session

package
v0.0.0-...-79cc62c Latest Latest
Warning

This package is not in the latest version of its module.

 Go to latest Published: May 1, 2026 License: MIT Imports: 53 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var Nop = &Session{}

Nop represents a no-operation session. It does not do anything when sending a packet to it.

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)

BuildAvailableCommands builds an AvailableCommands packet and the runnable command map for the Source passed. The input map may contain aliases. It returns the AvailableCommands packet and the runnable command map for the commands that the Source can execute.

Types

type BlockActorDataHandler 

type BlockActorDataHandler struct{}

BlockActorDataHandler handles an incoming BlockActorData packet from the client, sent for some block entities like signs when they are edited.

func (BlockActorDataHandler) Handle 

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

Handle ...

type BlockPickRequestHandler 

type BlockPickRequestHandler struct{}

BlockPickRequestHandler handles the BlockPickRequest packet.

func (BlockPickRequestHandler) Handle 

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

Handle ...

type BookEditHandler 

type BookEditHandler struct{}

BookEditHandler handles the BookEdit packet.

func (BookEditHandler) Handle 

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

Handle ...

type ClientCacheBlobStatusHandler 

type ClientCacheBlobStatusHandler struct {
}

ClientCacheBlobStatusHandler handles the ClientCacheBlobStatus packet.

func (*ClientCacheBlobStatusHandler) Handle 

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

Handle ...

type CommandRequestHandler 

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

CommandRequestHandler handles the CommandRequest packet.

func (*CommandRequestHandler) Handle 

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

Handle ...

type Config 

type Config struct {
	Log *slog.Logger

	MaxChunkRadius int

	EmoteChatMuted bool

	JoinMessage, QuitMessage chat.Translation

	HandleStop func(*world.Tx, Controllable)
}

func (Config) New 

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

type Conn 

type Conn interface {
	io.Closer
	// IdentityData returns the login.IdentityData of a Conn. It contains the UUID, XUID and username of the connection.
	IdentityData() login.IdentityData
	// ClientData returns the login.ClientData of a Conn. This includes less sensitive data of the player like its skin,
	// language code and other non-essential information.
	ClientData() login.ClientData
	// ClientCacheEnabled specifies if the Conn has the client cache, used for caching chunks client-side, enabled or
	// not. Some platforms, like the Nintendo Switch, have this disabled at all times.
	ClientCacheEnabled() bool
	// ChunkRadius returns the chunk radius as requested by the client at the other end of the Conn.
	ChunkRadius() int
	// Latency returns the current latency measured over the Conn.
	Latency() time.Duration
	// Flush flushes the packets buffered by the Conn, sending all of them out immediately.
	Flush() error
	// RemoteAddr returns the remote network address.
	RemoteAddr() net.Addr
	// ReadPacket reads a packet.Packet from the Conn. An error is returned if a deadline was set that was
	// exceeded or if the Conn was closed while awaiting a packet.
	ReadPacket() (pk packet.Packet, err error)
	// WritePacket writes a packet.Packet to the Conn. An error is returned if the Conn was closed before sending the
	// packet.
	WritePacket(pk packet.Packet) error
	// StartGameContext starts the game for the Conn with a context to cancel it.
	StartGameContext(ctx context.Context, data minecraft.GameData) error
}

Conn represents a connection that packets are read from and written to by a Session. In addition, it holds some information on the identity of the Session.

type ContainerCloseHandler 

type ContainerCloseHandler struct{}

ContainerCloseHandler handles the ContainerClose packet.

func (*ContainerCloseHandler) Handle 

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

Handle ...

type Controllable 

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

	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 returns the UUID of the controllable. It must be unique for all controllable entities present in
	// the server.
	UUID() uuid.UUID
	// XUID returns the XBOX Live User ID of the controllable. Every controllable must have one of these if
	// they are authenticated via XBOX Live, as they must be connected to an XBOX Live account.
	XUID() string
	// Skin returns the skin of the controllable. Each controllable must have a skin, as it defines how the
	// entity looks in the world.
	Skin() skin.Skin
	SetSkin(skin.Skin)

	UpdateDiagnostics(Diagnostics)
}

Controllable represents an entity that may be controlled by a Session. Generally, Controllable is implemented in the form of a Player. Methods in Controllable will be added as Session needs them in order to handle packets.

type Diagnostics 

type Diagnostics struct {
	// AverageFramesPerSecond is the average amount of frames per second that the client has been
	// running at.
	AverageFramesPerSecond float64
	// AverageServerSimTickTime is the average time that the server spends simulating a single tick
	// in milliseconds.
	AverageServerSimTickTime float64
	// AverageClientSimTickTime is the average time that the client spends simulating a single tick
	// in milliseconds.
	AverageClientSimTickTime float64
	// AverageBeginFrameTime is the average time that the client spends beginning a frame in
	// milliseconds.
	AverageBeginFrameTime float64
	// AverageInputTime is the average time that the client spends processing input in milliseconds.
	AverageInputTime float64
	// AverageRenderTime is the average time that the client spends rendering in milliseconds.
	AverageRenderTime float64
	// AverageEndFrameTime is the average time that the client spends ending a frame in milliseconds.
	AverageEndFrameTime float64
	// AverageRemainderTimePercent is the average percentage of time that the client spends on
	// tasks that are not accounted for.
	AverageRemainderTimePercent float64
	// AverageUnaccountedTimePercent is the average percentage of time that the client spends on
	// unaccounted tasks.
	AverageUnaccountedTimePercent float64
}

Diagnostics represents the latest diagnostics data of the client.

type EmoteHandler 

type EmoteHandler struct {
	LastEmote time.Time
}

EmoteHandler handles the Emote packet.

func (*EmoteHandler) Handle 

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

Handle ...

type InteractHandler 

type InteractHandler struct{}

InteractHandler handles the packet.Interact.

func (*InteractHandler) Handle 

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

Handle ...

type InventoryTransactionHandler 

type InventoryTransactionHandler struct{}

InventoryTransactionHandler handles the InventoryTransaction packet.

func (*InventoryTransactionHandler) Handle 

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

Handle ...

type ItemStackRequestHandler 

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

ItemStackRequestHandler handles the ItemStackRequest packet. It handles the actions done within the inventory.

func (*ItemStackRequestHandler) Handle 

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

Handle ...

type LecternUpdateHandler 

type LecternUpdateHandler struct{}

LecternUpdateHandler handles the LecternUpdate packet, sent when a player interacts with a lectern.

func (LecternUpdateHandler) Handle 

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

Handle ...

type MobEquipmentHandler 

type MobEquipmentHandler struct{}

MobEquipmentHandler handles the MobEquipment packet.

func (*MobEquipmentHandler) Handle 

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

Handle ...

type ModalFormResponseHandler 

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

ModalFormResponseHandler handles the ModalFormResponse packet.

func (*ModalFormResponseHandler) Handle 

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

Handle ...

type NPCRequestHandler 

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

NPCRequestHandler handles the NPCRequest packet.

func (*NPCRequestHandler) Handle 

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

Handle ...

type NetworkEncodeableEntity 

type NetworkEncodeableEntity interface {
	// NetworkEncodeEntity returns the network type ID of the entity. This is
	// NOT the save ID.
	NetworkEncodeEntity() string
}

NetworkEncodeableEntity is a world.EntityType where the save ID and network ID are not the same.

type OffsetEntity 

type OffsetEntity interface {
	NetworkOffset() float64
}

OffsetEntity is a world.EntityType that has an additional offset when sent over network. This is mostly the case for older entities such as players and TNT.

type PlayerActionHandler 

type PlayerActionHandler struct{}

PlayerActionHandler handles the PlayerAction packet.

func (*PlayerActionHandler) Handle 

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

Handle ...

type PlayerAuthInputHandler 

type PlayerAuthInputHandler struct{}

PlayerAuthInputHandler handles the PlayerAuthInput packet.

func (PlayerAuthInputHandler) Handle 

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

Handle ...

type PlayerSkinHandler 

type PlayerSkinHandler struct{}

PlayerSkinHandler handles the PlayerSkin packet.

func (PlayerSkinHandler) Handle 

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

Handle ...

type RequestAbilityHandler 

type RequestAbilityHandler struct{}

RequestAbilityHandler handles the RequestAbility packet.

func (RequestAbilityHandler) Handle 

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

Handle ...

type RequestChunkRadiusHandler 

type RequestChunkRadiusHandler struct{}

RequestChunkRadiusHandler handles the RequestChunkRadius packet.

func (*RequestChunkRadiusHandler) Handle 

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

Handle ...

type RespawnHandler 

type RespawnHandler struct{}

RespawnHandler handles the Respawn packet.

func (*RespawnHandler) Handle 

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

Handle ...

type ServerBoundDiagnosticsHandler 

type ServerBoundDiagnosticsHandler struct{}

ServerBoundDiagnosticsHandler handles diagnostic updates from the client.

func (*ServerBoundDiagnosticsHandler) Handle 

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

Handle ...

type ServerBoundLoadingScreenHandler 

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

ServerBoundLoadingScreenHandler handles loading screen updates from the clients. It is used to ensure that the server knows when the client is loading a screen, and when it is done loading it.

func (*ServerBoundLoadingScreenHandler) Handle 

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

Handle ...

type Session 

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

Session handles incoming packets from connections and sends outgoing packets by providing a thin layer of abstraction over direct packets. A Session basically 'controls' an entity.

func (*Session) AddDebugShape 

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

AddDebugShape adds a debug shape to be rendered to the player. If the shape already exists, it will be updated with the new information.

func (*Session) Addr 

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

Addr returns the net.Addr of the client.

func (*Session) ChangingDimension 

func (s *Session) ChangingDimension() bool

ChangingDimension returns whether the session is currently changing dimension or not.

func (*Session) ChunkRadius 

func (s *Session) ChunkRadius() int32

ChunkRadius returns the chunk radius of the session.

func (*Session) ClientData 

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

ClientData returns the login.ClientData of the underlying *minecraft.Conn.

func (*Session) Close 

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

Close closes the session, which in turn closes the controllable and the connection that the session manages. Close ensures the method only runs code on the first call.

func (*Session) CloseConnection 

func (s *Session) CloseConnection()

CloseConnection closes the underlying connection of the session so that the session ends up being closed eventually.

func (*Session) CloseDialogue 

func (s *Session) CloseDialogue()

func (*Session) CloseForm 

func (s *Session) CloseForm()

CloseForm closes any forms that the player currently has open. If the player has no forms open, nothing happens.

func (*Session) Disconnect 

func (s *Session) Disconnect(message string)

Disconnect disconnects the client and ultimately closes the session. If the message passed is non-empty, it will be shown to the client.

func (*Session) EnableCoordinates 

func (s *Session) EnableCoordinates(enable bool)

EnableCoordinates will either enable or disable coordinates for the player depending on the value given.

func (*Session) EnableInstantRespawn 

func (s *Session) EnableInstantRespawn(enable bool)

EnableInstantRespawn will either enable or disable instant respawn for the player depending on the value given.

func (*Session) HandleInventories 

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

HandleInventories starts handling the inventories of the Controllable entity of the session. It sends packets when slots in the inventory are changed.

func (*Session) HideEntity 

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

HideEntity ...

func (*Session) HideHudElement 

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

HideHudElement hides a HUD element from the player if it is not already hidden. If the element is waiting to be shown, it will be removed from the updates and remain hidden from the player.

func (*Session) HudElementHidden 

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

HudElementHidden checks if a HUD element is currently hidden from the player.

func (*Session) Latency 

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

Latency returns the latency of the connection.

func (*Session) OpenBlockContainer 

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

OpenBlockContainer ...

func (*Session) OpenSign 

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

OpenSign ...

func (*Session) PlaySound 

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

PlaySound plays a world.Sound to the client. The volume is not dependent on the distance to the source if it is a sound of the LevelSoundEvent packet.

func (*Session) RemoveAllDebugShapes 

func (s *Session) RemoveAllDebugShapes()

RemoveAllDebugShapes removes all rendered debug shapes from the player, as well as any shapes that have not yet been rendered.

func (*Session) RemoveBossBar 

func (s *Session) RemoveBossBar()

RemoveBossBar removes any boss bar currently active on the player's screen.

func (*Session) RemoveDebugShape 

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

RemoveDebugShape removes a debug shape from the player by its unique identifier.

func (*Session) RemoveScoreboard 

func (s *Session) RemoveScoreboard()

RemoveScoreboard ...

func (*Session) SendAbilities 

func (s *Session) SendAbilities(c Controllable)

SendAbilities sends the abilities of the Controllable entity of the session to the client.

func (*Session) SendActionBarMessage 

func (s *Session) SendActionBarMessage(text string)

SendActionBarMessage ...

func (*Session) SendAnnouncement 

func (s *Session) SendAnnouncement(message string)

SendAnnouncement ...

func (*Session) SendBossBar 

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

SendBossBar sends a boss bar to the player with the text passed and the health percentage of the bar. SendBossBar removes any boss bar that might be active before sending the new one.

func (*Session) SendChargeItemComplete 

func (s *Session) SendChargeItemComplete()

SendChargeItemComplete sends a packet to indicate that the item charging process has been completed.

func (*Session) SendCommandOutput 

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

SendCommandOutput sends the output of a command to the player. It will be shown to the caller of the command, which might be the player or a websocket server.

func (*Session) SendDebugShapes 

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

SendDebugShapes sends any pending additions/removals of debug shapes to the player. Shapes should be sent every tick to allow for batching and time-efficient updates.

func (*Session) SendDialogue 

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

SendDialogue sends an NPC dialogue to the client of the connection. The Submit method of the dialogue is called when the client interacts with a button in the dialogue.

func (*Session) SendEffect 

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

SendEffect sends an effects passed to the player.

func (*Session) SendEffectRemoval 

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

SendEffectRemoval sends the removal of an effect passed.

func (*Session) SendExperience 

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

SendExperience sends the experience level and progress from the given experience manager to the player.

func (*Session) SendFood 

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

SendFood ...

func (*Session) SendForm 

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

SendForm sends a form to the client of the connection. The Submit method of the form is called when the client submits the form.

func (*Session) SendGameMode 

func (s *Session) SendGameMode(c Controllable)

SendGameMode sends the game mode of the Controllable entity of the session to the client. It makes sure the right flags are set to create the full game mode.

func (*Session) SendHealth 

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

SendHealth sends the health and max health to the player.

func (*Session) SendHeldSlot 

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

SendHeldSlot sends the currently held hotbar slot.

func (*Session) SendHudUpdates 

func (s *Session) SendHudUpdates()

SendHudUpdates sends any pending HUD updates to the player. The updates are batched to reduce the number of packets being sent. Up to 2 packets will be sent, one for showing elements and one for hiding elements.

func (*Session) SendJukeboxPopup 

func (s *Session) SendJukeboxPopup(message string)

SendJukeboxPopup ...

func (*Session) SendMessage 

func (s *Session) SendMessage(message string)

SendMessage ...

func (*Session) SendPlayerSpawn 

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

SendPlayerSpawn updates the player's spawn point on the client-side. There is currently little reason to do so other than to prevent the client-side "Respawn point set" message when sleeping in a bed.

func (*Session) SendPopup 

func (s *Session) SendPopup(message string)

SendPopup ...

func (*Session) SendRespawn 

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

SendRespawn spawns the Controllable entity of the session client-side in the world, provided it has died.

func (*Session) SendScoreboard 

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

SendScoreboard ...

func (*Session) SendSpeed 

func (s *Session) SendSpeed(speed float64)

SendSpeed sends the speed of the player in an UpdateAttributes packet, so that it is updated client-side.

func (*Session) SendSubtitle 

func (s *Session) SendSubtitle(text string)

SendSubtitle ...

func (*Session) SendTip 

func (s *Session) SendTip(message string)

SendTip ...

func (*Session) SendTitle 

func (s *Session) SendTitle(text string)

SendTitle ...

func (*Session) SendToast 

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

SendToast ...

func (*Session) SendTranslation 

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

SendTranslation sends a translation localised for a specific language.Tag.

func (*Session) SetHandle 

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

SetHandle sets the world.EntityHandle of the Session and attaches a skin to other players on join.

func (*Session) SetTitleDurations 

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

SetTitleDurations ...

func (*Session) ShowHudElement 

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

ShowHudElement shows a HUD element to the player if it is not already shown. If the element is waiting to be hidden, it will be removed from the updates and remain visible to the player.

func (*Session) Spawn 

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

Spawn makes the Controllable passed spawn in the world.World. The function passed will be called when the session stops running.

func (*Session) StartShowingEntity 

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

StartShowingEntity starts showing a world.Entity to the Session that was previously hidden using StopShowingEntity.

func (*Session) StopShowingEntity 

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

StopShowingEntity stops showing a world.Entity to the Session. It will be completely invisible until a call to StartShowingEntity is made.

func (*Session) Transfer 

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

Transfer transfers the player to a server with the IP and port passed.

func (*Session) VerifyAndSetHeldSlot 

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

VerifyAndSetHeldSlot verifies if the slot passed is a valid hotbar slot and if the expected item.Stack is in it. Afterwards, it changes the held slot of the player.

func (*Session) VerifySlot 

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

VerifySlot verifies if the slot passed is a valid hotbar slot and if the expected item.Stack is in it.

func (*Session) ViewBlockAction 

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

ViewBlockAction ...

func (*Session) ViewBlockUpdate 

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

ViewBlockUpdate ...

func (*Session) ViewBrewingUpdate 

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

ViewBrewingUpdate updates a brewing stand for the associated session based on previous times.

func (*Session) ViewChunk 

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

ViewChunk ...

func (*Session) ViewEmote 

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

ViewEmote ...

func (*Session) ViewEntity 

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

ViewEntity ...

func (*Session) ViewEntityAction 

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

ViewEntityAction ...

func (*Session) ViewEntityAnimation 

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

ViewEntityAnimation ...

func (*Session) ViewEntityArmour 

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

ViewEntityArmour ...

func (*Session) ViewEntityGameMode 

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

ViewEntityGameMode ...

func (*Session) ViewEntityItems 

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

ViewEntityItems ...

func (*Session) ViewEntityMovement 

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

ViewEntityMovement ...

func (*Session) ViewEntityState 

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

ViewEntityState ...

func (*Session) ViewEntityTeleport 

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

ViewEntityTeleport ...

func (*Session) ViewEntityVelocity 

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

ViewEntityVelocity ...

func (*Session) ViewEntityWake 

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

ViewEntityWake ...

func (*Session) ViewFurnaceUpdate 

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

ViewFurnaceUpdate updates a furnace for the associated session based on previous times.

func (*Session) ViewItemCooldown 

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

ViewItemCooldown ...

func (*Session) ViewParticle 

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

ViewParticle ...

func (*Session) ViewSkin 

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

ViewSkin ...

func (*Session) ViewSleepingPlayers 

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

ViewSleepingPlayers ...

func (*Session) ViewSlotChange 

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

ViewSlotChange ...

func (*Session) ViewSound 

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

ViewSound ...

func (*Session) ViewSubChunks 

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

ViewSubChunks ...

func (*Session) ViewTime 

func (s *Session) ViewTime(time int)

ViewTime ...

func (*Session) ViewTimeCycle 

func (s *Session) ViewTimeCycle(doDayLightCycle bool)

ViewTimeCycle ...

func (*Session) ViewWeather 

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

ViewWeather ...

func (*Session) ViewWorldSpawn 

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

ViewWorldSpawn ...

func (*Session) VisibleDebugShapes 

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

VisibleDebugShapes returns a slice of all debug shapes that are currently being shown to the player.

type SubChunkRequestHandler 

type SubChunkRequestHandler struct{}

SubChunkRequestHandler handles sub-chunk requests from the client. The server will respond with a packet containing the requested sub-chunks.

func (*SubChunkRequestHandler) Handle 

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

Handle ...

type TextHandler 

type TextHandler struct{}

TextHandler handles the Text packet.

func (TextHandler) Handle 

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

Handle ...

Source Files

View all Source files

Jump to

Keyboard shortcuts

? : This menu
/ : Search site
f or F : Jump to
y or Y : Canonical URL
go.dev uses cookies from Google to deliver and enhance the quality of its services and to analyze traffic. Learn more.