Add folder update support and ClientData field.

- folder config can be updated using PUT /folders/:id route
- ClientData field of FolderConfig can be used by client to store any data (used from example by dashboard to save build settings)

3 files changed, 40 insertions, 7 deletions

diff --git a/lib/apiv1/apiv1.go b/lib/apiv1/apiv1.go
index d10a08e..fffed2d 100644
--- a/lib/apiv1/apiv1.go
+++ b/lib/apiv1/apiv1.go
@@ -40,6 +40,7 @@ func New(r *gin.Engine, sess *session.Sessions, cfg *xdsconfig.Config, mfolders
 
 	s.apiRouter.GET("/folders", s.getFolders)
 	s.apiRouter.GET("/folders/:id", s.getFolder)
+	s.apiRouter.PUT("/folders/:id", s.updateFolder)
 	s.apiRouter.POST("/folders", s.addFolder)
 	s.apiRouter.POST("/folders/sync/:id", s.syncFolder)
 	s.apiRouter.DELETE("/folders/:id", s.delFolder)
diff --git a/lib/apiv1/events.go b/lib/apiv1/events.go
index 9444262..d837571 100644
--- a/lib/apiv1/events.go
+++ b/lib/apiv1/events.go
@@ -2,6 +2,7 @@ package apiv1
 
 import (
 	"net/http"
+	"strings"
 	"time"
 
 	"github.com/iotbzh/xds-server/lib/folder"
@@ -29,8 +30,15 @@ type EventMsg struct {
 }
 
 // EventEvent Event send in WS when an internal event (eg. Syncthing event is received)
-const EventEventAll = "event:all"
-const EventEventType = "event:" // following by event type
+const (
+	// EventTypePrefix Used as event prefix
+	EventTypePrefix = "event:" // following by event type
+
+	// Supported Events type
+	EVTAll               = EventTypePrefix + "all"
+	EVTFolderChange      = EventTypePrefix + "folder-change"       // type EventMsg with Data type apiv1.???
+	EVTFolderStateChange = EventTypePrefix + "folder-state-change" // type EventMsg with Data type apiv1.???
+)
 
 // eventsList Registering for events that will be send over a WS
 func (s *APIService) eventsList(c *gin.Context) {
@@ -52,7 +60,7 @@ func (s *APIService) eventsRegister(c *gin.Context) {
 		return
 	}
 
-	evType := "FolderStateChanged"
+	evType := strings.TrimPrefix(EVTFolderStateChange, EventTypePrefix)
 	if args.Name != evType {
 		common.APIError(c, "Unsupported event name")
 		return
@@ -79,11 +87,11 @@ func (s *APIService) eventsRegister(c *gin.Context) {
 			Data: ev.Data,
 		}
 
-		if err := (*so).Emit(EventEventAll, msg); err != nil {
+		if err := (*so).Emit(EVTAll, msg); err != nil {
 			s.log.Errorf("WS Emit Event : %v", err)
 		}
 
-		if err := (*so).Emit(EventEventType+ev.Type, msg); err != nil {
+		if err := (*so).Emit(EventTypePrefix+ev.Type, msg); err != nil {
 			s.log.Errorf("WS Emit Event : %v", err)
 		}
 	}
@@ -113,9 +121,9 @@ func (s *APIService) eventsRegister(c *gin.Context) {
 		}
 
 		s.log.Debugf("WS Emit %s - Status=%10s, IsInSync=%6v, ID=%s",
-			EventEventType+evType, cfg.Status, cfg.IsInSync, cfg.ID)
+			EventTypePrefix+evType, cfg.Status, cfg.IsInSync, cfg.ID)
 
-		if err := (*so).Emit(EventEventType+evType, msg); err != nil {
+		if err := (*so).Emit(EventTypePrefix+evType, msg); err != nil {
 			s.log.Errorf("WS Emit Folder StateChanged event : %v", err)
 		}
 	}
diff --git a/lib/apiv1/folders.go b/lib/apiv1/folders.go
index 398e21c..073445c 100644
--- a/lib/apiv1/folders.go
+++ b/lib/apiv1/folders.go
@@ -105,3 +105,27 @@ func (s *APIService) delFolder(c *gin.Context) {
 	}
 	c.JSON(http.StatusOK, delEntry)
 }
+
+// updateFolder update some field of a folder
+func (s *APIService) updateFolder(c *gin.Context) {
+	id, err := s.mfolders.ResolveID(c.Param("id"))
+	if err != nil {
+		common.APIError(c, err.Error())
+		return
+	}
+
+	s.log.Debugln("Update folder id ", id)
+
+	var cfgArg folder.FolderConfig
+	if c.BindJSON(&cfgArg) != nil {
+		common.APIError(c, "Invalid arguments")
+		return
+	}
+
+	upFld, err := s.mfolders.Update(id, cfgArg)
+	if err != nil {
+		common.APIError(c, err.Error())
+		return
+	}
+	c.JSON(http.StatusOK, upFld)
+}