# v2 of bomb program that randomly nukes a city and takes any neighbors with it

from drawingpanel import *
from point import *
from random import *

f = file("cities.txt")
f.readline()   # skip initial number of cities
cities = []

panel = DrawingPanel(200, 200)

# read city x/y data from file
for line in f:
    x, y = line.split()
    city = Point(int(x), int(y))
    cities.append(city)
    city.draw(panel)

# pick random city to nuke
radius = 80
nuked = choice(cities)
panel.canvas.create_oval(nuked.x - radius, nuked.y - radius, 
                         nuked.x + radius, nuked.y + radius, outline="red")
nuked.draw(panel, "red")

# also destroy any neighboring cities within the blast radius
for city in cities:
    if nuked.distance(city) <= radius:
        panel.sleep(500)
        city.draw(panel, "red")