
return items
return m
}
func (slf *ItemContainer[ItemID, Item]) ExistItem(guid int64) bool {
_, exist := slf.items[guid]
return exist
}
func (slf *ItemContainer[ItemID, Item]) ExistItemWithID(id ItemID) bool {
return len(slf.itemIdGuidRef[id]) > 0
}
func (slf *ItemContainer[ItemID, Item]) AddItem(item Item, count *huge.Int) error {
if count.LessThanOrEqualTo(huge.IntZero) {
return ErrCannotAddNegativeItem
return ErrCannotAddNegativeOrZeroItem
}
members, exist := slf.items[item.GetID()]
if !exist {
members = map[int64]*ItemContainerMember[ItemID]{}
slf.items[item.GetID()] = members
}
member, exist := members[item.GetGUID()]
if !exist {
if slf.GetSizeLimit() >= slf.GetSize() {
return ErrItemContainerIsFull
for guid := range slf.itemIdGuidRef[item.GetID()] {
member := slf.items[guid]
if member.GetItem().IsSame(item) {
member.count = member.count.Add(count)
return nil
}
members[item.GetGUID()] = &ItemContainerMember[ItemID]{
sort: len(slf.sort),
Item: item,
count: count,
}
slf.sort = append(slf.sort, &itemContainerSort[ItemID]{
id: item.GetID(),
guid: item.GetGUID(),
})
slf.size++
} else {
member.count = member.count.Add(count)
}
if slf.size >= slf.GetSizeLimit() {
return ErrItemContainerIsFull
}
guid := slf.guid.Add(1)
slf.items[guid] = &ItemContainerMember[ItemID, Item]{
item: item,
guid: guid,
count: count.Copy(),
}
guids, exist := slf.itemIdGuidRef[item.GetID()]
if !exist {
guids = map[int64]bool{}
slf.itemIdGuidRef[item.GetID()] = guids
}
guids[guid] = true
slf.size++
return nil
}
func (slf *ItemContainer[ItemID, Item]) DeductItem(id ItemID, count *huge.Int) error {
members, exist := slf.items[id]
if !exist || len(members) == 0 {
func (slf *ItemContainer[ItemID, Item]) DeductItem(guid int64, count *huge.Int) error {
if !slf.ExistItem(guid) {
return ErrItemNotExist
}
var backupMembers = make(map[int64]*ItemContainerMember[ItemID])
var pending = count.Copy()
var deductMembers []*ItemContainerMember[ItemID]
for guid, member := range members {
member.bakCount = member.count.Copy()
backupMembers[guid] = member
if pending.GreaterThanOrEqualTo(member.count) {
pending = pending.Sub(member.count)
member.count = huge.IntZero
} else {
member.count = member.count.Sub(pending)
pending = huge.IntZero
}
if member.count.EqualTo(huge.IntZero) {
delete(members, guid)
deductMembers = append(deductMembers, member)
}
if pending.EqualTo(huge.IntZero) {
break
}
}
if pending.GreaterThan(huge.IntZero) {
for guid, member := range backupMembers {
members[guid] = member
member.count = member.bakCount
member.bakCount = nil
}
return ErrItemInsufficientQuantity
}
slf.size -= len(deductMembers)
for _, member := range deductMembers {
slice.Del(&slf.sort, member.sort)
}
return nil
}
func (slf *ItemContainer[ItemID, Item]) DeductItemWithGuid(id ItemID, guid int64, count *huge.Int) error {
member, exist := slf.items[id][guid]
if !exist {
return ErrItemNotExist
}
if count.GreaterThan(member.count) {
return ErrItemInsufficientQuantity
} else {
member := slf.items[guid]
if member.count.GreaterThanOrEqualTo(count) {
member.count = member.count.Sub(count)
if member.count.EqualTo(huge.IntZero) {
slf.size--
delete(slf.items, guid)
}
return nil
} else {
var need = count.Copy()
var handles []func()
var guids = slf.itemIdGuidRef[member.GetID()]
for guid := range guids {
member := slf.items[guid]
if need.GreaterThanOrEqualTo(member.count) {
need = need.Sub(member.count)
handles = append(handles, func() {
member.count = huge.IntZero.Copy()
slf.size--
delete(guids, guid)
delete(slf.items, guid)
if len(guids) == 0 {
delete(slf.itemIdGuidRef, member.GetID())
}
})
} else {
member.count = member.count.Sub(need)
need = huge.IntZero
}
}
if need.GreaterThan(huge.IntZero) {
return ErrItemInsufficientQuantity
}
for _, handle := range handles {
handle()
}
return nil
}
if member.count.EqualTo(huge.IntZero) {
delete(slf.items[id], guid)
slice.Del(&slf.sort, member.sort)
slf.size--
}
return nil
}

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@ -3,8 +3,8 @@ package builtin
import "errors"
var (
ErrCannotAddNegativeItem = errors.New("cannot add items with negative quantities")
ErrItemNotExist = errors.New("item not exist")
ErrItemInsufficientQuantity = errors.New("item insufficient quantity")
ErrItemContainerIsFull = errors.New("item container is full")
ErrCannotAddNegativeOrZeroItem = errors.New("cannot add items with negative quantities or zero")
ErrItemNotExist = errors.New("item not exist")
ErrItemInsufficientQuantity = errors.New("item insufficient quantity")
ErrItemContainerIsFull = errors.New("item container is full")
)

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@ -5,13 +5,33 @@ import (
"github.com/kercylan98/minotaur/utils/huge"
)
type ItemContainerMember[ItemID comparable] struct {
game.Item[ItemID]
func NewItemContainerMember[ItemID comparable, I game.Item[ItemID]](guid int64, item I) *ItemContainerMember[ItemID, I] {
return &ItemContainerMember[ItemID, I]{
item: item,
guid: guid,
}
}
type ItemContainerMember[ItemID comparable, I game.Item[ItemID]] struct {
item I
guid int64
sort int
count *huge.Int
bakCount *huge.Int
}
func (slf *ItemContainerMember[ItemID]) GetCount() *huge.Int {
func (slf *ItemContainerMember[ItemID, I]) GetID() ItemID {
return slf.item.GetID()
}
func (slf *ItemContainerMember[ItemID, I]) GetGUID() int64 {
return slf.guid
}
func (slf *ItemContainerMember[ItemID, I]) GetCount() *huge.Int {
return slf.count.Copy()
}
func (slf *ItemContainerMember[ItemID, I]) GetItem() I {
return slf.item
}

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@ -1,10 +0,0 @@
package builtin
type ItemOption[ItemID comparable] func(item *Item[ItemID])
// WithItemGuid 通过特定的guid创建物品
func WithItemGuid[ItemID comparable](guid int64) ItemOption[ItemID] {
return func(item *Item[ItemID]) {
item.guid = guid
}
}

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@ -3,8 +3,6 @@ package game
type Item[ID comparable] interface {
// GetID 获取物品ID
GetID() ID
// GetGUID 获取物品GUID
// - 用于标识同一件物品不同的特征
// - 负数的GUID在内置功能中可能会被用于特殊判定如果需要负数建议另外对特殊功能进行实现
GetGUID() int64
// IsSame 与另一个物品比较是否相同
IsSame(item Item[ID]) bool
}

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@ -12,20 +12,18 @@ type ItemContainer[ItemID comparable, I Item[ItemID]] interface {
SetExpandSize(size int)
// GetItem 获取物品
GetItem(id ItemID) (ItemContainerMember[ItemID], error)
// GetItemWithGuid 根据guid获取物品
GetItemWithGuid(id ItemID, guid int64) (ItemContainerMember[ItemID], error)
GetItem(guid int64) (ItemContainerMember[ItemID, I], error)
// GetItems 获取所有物品
GetItems() []ItemContainerMember[ItemID]
GetItems() []ItemContainerMember[ItemID, I]
// GetItemsMap 获取所有物品
GetItemsMap() map[int64]ItemContainerMember[ItemID, I]
// ExistItem 物品是否存在
ExistItem(guid int64) bool
// ExistItemWithID 是否存在特定ID的物品
ExistItemWithID(id ItemID) bool
// AddItem 添加物品
// - 当物品guid相同时如果相同物品id及guid的堆叠数量未达到上限将增加数量否则增加非堆叠数量
// - 当物品guid不同时堆叠将不可用每次都将增加非堆叠数量
AddItem(item I, count *huge.Int) error
// DeductItem 扣除特定物品数量当数量为0将被移除数量不足时将不进行任何改变
// - 将查找特定id的物品无论guid是否相同都有可能被扣除直到达到扣除数量
// - 当count为负数时由于负负得正无论guid是否相同都有可能被增加物品数量直到达到扣除数量
DeductItem(id ItemID, count *huge.Int) error
// DeductItemWithGuid 更为精准的扣除特定物品数量,可参考 DeductItem
DeductItemWithGuid(id ItemID, guid int64, count *huge.Int) error
DeductItem(guid int64, count *huge.Int) error
}

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@ -3,8 +3,13 @@ package game
import "github.com/kercylan98/minotaur/utils/huge"
// ItemContainerMember 物品容器成员信息
type ItemContainerMember[ItemID comparable] interface {
Item[ItemID]
type ItemContainerMember[ItemID comparable, I Item[ItemID]] interface {
// GetID 获取物品ID
GetID() ItemID
// GetGUID 获取物品GUID
GetGUID() int64
// GetCount 获取物品数量
GetCount() *huge.Int
// GetItem 获取物品
GetItem() I
}