add placeholder classes for Zone, Area, Ability, and AbilityA1

scripts/Area.gd

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+class_name Area
+extends Sprite2D
+
+
+# defines the parameters for spawning enemies within an area

scripts/ability.gd

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+class_name Ability
+extends Sprite2D
+
+
+# basis for the 6 abilities

scripts/abilityA1.gd

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+class_name AbilityA1
+extends Ability
+
+
+# defines the unique characteristics of the A1 abilities

scripts/enemy.gd

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+class_name NPC
+extends Character
+
+
+enum npcDifficulties { MINION, NORMAL, ELITE, BOSS, ELITEBOSS, BBEG }
+enum npcTiers { I, II, III, IV, V, VI, VII, VIII, IX, X }
+
+@export var npcDifficulty: npcDifficulties
+@export var npcTier: npcTiers
+
+func _random_mod_health() -> void:
+    randomize()
+    # noise factor
+    var noise_factor = randf_range(7, 10)
+    self.maxHealth *= noise_factor
+    # difficulty factor
+    match self.npcDifficulty:
+        npcDifficulties.MINION:
+            self.maxHealth /= 2
+        npcDifficulties.ELITE:
+            self.maxHealth *= 2
+        npcDifficulties.BOSS:
+            self.maxHealth *= 4
+        npcDifficulties.ELITEBOSS:
+            self.maxHealth *= 8
+        npcDifficulties.BBEG:
+            self.maxHealth *= 16
+    # npcTier factor
+    self.maxHealth *= exp(self.npcTier)
+    # fun factor (just additional factor to tweak)
+    self.maxHealth *= 10
+
+
+func _init() -> void:
+    self.npcDifficulty = npcDifficulties.NORMAL
+    self.npcTier = npcTiers.I
+ 
+
+func _ready() -> void:
+    # add to enemies
+    add_to_group("enemies")
+
+    # modify max health value based on the various factors
+    _random_mod_health()
+    
+func _process(delta: float) -> void:
+    # if damageTaken > maxHealth:
+    #    self.free()?
+    #    send signal that I died to be counted, etc.
+    pass

scripts/zone.gd

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+class_name Zone
+extends Sprite2D
+
+
+# zone class defines all parameters for creating areas within itself