// Removes 1 from each item stack with replacement support
// Example: if replacements contains the pair ("bucket:bucket_water", "bucket:bucket_empty"),
// a water bucket will not be removed but replaced by an empty bucket.
static void craftDecrementOrReplaceInput(CraftInput &input,
const CraftReplacements &replacements,
IGameDef *gamedef)
{
if(replacements.pairs.empty())
{
craftDecrementInput(input, gamedef);
return;
}
// Make a copy of the replacements pair list
std::vector<std::pair<std::string, std::string> > pairs = replacements.pairs;
for(std::vector<ItemStack>::iterator
i = input.items.begin();
i != input.items.end(); i++)
{
if(i->count == 1)
{
// Find an appropriate replacement
bool found_replacement = false;
for(std::vector<std::pair<std::string, std::string> >::iterator
j = pairs.begin();
j != pairs.end(); j++)
{
ItemStack from_item;
from_item.deSerialize(j->first, gamedef->idef());
if(i->name == from_item.name)
{
i->deSerialize(j->second, gamedef->idef());
found_replacement = true;
pairs.erase(j);
break;
}
}
// No replacement was found, simply decrement count to zero
if(!found_replacement)
i->remove(1);
}
else if(i->count >= 2)
{
// Ignore replacements for items with count >= 2
i->remove(1);
}
}
}
// Removes 1 from each item stack with replacement support
// Example: if replacements contains the pair ("bucket:bucket_water", "bucket:bucket_empty"),
// a water bucket will not be removed but replaced by an empty bucket.
static void craftDecrementOrReplaceInput(CraftInput &input,
std::vector<ItemStack> &output_replacements,
const CraftReplacements &replacements,
IGameDef *gamedef)
{
if (replacements.pairs.empty()) {
craftDecrementInput(input, gamedef);
return;
}
// Make a copy of the replacements pair list
std::vector<std::pair<std::string, std::string> > pairs = replacements.pairs;
for (auto &item : input.items) {
// Find an appropriate replacement
bool found_replacement = false;
for (auto j = pairs.begin(); j != pairs.end(); ++j) {
if (inputItemMatchesRecipe(item.name, j->first, gamedef->idef())) {
if (item.count == 1) {
item.deSerialize(j->second, gamedef->idef());
found_replacement = true;
pairs.erase(j);
break;
}
ItemStack rep;
rep.deSerialize(j->second, gamedef->idef());
item.remove(1);
found_replacement = true;
output_replacements.push_back(rep);
break;
}
}
// No replacement was found, simply decrement count by one
if (!found_replacement && item.count > 0)
item.remove(1);
}
}
void CraftDefinitionToolRepair::decrementInput(CraftInput &input, IGameDef *gamedef) const
{
craftDecrementInput(input, gamedef);
}
void CraftDefinitionToolRepair::decrementInput(CraftInput &input, std::vector<ItemStack> &output_replacements,
IGameDef *gamedef) const
{
craftDecrementInput(input, gamedef);
}
