battleman.py: implemented initial code for handling damage

battleman.py

@@ -98,9 +98,28 @@ class Combatant():
         print("{} has initiative.".format(self))
 
 
+    def damage(self, amount):
+        was_bloodied = self.is_bloodied()
+
+        self.hp -= amount
+
+        if self.is_bloodied() and not was_bloodied:
+            print('{} ({}) is bloodied! Remaining hp: {}'.format(self.name, self.index, self.hp))
+        if self.is_down():
+            print('{} ({}) is down!'.format(self.name, self.index))
+
+
+    def is_bloodied(self):
+        return self.hp <= self.max_hp / 2
+
+
+    def is_down(self):
+        return self.hp <= 0
+
+
     def get_health_summary(self):
         bloodied = ''
-        if self.hp <= self.max_hp / 2:
+        if self.is_bloodied():
             bloodied = ', bloodied'
         if len(self.conditions):
             bloodied = bloodied + ', '
@@ -128,15 +147,23 @@ def input_int(prompt, default=-1):
 # data about the battle - includes combatant list, etc
 class Battle():
     def __init__(self):
+        self.combatant_hash = {}
         self.groups = []
         self.current = None
         self.round = -1
 
 
+    def is_started(self):
+        return self.current != None
+
+
     def add_group(self, group):
         self.groups.append(group)
+        for c in group.members:
+            self.combatant_hash[c.index] = c
 
 
+    # fixme: still returns None after battle begins
     def get_current_group(self):
         if self.current:
             return self.groups[self.current]
@@ -145,7 +172,7 @@ class Battle():
 
 
     def begin(self):
-        if self.current != None:
+        if self.is_started():
             print("Error: battle is already running")
             return
 
@@ -178,7 +205,9 @@ class Battle():
         g = self.get_current_group()
 
 
-
+    def deal_damage(self, index, amount):
+        c = self.combatant_hash[index]
+        c.damage(amount)
 
 
 battle = Battle()
@@ -215,7 +244,7 @@ def do_prompt():
     elif comm == 'b':
         battle.begin()
     elif comm == 'd':
-        print('Sorry, this is still a stub function.')
+        do_damage()
     elif comm == 'h':
         print('Sorry, this is still a stub function.')
     elif comm == 's':
@@ -232,6 +261,17 @@ def do_prompt():
         sys.exit(0)
 
 
+def do_damage():
+    if not battle.is_started():
+        print('Error: you can only run this command after starting the battle')
+        return
+
+    battle.list_combatants()
+    index = input_int('choose combatant', battle.get_current_group().members[0])
+    amount = input_int('damage')
+    battle.deal_damage(index, amount)
+
+
 def do_help():
     print("""Possible commands:
 ? - print this help menu (yay, you already figured that one out)