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package brocketchat
import (
"errors"
"strings"
"sync"
"github.com/42wim/matterbridge/bridge"
"github.com/42wim/matterbridge/bridge/config"
"github.com/42wim/matterbridge/bridge/helper"
"github.com/42wim/matterbridge/hook/rockethook"
"github.com/42wim/matterbridge/matterhook"
lru "github.com/hashicorp/golang-lru"
"github.com/matterbridge/Rocket.Chat.Go.SDK/models"
"github.com/matterbridge/Rocket.Chat.Go.SDK/realtime"
"github.com/matterbridge/Rocket.Chat.Go.SDK/rest"
)
type Brocketchat struct {
mh *matterhook.Client
rh *rockethook.Client
c *realtime.Client
r *rest.Client
cache *lru.Cache
*bridge.Config
messageChan chan models.Message
channelMap map[string]string
user *models.User
sync.RWMutex
}
func New(cfg *bridge.Config) bridge.Bridger {
newCache, err := lru.New(100)
if err != nil {
cfg.Log.Fatalf("Could not create LRU cache for rocketchat bridge: %v", err)
}
b := &Brocketchat{
Config: cfg,
messageChan: make(chan models.Message),
channelMap: make(map[string]string),
cache: newCache,
}
b.Log.Debugf("enabling rocketchat")
return b
}
func (b *Brocketchat) Command(cmd string) string {
return ""
}
func (b *Brocketchat) Connect() error {
if b.GetString("WebhookBindAddress") != "" {
if err := b.doConnectWebhookBind(); err != nil {
return err
}
go b.handleRocket()
return nil
}
switch {
case b.GetString("WebhookURL") != "":
if err := b.doConnectWebhookURL(); err != nil {
return err
}
go b.handleRocket()
return nil
case b.GetString("Login") != "":
b.Log.Info("Connecting using login/password (sending and receiving)")
err := b.apiLogin()
if err != nil {
return err
}
go b.handleRocket()
}
if b.GetString("WebhookBindAddress") == "" && b.GetString("WebhookURL") == "" &&
b.GetString("Login") == "" {
return errors.New("no connection method found. See that you have WebhookBindAddress, WebhookURL or Login/Password/Server configured")
}
return nil
}
func (b *Brocketchat) Disconnect() error {
return nil
}
func (b *Brocketchat) JoinChannel(channel config.ChannelInfo) error {
if b.c == nil {
return nil
}
id, err := b.c.GetChannelId(strings.TrimPrefix(channel.Name, "#"))
if err != nil {
return err
}
b.Lock()
b.channelMap[id] = channel.Name
b.Unlock()
mychannel := &models.Channel{ID: id, Name: strings.TrimPrefix(channel.Name, "#")}
if err := b.c.JoinChannel(id); err != nil {
return err
}
if err := b.c.SubscribeToMessageStream(mychannel, b.messageChan); err != nil {
return err
}
return nil
}
func (b *Brocketchat) Send(msg config.Message) (string, error) {
// strip the # if people has set this
msg.Channel = strings.TrimPrefix(msg.Channel, "#")
channel := &models.Channel{ID: b.getChannelID(msg.Channel), Name: msg.Channel}
// Delete message
if msg.Event == config.EventMsgDelete {
if msg.ID == "" {
return "", nil
}
return msg.ID, b.c.DeleteMessage(&models.Message{ID: msg.ID})
}
// Use webhook to send the message
if b.GetString("WebhookURL") != "" {
return "", b.sendWebhook(&msg)
}
// Prepend nick if configured
if b.GetBool("PrefixMessagesWithNick") {
msg.Text = msg.Username + msg.Text
}
// Edit message if we have an ID
if msg.ID != "" {
return msg.ID, b.c.EditMessage(&models.Message{ID: msg.ID, Msg: msg.Text, RoomID: b.getChannelID(msg.Channel)})
}
// Upload a file if it exists
if msg.Extra != nil {
for _, rmsg := range helper.HandleExtra(&msg, b.General) {
// strip the # if people has set this
rmsg.Channel = strings.TrimPrefix(rmsg.Channel, "#")
smsg := &models.Message{
RoomID: b.getChannelID(rmsg.Channel),
Msg: rmsg.Username + rmsg.Text,
PostMessage: models.PostMessage{
Avatar: rmsg.Avatar,
Alias: rmsg.Username,
},
}
if _, err := b.c.SendMessage(smsg); err != nil {
b.Log.Errorf("SendMessage failed: %s", err)
}
}
if len(msg.Extra["file"]) > 0 {
return "", b.handleUploadFile(&msg)
}
}
smsg := &models.Message{
RoomID: channel.ID,
Msg: msg.Text,
PostMessage: models.PostMessage{
Avatar: msg.Avatar,
Alias: msg.Username,
},
}
rmsg, err := b.c.SendMessage(smsg)
if rmsg == nil {
return "", err
}
return rmsg.ID, err
}
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