#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>

#include "main.h"
#include "modules.h"
#include "tux.h"
#include "shot.h"
#include "list.h"
#include "gun.h"
#include "space.h"

#ifndef PUBLIC_SERVER
#include "interface.h"
#include "image.h"
#endif

#ifdef PUBLIC_SERVER
#include "publicServer.h"
#endif

typedef struct pipe_struct
{
	int x; // poloha steny	
	int y;

	int w; // rozmery steny
	int h;

	int id;
	int id_out;
	int position;

	int layer; // vrstva

#ifndef PUBLIC_SERVER	
	image_t *img; //obrazok
#endif
} pipe_t;

static void (*fce_move_shot)(shot_t *shot, int position, int src_x, int src_y,
		int dist_x, int dist_y, int dist_w, int dist_h);

static export_fce_t *export_fce;

static list_t *listPipe;
static space_t *spacePipe;

#ifndef PUBLIC_SERVER	
static pipe_t* newPipe(int x, int y, int w, int h, int layer, int id, int id_out, int position, image_t *img)
#endif

#ifdef PUBLIC_SERVER	
static pipe_t* newPipe(int x, int y, int w, int h, int layer, int id, int id_out, int position)
#endif

{
	pipe_t *new;
	
#ifndef PUBLIC_SERVER	
	assert( img != NULL );
#endif

	new  = malloc( sizeof(pipe_t) );
	assert( new != NULL );

	new->x = x;
	new->y = y;
	new->w = w;
	new->h = h;
	new->layer = layer;
	new->id = id;
	new->id_out = id_out;
	new->position = position;
#ifndef PUBLIC_SERVER	
	new->img = img;
#endif
	return new;
}

static void setStatusPipe(void *p, int x, int y, int w, int h)
{
	pipe_t *pipe;

	pipe = p;

	pipe->x = x;
	pipe->y = y;
	pipe->w = w;
	pipe->h = h;
}

static void getStatusPipe(void *p, int *id, int *x, int *y, int *w, int *h)
{
	pipe_t *pipe;

	pipe = p;

	*id = pipe->id;
	*x = pipe->x;
	*y = pipe->y;
	*w = pipe->w;
	*h = pipe->h;
}

#ifndef PUBLIC_SERVER	

static void drawPipe(pipe_t *p)
{
	assert( p != NULL );

	export_fce->fce_addLayer(p->img, p->x, p->y, 0, 0, p->img->w, p->img->h, p->layer);
}

#endif

static void destroyPipe(pipe_t *p)
{
	assert( p != NULL );
	free(p);
}


static void cmd_teleport(char *line)
{
	char str_x[STR_NUM_SIZE];
	char str_y[STR_NUM_SIZE];
	char str_w[STR_NUM_SIZE];
	char str_h[STR_NUM_SIZE];
	char str_id[STR_NUM_SIZE];
	char str_id_out[STR_NUM_SIZE];
	char str_position[STR_NUM_SIZE];
	char str_layer[STR_NUM_SIZE];
	char str_image[STR_SIZE];
	pipe_t *new;

	if( export_fce->fce_getValue(line, "x", str_x, STR_NUM_SIZE) != 0 )return;
	if( export_fce->fce_getValue(line, "y", str_y, STR_NUM_SIZE) != 0 )return;
	if( export_fce->fce_getValue(line, "w", str_w, STR_NUM_SIZE) != 0 )return;
	if( export_fce->fce_getValue(line, "h", str_h, STR_NUM_SIZE) != 0 )return;
	if( export_fce->fce_getValue(line, "id", str_id, STR_NUM_SIZE) != 0 )return;
	if( export_fce->fce_getValue(line, "id_out", str_id_out, STR_NUM_SIZE) != 0 )return;
	if( export_fce->fce_getValue(line, "position", str_position, STR_NUM_SIZE) != 0 )return;
	if( export_fce->fce_getValue(line, "layer", str_layer, STR_NUM_SIZE) != 0 )return;
	if( export_fce->fce_getValue(line, "image", str_image, STR_SIZE) != 0 )return;

#ifndef PUBLIC_SERVER
	new = newPipe(atoi(str_x), atoi(str_y),
			atoi(str_w), atoi(str_h),
			atoi(str_layer), atoi(str_id), atoi(str_id_out), atoi(str_position),
			export_fce->fce_getImage(IMAGE_GROUP_USER, str_image) );
#endif

#ifdef PUBLIC_SERVER
	new = newPipe(atoi(str_x), atoi(str_y),
			atoi(str_w), atoi(str_h),
			atoi(str_layer), atoi(str_id), atoi(str_id_out), atoi(str_position) );
#endif

	if( spacePipe == NULL )
	{
		spacePipe  = newSpace(export_fce->fce_getCurrentArena()->w, export_fce->fce_getCurrentArena()->h,
				320, 240, getStatusPipe, setStatusPipe);
	}

	addObjectToSpace(spacePipe, new);
}

static void moveShotFromPipe(shot_t *shot, pipe_t *pipe)
{
	pipe_t *distPipe;

	distPipe = getObjectFromSpaceWithID(spacePipe, pipe->id_out);

	if( distPipe == NULL )
	{
		fprintf(stderr, _("Pipe ID for pipe \"%d\" was not found\n"), pipe->id);
		return;
	}

	fce_move_shot(shot, distPipe->position, pipe->x, pipe->y,
		distPipe->x, distPipe->y, distPipe->w, distPipe->h);
}

int init(export_fce_t *p)
{
	export_fce = p;

	listPipe = newList();

	if( export_fce->fce_loadDepModule("libmodMove") != 0 )
	{
		return -1;
	}

	if( ( fce_move_shot = export_fce->fce_getShareFce("move_shot") ) == NULL )
	{
		return -1;
	}

	return 0;
}

#ifndef PUBLIC_SERVER

static void action_drawpipe(space_t *space, pipe_t *pipe, void *p)
{
	drawPipe(pipe);
}

int draw(int x, int y, int w, int h)
{
	if( spacePipe == NULL )
	{
		return 0;
	}

	actionSpaceFromLocation(spacePipe, action_drawpipe, NULL, x, y, w, h);
	//printSpace(spacePipe);

	return 0;
}
#endif

static int negPosition(int n)
{
	switch( n )
	{
		case TUX_UP :
		return TUX_DOWN;

		case TUX_LEFT :
		return TUX_RIGHT;

		case TUX_RIGHT :
		return TUX_LEFT;

		case TUX_DOWN :
		return TUX_UP;

		default :
			assert( ! _("Tux is moving in another dimension maybe!") );
		break;
	}

	return -1; // no warnning
}

static void action_eventpipe(space_t *space, pipe_t *pipe, shot_t *shot)
{
	arena_t *arena;
	tux_t *author;

	arena = export_fce->fce_getCurrentArena();

	author = getObjectFromSpaceWithID(arena->spaceTux, shot->author_id);
			
	if( author != NULL &&
		author->bonus == BONUS_GHOST &&
		author->bonus_time > 0 )
	{
		return;
	}

	if( negPosition( shot->position ) == pipe->position &&
	    export_fce->fce_getNetTypeGame() != NET_GAME_TYPE_CLIENT )
	{
		moveShotFromPipe(shot, pipe);
	}
	else
	{
		if( shot->gun == GUN_BOMBBALL && 
		    export_fce->fce_getNetTypeGame() != NET_GAME_TYPE_CLIENT  )
		{
			export_fce->fce_boundBombBall(shot);
		}
		else
		{
			//delObjectFromSpaceWithObject(arena->spaceShot, shot, export_fce->fce_destroyShot);
			shot->del = TRUE;
		}
	}
}

static void action_eventshot(space_t *space, shot_t *shot, space_t *spacePipe)
{
	actionSpaceFromLocation(spacePipe, action_eventpipe, shot, shot->x, shot->y, shot->w, shot->h);

	if( shot->del == TRUE )
	{
		delObjectFromSpaceWithObject(space, shot, export_fce->fce_destroyShot);
	}
}

int event()
{
	if( spacePipe == NULL )
	{
		return 0;
	}

	actionSpace(export_fce->fce_getCurrentArena()->spaceShot, action_eventshot, spacePipe);

	return 0;
}

int isConflict(int x, int y, int w, int h)
{
	if( spacePipe == NULL )
	{
		return 0;
	}

	return isConflictWithObjectFromSpace(spacePipe, x, y, w, h);
}

void cmdArena(char *line)
{
	if( strncmp(line, "pipe", 4) == 0 )cmd_teleport(line);
}

void recvMsg(char *msg)
{

}

int destroy()
{
	destroySpaceWithObject(spacePipe, destroyPipe);
	destroyList(listPipe);

	return 0;
}