session

package
v1.0.0 Latest Latest
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 Go to latest Published: Jul 30, 2026 License: MIT Imports: 54 Imported by: 0

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Index

Constants

This section is empty.

Variables

View Source 
var Nop = &Session{conf: Config{Log: slog.New(slog.DiscardHandler)}}

Functions

func BuildAvailableCommands 

func BuildAvailableCommands(
	commands map[string]cmd.Command,
	src cmd.Source,
	softEnums map[string]struct{},
) (*packet.AvailableCommands, map[string]map[int]cmd.Runnable)

Types

type BlockActorDataHandler 

type BlockActorDataHandler struct{}

func (BlockActorDataHandler) Handle 

func (b BlockActorDataHandler) Handle(p packet.Packet, s *Session, tx *world.Tx, c Controllable) error

type BlockPickRequestHandler 

type BlockPickRequestHandler struct{}

func (BlockPickRequestHandler) Handle 

func (b BlockPickRequestHandler) Handle(p packet.Packet, _ *Session, _ *world.Tx, c Controllable) error

type BookEditHandler 

type BookEditHandler struct{}

func (BookEditHandler) Handle 

func (b BookEditHandler) Handle(p packet.Packet, s *Session, _ *world.Tx, _ Controllable) error

type ClientCacheBlobStatusHandler 

type ClientCacheBlobStatusHandler struct {
}

func (*ClientCacheBlobStatusHandler) Handle 

func (c *ClientCacheBlobStatusHandler) Handle(p packet.Packet, s *Session, _ *world.Tx, _ Controllable) error

type CommandRequestHandler 

type CommandRequestHandler struct {
	// contains filtered or unexported fields
}

func (*CommandRequestHandler) Handle 

func (h *CommandRequestHandler) Handle(p packet.Packet, _ *Session, _ *world.Tx, c Controllable) error

type Config 

type Config struct {
	Log *slog.Logger

	MaxChunkRadius int

	EmoteChatMuted bool

	JoinMessage, QuitMessage chat.Translation

	HandleStop func(*world.Tx, Controllable)

	BlockRegistry world.BlockRegistry
}

func (Config) New 

func (conf Config) New(conn Conn) *Session

type Conn 

type Conn interface {
	io.Closer

	IdentityData() login.IdentityData

	ClientData() login.ClientData

	ClientCacheEnabled() bool

	ChunkRadius() int

	Latency() time.Duration

	Flush() error

	RemoteAddr() net.Addr

	ReadPacket() (pk packet.Packet, err error)

	WritePacket(pk packet.Packet) error

	StartGameContext(ctx context.Context, data minecraft.GameData) error
}

type ContainerCloseHandler 

type ContainerCloseHandler struct{}

func (*ContainerCloseHandler) Handle 

func (h *ContainerCloseHandler) Handle(p packet.Packet, s *Session, tx *world.Tx, c Controllable) error

type Controllable 

type Controllable interface {
	Name() string
	world.Entity
	item.User
	dialogue.Submitter
	form.Submitter
	cmd.Source
	chat.Subscriber
	hud.Renderer
	debug.Renderer
	input.Restricter

	Locale() language.Tag

	SetHeldItems(right, left item.Stack)
	SetHeldSlot(slot int) error

	Move(deltaPos mgl64.Vec3, deltaYaw, deltaPitch float64)

	Speed() float64
	FlightSpeed() float64
	VerticalFlightSpeed() float64

	Sleep(pos cube.Pos)
	Wake()

	Chat(msg ...any)
	ExecuteCommand(commandLine string)
	GameMode() world.GameMode
	SetGameMode(mode world.GameMode)
	Effects() []effect.Effect

	UseItem()
	ReleaseItem()
	UseItemOnBlock(pos cube.Pos, face cube.Face, clickPos mgl64.Vec3)
	UseItemOnEntity(e world.Entity) bool
	BreakBlock(pos cube.Pos)
	PickBlock(pos cube.Pos)
	AttackEntity(e world.Entity) bool
	Drop(s item.Stack) (n int)
	SwingArm()
	PunchAir()

	Health() float64
	MaxHealth() float64
	Absorption() float64
	Food() int

	ExperienceLevel() int
	ExperienceProgress() float64
	SetExperienceLevel(level int)

	EnchantmentSeed() int64
	ResetEnchantmentSeed()

	Respawn() *world.EntityHandle
	Dead() bool

	StartSneaking()
	Sneaking() bool
	StopSneaking()
	StartSprinting()
	Sprinting() bool
	StopSprinting()
	StartSwimming()
	Swimming() bool
	StopSwimming()
	StartCrawling()
	Crawling() bool
	StopCrawling()
	StartFlying()
	Flying() bool
	StopFlying()
	StartGliding()
	Gliding() bool
	StopGliding()
	Jump()

	StartBreaking(pos cube.Pos, face cube.Face)
	ContinueBreaking(face cube.Face)
	FinishBreaking()
	AbortBreaking()

	Exhaust(points float64)

	OpenSign(pos cube.Pos, frontSide bool)
	EditSign(pos cube.Pos, frontText, backText string) error
	TurnLecternPage(pos cube.Pos, page int) error

	EnderChestInventory() *inventory.Inventory
	MoveItemsToInventory()

	UUID() uuid.UUID

	XUID() string

	Skin() skin.Skin
	SetSkin(skin.Skin)

	UpdateDiagnostics(Diagnostics)
}

type Diagnostics 

type Diagnostics struct {
	AverageFramesPerSecond float64

	AverageServerSimTickTime float64

	AverageClientSimTickTime float64

	AverageBeginFrameTime float64

	AverageInputTime float64

	AverageRenderTime float64

	AverageEndFrameTime float64

	AverageRemainderTimePercent float64

	AverageUnaccountedTimePercent float64
}

type EmoteHandler 

type EmoteHandler struct {
	LastEmote time.Time
}

func (*EmoteHandler) Handle 

func (h *EmoteHandler) Handle(p packet.Packet, _ *Session, tx *world.Tx, c Controllable) error

type InteractHandler 

type InteractHandler struct{}

func (*InteractHandler) Handle 

func (h *InteractHandler) Handle(p packet.Packet, s *Session, _ *world.Tx, c Controllable) error

type InventoryTransactionHandler 

type InventoryTransactionHandler struct{}

func (*InventoryTransactionHandler) Handle 

func (h *InventoryTransactionHandler) Handle(p packet.Packet, s *Session, tx *world.Tx, c Controllable) (err error)

type ItemStackRequestHandler 

type ItemStackRequestHandler struct {
	// contains filtered or unexported fields
}

func (*ItemStackRequestHandler) Handle 

func (h *ItemStackRequestHandler) Handle(p packet.Packet, s *Session, tx *world.Tx, c Controllable) error

type LecternUpdateHandler 

type LecternUpdateHandler struct{}

func (LecternUpdateHandler) Handle 

func (LecternUpdateHandler) Handle(p packet.Packet, _ *Session, tx *world.Tx, c Controllable) error

type MobEquipmentHandler 

type MobEquipmentHandler struct{}

func (*MobEquipmentHandler) Handle 

func (*MobEquipmentHandler) Handle(p packet.Packet, s *Session, tx *world.Tx, c Controllable) error

type ModalFormResponseHandler 

type ModalFormResponseHandler struct {
	// contains filtered or unexported fields
}

func (*ModalFormResponseHandler) Handle 

func (h *ModalFormResponseHandler) Handle(p packet.Packet, _ *Session, tx *world.Tx, c Controllable) error

type NPCRequestHandler 

type NPCRequestHandler struct {
	// contains filtered or unexported fields
}

func (*NPCRequestHandler) Handle 

func (h *NPCRequestHandler) Handle(p packet.Packet, s *Session, tx *world.Tx, c Controllable) error

type NetworkEncodeableEntity 

type NetworkEncodeableEntity interface {
	NetworkEncodeEntity() string
}

type OffsetEntity 

type OffsetEntity interface {
	NetworkOffset() float64
}

type PlayerActionHandler 

type PlayerActionHandler struct{}

func (*PlayerActionHandler) Handle 

func (*PlayerActionHandler) Handle(p packet.Packet, s *Session, _ *world.Tx, c Controllable) error

type PlayerAuthInputHandler 

type PlayerAuthInputHandler struct{}

func (PlayerAuthInputHandler) Handle 

func (h PlayerAuthInputHandler) Handle(p packet.Packet, s *Session, tx *world.Tx, c Controllable) error

type PlayerSkinHandler 

type PlayerSkinHandler struct{}

func (PlayerSkinHandler) Handle 

func (PlayerSkinHandler) Handle(p packet.Packet, _ *Session, _ *world.Tx, c Controllable) error

type RequestAbilityHandler 

type RequestAbilityHandler struct{}

func (RequestAbilityHandler) Handle 

func (a RequestAbilityHandler) Handle(p packet.Packet, s *Session, _ *world.Tx, c Controllable) error

type RequestChunkRadiusHandler 

type RequestChunkRadiusHandler struct{}

func (*RequestChunkRadiusHandler) Handle 

func (*RequestChunkRadiusHandler) Handle(p packet.Packet, s *Session, tx *world.Tx, _ Controllable) error

type RespawnHandler 

type RespawnHandler struct{}

func (*RespawnHandler) Handle 

func (*RespawnHandler) Handle(p packet.Packet, _ *Session, _ *world.Tx, c Controllable) error

type ServerBoundDiagnosticsHandler 

type ServerBoundDiagnosticsHandler struct{}

func (*ServerBoundDiagnosticsHandler) Handle 

func (h *ServerBoundDiagnosticsHandler) Handle(p packet.Packet, _ *Session, _ *world.Tx, c Controllable) error

type ServerBoundLoadingScreenHandler 

type ServerBoundLoadingScreenHandler struct {
	// contains filtered or unexported fields
}

func (*ServerBoundLoadingScreenHandler) Handle 

func (h *ServerBoundLoadingScreenHandler) Handle(p packet.Packet, s *Session, _ *world.Tx, _ Controllable) error

type Session 

type Session struct {
	// contains filtered or unexported fields
}

func (*Session) AddDebugShape 

func (s *Session) AddDebugShape(shape debug.Shape)

func (*Session) Addr 

func (s *Session) Addr() net.Addr

func (*Session) ChangingDimension 

func (s *Session) ChangingDimension() bool

func (*Session) ChunkRadius 

func (s *Session) ChunkRadius() int32

func (*Session) ClearInputLocks 

func (s *Session) ClearInputLocks()

func (*Session) ClientData 

func (s *Session) ClientData() login.ClientData

func (*Session) Close 

func (s *Session) Close(tx *world.Tx, c Controllable)

func (*Session) CloseConnection 

func (s *Session) CloseConnection()

func (*Session) CloseDialogue 

func (s *Session) CloseDialogue()

func (*Session) CloseForm 

func (s *Session) CloseForm()

func (*Session) Disconnect 

func (s *Session) Disconnect(message string)

func (*Session) EnableCoordinates 

func (s *Session) EnableCoordinates(enable bool)

func (*Session) EnableInstantRespawn 

func (s *Session) EnableInstantRespawn(enable bool)

func (*Session) HandleInventories 

func (s *Session) HandleInventories(tx *world.Tx, c Controllable, inv, offHand, enderChest, ui *inventory.Inventory, armour *inventory.Armour, heldSlot *uint32)

func (*Session) HideEntity 

func (s *Session) HideEntity(e world.Entity)

func (*Session) HideHudElement 

func (s *Session) HideHudElement(e hud.Element)

func (*Session) HudElementHidden 

func (s *Session) HudElementHidden(e hud.Element) bool

func (*Session) InputLocked 

func (s *Session) InputLocked(l input.Lock) bool

func (*Session) Latency 

func (s *Session) Latency() time.Duration

func (*Session) LockInput 

func (s *Session) LockInput(l input.Lock)

func (*Session) OpenBlockContainer 

func (s *Session) OpenBlockContainer(pos cube.Pos, tx *world.Tx)

func (*Session) OpenSign 

func (s *Session) OpenSign(pos cube.Pos, frontSide bool)

func (*Session) PlayLevelSoundEvent 

func (s *Session) PlayLevelSoundEvent(soundType string, pos mgl64.Vec3)

func (*Session) PlaySound 

func (s *Session) PlaySound(t world.Sound, pos mgl64.Vec3)

func (*Session) RefreshCommands 

func (s *Session) RefreshCommands()

func (*Session) RefreshCommandsFor 

func (s *Session) RefreshCommandsFor(c Controllable)

func (*Session) RemoveAllDebugShapes 

func (s *Session) RemoveAllDebugShapes()

func (*Session) RemoveBossBar 

func (s *Session) RemoveBossBar()

func (*Session) RemoveDebugShape 

func (s *Session) RemoveDebugShape(shape debug.Shape)

func (*Session) RemoveScoreboard 

func (s *Session) RemoveScoreboard()

func (*Session) RemoveViewLayer 

func (s *Session) RemoveViewLayer(entity world.Entity)

func (*Session) SendAbilities 

func (s *Session) SendAbilities(c Controllable)

func (*Session) SendActionBarMessage 

func (s *Session) SendActionBarMessage(text string)

func (*Session) SendAnnouncement 

func (s *Session) SendAnnouncement(message string)

func (*Session) SendBossBar 

func (s *Session) SendBossBar(text string, colour uint8, healthPercentage float64)

func (*Session) SendChargeItemComplete 

func (s *Session) SendChargeItemComplete()

func (*Session) SendCommandOutput 

func (s *Session) SendCommandOutput(output *cmd.Output, l language.Tag)

func (*Session) SendDebugShapes 

func (s *Session) SendDebugShapes(dim world.Dimension)

func (*Session) SendDialogue 

func (s *Session) SendDialogue(d dialogue.Dialogue, e world.Entity)

func (*Session) SendEffect 

func (s *Session) SendEffect(e effect.Effect)

func (*Session) SendEffectRemoval 

func (s *Session) SendEffectRemoval(e effect.Type)

func (*Session) SendExperience 

func (s *Session) SendExperience(level int, progress float64)

func (*Session) SendFood 

func (s *Session) SendFood(food int, saturation, exhaustion float64)

func (*Session) SendForm 

func (s *Session) SendForm(f form.Form)

func (*Session) SendGameMode 

func (s *Session) SendGameMode(c Controllable)

func (*Session) SendGameRule 

func (s *Session) SendGameRule(name string, val bool)

func (*Session) SendGameRuleInt 

func (s *Session) SendGameRuleInt(name string, val int)

func (*Session) SendHealth 

func (s *Session) SendHealth(health, max, absorption float64)

func (*Session) SendHeldSlot 

func (s *Session) SendHeldSlot(slot int, c Controllable, force bool)

func (*Session) SendHudUpdates 

func (s *Session) SendHudUpdates()

func (*Session) SendInputLocks 

func (s *Session) SendInputLocks()

func (*Session) SendJukeboxPopup 

func (s *Session) SendJukeboxPopup(message string)

func (*Session) SendMessage 

func (s *Session) SendMessage(message string)

func (*Session) SendPlayerSpawn 

func (s *Session) SendPlayerSpawn(pos mgl64.Vec3)

func (*Session) SendPopup 

func (s *Session) SendPopup(message string)

func (*Session) SendRespawn 

func (s *Session) SendRespawn(pos mgl64.Vec3, c Controllable)

func (*Session) SendScoreboard 

func (s *Session) SendScoreboard(sb *scoreboard.Scoreboard)

func (*Session) SendSpeed 

func (s *Session) SendSpeed(speed float64)

func (*Session) SendSubtitle 

func (s *Session) SendSubtitle(text string)

func (*Session) SendTip 

func (s *Session) SendTip(message string)

func (*Session) SendTitle 

func (s *Session) SendTitle(text string)

func (*Session) SendToast 

func (s *Session) SendToast(title, message string)

func (*Session) SendTranslation 

func (s *Session) SendTranslation(t chat.Translation, l language.Tag, a []any)

func (*Session) SetHandle 

func (s *Session) SetHandle(handle *world.EntityHandle, skin skin.Skin)

func (*Session) SetProxyAddr 

func (s *Session) SetProxyAddr(addr net.Addr)

func (*Session) SetTitleDurations 

func (s *Session) SetTitleDurations(fadeInDuration, remainDuration, fadeOutDuration time.Duration)

func (*Session) ShowHudElement 

func (s *Session) ShowHudElement(e hud.Element)

func (*Session) Spawn 

func (s *Session) Spawn(c Controllable, tx *world.Tx)

func (*Session) StartShowingEntity 

func (s *Session) StartShowingEntity(e world.Entity)

func (*Session) StopShowingEntity 

func (s *Session) StopShowingEntity(e world.Entity)

func (*Session) StopSound 

func (s *Session) StopSound(soundName string, stopAll bool)

func (*Session) Transfer 

func (s *Session) Transfer(ip net.IP, port int)

func (*Session) UnlockInput 

func (s *Session) UnlockInput(l input.Lock)

func (*Session) VerifyAndSetHeldSlot 

func (s *Session) VerifyAndSetHeldSlot(slot int, expected item.Stack, c Controllable) error

func (*Session) VerifySlot 

func (s *Session) VerifySlot(slot int, expected item.Stack) error

func (*Session) ViewAlwaysShowNameTag 

func (s *Session) ViewAlwaysShowNameTag(entity world.Entity, alwaysShow bool)

func (*Session) ViewBlockAction 

func (s *Session) ViewBlockAction(pos cube.Pos, a world.BlockAction)

func (*Session) ViewBlockUpdate 

func (s *Session) ViewBlockUpdate(pos cube.Pos, b world.Block, layer int)

func (*Session) ViewBrewingUpdate 

func (s *Session) ViewBrewingUpdate(prevBrewTime, brewTime time.Duration, prevFuelAmount, fuelAmount, prevFuelTotal, fuelTotal int32)

func (*Session) ViewChunk 

func (s *Session) ViewChunk(pos world.ChunkPos, dim world.Dimension, blockEntities map[cube.Pos]world.Block, c *chunk.Chunk)

func (*Session) ViewEmote 

func (s *Session) ViewEmote(player world.Entity, emote uuid.UUID)

func (*Session) ViewEntity 

func (s *Session) ViewEntity(e world.Entity)

func (*Session) ViewEntityAction 

func (s *Session) ViewEntityAction(e world.Entity, a world.EntityAction)

func (*Session) ViewEntityAnimation 

func (s *Session) ViewEntityAnimation(e world.Entity, a world.EntityAnimation)

func (*Session) ViewEntityArmour 

func (s *Session) ViewEntityArmour(e world.Entity)

func (*Session) ViewEntityDisplacement 

func (s *Session) ViewEntityDisplacement(e world.Entity, pos mgl64.Vec3, rot cube.Rotation, onGround bool)

func (*Session) ViewEntityGameMode 

func (s *Session) ViewEntityGameMode(e world.Entity)

func (*Session) ViewEntityItems 

func (s *Session) ViewEntityItems(e world.Entity)

func (*Session) ViewEntityMovement 

func (s *Session) ViewEntityMovement(e world.Entity, pos mgl64.Vec3, rot cube.Rotation, onGround bool)

func (*Session) ViewEntityState 

func (s *Session) ViewEntityState(e world.Entity)

func (*Session) ViewEntityTeleport 

func (s *Session) ViewEntityTeleport(e world.Entity, position mgl64.Vec3)

func (*Session) ViewEntityVelocity 

func (s *Session) ViewEntityVelocity(e world.Entity, velocity mgl64.Vec3)

func (*Session) ViewEntityWake 

func (s *Session) ViewEntityWake(e world.Entity)

func (*Session) ViewFurnaceUpdate 

func (s *Session) ViewFurnaceUpdate(prevCookTime, cookTime, prevRemainingFuelTime, remainingFuelTime, prevMaxFuelTime, maxFuelTime time.Duration)

func (*Session) ViewItemCooldown 

func (s *Session) ViewItemCooldown(item world.Item, duration time.Duration)

func (*Session) ViewLayer 

func (s *Session) ViewLayer() *world.ViewLayer

func (*Session) ViewLayerEntityChanged 

func (s *Session) ViewLayerEntityChanged(e world.Entity)

func (*Session) ViewNameTag 

func (s *Session) ViewNameTag(entity world.Entity, nameTag string)

func (*Session) ViewParticle 

func (s *Session) ViewParticle(pos mgl64.Vec3, p world.Particle)

func (*Session) ViewPublicAlwaysShowNameTag 

func (s *Session) ViewPublicAlwaysShowNameTag(entity world.Entity)

func (*Session) ViewPublicNameTag 

func (s *Session) ViewPublicNameTag(entity world.Entity)

func (*Session) ViewPublicScoreTag 

func (s *Session) ViewPublicScoreTag(entity world.Entity)

func (*Session) ViewScoreTag 

func (s *Session) ViewScoreTag(entity world.Entity, scoreTag string)

func (*Session) ViewSkin 

func (s *Session) ViewSkin(e world.Entity)

func (*Session) ViewSleepingPlayers 

func (s *Session) ViewSleepingPlayers(sleeping, max int)

func (*Session) ViewSlotChange 

func (s *Session) ViewSlotChange(slot int, newItem item.Stack)

func (*Session) ViewSound 

func (s *Session) ViewSound(pos mgl64.Vec3, soundType world.Sound)

func (*Session) ViewSubChunks 

func (s *Session) ViewSubChunks(centre world.SubChunkPos, offsets []protocol.SubChunkOffset, tx *world.Tx)

func (*Session) ViewTime 

func (s *Session) ViewTime(time int)

func (*Session) ViewTimeCycle 

func (s *Session) ViewTimeCycle(doDayLightCycle bool)

func (*Session) ViewVisibility 

func (s *Session) ViewVisibility(entity world.Entity, level world.VisibilityLevel)

func (*Session) ViewWeather 

func (s *Session) ViewWeather(raining, thunder bool)

func (*Session) ViewWorldSpawn 

func (s *Session) ViewWorldSpawn(pos cube.Pos)

func (*Session) VisibleDebugShapes 

func (s *Session) VisibleDebugShapes() []debug.Shape

type SubChunkRequestHandler 

type SubChunkRequestHandler struct{}

func (*SubChunkRequestHandler) Handle 

func (*SubChunkRequestHandler) Handle(p packet.Packet, s *Session, tx *world.Tx, _ Controllable) error

type TextHandler 

type TextHandler struct{}

func (TextHandler) Handle 

func (TextHandler) Handle(p packet.Packet, s *Session, _ *world.Tx, c Controllable) error

Source Files

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