#include "Contents/Items/ItemReformMgr.h"

#include "Client/Application/ErrorDialog.h"
#include "Contents/ItemDBToIDMgr.h"
#include "Utility/Text/FormatString.h"

extern "C" {
#include <lauxlib.h>
#include <lua.h>
#include <lualib.h>
}

#include <new>

// GLOBAL: gl_24923
CItemReformMgr* g_itemReformMgr = nullptr;

// STRING: st_01024
static const char kItemReformSystemPath[] = "LuaFiles514\\Lua Files\\ItemReform\\ItemReformSystem.lub";

// OFFSET: 0x005F92A0
// FUNCTION: fn_04074
ItemReformInfo::ItemReformInfo() {
}

// OFFSET: 0x005F91D0
// FUNCTION: fn_04073
CItemReformMgr::CItemReformMgr() : m_maxMaterials(6) {
}

CItemReformMgr::~CItemReformMgr() {
}

// OFFSET: 0x005F9350
// FUNCTION: fn_04075
void CItemReformMgr::NullSub() {
}

// OFFSET: 0x005F9DF0
// FUNCTION: fn_04081
std::vector<int> CItemReformMgr::GetReformBaseItems(int itemId) {
  std::vector<int> result;
  const auto item = this->m_reformItemList.find(itemId);
  if (item == this->m_reformItemList.end()) {
    return result;
  }

  for (std::vector<std::pair<std::uint32_t, std::uint32_t>>::const_iterator it = item->second.begin(); it != item->second.end();
       ++it) {
    const std::uint64_t key = (static_cast<std::uint64_t>(it->second) << 32) | it->first;
    const auto reform = this->m_reformInfo.find(key);
    if (reform != this->m_reformInfo.end()) {
      result.push_back(reform->second.baseItem);
    }
  }

  return result;
}

// OFFSET: 0x005F9F60
// FUNCTION: fn_04082
ItemReformInfo* CItemReformMgr::FindReform(int itemId, int baseItem) {
  const auto item = this->m_reformItemList.find(itemId);
  if (item == this->m_reformItemList.end()) {
    return nullptr;
  }

  for (std::vector<std::pair<std::uint32_t, std::uint32_t>>::const_iterator it = item->second.begin(); it != item->second.end();
       ++it) {
    const std::uint64_t key = (static_cast<std::uint64_t>(it->second) << 32) | it->first;
    const auto reform = this->m_reformInfo.find(key);
    if (reform != this->m_reformInfo.end() && reform->second.baseItem == baseItem) {
      return &reform->second;
    }
  }

  return nullptr;
}

// OFFSET: 0x005F9FF0
// FUNCTION: fn_04083
bool CItemReformMgr::Load() {
  if (!this->m_lua.LoadFile(kItemReformSystemPath)) {
    return false;
  }

  this->LoadReformInfo();
  this->LoadReformItemList();
  return true;
}

// OFFSET: 0x005FA140
// FUNCTION: fn_04084
bool CItemReformMgr::HasItem(int itemId) {
  return this->m_reformItemList.find(itemId) != this->m_reformItemList.end();
}

static void ReformError(std::uint64_t id, const char* format) {
  ShowErrorDialog(FormatOwnedString(format, id), 0);
}

static void ReformError(std::uint64_t id, unsigned int limit, const char* format) {
  ShowErrorDialog(FormatOwnedString(format, id, limit), 0);
}

static int EnsureItemDbId(const char* name) {
  if (!g_itemDbToIdMgr) {
    g_itemDbToIdMgr = new (std::nothrow) CItemDBToIDMgr;
  }
  if (!g_itemDbToIdMgr) {
    return 0;
  }
  return g_itemDbToIdMgr->GetItemID(name);
}

// OFFSET: 0x005FA180

// OFFSET: 0x005FB1E0