#include "inventory.hpp"


namespace components {
  void Inventory::add(InventoryItem item) {
    std::string id = item.data["id"];

    if(items.contains(id)) {
      auto &slot = items[id];
      slot.count += item.count;
    } else {
      items[id] = item;
    }
  }

  InventoryItem& Inventory::get(std::string id) {
    dbc::check(items.contains(id), fmt::format("item id {} is not in inventory", id));
    return items[id];
  }

  bool Inventory::decrease(std::string id, int count) {
    dbc::check(items.contains(id), fmt::format("item id {} is not in inventory", id));
    auto &slot = items[id];
    slot.count -= count;
    return slot.count > 0;
  }

  void Inventory::remove_all(std::string id) {
    dbc::check(items.contains(id), fmt::format("item id {} is not in inventory", id));
    items.erase(id);
  }
}