#include "log.h"
#include "toolkit.h"
#include "player.h"
#include "rng.h"
#include "music.h"
#include "economy.h"
#include "land.h"

// Global/main window.
#define LAND_WIDTH    700
#define LAND_HEIGHT   600
#define BUTTON_WIDTH  200
#define BUTTON_HEIGHT 40

// Commodity window.
#define COMMODITY_WIDTH   400
#define COMMODITY_HEIGHT  400

// Outfits.
#define OUTFITS_WIDTH			700
#define OUTFITS_HEIGHT		500

// Shipyard.
#define SHIPYARD_WIDTH		700
#define SHIPYARD_HEIGHT		500

// News window.
#define NEWS_WIDTH    400
#define NEWS_HEIGHT   400

// Bar window.
#define BAR_WIDTH     600
#define BAR_HEIGHT    400

#define MUSIC_TAKEOFF		"liftoff"
#define MUSIC_LAND			"agriculture"

int landed = 0;

static int land_wid = 0; // Primary land window.
static int secondary_wid = 0; // For the second opened land window (We can only have 2 max).
static Planet* planet = NULL;

// Extern.
extern unsigned int player_credits;

// Commodity excahnge.
static void commodity_exchange(void);
static void commodity_exchange_close(char* str);
// Outfits.
static void outfits(void);
static void outfits_close(char* str);
static void outfits_update(char* str);
static void outfits_buy(char* str);
static void outfits_sell(char* str);
// Shipyard.
static void shipyard(void);
static void shipyard_close(char* str);
static void shipyard_update(char* str);
static void shipyard_info(char* str);
static void shipyard_buy(char* str);
// Spaceport bar.
static void spaceport_bar(void);
static void spaceport_bar_close(char* str);
// News.
static void news(void);
static void news_close(char* str);

// The local market.
static void commodity_exchange(void) {
	char** goods;
	int ngoods;

	goods = malloc(sizeof(char*)*3);
	goods[0] = strdup("Heya!");
	goods[1] = strdup("Just");
	goods[2] = strdup("testing.");
	ngoods = 3;

  secondary_wid = window_create("Commodity Exchange", -1, -1, COMMODITY_WIDTH, COMMODITY_HEIGHT);

  window_addButton(secondary_wid, -20, 20,
        BUTTON_WIDTH, BUTTON_HEIGHT, "btnCommodityClose",
        "Close", commodity_exchange_close);
	
	window_addList(secondary_wid, 20, -40, COMMODITY_WIDTH-30, COMMODITY_HEIGHT-80-BUTTON_HEIGHT,
				"lstGoods", goods, ngoods, 0, NULL);
}

static void commodity_exchange_close(char* str) {
  if(strcmp(str, "btnCommodityClose")==0)
    window_destroy(secondary_wid);
}

static void outfits(void) {
	char** outfits;
	int noutfits;

	secondary_wid = window_create("Outfits", -1, -1,
				OUTFITS_WIDTH, OUTFITS_HEIGHT);
	
	window_addButton(secondary_wid, -20, 20,
				BUTTON_WIDTH, BUTTON_HEIGHT, "btnCloseOutfits",
				"Close", outfits_close);

	window_addButton(secondary_wid, -40-BUTTON_WIDTH, 20,
				BUTTON_WIDTH, BUTTON_HEIGHT, "btnBuyOutfits",
				"Buy", outfits_buy);

	window_addButton(secondary_wid, -40-BUTTON_WIDTH, 40+BUTTON_HEIGHT,
				BUTTON_WIDTH, BUTTON_HEIGHT, "btnSellOutfit",
				"Sell", outfits_sell);

	window_addText(secondary_wid, 40+200+20, -60,
				80, 96, 0, "txtSDesc", &gl_smallFont, &cDConsole,
				"Name:\n"
				"Type:\n"
				"Owned:\n"
				"Space taken:\n"
				"\n"
				"Price:\n"
				"Money:\n");
	
	window_addText(secondary_wid, 40+200+40+60, -60,
				250, 96, 0, "txtDDesc", &gl_smallFont, &cBlack, NULL);

	window_addText(secondary_wid, 20+200+40, -200,
				OUTFITS_WIDTH-360, 200, 0, "txtDescription",
				&gl_smallFont, NULL, NULL);
	
	// Set up the outfits to buy/sell.
	outfits = outfit_getAll(&noutfits);
	window_addList(secondary_wid, 20, 40,
				200, OUTFITS_HEIGHT-80, "lstOutfits",
				outfits, noutfits, 0, outfits_update);

	// Write the outfits stuff.
	outfits_update(NULL);
}

static void outfits_close(char* str) {
	if(strcmp(str, "btnCloseOutfits")==0)
		window_destroy(secondary_wid);
}

static void outfits_update(char* str) {
	(void)str;
	char* outfitname;
	Outfit* outfit;
	char buf[80], buf2[16], buf3[16];

	outfitname = toolkit_getList(secondary_wid, "lstOutfits");
	outfit = outfit_get(outfitname);

	window_modifyText(secondary_wid, "txtDescription", outfit->description);
	credits2str(buf2, outfit->price,  2);
	credits2str(buf3, player_credits, 2);
	snprintf(buf, 80,
				"%s\n"
				"%s\n"
				"%d\n"
				"\n"
				"%d\n"
				"%d\n"
				"\n"
				"%s Scred\n"
				"%s SCred\n",
				outfit->name,
				outfit_getType(outfit),
				player_outfitOwned(outfitname),
				outfit->mass,
				player_freeSpace(),
				buf2,
				buf3);

	window_modifyText(secondary_wid, "txtDDesc", buf);
}

static void outfits_buy(char* str) {
	(void)str;
	char* outfitname;
	Outfit* outfit;
	int q;

	outfitname = toolkit_getList(secondary_wid, "lstOutfits");
	outfit = outfit_get(outfitname);

	q = 1; // Q should be dependant on MOD keys. TODO

	if((player_freeSpace() - outfit->mass) < 0) {
		toolkit_alert("No enough free space (you need %d more slots).",
					outfit->mass - player_freeSpace());
		return;
	}

	pilot_addOutfit(player, outfit, q);
	outfits_update(NULL);
}

static void outfits_sell(char* str) {
	(void)str;
	char* outfitname;
	Outfit* outfit;
	int q;

	outfitname = toolkit_getList(secondary_wid, "lstOutfits");
	outfit = outfit_get(outfitname);
	q = 1;

	pilot_rmOutfit(player, outfit, q);
	outfits_update(NULL);
}

static void shipyard(void) {
	char** ships;
	int nships;

	secondary_wid = window_create("Shipyard",
				-1, -1, SHIPYARD_WIDTH, SHIPYARD_HEIGHT);
	
	window_addButton(secondary_wid, -20, 20,
				BUTTON_WIDTH, BUTTON_HEIGHT, "btnCloseShipyard",
				"Close", shipyard_close);
	
	window_addButton(secondary_wid, -40-BUTTON_WIDTH, 20,
				BUTTON_WIDTH, BUTTON_HEIGHT, "btnBuyShip",
				"Buy", shipyard_buy);

	window_addButton(secondary_wid, -40-BUTTON_WIDTH, 40+BUTTON_HEIGHT,
				BUTTON_WIDTH, BUTTON_HEIGHT, "btnInfoShip",
				"Info", shipyard_info);
	
	window_addRect(secondary_wid, -40, -50,
				128, 96, "rctTarget", &cBlack, 0);
	
	window_addImage(secondary_wid, -40-128, -50-96,
				"imgTarget", NULL);

	window_addText(secondary_wid, 40+200+40, -55,
				80, 96, 0, "txtSDesc", &gl_smallFont, &cDConsole,
				"Name:\n"
				"Class:\n"
				"Fabricator:\n"
				"\n"
				"Price:\n"
				"Money:\n");
	
	window_addText(secondary_wid, 40+200+40+80, -55,
				130, 96, 0, "txtDDesc", &gl_smallFont, &cBlack, NULL);

	
	window_addText(secondary_wid, 20+200+40, -160,
				SHIPYARD_WIDTH-360, 200, 0, "txtDescription",
				&gl_smallFont, NULL, NULL);

	// Setup the ships to buy/sell.
	ships = ship_getAll(&nships);
	window_addList(secondary_wid, 20, 40,
				200, SHIPYARD_HEIGHT-80, "lstShipyard",
				ships, nships, 0, shipyard_update);

	// Write the shipyard stuff.
	shipyard_update(NULL);
}

static void shipyard_close(char* str) {
	if(strcmp(str, "btnCloseShipyard")==0)
		window_destroy(secondary_wid);
}

static void shipyard_update(char* str) {
	(void)str;
	char* shipname;
	Ship* ship;
	char buf[80], buf2[16], buf3[16];

	shipname = toolkit_getList(secondary_wid, "lstShipyard");
	ship = ship_get(shipname);

	window_modifyText(secondary_wid, "txtDescription", ship->description);
	window_modifyImage(secondary_wid, "imgTarget", ship->gfx_target);

	credits2str(buf2, ship->price, 		2);
	credits2str(buf3, player_credits, 2);
	snprintf(buf, 80,
				"%s\n"
				"%s\n"
				"%s\n"
				"\n"
				"%s SCred\n"
				"%s SCred\n",
				ship->name,
				ship_class(ship),
				ship->fabricator,
				buf2,
				buf3);

	window_modifyText(secondary_wid, "txtDDesc", buf);

}

static void shipyard_info(char* str) {
	(void)str;
	char* shipname;

	shipname = toolkit_getList(secondary_wid, "lstShipyard");
	ship_view(shipname);
}

static void shipyard_buy(char* str) {
	(void)str;
	char* shipname;
	Ship* ship;

	shipname = toolkit_getList(secondary_wid, "lstShipyard");
	ship = ship_get(shipname);
	
	player_newShip(ship);
}

// Spaceport bar.
static void spaceport_bar(void) {
  secondary_wid = window_create("SpacePort Bar", -1, -1, BAR_WIDTH, BAR_HEIGHT);

  window_addText(secondary_wid, 20, 20 + BUTTON_HEIGHT + 20,
        BAR_WIDTH-140, BAR_HEIGHT - 40 - BUTTON_HEIGHT - 60,
        0, "txtDescription", &gl_smallFont, &cBlack, planet->bar_description);

  window_addButton(secondary_wid, -20, 20, BUTTON_WIDTH, BUTTON_HEIGHT,
        "btnCloseBar", "Close", spaceport_bar_close);
 
}
static void spaceport_bar_close(char* str) {
  if(strcmp(str, "btnCloseBar")==0)
    window_destroy(secondary_wid);
}

// Planet news reports.
static void news(void) {
  secondary_wid = window_create("New Reports", -1, -1, NEWS_WIDTH, NEWS_HEIGHT);

  window_addText(secondary_wid, 20, 20 + BUTTON_HEIGHT + 20,
        NEWS_WIDTH-40, NEWS_HEIGHT - 20 - BUTTON_HEIGHT - 20 - 20 -20,
        0, "txtNews", &gl_smallFont, &cBlack,
        "News reporters report that they are on strike right now! D:");

  window_addButton(secondary_wid, -20, 20, BUTTON_WIDTH, BUTTON_HEIGHT,
        "btnCloseNews", "Close", news_close);
}

static void news_close(char* str) {
  if(strcmp(str, "btnCloseNews")==0)
    window_destroy(secondary_wid);
}

// Land the player.
void land(Planet* p) {
  if(landed) return;

	// Change music.
	music_load(MUSIC_LAND);
	music_play();

  planet = p;
  land_wid = window_create(p->name, -1, -1, LAND_WIDTH, LAND_HEIGHT);

  // Pretty display.
  window_addImage(land_wid, 20, -40, "imgPlanet", p->gfx_exterior);
  window_addText(land_wid, 440, 80, 200, 460, 0,
        "txtPlanetDesc", &gl_smallFont, &cBlack, p->description);
  // Buttons.
  window_addButton(land_wid, -20, 20, BUTTON_WIDTH, BUTTON_HEIGHT,
        "btnTakeoff", "Takeoff", (void(*)(char*))takeoff);
  
  if(planet_hasService(planet, PLANET_SERVICE_COMMODITY))
    window_addButton(land_wid, -20, 20 + BUTTON_HEIGHT + 20,
          BUTTON_WIDTH, BUTTON_HEIGHT, "btnCommodity",
          "Commodity Exchange", (void(*)(char*))commodity_exchange);
  
  if(planet_hasService(planet, PLANET_SERVICE_SHIPYARD))
    window_addButton(land_wid, -20 - BUTTON_WIDTH - 20, 20,
          BUTTON_WIDTH, BUTTON_HEIGHT, "btnShipyard",
          "Shipyard", (void(*)(char*))shipyard);
  
  if(planet_hasService(planet, PLANET_SERVICE_OUTFITS))
    window_addButton(land_wid, -20 - BUTTON_WIDTH - 20, 20 + BUTTON_HEIGHT + 20,
          BUTTON_WIDTH, BUTTON_HEIGHT, "btnOutfits",
          "Outfits", (void(*)(char*))outfits);
  
  if(planet_hasService(planet, PLANET_SERVICE_BASIC))
    window_addButton(land_wid, 20, 20,
          BUTTON_WIDTH, BUTTON_HEIGHT, "btnNews",
          "News", (void(*)(char*))news);
    window_addButton(land_wid, 20, 20 + BUTTON_HEIGHT + 20,
          BUTTON_WIDTH, BUTTON_HEIGHT, "btnBar",
          "SpaceBar", (void(*)(char*))spaceport_bar);


  landed = 1;
}

// Takeoff from the planet.
void takeoff(void) {
  if(!landed) return;

	music_load(MUSIC_TAKEOFF);
	music_play();

  int sw, sh;
  sw = planet->gfx_space->w;
  sh = planet->gfx_space->h;

  // Set player to another position with random facing direction and no velocity.
  player_warp(planet->pos.x + RNG(-sw/2, sw/2), planet->pos.y + RNG(-sh/2, sh/2));
  vect_pset(&player->solid->vel, 0., 0.);
  player->solid->dir = RNG(0, 359) * M_PI/180.;

  // Heal the player.
  player->armour = player->armour_max;
  player->shield = player->shield_max;

  space_init(NULL);

  planet = NULL;
  window_destroy(land_wid);
  landed = 0;
}