public static bool IsValidHerb(this RepositoryManager repoManager, int sn)
 {
     return(GetSkills(repoManager, SkillTypes.Herb).FirstOrDefault(x => x.ID == sn) != null);
 }
 public static IEnumerable <SkillData> GetSkills(this RepositoryManager repoManager, SkillTypes type)
 {
     return(repoManager.SKILLS.Values.Where(x => x.Type == type));
 }
 public static LiquidData GetLiquid(this RepositoryManager repoManager, string str)
 {
     return(str.IsNumber()
                ? repoManager.GetEntity <LiquidData>(str.ToInt32())
                : repoManager.GetEntity <LiquidData>(str));
 }