34 lines
1.2 KiB
C
34 lines
1.2 KiB
C
#include "soh/Enhancements/randomizer/adult_trade_shuffle.h"
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#include "functions.h"
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#include "variables.h"
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#include "macros.h"
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void Randomizer_ConsumeAdultTradeItem(PlayState* play, u8 itemId) {
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gSaveContext.adultTradeItems &= ~ADULT_TRADE_FLAG(itemId);
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Inventory_ReplaceItem(play, itemId, Randomizer_GetNextAdultTradeItem());
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}
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u8 Randomizer_GetNextAdultTradeItem() {
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const u8 numTradeItems = ITEM_CLAIM_CHECK - ITEM_POCKET_EGG + 1;
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u8 currentTradeItemIndex = INV_CONTENT(ITEM_TRADE_ADULT) - ITEM_POCKET_EGG;
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for (int i = 0; i < numTradeItems; i++) {
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u8 tradeIndex = (currentTradeItemIndex + i + 1) % numTradeItems;
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if (gSaveContext.adultTradeItems & (1 << tradeIndex)) {
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return ITEM_POCKET_EGG + tradeIndex;
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}
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}
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return ITEM_NONE;
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}
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u8 Randomizer_GetPrevAdultTradeItem() {
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const u8 numTradeItems = ITEM_CLAIM_CHECK - ITEM_POCKET_EGG + 1;
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u8 currentTradeItemIndex = INV_CONTENT(ITEM_TRADE_ADULT) - ITEM_POCKET_EGG;
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for (int i = 0; i < numTradeItems; i++) {
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u8 tradeIndex = (currentTradeItemIndex - i - 1 + numTradeItems) % numTradeItems;
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if (gSaveContext.adultTradeItems & (1 << tradeIndex)) {
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return ITEM_POCKET_EGG + tradeIndex;
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}
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}
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return ITEM_NONE;
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}
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