/**
 * @file comm.c
 *
 * @brief For communicating with planets/pilots.
 */

#include "lephisto.h"
#include "log.h"
#include "toolkit.h"
#include "pilot.h"
#include "comm.h"

#define BUTTON_WIDTH  80  /**< Button width. */
#define BUTTON_HEIGHT 30  /*<< Button height. */

static Pilot* comm_pilot = NULL; /**< Pilot currently talking to. */

/**
 * @brief Open the communication dialogue with a pilot.
 *    @param pilot Pilot to communicate with.
 *    @return 0 on success.
 */
int comm_open(unsigned int pilot) {
  int x, y, w;
  glTexture* logo, *gfx_comm;
  char* name, *stand;
  unsigned int wid;

  /* Get the pilot. */
  comm_pilot = pilot_get(pilot);
  if(comm_pilot == NULL)
    return -1;

  /* Get graphics and text. */
  gfx_comm = comm_pilot->ship->gfx_comm;
  logo = faction_logoSmall(comm_pilot->faction);
  name = comm_pilot->name;
  stand = faction_getStandingBroad(faction_getPlayer(comm_pilot->faction));
  w = MAX(gl_printWidth(NULL, name), gl_printWidth(NULL, stand));
  y = gl_defFont.h*2 + 15;
  if(logo != NULL) {
    w += logo->w;
    y = MAX(y, logo->w);
  }
  x = (gfx_comm->w - w) / 2;

  /* Create the window. */
  wid = window_create("Communication Channel", -1, -1,
      20 + gfx_comm->w + 20 + BUTTON_WIDTH + 20, 30 + gfx_comm->h + y + 5 + 20);

  /* Create the ship image. */
  window_addRect(wid, 20, -30, gfx_comm->w, gfx_comm->h + y + 5, "rctShip", &cGrey10, 1);
  window_addImage(wid, 20, -30, "imgShip", gfx_comm, 0);

  /* Faction logo. */
  if(logo != NULL) {
    window_addImage(wid, x, -30 - gfx_comm->h - 5,
        "imgFaction", logo, 0);
    x += logo->w + 10;
    y -= (logo->w - (gl_defFont.h*2 + 15)) / 2;
  }

  /* Name. */
  window_addText(wid, x, -30 - gfx_comm->h - y + gl_defFont.h*2 + 10,
      gfx_comm->w - x, 20, 0, "txtName",
      NULL, &cDConsole, name);

  /* Standing. */
  window_addText(wid, x, -30 - gfx_comm->h - y + gl_defFont.h + 5,
      gfx_comm->w - x, 20, 0, "txtStanding", NULL,
      faction_getColour(comm_pilot->faction), stand);

  /* Buttons. */
  window_addButton(wid, -20, 20, BUTTON_WIDTH, BUTTON_HEIGHT,
      "btnClose", "Close Channel", window_close);
  window_addButton(wid, -20, 20 + BUTTON_HEIGHT + 20,
      BUTTON_WIDTH, BUTTON_HEIGHT, "btnGreet", "Greet", NULL);

  if(faction_getPlayer(comm_pilot->faction) < 0)
    window_addButton(wid, -20, 20 + 2*BUTTON_HEIGHT + 40,
        BUTTON_WIDTH, BUTTON_HEIGHT, "btnBribe", "Bribe", NULL);
  else
    window_addButton(wid, -20, 20 + 2*BUTTON_HEIGHT + 40,
        BUTTON_WIDTH, BUTTON_HEIGHT, "btnRequest", "Request...", NULL);

  return 0;
}