Add: Add a WebSocket connection to monitor the app's online status.

internal/logic/public/user/ws/deviceWsConnectLogic.go

@@ -0,0 +1,84 @@
+package ws
+
+import (
+	"context"
+	sysErr "errors"
+	"time"
+
+	"github.com/gin-gonic/gin"
+	"github.com/perfect-panel/server/internal/model/user"
+	"github.com/perfect-panel/server/pkg/constant"
+	"github.com/perfect-panel/server/pkg/xerr"
+	"github.com/pkg/errors"
+	"gorm.io/gorm"
+
+	"github.com/perfect-panel/server/internal/svc"
+	"github.com/perfect-panel/server/pkg/logger"
+)
+
+type DeviceWsConnectLogic struct {
+	logger.Logger
+	ctx    context.Context
+	svcCtx *svc.ServiceContext
+}
+
+// Webosocket Device Connect
+func NewDeviceWsConnectLogic(ctx context.Context, svcCtx *svc.ServiceContext) *DeviceWsConnectLogic {
+	return &DeviceWsConnectLogic{
+		Logger: logger.WithContext(ctx),
+		ctx:    ctx,
+		svcCtx: svcCtx,
+	}
+}
+
+func (l *DeviceWsConnectLogic) DeviceWsConnect(c *gin.Context) error {
+
+	value := l.ctx.Value(constant.CtxKeyIdentifier)
+	if value == nil || value.(string) == "" {
+		l.Errorf("DeviceWsConnectLogic DeviceWsConnect identifier is empty")
+		return errors.Wrapf(xerr.NewErrCode(xerr.InvalidParams), "identifier is empty")
+	}
+	identifier := value.(string)
+	_, err := l.svcCtx.UserModel.FindOneDeviceByIdentifier(l.ctx, identifier)
+	if err != nil && !sysErr.Is(err, gorm.ErrRecordNotFound) {
+		l.Errorf("DeviceWsConnectLogic DeviceWsConnect FindOneDeviceByIdentifier err: %v", err)
+		return errors.Wrapf(xerr.NewErrCode(xerr.DatabaseQueryError), err.Error())
+	}
+
+	value = l.ctx.Value(constant.CtxKeyUser)
+	if value == nil {
+		l.Errorf("DeviceWsConnectLogic DeviceWsConnect value is nil")
+		return nil
+	}
+	userInfo := value.(*user.User)
+	if sysErr.Is(err, gorm.ErrRecordNotFound) {
+		device := user.Device{
+			Identifier: identifier,
+			UserId:     userInfo.Id,
+			CreatedAt:  time.Now(),
+			UpdatedAt:  time.Now(),
+			Online:     true,
+			Enabled:    true,
+		}
+		err := l.svcCtx.UserModel.InsertDevice(l.ctx, &device)
+		if err != nil {
+			l.Errorf("DeviceWsConnectLogic DeviceWsConnect InsertDevice err: %v", err)
+			return errors.Wrapf(xerr.NewErrCode(xerr.DatabaseInsertError), err.Error())
+		}
+	}
+	//默认在线设备1
+	maxDevice := 3
+	subscribe, err := l.svcCtx.UserModel.QueryUserSubscribe(l.ctx, userInfo.Id, 1, 2)
+	if err == nil {
+		for _, sub := range subscribe {
+			if time.Now().Before(sub.ExpireTime) {
+				deviceLimit := int(sub.Subscribe.DeviceLimit)
+				if deviceLimit > maxDevice {
+					maxDevice = deviceLimit
+				}
+			}
+		}
+	}
+	l.svcCtx.DeviceManager.AddDevice(c.Writer, c.Request, l.ctx.Value(constant.CtxKeySessionID).(string), userInfo.Id, identifier, maxDevice)
+	return nil
+}