채팅 멤버 목록 전파

core/group_chat.go

@@ -5,10 +5,11 @@ import (
 	"fmt"
 	"net/http"
 	"strings"
+	"time"
 
 	"github.com/go-redis/redis/v8"
-	"go.mongodb.org/mongo-driver/bson/primitive"
 	"github.com/gorilla/websocket"
+	"go.mongodb.org/mongo-driver/bson/primitive"
 	"repositories.action2quare.com/ayo/gocommon"
 	"repositories.action2quare.com/ayo/gocommon/logger"
 	"repositories.action2quare.com/ayo/gocommon/wshandler"
@@ -16,10 +17,12 @@ import (
 
 type channelID = string
 type channelConfig struct {
-	Capacity  int64  `json:"capacity"`
+	Capacity  int64            `json:"capacity"`
-	Size      int64  `json:"size"`
+	Size      int64            `json:"size"`
-	Key       string `json:"key"`
+	Key       string           `json:"key"`
+	Members   map[string]int32 `json:"members"`
 	emptyJson string
+	inoutChan chan string
 }
 
 type chatConfig struct {
@@ -62,7 +65,7 @@ func (gc *groupChat) Initialize(tv *Tavern, cfg configDocument) error {
 
 		jm, _ := json.Marshal(cfg)
 		cfg.emptyJson = fmt.Sprintf("[%s]", string(jm))
-
+		cfg.Members = make(map[string]int32)
 		_, err := gc.rh.JSONSet(name, "$", cfg)
 		if *devflag && err != nil {
 			gc.rh.JSONDel(name, "$")
@@ -72,6 +75,31 @@ func (gc *groupChat) Initialize(tv *Tavern, cfg configDocument) error {
 		if err != nil {
 			return err
 		}
+
+		inoutchan := make(chan string, 10)
+		cfg.inoutChan = inoutchan
+
+		go func(chanid string) {
+			var cur []string
+			tick := time.After(3 * time.Second)
+			for {
+				select {
+				case <-tick:
+					tick = time.After(3 * time.Second)
+					if len(cur) > 0 {
+						gc.sendUpstreamMessage(&wshandler.UpstreamMessage{
+							Target: "#" + chanid,
+							Body:   map[string]any{"inout": cur},
+							Tag:    []string{"ChattingChannelProperties"},
+						})
+						cur = nil
+					}
+
+				case m := <-inoutchan:
+					cur = append(cur, m)
+				}
+			}
+		}(name)
 	}
 
 	return nil
@@ -91,6 +119,9 @@ func (gc *groupChat) ClientDisconnected(conn *websocket.Conn, callby *wshandler.
 			gc.leaveRoom(chanid, callby.Accid)
 			if k == "public" {
 				gc.rh.JSONNumIncrBy(chanid, "$.size", -1)
+				if cfg, ok := gc.chatConfig.Channels[chanid]; ok {
+					cfg.inoutChan <- "-" + callby.Alias
+				}
 			} else {
 				gc.sendUpstreamMessage(&wshandler.UpstreamMessage{
 					Target: "#" + chanid,
@@ -105,20 +136,34 @@ func (gc *groupChat) ClientDisconnected(conn *websocket.Conn, callby *wshandler.
 func (gc *groupChat) EnterPublicChannel(ctx wshandler.ApiCallContext) {
 	chanid := ctx.Arguments[0].(string)
 	if cfg, ok := gc.chatConfig.Channels[chanid]; ok {
-		size, err := gc.rh.JSONGetInt64(chanid, "$.size")
+		size, err := gc.rh.JSONObjLen(chanid, "$.members")
-		if err != nil || len(size) == 0 {
+		if err != nil {
 			logger.Println("JSONGetInt64 failed :", chanid, err)
-		} else if size[0] < cfg.Capacity {
+		} else if len(size) == 0 || size[0] < cfg.Capacity {
 			// 입장
-			newsize, err := gc.rh.JSONNumIncrBy(chanid, "$.size", 1)
+			_, err := gc.rh.JSONSet(chanid, "$.members."+ctx.CallBy.Alias, 1)
 			if err == nil {
 				gc.enterRoom(chanid, ctx.CallBy.Accid)
 				gc.rh.JSONSet(ctx.CallBy.Accid.Hex(), "$.channel.public", chanid)
+				cfg.inoutChan <- "+" + ctx.CallBy.Alias
+
+				members, err := gc.rh.JSONGetDocuments(chanid, "$.members")
+				if err != nil {
+					logger.Println("JSONGetDocuments failed :", chanid, err)
+				}
+
+				toarr := make([]string, 0, len(members[0]))
+				for k := range members[0] {
+					toarr = append(toarr, k)
+				}
+
 				gc.sendUpstreamMessage(&wshandler.UpstreamMessage{
-					Target: "#" + chanid,
+					Target: ctx.CallBy.Accid.Hex(),
-					Body:   map[string]any{"size": newsize[0]},
+					Body:   map[string]any{"members": toarr},
 					Tag:    []string{"ChattingChannelProperties"},
 				})
+			} else {
+				logger.Println("JSONArrAppend failed :", chanid, err)
 			}
 		} else {
 			// 풀방
@@ -135,6 +180,9 @@ func (gc *groupChat) LeavePublicChannel(ctx wshandler.ApiCallContext) {
 	if cnt > 0 {
 		gc.leaveRoom(chanid, ctx.CallBy.Accid)
 		gc.rh.JSONNumIncrBy(chanid, "$.size", -1)
+		if cfg, ok := gc.chatConfig.Channels[chanid]; ok {
+			cfg.inoutChan <- "-" + ctx.CallBy.Alias
+		}
 	}
 }