slow_wild_ws/internal/logic/connectionlogic.go

package logic

import (
	"context"
	"encoding/json"
	"fmt"
	"slowwildws/internal/server"
	"slowwildws/internal/svc"
	"slowwildws/internal/types"

	"github.com/zeromicro/go-zero/core/logx"
)

type ConnectionLogic struct {
	logx.Logger
	ctx    context.Context
	svcCtx *svc.ServiceContext
}

func NewConnectionLogic(ctx context.Context, svcCtx *svc.ServiceContext) *ConnectionLogic {
	return &ConnectionLogic{
		Logger: logx.WithContext(ctx),
		ctx:    ctx,
		svcCtx: svcCtx,
	}
}

// 处理连接信息
func (c *ConnectionLogic) HandlerConn(conn *server.ConnectionServer) {
	uid := c.svcCtx.WsServer.GetUserId(conn)
	if uid == 0 {
		// 如果用户id不存在，直接关闭连接
		c.svcCtx.WsServer.Close(conn)
		return
	}
	fmt.Println(fmt.Sprintf("用户id：%d", uid))
	conn.Uid = uid
	// 处理任务
	go c.svcCtx.WsServer.HandleWrite(conn)

	if c.svcCtx.WsServer.IsAck(nil) {
		go c.svcCtx.WsServer.ReadAck(conn)
	}
	for {
		// 获取消息
		_, msg, err := conn.ReadMessage()
		if err != nil {
			c.Logger.Errorf("websocket conn read message error %v", err)
			c.svcCtx.WsServer.Close(conn)
			return
		}
		// 解析消息
		var message types.Message
		if err = json.Unmarshal(msg, &message); err != nil {
			c.Logger.Errorf("json unmarshal err %v, msg %v", err, string(msg))
			c.svcCtx.WsServer.Close(conn)
			return
		}
		if c.svcCtx.WsServer.IsAck(&message) {
			c.svcCtx.WsServer.Logger.Infof("conn message read ack msg %v", message)
			conn.AppendMsgMq(&message)
		} else {
			conn.WriteMessageToChan(&message)
		}
	}
}