def get_available_actions(position, player):
"""Only make valid actions available. Actions are stored in a dictionary"""
# store actions in a dictionary
actions = OrderedDict()
print("Choose an action: ")
# print inventory option if there are any items
if player.inventory:
action_adder(actions, "i", player.print_inventory, "Print Inventory")
# print the ship's map
if isinstance(position, ship.ViewMapTile):
action_adder(actions, "m", position.print_map, "Ship's Map")
# add supplies option if there are any supplies left
if isinstance(position, ship.SuppliesTile) and position.inventory:
action_adder(actions, "s", player.add_supplies, "Add Supplies")
# attack and protect options if the enemy is alive
elif isinstance(position, ship.EnemyTile) and position.enemy.is_alive():
action_adder(actions, "a", player.attack, "Attack")
action_adder(actions, "p", player.protect, "Protection")
# option to move to another tile once all other actions are completed
else:
if ship.tile_at(position.x, position.y - 1):
action_adder(actions, "f", player.move_forward, "Go forward")
if ship.tile_at(position.x, position.y + 1):
action_adder(actions, "a", player.move_aftward, "Go aftward")
if ship.tile_at(position.x - 1, position.y):
action_adder(actions, "p", player.move_port, "Go portside")
if ship.tile_at(position.x + 1, position.y):
action_adder(actions, "s", player.move_starboard,
"Go starboard side")
# healing option if the player has less than 100 HP
if player.hp < 100:
action_adder(actions, "h", player.heal, "Heal")
return actions
def move_player(actions, player, position):
"""Define player movement dependent on position"""
if ship.tile_at(position.x, position.y - 1):
return action_adder(actions, "f", player.move_forward, "Go forward")
if ship.tile_at(position.x, position.y + 1):
return action_adder(actions, "a", player.move_aftward, "Go aftward")
if ship.tile_at(position.x - 1, position.y):
return action_adder(actions, "p", player.move_port, "Go portside")
if ship.tile_at(position.x + 1, position.y):
return action_adder(actions, "s", player.move_starboard,
"Go starboard side")
def add_supplies(self):
"""Add supplies to the player's inventory when supplies are found"""
# define the position in the ship
position = ship.tile_at(self.x, self.y)
# add the inventory from the supply tile to the player's inventory
current_inventory = self.inventory
position.add_inventory(current_inventory)
def attack(self):
"""Attack the enemy by removing health points"""
# always use the best weapon in the inventory
best_weapon = self.most_powerful_weapon()
# define the enemy's poition in the ship
position = ship.tile_at(self.x, self.y)
enemy = position.enemy
# declare which weapon is used and change the value of the enemy's hp
print("You use {} against {}!".format(best_weapon.name, enemy.name))
enemy.hp -= best_weapon.damage
# print out if the enemy is alive and how many hps remain
if not enemy.is_alive():
print("You killed a {}".format(enemy.name))
else:
print("{} HP is {}.".format(enemy.name, enemy.hp))
def protect(self):
"""Check and use items for protection"""
# add protection items from Inventory
protection = [
item for item in self.inventory
if isinstance(item, items.Protection)
]
# print a message if there are no protection items
if not protection:
print("You do not have any items to protect you!")
return
position = ship.tile_at(self.x, self.y)
enemy = position.enemy
# bread = items.CrustyBread()
if enemy.name == "Flock of Blue Space Ducks":
print("Bread protection value against ducks is -100 Damage")
# print out a list of available protection items
print("Choose an item to use to protect yourself: ")
for i, item in enumerate(protection, 1):
print("{}. {}".format(i, item))
# choose a protection item from the list and use it
valid = False
while not valid:
choice = input("")
try:
to_use = protection[int(choice) - 1]
# remove used item from the inventory
self.inventory.remove(to_use)
if enemy.name == "Flock of Blue Space Ducks":
if to_use.name == "Crusty Bread":
to_use.protect_value = 100
else:
if to_use.name == "Crusty Bread":
to_use.protect_value = 0
# decrease damage by using a protection item
# limit enemy damage to not drop below 0
enemy.damage = enemy.damage - to_use.protect_value
if enemy.damage > 0:
return enemy.damage
else:
enemy.damage = 0
return enemy.damage
print("Potential Damage: {}".format(enemy.damage))
valid = True
except (ValueError, IndexError):
print("Invalid choice, try again.")
def play():
""" Input for character movement and accessing inventory"""
print("Escape from the Ship!")
ship.parse_ship_dsl()
player = Player()
# Possible player directions and actions continue as long as the player is
# alive and they have not reached the escape pod
while player.is_alive() and not player.victory:
# define the player's start position
position = ship.tile_at(player.x, player.y)
# print(player.x, player.y)
# print the intro at the start position
print(position.intro_text())
# modify health points of player when attacked
position.modify_player(player)
if player.is_alive() and not player.victory:
choose_action(position, player)