#This file is distributed under the terms of the GNU General Public license.
#Copyright (C) 1999 Aloril (See the file COPYING for details).
#return Operation("create",Entity(name='wood',type=['lumber'],location=self.location.parent.location.copy()),to=self)

from atlas import *

from world.objects.Thing import Thing
from misc import set_kw
from Vector3D import Vector3D

class Bow(Thing):
    """This is base class for bows, this one just ordinary bow"""
    def __init__(self, cppthing, **kw):
        self.base_init(cppthing, kw)
        set_kw(self,kw,"mass",1.5)
        set_kw(self,kw,"ammo","arrow")
    def shoot_operation(self, op):
        ammo = op[0].id
        to_ = op[1].id
        target = self.world.get_object(to_)
        vel = target.location.coordinates - self.location.parent.location.coordinates
        time = vel.mag() / 5
        vel = vel.unit_vector() * 5
        loc1 = Location(self.location.parent.location.parent,self.location.parent.location.coordinates)
        loc1.velocity = vel
        loc2 = Location(target.location.parent,Point3D(0,0,0))
        loc2.velocity = Vector3D(0,0,0)
        m1 = Operation("move",Entity(ammo,location=loc1),to=ammo)
        m2 = Operation("move",Entity(ammo,location=loc2),to=ammo)
        m2.time.sadd=time
        t = Operation("set",Entity(to_,status=-1),to=to_)
        t.time.sadd=time
        return Message(m1,m2,t)