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|
package client
import (
"crypto/tls"
"errors"
"io"
"net"
"time"
"go.rctt.net/solec/core"
)
type Handler interface {
HandleMessage(msg core.Message)
HandleError(err error)
}
type Config struct {
Addr string
User string
Pass string
Tls bool
TlsInsecure bool
}
type Client struct {
h Handler
cfg Config
conn net.Conn
}
func NewClient(handler Handler, cfg Config) *Client {
return &Client{
h: handler,
cfg: cfg,
}
}
func (c *Client) Connect() error {
var err error
if c.cfg.Tls {
c.conn, err = tls.Dial("tcp", c.cfg.Addr, &tls.Config{
InsecureSkipVerify: c.cfg.TlsInsecure,
})
if err != nil {
return err
}
defer c.conn.Close()
} else {
c.conn, err = net.Dial("tcp", c.cfg.Addr)
if err != nil {
return err
}
defer c.conn.Close()
}
hs := core.Handshake{0, 1, core.ConnTypeUser}
if err := core.Send(c.conn, hs); err != nil {
return err
}
auth := core.UserAuth{Addr: c.cfg.User, Pass: c.cfg.Pass}
if err := core.Send(c.conn, auth); err != nil {
return err
}
c.read()
return nil
}
func (c *Client) SendMessage(target, content string) error {
msg := core.Message{
Source: c.cfg.User,
Target: target,
Content: content,
}
return core.Send(c.conn, msg)
}
func (c *Client) Join(channel string) error {
umod := core.Usermode{
UserAddr: c.cfg.User + "@" + c.cfg.Addr,
ChannelName: channel,
Mode: core.UsermodeInChannel,
}
return core.Send(c.conn, umod)
}
func (c *Client) Leave(channel string) error {
umod := core.Usermode{
UserAddr: c.cfg.User + "@" + c.cfg.Addr,
ChannelName: channel,
Mode: core.UsermodeNone,
}
return core.Send(c.conn, umod)
}
func (c *Client) GetHistory(channel string, since time.Time, count, offset int) error {
hist := core.History{
Channel: channel,
Since: since,
Count: int64(count),
Offset: int64(offset),
}
return core.Send(c.conn, hist)
}
func (c *Client) read() {
for {
payload, err := core.Read(c.conn)
if err != nil {
c.h.HandleError(err)
if errors.Is(err, io.EOF) {
break
}
}
c.handlePayload(payload)
}
}
func (c *Client) handlePayload(payload any) {
switch v := payload.(type) {
case core.Message:
c.h.HandleMessage(v)
}
}
|
