feat: introduce feed management for individual and professor modules across frontend and backend services.

services/data-manager/service/grpc/feedService.go

@@ -2,9 +2,10 @@ package grpc
 
 import (
 	"context"
-	"github.com/pocketbase/pocketbase"
 	pb "htwkalender/common/genproto/modules"
 	"htwkalender/data-manager/service/db"
+
+	"github.com/pocketbase/pocketbase"
 )
 
 type FeedServiceHandler struct {
@@ -25,9 +26,17 @@ func (s *FeedServiceHandler) GetFeed(ctx context.Context, in *pb.GetFeedRequest)
 		return nil, err
 	}
 
-	// Implement your logic here to fetch feed data based on the UUID
-	// Example response
+	pbFeed := feedToProto(feed)
+
+	// If feed has a user linked, fetch the user's email
+	if feed.User != "" {
+		user, err := s.app.FindRecordById("users", feed.User)
+		if err == nil && user != nil {
+			pbFeed.UserEmail = user.Email()
+		}
+	}
+
 	return &pb.GetFeedResponse{
-		Feed: feedToProto(feed),
+		Feed: pbFeed,
 	}, nil
 }

services/data-manager/service/grpc/mapper.go

@@ -40,5 +40,7 @@ func feedToProto(feed *model.Feed) *pb.Feed {
 		Retrieved: feed.Retrieved.String(),
 		Modules:   feed.Modules,
 		Deleted:   feed.Deleted,
+		Type:      feed.Type,
+		User:      feed.User,
 	}
 }