74 lines
1.7 KiB
C++
74 lines
1.7 KiB
C++
#include "ItemStack.hpp"
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#include "content/Content.hpp"
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#include "ItemDef.hpp"
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ItemStack::ItemStack(itemid_t item, itemcount_t count, dv::value data)
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: item(item), count(count), fields(std::move(data)) {
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}
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void ItemStack::set(const ItemStack& item) {
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set(ItemStack(item));
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}
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void ItemStack::set(ItemStack&& item) {
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this->item = item.item;
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this->count = item.count;
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this->fields = std::move(item.fields);
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if (count == 0) {
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this->item = 0;
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}
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if (this->item == 0) {
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count = 0;
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}
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}
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bool ItemStack::accepts(const ItemStack& other) const {
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if (isEmpty()) {
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return true;
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}
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return item == other.getItemId() && other.fields == nullptr;
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}
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void ItemStack::move(ItemStack& item, const ContentIndices& indices) {
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auto& def = indices.items.require(item.getItemId());
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itemcount_t count = std::min(item.count, def.stackSize - this->count);
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if (isEmpty()) {
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set(ItemStack(item.getItemId(), count, std::move(item.fields)));
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} else {
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setCount(this->count + count);
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}
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item.setCount(item.count - count);
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}
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void ItemStack::setCount(itemcount_t count) {
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this->count = count;
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if (count == 0) {
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clear();
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}
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}
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void ItemStack::setField(std::string_view name, dv::value value) {
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if (fields == nullptr) {
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if (value == nullptr) {
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return;
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}
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fields = dv::object();
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}
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if (value == nullptr) {
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fields.erase(std::string(name));
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if (fields.empty()) {
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fields = nullptr;
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}
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return;
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}
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fields[std::string(name)] = std::move(value);
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}
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dv::value* ItemStack::getField(const std::string& name) const {
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if (fields == nullptr) {
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return nullptr;
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}
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return fields.at(name).ptr;
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}
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