/**
* @brief Checks if should add the refuel button and does if needed.
*/
void land_checkAddRefuel (void)
{
char buf[ECON_CRED_STRLEN], cred[ECON_CRED_STRLEN];
unsigned int w;
/* Check to see if fuel conditions are met. */
if (!planet_hasService(land_planet, PLANET_SERVICE_REFUEL)) {
if (!widget_exists( land_windows[0], "txtRefuel" ))
window_addText( land_windows[0], -20, 20 + (LAND_BUTTON_HEIGHT + 20) + 20,
200, gl_defFont.h, 1, "txtRefuel",
&gl_defFont, &cBlack, "No refueling services." );
return;
}
/* Full fuel. */
if (player.p->fuel >= player.p->fuel_max) {
if (widget_exists( land_windows[0], "btnRefuel" ))
window_destroyWidget( land_windows[0], "btnRefuel" );
if (widget_exists( land_windows[0], "txtRefuel" ))
window_destroyWidget( land_windows[0], "txtRefuel" );
return;
}
/* Autorefuel. */
if (conf.autorefuel) {
spaceport_refuel( land_windows[0], "btnRefuel" );
w = land_getWid( LAND_WINDOW_EQUIPMENT );
if (w > 0)
equipment_updateShips( w, NULL ); /* Must update counter. */
if (player.p->fuel >= player.p->fuel_max)
return;
}
/* Just enable button if it exists. */
if (widget_exists( land_windows[0], "btnRefuel" )) {
window_enableButton( land_windows[0], "btnRefuel");
credits2str( cred, player.p->credits, 2 );
snprintf( buf, sizeof(buf), "Credits: %s", cred );
window_modifyText( land_windows[0], "txtRefuel", buf );
}
/* Else create it. */
else {
/* Refuel button. */
credits2str( cred, refuel_price(), 2 );
snprintf( buf, sizeof(buf), "Refuel %s", cred );
window_addButton( land_windows[0], -20, 20 + (LAND_BUTTON_HEIGHT + 20),
LAND_BUTTON_WIDTH,LAND_BUTTON_HEIGHT, "btnRefuel",
buf, spaceport_refuel );
/* Player credits. */
credits2str( cred, player.p->credits, 2 );
snprintf( buf, sizeof(buf), "Credits: %s", cred );
window_addText( land_windows[0], -20, 20 + 2*(LAND_BUTTON_HEIGHT + 20),
LAND_BUTTON_WIDTH, gl_smallFont.h, 1, "txtRefuel",
&gl_smallFont, &cBlack, buf );
}
/* Make sure player can click it. */
if (!player_hasCredits( refuel_price() ))
window_disableButton( land_windows[0], "btnRefuel" );
}
/**
* @brief Makes sure it's sane to buy a ship, trading the old one in simultaneously.
* @param shipname Ship being bought.
*/
int shipyard_canTrade( char* shipname )
{
int failure = 0;
Ship* ship;
ship = ship_get( shipname );
credits_t price;
price = ship_buyPrice( ship );
/* Must have the necessary license, enough credits, and be able to swap ships. */
if (!player_hasLicense(ship->license)) {
land_errDialogueBuild( "You lack the %s.", ship->license );
failure = 1;
}
if (!player_hasCredits( price - player_shipPrice(player.p->name))) {
credits_t creditdifference = price - (player_shipPrice(player.p->name) + player.p->credits);
char buf[ECON_CRED_STRLEN];
credits2str( buf, creditdifference, 2 );
land_errDialogueBuild( "You need %s more credits.", buf);
failure = 1;
}
if (!can_swap( shipname ))
failure = 1;
return !failure;
}
/**
* @brief Refuels the player.
* @param wid Land window.
* @param str Unused.
*/
static void spaceport_refuel( unsigned int wid, char *str )
{
(void)str;
credits_t price;
price = refuel_price();
if (!player_hasCredits( price )) { /* player is out of money after landing */
dialogue_alert("You seem to not have enough credits to refuel your ship." );
return;
}
player_modCredits( -price );
player.p->fuel = player.p->fuel_max;
if (widget_exists( land_windows[0], "btnRefuel" )) {
window_destroyWidget( wid, "btnRefuel" );
window_destroyWidget( wid, "txtRefuel" );
}
}
/**
* @brief Makes sure it's sane to buy a ship.
* @param shipname Ship being bought.
*/
int shipyard_canBuy ( char *shipname )
{
Ship* ship;
ship = ship_get( shipname );
int failure = 0;
/* Must have enough credits and the necessary license. */
if (!player_hasLicense(ship->license)) {
land_errDialogueBuild( "You lack the %s.", ship->license );
failure = 1;
}
if (!player_hasCredits( ship->price )) {
char buf[ECON_CRED_STRLEN];
credits2str( buf, ship->price - player.p->credits, 2 );
land_errDialogueBuild( "You need %s more credits.", buf);
failure = 1;
}
return !failure;
}
/**
* @brief Buys the selected commodity.
* @param wid Window buying from.
* @param str Unused.
*/
static void commodity_buy( unsigned int wid, char* str )
{
(void)str;
char *comname;
Commodity *com;
unsigned int q;
credits_t price;
HookParam hparam[3];
/* Get selected. */
q = commodity_getMod();
comname = toolkit_getList( wid, "lstGoods" );
com = commodity_get( comname );
price = planet_commodityPrice( land_planet, com );
price *= q;
/* Check stuff. */
if (!player_hasCredits( price )) {
dialogue_alert( "Insufficient credits!" );
return;
}
else if (pilot_cargoFree(player.p) <= 0) {
dialogue_alert( "Insufficient free space!" );
return;
}
/* Make the buy. */
q = pilot_cargoAdd( player.p, com, q );
player_modCredits( -price );
land_checkAddRefuel();
commodity_update(wid, NULL);
/* Run hooks. */
hparam[0].type = HOOK_PARAM_STRING;
hparam[0].u.str = comname;
hparam[1].type = HOOK_PARAM_NUMBER;
hparam[1].u.num = q;
hparam[2].type = HOOK_PARAM_SENTINEL;
hooks_runParam( "comm_buy", hparam );
if (land_takeoff)
takeoff(1);
}
/**
* @brief Makes sure it's sane to buy a ship.
* @param shipname Ship being bought.
*/
int shipyard_canBuy ( char *shipname, Planet *planet )
{
Ship* ship;
ship = ship_get( shipname );
int failure = 0;
credits_t price;
price = ship_buyPrice(ship);
/* Must have enough credits and the necessary license. */
if ((!player_hasLicense(ship->license)) &&
((planet == NULL) || (!planet_isBlackMarket(planet)))) {
land_errDialogueBuild( "You lack the %s.", ship->license );
failure = 1;
}
if (!player_hasCredits( price )) {
char buf[ECON_CRED_STRLEN];
credits2str( buf, price - player.p->credits, 2 );
land_errDialogueBuild( "You need %s more credits.", buf);
failure = 1;
}
return !failure;
}
static int commodity_canBuy( char *name )
{
int failure;
unsigned int q, price;
Commodity *com;
char buf[ECON_CRED_STRLEN];
failure = 0;
q = commodity_getMod();
com = commodity_get( name );
price = planet_commodityPrice( land_planet, com ) * q;
if (!player_hasCredits( price )) {
credits2str( buf, price - player.p->credits, 2 );
land_errDialogueBuild("You need %s more credits.", buf );
failure = 1;
}
if (pilot_cargoFree(player.p) <= 0) {
land_errDialogueBuild("No cargo space available!");
failure = 1;
}
return !failure;
}