Made further changes based on feedback

model/preference.go

@@ -10,8 +10,6 @@ import (
 
 const (
 	PREFERENCE_CATEGORY_DIRECT_CHANNEL_SHOW = "direct_channel_show"
-	PREFERENCE_CATEGORY_TEST                = "test" // do not use, just for testing uniqueness while there's only one real category
-	PREFERENCE_NAME_TEST                    = "test" // do not use, just for testing while there's no constant name
 )
 
 type Preference struct {
@@ -46,12 +44,11 @@ func (o *Preference) IsValid() *AppError {
 		return NewAppError("Preference.IsValid", "Invalid user id", "user_id="+o.UserId)
 	}
 
-	if len(o.Category) == 0 || len(o.Category) > 32 || !IsPreferenceCategoryValid(o.Category) {
+	if len(o.Category) == 0 || len(o.Category) > 32 {
 		return NewAppError("Preference.IsValid", "Invalid category", "category="+o.Category)
 	}
 
-	// name can either be a valid constant or an id
-	if len(o.Name) == 0 || len(o.Name) > 32 || !(len(o.Name) == 26 || IsPreferenceNameValid(o.Name)) {
+	if len(o.Name) == 0 || len(o.Name) > 32 {
 		return NewAppError("Preference.IsValid", "Invalid name", "name="+o.Name)
 	}
 
@@ -61,11 +58,3 @@ func (o *Preference) IsValid() *AppError {
 
 	return nil
 }
-
-func IsPreferenceCategoryValid(category string) bool {
-	return category == PREFERENCE_CATEGORY_DIRECT_CHANNEL_SHOW || category == PREFERENCE_CATEGORY_TEST
-}
-
-func IsPreferenceNameValid(name string) bool {
-	return name == PREFERENCE_NAME_TEST
-}