refactor: data structs for template + method

enclosing rooms.Room into roomTableData, with methods to be used in
tempalte to get other template related derived data structures

routes/room_page.go

@@ -72,10 +72,7 @@ func streamingRoomStates(
 		templFile := "templates/room.gohtml"
 		tableTemplates := "templates/tableTemplates.gohtml"
 		tmpl := template.Must(
-			template.New("").Funcs(template.FuncMap{
-				"bricksForPerson": bricksForPerson,
-				"personsFromRoom": personsFromRoom,
-			}).ParseFS(templateFs, tableTemplates, templFile))
+			template.New("").ParseFS(templateFs, tableTemplates, templFile))
 
 		roomStream := roomsM.Subscribe(r.Context(), roomName)
 		for room := range roomStream {
@@ -84,7 +81,11 @@ func streamingRoomStates(
 
 			var buffer bytes.Buffer
 
-			err := tmpl.ExecuteTemplate(&buffer, "simpleRoomShow", room)
+			roomTemplateData := roomTableData{
+				Room:          &room,
+				currentPerson: session.PersonId,
+			}
+			err := tmpl.ExecuteTemplate(&buffer, "simpleRoomShow", &roomTemplateData)
 			if err != nil {
 				log.Printf("/rooms/subscribe/%s got error on template %s", roomName, err)
 			}
@@ -197,10 +198,7 @@ func roomPageRoute(
 		baseFile := "templates/base.gohtml"
 		tableTemplates := "templates/tableTemplates.gohtml"
 		tmpl := template.Must(
-			template.New("").Funcs(template.FuncMap{
-				"bricksForPerson": bricksForPerson,
-				"personsFromRoom": personsFromRoom,
-			}).ParseFS(templateFs, tableTemplates, templFile, baseFile))
+			template.New("").ParseFS(templateFs, tableTemplates, templFile, baseFile))
 
 		type GestureData struct {
 			Name string
@@ -215,10 +213,13 @@ func roomPageRoute(
 		}
 
 		contentData := struct {
-			Room     rooms.Room
+			Room     *roomTableData
 			Gestures []GestureData
 		}{
-			Room:     room,
+			Room: &roomTableData{
+				Room:          &room,
+				currentPerson: session.PersonId,
+			},
 			Gestures: gesturesData,
 		}
 		data := pageData{