chat

Documentation

Index

• Variables
• type ChatManager
  • func NewChatManager(chatLog io.Writer, maxHistoryLines int) *ChatManager
  • func (c *ChatManager) Broadcast(name string, msg []byte)
  • func (c *ChatManager) History(numLines int) []byte
  • func (c *ChatManager) Join(name string, conn net.Conn) error
  • func (c *ChatManager) Quit(name string)

Variables

var Timestamp func() string = _timestamp

overwritable for testing

Types

type ChatManager

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

ChatManager keeps track of clients connected to the chat service and is responsible for communications between them.

func NewChatManager

func NewChatManager(chatLog io.Writer, maxHistoryLines int) *ChatManager

NewChatManager returns an initialized ChatManager

func (*ChatManager) Broadcast

func (c *ChatManager) Broadcast(name string, msg []byte)

Broadcast writes msg to all clients known to the ChatManager.

func (*ChatManager) History

func (c *ChatManager) History(numLines int) []byte

History returns the specifies number of lines (numLines) from the chat history as a slices of bytes.

func (*ChatManager) Join

func (c *ChatManager) Join(name string, conn net.Conn) error

Join adds a user to the chat manager and announces the join to all clients.

func (*ChatManager) Quit

func (c *ChatManager) Quit(name string)

Quit removes a user from the chat manager and announces the quit to all clients.