/**
* @brief Makes sure it's sane to change ships in the equipment view.
* @param shipname Ship being changed to.
*/
int can_swapEquipment( char* shipname )
{
int failure = 0;
char *loc = player_getLoc(shipname);
Pilot *newship;
newship = player_getShip(shipname);
if (strcmp(shipname,player.p->name)==0) /* Already onboard. */
land_errDialogueBuild( "You're already onboard the %s.", shipname );
failure = 1;
if (strcmp(loc,land_planet->name)) { /* Ship isn't here. */
dialogue_alert( "You must transport the ship to %s to be able to get in.",
land_planet->name );
failure = 1;
}
if (pilot_cargoUsed(player.p) > (pilot_cargoFree(newship) + pilot_cargoUsed(newship))) { /* Current ship has too much cargo. */
land_errDialogueBuild( "You have %d tons more cargo than the new ship can hold.",
pilot_cargoUsed(player.p) - pilot_cargoFree(newship), shipname );
failure = 1;
}
if (pilot_hasDeployed(player.p)) { /* Escorts are in space. */
land_errDialogueBuild( "You can't strand your fighters in space.");
failure = 1;
}
return !failure;
}
/**
* @brief Updates the commodity window.
* @param wid Window to update.
* @param str Unused.
*/
static void commodity_update( unsigned int wid, char* str )
{
(void)str;
char buf[PATH_MAX];
char *comname;
Commodity *com;
comname = toolkit_getList( wid, "lstGoods" );
if ((comname==NULL) || (strcmp( comname, "None" )==0)) {
snprintf( buf, PATH_MAX,
"NA Tons\n"
"NA Credits/Ton\n"
"\n"
"NA Tons\n" );
window_modifyText( wid, "txtDInfo", buf );
window_modifyText( wid, "txtDesc", "No outfits available." );
}
com = commodity_get( comname );
/* modify text */
snprintf( buf, PATH_MAX,
"%d Tons\n"
"%"CREDITS_PRI" Credits/Ton\n"
"\n"
"%d Tons\n",
pilot_cargoOwned( player.p, comname ),
planet_commodityPrice( land_planet, com ),
pilot_cargoFree(player.p));
window_modifyText( wid, "txtDInfo", buf );
window_modifyText( wid, "txtDesc", com->description );
}
/**
* @brief Moves cargo from one pilot to another.
*
* At the end has dest have exactly the same cargo as src and leaves src with none.
*
* @param dest Destination pilot.
* @param src Source pilot.
* @return 0 on success.
*/
int pilot_cargoMove( Pilot* dest, Pilot* src )
{
/* Nothing to copy, success! */
if (src->ncommodities == 0)
return 0;
/* Check if it fits. */
if (pilot_cargoUsed(src) > pilot_cargoFree(dest)) {
WARN("Unable to copy cargo over from pilot '%s' to '%s'", src->name, dest->name );
return -1;
}
/* Allocate new space. */
dest->ncommodities += src->ncommodities;
dest->commodities = realloc( dest->commodities,
sizeof(PilotCommodity)*dest->ncommodities);
/* Copy over. */
memmove( &dest->commodities[0], &src->commodities[0],
sizeof(PilotCommodity) * src->ncommodities);
/* Clean src. */
if (src->commodities != NULL)
free(src->commodities);
src->ncommodities = 0;
src->commodities = NULL;
return 0;
}
/**
* @brief Attempt to steal the boarded ship's cargo.
*
* @param wdw Window triggering the function.
* @param str Unused.
*/
static void board_stealCargo( unsigned int wdw, char* str )
{
(void)str;
int q;
Pilot* p;
p = pilot_get(player->target);
if (p->ncommodities==0) { /* no cargo */
player_message("The ship has no cargo.");
return;
}
else if (pilot_cargoFree(player) <= 0) {
player_message("You have no room for cargo.");
return;
}
if (board_fail(wdw)) return;
/** steal as much as possible until full - @todo let player choose */
q = 1;
while ((p->ncommodities > 0) && (q!=0)) {
q = pilot_addCargo( player, p->commodities[0].commodity,
p->commodities[0].quantity );
pilot_rmCargo( p, p->commodities[0].commodity, q );
}
board_update( wdw );
player_message("You manage to steal the ship's cargo.");
}
/**
* @brief Tries to add quantity of cargo to pilot.
*
* @param pilot Pilot to add cargo to.
* @param cargo Cargo to add.
* @param quantity Quantity to add.
* @param id Mission ID to add (0 is none).
* @return Quantity actually added.
*/
int pilot_cargoAdd( Pilot* pilot, Commodity* cargo,
int quantity, unsigned int id )
{
int free;
/* Check to see how much to add. */
free = pilot_cargoFree(pilot);
if (free < quantity)
quantity = free;
return pilot_cargoAddRaw( pilot, cargo, quantity, id );
}
/**
* @brief Updates the ship stuff.
*/
static void ship_update( unsigned int wid )
{
char buf[1024], *hyp_delay;
int cargo, len;
cargo = pilot_cargoUsed( player.p ) + pilot_cargoFree( player.p );
hyp_delay = ntime_pretty( pilot_hyperspaceDelay( player.p ), 2 );
len = nsnprintf( buf, sizeof(buf),
_("%s\n"
"%s\n"
"%s\n"
"%d\n"
"\n"
"%d teraflops\n"
"%.0f tonnes\n"
"%s average\n"
"%.0f kN/tonne\n"
"%.0f m/s (max %.0f m/s)\n"
"%.0f deg/s\n"
"\n"
"%.0f%%\n" /* Absorbption */
"%.0f / %.0f MJ (%.1f MW)\n" /* Shield */
"%.0f / %.0f MJ (%.1f MW)\n" /* Armour */
"%.0f / %.0f MJ (%.1f MW)\n" /* Energy */
"%d / %d tonnes\n"
"%.0f / %.0f units (%d jumps)\n"
"\n"),
/* Generic */
player.p->name,
player.p->ship->name,
ship_class(player.p->ship),
(int)floor(player.p->crew),
player.p->cpu_max,
/* Movement. */
player.p->solid->mass,
hyp_delay,
player.p->thrust / player.p->solid->mass,
player.p->speed, solid_maxspeed( player.p->solid, player.p->speed, player.p->thrust ),
player.p->turn*180./M_PI,
/* Health. */
player.p->dmg_absorb * 100.,
player.p->shield, player.p->shield_max, player.p->shield_regen,
player.p->armour, player.p->armour_max, player.p->armour_regen,
player.p->energy, player.p->energy_max, player.p->energy_regen,
pilot_cargoUsed( player.p ), cargo,
player.p->fuel, player.p->fuel_max, pilot_getJumps(player.p));
equipment_shipStats( &buf[len], sizeof(buf)-len, player.p, 1 );
window_modifyText( wid, "txtDDesc", buf );
free( hyp_delay );
}
/**
* @brief Updates the ship stuff.
*/
static void ship_update( unsigned int wid )
{
char buf[1024];
int cargo;
cargo = pilot_cargoUsed( player.p ) + pilot_cargoFree( player.p );
snprintf( buf, sizeof(buf),
"%s\n"
"%s\n"
"%s\n"
"%d\n"
"\n"
"%.0f teraflops\n"
"%.0f tonnes\n"
"%s average\n"
"%.0f kN/tonne\n"
"%.0f m/s (max %.0f m/s)\n"
"%.0f deg/s\n"
"\n"
"%.0f / %.0f MJ (%.1f MW)\n" /* Shield */
"%.0f / %.0f MJ (%.1f MW)\n" /* Armour */
"%.0f / %.0f MJ (%.1f MW)\n" /* Energy */
"%d / %d tonnes\n"
"%.0f / %.0f units (%d jumps)",
/* Generic */
player.p->name,
player.p->ship->name,
ship_class(player.p->ship),
(int)floor(player.p->crew),
player.p->cpu_max,
/* Movement. */
player.p->solid->mass,
ntime_pretty( pilot_hyperspaceDelay( player.p ), 2 ),
player.p->thrust / player.p->solid->mass,
player.p->speed, solid_maxspeed( player.p->solid, player.p->speed, player.p->thrust ),
player.p->turn*180./M_PI,
/* Health. */
player.p->shield, player.p->shield_max, player.p->shield_regen,
player.p->armour, player.p->armour_max, player.p->armour_regen,
player.p->energy, player.p->energy_max, player.p->energy_regen,
pilot_cargoUsed( player.p ), cargo,
player.p->fuel, player.p->fuel_max, pilot_getJumps(player.p));
window_modifyText( wid, "txtDDesc", buf );
}
/**
* @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);
}
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;
}
/**
* @brief Gets the free cargo space the player has.
*
* @luareturn The free cargo space in tons of the player.
* @brief freeCargo()
*/
static int playerL_freeSpace( lua_State *L )
{
lua_pushnumber(L, pilot_cargoFree(player) );
return 1;
}