#pragma once
#include "faction.h"
#include "opengl.h"
#include "pilot.h"

#define MIN_HYPERSPACE_DIST 1500
#define MAX_HYPERSPACE_VEL  25

// Planet types. I didn't take them from Star Trek, I promise.
typedef enum PlanetClass_ {
  PLANET_CLASS_NULL = 0,
  PLANET_CLASS_A, // Geothermal.
  PLANET_CLASS_B, // Geomorteus.
  PLANET_CLASS_C, // Geoinactive.
  PLANET_CLASS_D, // Asteroid/Moon.
  PLANET_CLASS_E, // Geoplastic.
  PLANET_CLASS_F, // Geometallic.
  PLANET_CLASS_G, // GroCrystaline.
  PLANET_CLASS_H, // Desert.
  PLANET_CLASS_I, // Gas Supergiant.
  PLANET_CLASS_J, // Gas Giant.
  PLANET_CLASS_K, // Adaptable.
  PLANET_CLASS_L, // Marginal.
  PLANET_CLASS_M, // Terrestrial.
  PLANET_CLASS_N, // Reducing.
  PLANET_CLASS_O, // Pelagic.
  PLANET_CLASS_P, // Glaciated.
  PLANET_CLASS_Q, // Variable.
  PLANET_CLASS_R, // Rogue.
  PLANET_CLASS_S, // Ultragiant.
  PLANET_CLASS_T, // Ultragiant.
  PLANET_CLASS_X, // Demon.
  PLANET_CLASS_Y, // Demon.
  PLANET_CLASS_Z  // Demon.
} PlanetClass;

// Planet services.
#define PLANET_SERVICE_BASIC      (1<<0) // Refueling, spaceport bar, new.
#define PLANET_SERVICE_COMMODITY  (1<<1)
#define PLANET_SERVICE_OUTFITS    (1<<2)
#define PLANET_SERVICE_SHIPYARD   (1<<3)
#define planet_hasService(p,s)    ((p)->services & s)

typedef struct Planet_ {
  char* name; // Planet name
  Vec2 pos; // Position in star system.

  PlanetClass class; // Planet type.
  Faction* faction; // Planet faction.

  char* description;  // Planet description.
  char* bar_description; // Spaceport bar description.
  int services;     // Offered services.
  glTexture* gfx_space; // Graphics in space.
  glTexture* gfx_exterior; // Graphics in the exterior.
} Planet;

// Star systems.
typedef struct SystemFleet_ {
  Fleet* fleet; // Fleet to appear.
  int chance; // Chance of fleet appearing in the system.
} SystemFleet;

typedef struct StarSystem_ {
  char* name; // Star system identifier.
  Vec2 pos; // Position.
  int stars, asteroids; // Un numero!
  double interference; // Un uh.. Percentage.

  Planet* planets; // Planets.
  int nplanets; // Total number of planets.

  SystemFleet* fleets; // Fleets that can appear in the current system.
  int nfleets;  // Total number of fleets.

  int* jumps; // Adjacent star system index number.
  int njumps; // Number of adjacent jumps.
} StarSystem;

extern StarSystem* cur_system; // Current star system.

// Load/Exit.
void space_init(const char* sysname);
int space_load(void);
void space_exit(void);

// Render.
void space_render(double dt);
void planets_render(void);

// Misc.
int space_canHyperspace(Pilot* p);
int space_hyperspace(Pilot* p);
extern char* stardate;