Method handleInitialize

server/mcp/handler.go:217–254

(c *gin.Context, req request)

}

func (s *Server) handleInitialize(c *gin.Context, req request) {
	var params initializeParams
	if len(req.Params) > 0 {
		if err := json.Unmarshal(req.Params, &params); err != nil {
			c.JSON(http.StatusBadRequest, response{
				JSONRPC: "2.0",
				ID:      req.ID,
				Error:   &rpcError{Code: -32602, Message: "invalid initialize params"},
			})
			return
		}
	}

	protocolVersion := negotiateProtocolVersion(params.ProtocolVersion)
	currentSession := s.initializeSession(
		c.Request.Context().Value(conf.UserKey).(*model.User).ID,
		c.GetHeader(SessionHeader),
		protocolVersion,
	)
	c.Header(SessionHeader, currentSession.id)
	c.JSON(http.StatusOK, response{
		JSONRPC: "2.0",
		ID:      req.ID,
		Result: map[string]any{
			"protocolVersion": protocolVersion,
			"capabilities": map[string]any{
				"tools": map[string]any{
					"listChanged": false,
				},
			},
			"serverInfo": map[string]any{
				"name":    "OpenList MCP",
				"version": conf.Version,
			},
			"instructions": "Complete initialization with notifications/initialized, then use tools/list and tools/call. Available tools include openlist.fs.list, openlist.fs.get, and openlist.fs.link.",
		},
	})
}

func (s *Server) initializeSession(userID uint, requestedID string, protocolVersion string) *session {
	s.mu.Lock()