void CraftDefinitionFuel::initHash(IGameDef *gamedef)
{
if (hash_inited)
return;
hash_inited = true;
recipe_name = craftGetItemName(recipe, gamedef);
}
// (mapcar craftGetItemName itemstrings)
static std::vector<std::string> craftGetItemNames(
const std::vector<std::string> &itemstrings, IGameDef *gamedef)
{
std::vector<std::string> result;
for (const auto &itemstring : itemstrings) {
result.push_back(craftGetItemName(itemstring, gamedef));
}
return result;
}
virtual void registerCraft(CraftDefinition *def, IGameDef *gamedef)
{
verbosestream << "registerCraft: registering craft definition: "
<< def->dump() << std::endl;
m_craft_defs[(int) CRAFT_HASH_TYPE_UNHASHED][0].push_back(def);
CraftInput input;
std::string output_name = craftGetItemName(
def->getOutput(input, gamedef).item, gamedef);
m_output_craft_definitions[output_name].push_back(def);
}
// (mapcar craftGetItemName itemstrings)
static std::vector<std::string> craftGetItemNames(
const std::vector<std::string> &itemstrings, IGameDef *gamedef)
{
std::vector<std::string> result;
for (std::vector<std::string>::const_iterator
it = itemstrings.begin();
it != itemstrings.end(); it++) {
result.push_back(craftGetItemName(*it, gamedef));
}
return result;
}
bool CraftDefinitionFuel::check(const CraftInput &input, IGameDef *gamedef) const
{
if(input.method != CRAFT_METHOD_FUEL)
return false;
// Get input item multiset
std::vector<std::string> inp_names = craftGetItemNames(input.items, gamedef);
std::multiset<std::string> inp_names_multiset = craftMakeMultiset(inp_names);
// Get recipe item multiset
std::multiset<std::string> rec_names_multiset;
rec_names_multiset.insert(craftGetItemName(recipe, gamedef));
// Recipe is matched when the multisets coincide
return inp_names_multiset == rec_names_multiset;
}
// 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
it = input.items.begin();
it != input.items.end(); it++) {
if (it->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++) {
if (it->name == craftGetItemName(j->first, gamedef)) {
it->deSerialize(j->second, gamedef->idef());
found_replacement = true;
pairs.erase(j);
break;
}
}
// No replacement was found, simply decrement count to zero
if (!found_replacement)
it->remove(1);
} else if (it->count >= 2) {
// Ignore replacements for items with count >= 2
it->remove(1);
}
}
}