owncast/core/chat/chat.go
2021-08-13 15:34:00 -07:00

115 lines
2.5 KiB
Go

package chat
import (
"errors"
"net/http"
"sort"
"github.com/owncast/owncast/core/chat/events"
"github.com/owncast/owncast/models"
log "github.com/sirupsen/logrus"
)
var getStatus func() models.Status
func Start(getStatusFunc func() models.Status) error {
setupPersistence()
getStatus = getStatusFunc
_server = NewChat()
go _server.Run()
log.Traceln("Chat server started with max connection count of", _server.maxSocketConnectionLimit)
return nil
}
// GetClientsForUser will return chat connections that are owned by a specific user.
func GetClientsForUser(userID string) ([]*ChatClient, error) {
clients := map[string][]*ChatClient{}
for _, client := range _server.clients {
clients[client.User.Id] = append(clients[client.User.Id], client)
}
if _, exists := clients[userID]; !exists {
return nil, errors.New("no connections for user found")
}
return clients[userID], nil
}
func GetClients() []*ChatClient {
clients := []*ChatClient{}
// Convert the keyed map to a slice.
for _, client := range _server.clients {
clients = append(clients, client)
}
sort.Slice(clients, func(i, j int) bool {
return clients[i].ConnectedAt.Before(clients[j].ConnectedAt)
})
return clients
}
func SendSystemMessage(text string, ephemeral bool) error {
message := events.SystemMessageEvent{
MessageEvent: events.MessageEvent{
Body: text,
},
}
message.SetDefaults()
message.RenderBody()
if err := Broadcast(&message); err != nil {
log.Errorln("error sending system message", err)
}
if !ephemeral {
saveEvent(message.Id, "system", message.Body, message.GetMessageType(), nil, message.Timestamp)
}
return nil
}
func SendSystemAction(text string, ephemeral bool) error {
message := events.ActionEvent{
MessageEvent: events.MessageEvent{
Body: text,
},
}
message.SetDefaults()
message.RenderBody()
if err := Broadcast(&message); err != nil {
log.Errorln("error sending system chat action")
}
if !ephemeral {
saveEvent(message.Id, "action", message.Body, message.GetMessageType(), nil, message.Timestamp)
}
return nil
}
func SendAllWelcomeMessage() {
_server.sendAllWelcomeMessage()
}
func Broadcast(event events.OutboundEvent) error {
return _server.Broadcast(event.GetBroadcastPayload())
}
func HandleClientConnection(w http.ResponseWriter, r *http.Request) {
_server.HandleClientConnection(w, r)
}
// DisconnectUser will forcefully disconnect all clients belonging to a user by ID.
func DisconnectUser(userID string) {
_server.DisconnectUser(userID)
}