#pragma once
#include <cstdint>
#include <string>
#include <vector>

// Minimal IL2CPP types — avoids needing il2cpp headers at compile time
struct Il2CppString { void* klass; void* monitor; int32_t length; wchar_t chars[1]; };
struct MethodInfo;

namespace devour {

// Resolves IL2CPP method pointers without hard offsets.
// Strategy 1: via il2cpp exports (class/method lookup)
// Strategy 2: xref string sigscan as fallback

struct ResolvedMethod {
    std::string name;
    void* address = nullptr;
    bool valid() const { return address != nullptr; }
};

class Il2CppResolver {
public:
    static bool init(); // wait for GameAssembly.dll
    static void* getProc(const char* name);
    static std::vector<void*> scanPattern(const char* pattern, const char* mask, uintptr_t start, size_t size);

    static ResolvedMethod resolve(const char* klassName, const char* methodName, int argc = -1);
    static ResolvedMethod resolveByStringXref(const char* str, int occurrence = 0);

    static ResolvedMethod isRobeUnlocked();
    static ResolvedMethod isCharacterUnlocked();
    static ResolvedMethod hasOutfit();
    static ResolvedMethod hasPerk();
    static ResolvedMethod hasPet(); // may fallback to UpdateLockedPets
    static ResolvedMethod updateLockedPets();
    static ResolvedMethod updateLockedPerks();
    static ResolvedMethod updateLockedFlashlights();
    static ResolvedMethod updateLockedEmotes();
    static ResolvedMethod updateLockedOutfits();
    static ResolvedMethod updateLockedRobes();
    static ResolvedMethod waitForPurchasedPet();
    static ResolvedMethod userHasItem();      // SteamInventoryManager.UserHasItem(steamItemDefID)
    static ResolvedMethod getCurrentTokens(); // Horror.Menu.GetCurrentTokens()
    static ResolvedMethod playerHasItem();    // SteamInventoryValidator.PlayerHasItem(connId, steamItemDefID)
    static ResolvedMethod hasRetrievedUserItems(); // SteamInventoryManager.HasRetrievedUserInventoryItems()
    static void dumpDiagnostics();
    static uintptr_t gameAssemblyBase();
    static size_t gameAssemblySize();
};

} // namespace devour