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#include "7w.h"
int data_canafford(int p, int *cost);
int* data_gethand(int p);
int data_numcards(int p);
int data_getera();
int data_getnext(int p); //next recipient of the hand
int data_getwonderstages(int p);
void data_discard(int p, int card);
void data_build(int p, int card);
void data_buildwonder(int p, int card);
void data_addgold(int amnt, int p);
int wonder_numstages(int player);
int weight_buildcard(int era, int card, int player);
int weight_buildwonder(int player);
int* cards_getproduction(int era, int card);
int* cards_getcost(int era, int card);
int* ai_bestcard(int *hand, int player) //return card
{
int i, temp;
int max = 0;
int card = 0;
for(i = 0; hand[i] != -1 && i < 7; i++) {
temp = weight_buildcard(data_getera(), hand[i], player);
if(! data_canafford(player, cards_getcost(data_getera(), hand[i])))
temp = 0;
if(temp > max) {
max = temp;
card = hand[i];
}
}
static int ret[2];
ret[0] = max;
ret[1] = card;
return ret;
}
void ai_turn(int player)
{
int *bestcard;
int *hand = data_gethand(player);
int wonder = 0;
if(data_getwonderstages(player) < wonder_numstages(player))
wonder = weight_buildwonder(player);
bestcard = ai_bestcard(hand, player);
if(bestcard[0] > wonder && bestcard[0] > 0) {
data_build(player, bestcard[1]);
return;
}
bestcard = ai_bestcard(hand, data_getnext(player));
if(wonder > 0) {
data_buildwonder(player, bestcard[1]);
return;
}
data_discard(player, bestcard[1]);
data_addgold(3, player);
}
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