package localserver

// import (
// 	"encoding/json"
// 	"fmt"
// 	"sync/atomic"
// )

// const (
// 	CHAT_MESSAGE_BROADCAST = "chat_message_broadcast"
// 	CHAT_MESSAGE_PRIVATE   = "chat_message_private"
// )

// type WebrtcCallChatManager struct{}

// func NewWebrtcCallChatManager() *WebrtcCallChatManager {
// 	return new(WebrtcCallChatManager)
// }

// func (w *WebrtcCallChatManager) HandleCallEvent(from string, squadId string, eventId string, payload map[string]interface{}, data []byte, manager *WebRTCCallManager) (err error) {
// 	done, errCh := make(chan struct{}), make(chan error)
// 	go func() {
// 		logger.Println("got an event in call chat manager", from, eventId, payload)
// 		switch eventId {
// 		case CHAT_MESSAGE_BROADCAST:
// 			if e := validateEvent(payload, "message"); e != nil {
// 				errCh <- e
// 				return
// 			}
// 			if e := w.sendBrodcastChatMessage(from, payload["message"].(string), squadId, manager); e != nil {
// 				errCh <- e
// 				return
// 			}
// 		case CHAT_MESSAGE_PRIVATE:
// 			if e := validateEvent(payload, "message", "dst"); e != nil {
// 				errCh <- e
// 				return
// 			}
// 			if e := w.sendPrivateChatMessage(from, payload["message"].(string), squadId, manager, payload["message"].([]string)...); e != nil {
// 				errCh <- e
// 				return
// 			}
// 		}
// 		done <- struct{}{}
// 	}()
// 	select {
// 	case <-done:
// 		return nil
// 	case err = <-errCh:
// 		return
// 	}
// }

// func (w WebrtcCallChatManager) sendBrodcastChatMessage(from string, message string, squadId string, manager *WebRTCCallManager) (err error) {
// 	if _, ok := manager.Squads[squadId]; !ok {
// 		err = fmt.Errorf("no correponding squad found")
// 		return
// 	}
// 	for _, member := range manager.Squads[squadId].Members {
// 		if _, ok := manager.DataChannels[member]; ok && member != from {
// 			bs, marshalErr := json.Marshal(map[string]interface{}{
// 				"type": "send_chat_message",
// 				"from": from,
// 				"payload": map[string]string{
// 					"message": message,
// 				},
// 			})
// 			if marshalErr != nil {
// 				logger.Println(err)
// 				continue
// 			}
// 		lock:
// 			for {
// 				if atomic.CompareAndSwapUint32(manager.DataChannels[member].l, 0, 1) {
// 					defer atomic.SwapUint32(manager.DataChannels[member].l, 0)
// 					if sendErr := manager.DataChannels[member].DataChannel.SendText(string(bs)); sendErr != nil {
// 						logger.Println(sendErr)
// 					}
// 					break lock
// 				} else {
// 					continue
// 				}
// 			}
// 		}
// 	}
// 	return
// }

// func (w WebrtcCallChatManager) sendPrivateChatMessage(from string, message string, squadId string, manager *WebRTCCallManager, dst ...string) (err error) {
// 	if _, ok := manager.Squads[squadId]; !ok {
// 		err = fmt.Errorf("no correponding squad found")
// 		return
// 	}
// 	for _, member := range manager.Squads[squadId].Members {
// 		for _, id := range dst {
// 			if id == member {
// 				if _, ok := manager.DataChannels[member]; ok && member != from {
// 					bs, marshalErr := json.Marshal(map[string]interface{}{
// 						"type": "",
// 						"from": from,
// 						"payload": map[string]string{
// 							"message": message,
// 						},
// 					})
// 					if marshalErr != nil {
// 						logger.Println(err)
// 						continue
// 					}
// 				lock:
// 					for {
// 						if atomic.CompareAndSwapUint32(manager.DataChannels[member].l, 0, 1) {
// 							defer atomic.SwapUint32(manager.DataChannels[member].l, 0)
// 							if sendErr := manager.DataChannels[member].DataChannel.SendText(string(bs)); sendErr != nil {
// 								logger.Println(sendErr)
// 							}
// 							break lock
// 						} else {
// 							continue
// 						}
// 					}
// 				}
// 			}
// 		}
// 	}
// 	return
// }

// func validateEvent(event map[string]interface{}, fields ...string) (err error) {
// 	for _, field := range fields {
// 		if _, ok := event[field]; !ok {
// 			err = fmt.Errorf("no field %s in req payload", field)
// 			return
// 		}
// 	}
// 	return
// }