Achievement System for Unity

Achievement Interface

interface Achievement { 
  int id;                            // Public id of this perticular achievement.  used to load text.
  string label;                      // This will be loaded and populated from the json file.
  bool displayed;                    // Has been displayed to the user.
  bool unlocked;                     // Has been unlocked by the user.
  List<AchievementCondition> conditions[]; // A list of conditions that are required to unlock the Achievement.
  void checkAcievementState();
}

AchievementCondition

interface AchievementCondition {
   bool conditionMet();  // Checks if this specific condition has been met yet.
}