"""
All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
its licensors.

For complete copyright and license terms please see the LICENSE at the root of this
distribution (the "License"). All use of this software is governed by the License,
or, if provided, by the license below or the license accompanying this file. Do not
remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
"""

import azlmbr
from enum import Enum

class Constants():
    DAMAGE_MIN_RADIUS = 1.0
    DAMAGE_MAX_RADIUS = 1.0
    DAMAGE_AMOUNT = 10.0  # Enough to break a `brittle` object


class CollisionHandler:
    def __init__(self, id, target_id):
        self.id = id
        self.target_id = target_id
        self.collision_happened = False
        self.create_collision_handler()

    def on_collision_begin(self, args):
        if args[0].Equal(self.target_id):
            self.collision_happened = True

    def create_collision_handler(self):
        self.handler = azlmbr.physics.CollisionNotificationBusHandler()
        self.handler.connect(self.id)
        self.handler.add_callback("OnCollisionBegin", self.on_collision_begin)


class BlastNotificationHandler:
    def __init__(self, id):
        self.id = id
        self.actors_destroyed = 0
        self.actors_created = 0
        self.create_collision_handler()

    def on_actor_created(self, args):
        self.actors_created += 1

    def on_actor_destroyed(self, args):
        self.actors_destroyed += 1

    def create_collision_handler(self):
        self.handler = azlmbr.destruction.BlastFamilyComponentNotificationBusHandler()
        self.handler.connect(self.id)
        self.handler.add_callback("On Actor Created", self.on_actor_created)
        self.handler.add_callback("On Actor Destroyed", self.on_actor_destroyed)