/*
Copyright (C) 2018-2019 Parallel Realities

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

*/

#include "debris.h"

static void tick(void);
static void action(void);
static void touch(Entity *other);
static void changeEnvironment(void);

void initDebris(Decoration *d)
{
	initEntity((Entity*)d);

	d->type = ET_DECORATION;

	d->effectType = rand() % 2;

	d->spriteFrame = 0;

	d->flags |= EF_BOUNCES | EF_IGNORE_BULLETS | EF_KILL_OFFSCREEN | EF_NO_TELEPORT | EF_CRUSHABLE;

	d->tick = tick;
	d->action = action;
	d->touch = touch;
	d->changeEnvironment = changeEnvironment;
}

static void tick(void)
{
	self->health--;
}

static void action(void)
{
	Decoration *d;

	d = (Decoration*)self;

	if (d->effectType == 0)
	{
		addFlameParticles(d->x + (rand() % d->w), d->y + (rand() % d->h), d->isOnGround);
	}
	else
	{
		addSmokeParticles(d->x + (rand() % d->w), d->y + (rand() % d->h), d->isOnGround);
	}

	self->thinkTime = 1;
}

static void touch(Entity *other)
{
	Decoration *d;

	d = (Decoration*)self;

	if (other == NULL)
	{
		d->dx *= 0.9;
	}
}

static void changeEnvironment(void)
{
	switch (self->environment)
	{
		case ENV_LAVA:
		case ENV_SLIME:
		case ENV_WATER:
			self->alive = ALIVE_DEAD;
			break;

		default:
			break;
	}
}