1 files changed, 132 insertions, 0 deletions
diff --git a/lib/xdsserver/apiv1-events.go b/lib/xdsserver/apiv1-events.go
new file mode 100644
index 0000000..3823f9e
--- /dev/null
+++ b/lib/xdsserver/apiv1-events.go
@@ -0,0 +1,132 @@
+package xdsserver
+
+import (
+	"net/http"
+	"strings"
+	"time"
+
+	"github.com/gin-gonic/gin"
+	common "github.com/iotbzh/xds-common/golib"
+	"github.com/iotbzh/xds-server/lib/xsapiv1"
+)
+
+// eventsList Registering for events that will be send over a WS
+func (s *APIService) eventsList(c *gin.Context) {
+
+}
+
+// eventsRegister Registering for events that will be send over a WS
+func (s *APIService) eventsRegister(c *gin.Context) {
+	var args xsapiv1.EventRegisterArgs
+
+	if c.BindJSON(&args) != nil {
+		common.APIError(c, "Invalid arguments")
+		return
+	}
+
+	sess := s.sessions.Get(c)
+	if sess == nil {
+		common.APIError(c, "Unknown sessions")
+		return
+	}
+
+	evType := strings.TrimPrefix(xsapiv1.EVTFolderStateChange, xsapiv1.EventTypePrefix)
+	if args.Name != evType {
+		common.APIError(c, "Unsupported event name")
+		return
+	}
+
+	/* XXX - to be removed if no plan to support "generic" event
+	var cbFunc st.EventsCB
+	cbFunc = func(ev st.Event, data *st.EventsCBData) {
+
+		evid, _ := strconv.Atoi((*data)["id"].(string))
+		ssid := (*data)["sid"].(string)
+		so := s.sessions.IOSocketGet(ssid)
+		if so == nil {
+			s.log.Infof("Event %s not emitted - sid: %s", ev.Type, ssid)
+
+			// Consider that client disconnected, so unregister this event
+			s.mfolders.SThg.Events.UnRegister(ev.Type, evid)
+			return
+		}
+
+		msg := EventMsg{
+			Time: ev.Time,
+			Type: ev.Type,
+			Data: ev.Data,
+		}
+
+		if err := (*so).Emit(EVTAll, msg); err != nil {
+			s.log.Errorf("WS Emit Event : %v", err)
+		}
+
+		if err := (*so).Emit(EventTypePrefix+ev.Type, msg); err != nil {
+			s.log.Errorf("WS Emit Event : %v", err)
+		}
+	}
+
+	data := make(st.EventsCBData)
+	data["sid"] = sess.ID
+
+	id, err := s.mfolders.SThg.Events.Register(args.Name, cbFunc, args.ProjectID, &data)
+	*/
+
+	var cbFunc FolderEventCB
+	cbFunc = func(cfg *xsapiv1.FolderConfig, data *FolderEventCBData) {
+		ssid := (*data)["sid"].(string)
+		so := s.sessions.IOSocketGet(ssid)
+		if so == nil {
+			//s.log.Infof("Event %s not emitted - sid: %s", ev.Type, ssid)
+
+			// Consider that client disconnected, so unregister this event
+			// SEB FIXMEs.mfolders.RegisterEventChange(ev.Type)
+			return
+		}
+
+		msg := xsapiv1.EventMsg{
+			Time:   time.Now().String(),
+			Type:   evType,
+			Folder: *cfg,
+		}
+
+		s.Log.Debugf("WS Emit %s - Status=%10s, IsInSync=%6v, ID=%s",
+			xsapiv1.EventTypePrefix+evType, cfg.Status, cfg.IsInSync, cfg.ID)
+
+		if err := (*so).Emit(xsapiv1.EventTypePrefix+evType, msg); err != nil {
+			s.Log.Errorf("WS Emit Folder StateChanged event : %v", err)
+		}
+	}
+	data := make(FolderEventCBData)
+	data["sid"] = sess.ID
+
+	prjID, err := s.mfolders.ResolveID(args.ProjectID)
+	if err != nil {
+		common.APIError(c, err.Error())
+		return
+	}
+	if err = s.mfolders.RegisterEventChange(prjID, &cbFunc, &data); err != nil {
+		common.APIError(c, err.Error())
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"status": "OK"})
+}
+
+// eventsRegister Registering for events that will be send over a WS
+func (s *APIService) eventsUnRegister(c *gin.Context) {
+	var args xsapiv1.EventUnRegisterArgs
+
+	if c.BindJSON(&args) != nil || args.Name == "" || args.ID < 0 {
+		common.APIError(c, "Invalid arguments")
+		return
+	}
+	/* TODO
+	if err := s.mfolders.SThg.Events.UnRegister(args.Name, args.ID); err != nil {
+		common.APIError(c, err.Error())
+		return
+	}
+	c.JSON(http.StatusOK, gin.H{"status": "OK"})
+	*/
+	common.APIError(c, "Not implemented yet")
+}