dusklight/src/dusk/randomizer/game/randomizer_context.cpp

#include "randomizer_context.hpp"

#include "dusk/app_info.hpp"
#include "dusk/logging.h"
#include "dusk/main.h"
#include "dusk/randomizer/game/tools.h"
#include "dusk/randomizer/game/stages.h"
#include "dusk/randomizer/game/verify_item_functions.h"
#include "dusk/randomizer/generator/utility/endian.hpp"
#include "dusk/randomizer/generator/utility/yaml.hpp"
#include "dusk/randomizer/generator/randomizer.hpp"

#include "SDL3/SDL_filesystem.h"
#include <zlib-ng.h>

#include <fstream>

#include "d/actor/d_a_alink.h"
#include "d/d_com_inf_game.h"
#include "d/d_meter2_info.h"
#include "d/d_meter2.h"
#include "d/d_meter2_draw.h"
#include "d/d_msg_flow.h"

std::optional<std::string> RandomizerContext::WriteToFile() {

    std::ofstream seedData(this->GetSeedDataPath());
    if (!seedData.is_open()) {
        return "Could not open seed data file";
    }

    YAML::Node out{};

    for (const auto& [settingName, option] : this->mSettings) {
        out["mSettings"][settingName] = option;
    }

    // NOTE: When dumping u8s, they must be converted to u16s (or higher), otherwise they get dumped
    // as single characters and not numbers

    out["mStartEventFlags"] = this->mStartEventFlags;
    for (const auto& [region, flags] : this->mStartRegionFlags) {
        const std::list<u16> u16Flags(flags.begin(), flags.end());
        out["mStartRegionFlags"][static_cast<u16>(region)] = u16Flags;
    }

    const std::list<u16> u16Inventory(this->mStartingInventory.begin(), this->mStartingInventory.end());
    out["mStartingInventory"] = u16Inventory;

    const std::unordered_map<u16, u16> u16ChestOverrides(this->mTreasureChestOverrides.begin(), this->mTreasureChestOverrides.end());
    out["mTreasureChestOverrides"] = u16ChestOverrides;

    const std::unordered_map<u16, u16> u16PoeOverrides(this->mPoeOverrides.begin(), this->mPoeOverrides.end());
    out["mPoeOverrides"] = u16PoeOverrides;

    const std::unordered_map<u16, u16> u16FreestandingItemOverrides(this->mFreestandingItemOverrides.begin(), this->mFreestandingItemOverrides.end());
    out["mFreestandingItemOverrides"] = u16FreestandingItemOverrides;

    const std::unordered_map<u16, u16> u16BugRewardOverrides(this->mBugRewardOverrides.begin(), this->mBugRewardOverrides.end());
    out["mBugRewardOverrides"] = u16BugRewardOverrides;

    const std::unordered_map<u16, u16> u16SkyCharacterOverrides(this->mSkyCharacterOverrides.begin(), this->mSkyCharacterOverrides.end());
    out["mSkyCharacterOverrides"] = u16SkyCharacterOverrides;

    const std::unordered_map<u16, u16> u16GoldenWolfOverrides(this->mGoldenWolfOverrides.begin(), this->mGoldenWolfOverrides.end());
    out["mGoldenWolfOverrides"] = u16GoldenWolfOverrides;

    const std::unordered_map<u16, u16> u16ShopOverrides(this->mShopOverrides.begin(), this->mShopOverrides.end());
    out["mShopOverrides"] = u16ShopOverrides;

    out["mItemLocations"] = this->mItemLocations;

    out["mStartHour"] = static_cast<u16>(this->mStartHour);
    out["mMapBits"] = static_cast<u16>(this->mMapBits);

    for (const auto& [stageRoomLayer, actorPatches] : this->mActorPatches) {
        for (const auto& [actorCRC, actorPatch] : actorPatches) {
            out["mActorPatches"][stageRoomLayer][actorCRC] = ContainerToHexString(actorPatch);
        }
    }

    for (const auto& [actorType, stages] : this->mActorAdditions) {
        for (const auto& [stageRoomLayer, newActors] : stages) {
            for (const auto& actor : newActors) {
                out["mActorAdditions"][actorType][stageRoomLayer].push_back(ContainerToHexString(actor));
            }
        }
    }

    out["mFlowPatches"] = this->mFlowPatches;

    seedData << YAML::Dump(out);
    seedData.close();

    return std::nullopt;
}

std::optional<std::string> RandomizerContext::LoadFromHash(const std::string& hash) {
    this->mHash = hash;

    auto in = LoadYAML(this->GetSeedDataPath());

    // Necessary settings
    for (const auto& settingNode : in["mSettings"] ) {
        const auto& settingName = settingNode.first.as<std::string>();
        const auto& option = settingNode.second.as<std::string>();
        this->mSettings[settingName] = option;
    }

    // Event flags
    for (const auto& flag : in["mStartEventFlags"]) {
        this->mStartEventFlags.push_back(flag.as<u16>());
    }
    // Region Flags
    for (const auto& regionNode : in["mStartRegionFlags"]) {
        const auto& regionId = regionNode.first.as<u8>();
        for (const auto& flag : regionNode.second) {
            this->mStartRegionFlags[regionId].push_back(flag.as<u8>());
        }
    }

    // Starting inventory
    for (const auto& itemId : in["mStartingInventory"]) {
        this->mStartingInventory.push_back(itemId.as<u8>());
    }

    // Chest overrides
    for (const auto& chestNode : in["mTreasureChestOverrides"]) {
        u16 key = chestNode.first.as<u16>();
        u8 itemId = chestNode.second.as<u8>();
        this->mTreasureChestOverrides[key] = itemId;
    }

    // Poe Overrides
    for (const auto& poeNode : in["mPoeOverrides"]) {
        u16 key = poeNode.first.as<u16>();
        u8 itemId = poeNode.second.as<u8>();
        this->mPoeOverrides[key] = itemId;
    }

    // Freestanding overrides
    for (const auto& itemNode : in["mFreestandingItemOverrides"]) {
        u16 key = itemNode.first.as<u16>();
        u8 itemId = itemNode.second.as<u8>();
        this->mFreestandingItemOverrides[key] = itemId;
    }

    // Bug Rewards
    for (const auto& bugNode : in["mBugRewardOverrides"]) {
        u8 bugItemId = bugNode.first.as<u8>();
        u8 itemId = bugNode.second.as<u8>();
        this->mBugRewardOverrides[bugItemId] = itemId;
    }

    // Sky Characters
    for (const auto& skyCharacterNode : in["mSkyCharacterOverrides"]) {
        u16 key = skyCharacterNode.first.as<u16>();
        u8 itemId = skyCharacterNode.second.as<u8>();
        this->mSkyCharacterOverrides[key] = itemId;
    }

    // Golden Wolves
    for (const auto& goldenWolfNode : in["mGoldenWolfOverrides"]) {
        u16 key = goldenWolfNode.first.as<u16>();
        u8 itemId = goldenWolfNode.second.as<u8>();
        this->mGoldenWolfOverrides[key] = itemId;
    }

    // Shop Items
    for (const auto& shopNode : in["mShopOverrides"]) {
        u16 key = shopNode.first.as<u16>();
        u8 itemId = shopNode.second.as<u8>();
        this->mShopOverrides[key] = itemId;
    }

    // Items we call by location name
    for (const auto& locationNode : in["mItemLocations"]) {
        const auto& locationName = locationNode.first.as<std::string>();
        int itemId = locationNode.second.as<int>();
        this->mItemLocations[locationName] = itemId;
    }

    // Starting hour
    this->mStartHour = in["mStartHour"].as<u8>();
    // Starting map bits
    this->mMapBits = in["mMapBits"].as<u8>();

    // Actor Patches
    for (const auto& stageRoomLayerNode: in["mActorPatches"]) {
        u32 stageRoomLayer = stageRoomLayerNode.first.as<u32>();
        for (const auto& actorPatchNode : stageRoomLayerNode.second) {
            u32 actorCRC = actorPatchNode.first.as<u32>();
            auto actorBytes = HexToBytes(actorPatchNode.second.as<std::string>());
            auto& patchedActor = this->mActorPatches[stageRoomLayer][actorCRC];
            std::copy_n(actorBytes.begin(), actorBytes.size(), patchedActor.begin());
        }
    }

    // Actor Additions
    for (const auto& typeNode: in["mActorAdditions"]) {
        u32 type = typeNode.first.as<u32>();
        for (const auto& stageNode : typeNode.second) {
            u32 stageRoomLayer = stageNode.first.as<u32>();
            for (const auto& actorNode : stageNode.second) {
                auto actorBytes = HexToBytes(actorNode.as<std::string>());
                auto& patchedActor = this->mActorAdditions[type][stageRoomLayer].emplace_back();
                std::copy_n(actorBytes.begin(), actorBytes.size(), patchedActor.begin());
            }
        }
    }

    // Flow Patches
    for (const auto& flowNode: in["mFlowPatches"]) {
        auto key = flowNode.first.as<u32>();
        auto value = flowNode.second.as<u64>();
        this->mFlowPatches[key] = value;
    }

    DuskLog.debug("Loaded Randomizer Seed {}", this->mHash);

    return std::nullopt;
}

std::string RandomizerContext::GetSeedDataPath() const {
    return std::string(SDL_GetPrefPath(dusk::OrgName, dusk::AppName)) + "randomizer/seeds/" + this->mHash + "/seed.dat";
}

RandomizerState g_randomizerState;

int RandomizerState::_create() {
    mInitialized = true;
    mEventItemStatus = QUEUE_EMPTY;
    mHasPendingToDChange = false;
    // g_customMenuRing._initialize();
    for (int i = 0; i < EVENT_ITEM_QUEUE_SIZE; i++) {
        mEventItemQueue[i] = 0;
    }
    return 1;
}

int RandomizerState::_delete() {
    mInitialized = false;
    return 1;
}

int RandomizerState::execute() {
    if (!mInitialized) {
        return 0;
    }

    // Always check for and handle time of day changes
    if (getTimeChange() != NO_CHANGE) {
        handleTimeSpeed();
    }

    bool currentReloadingState;
    // Any custom functionality that relies on Link's actor being on a stage
    if (daAlink_getAlinkActorClass()) {
        currentReloadingState = daAlink_getAlinkActorClass()->checkRestartRoom();
        // Handle giving item to the player at any time.
        initGiveItemToPlayer();
    }
    else {
        currentReloadingState = true;
    }

    bool prevReloadingState = getRoomReloadingState();
    if (!currentReloadingState) {
        if (prevReloadingState) {
            offLoad();
        }
    }
    setRoomReloadingState(currentReloadingState);

    // COpypasta old rando code until I build the framework out.
    /*if (!libtp::tp::d_a_alink::checkStageName(libtp::data::stage::allStages[libtp::data::stage::StageIDs::Title_Screen]))
    {
        handleFoolishItem(randoPtr);
    }*/

    return 1;
}

int RandomizerState::draw() {
    return 1;
}

void RandomizerState::handlePoeItem(u8 bitSw)
{
    u16 key = getStageID() << 8 | bitSw;
    u8 item = randomizer_GetContext().mPoeOverrides[key];
    addItemToEventQueue(item);
    daAlink_getAlinkActorClass()->procWolfAtnActorMoveInit();
}

void RandomizerState::addItemToEventQueue(u8 item)
{
    for (int i = 0; i < EVENT_ITEM_QUEUE_SIZE; i++)
    {
        if (mEventItemQueue[i] == 0)
        {
            mEventItemQueue[i] = item;
            break;
        }
    }
}

void RandomizerState::initGiveItemToPlayer()
{
    switch (daAlink_getAlinkActorClass()->mProcID)
    {
        case daAlink_c::PROC_WAIT:
        case daAlink_c::PROC_TIRED_WAIT:
        case daAlink_c::PROC_MOVE:
        case daAlink_c::PROC_WOLF_WAIT:
        case daAlink_c::PROC_WOLF_TIRED_WAIT:
        case daAlink_c::PROC_WOLF_MOVE:
        case daAlink_c::PROC_ATN_MOVE:
        case daAlink_c::PROC_WOLF_ATN_AC_MOVE:
        {
            // Check if link is currently in a cutscene
            if (daAlink_getAlinkActorClass()->checkEventRun())
            {
                break;
            }

            // Ensure that link is not currently in a message-based event.
            if (daAlink_getAlinkActorClass()->getEventId() != 0)
            {
                break;
            }

            u8 itemToGive = 0xFF;

            for (int i = 0; i < EVENT_ITEM_QUEUE_SIZE; i++)
            {
                const u8 storedItem = mEventItemQueue[i];

                if (storedItem)
                {
                    const u8 giveItemToPlayerStatus = getGiveItemToPlayerStatus();

                    // If we have the call to clear the queue, then we want to clear the item and break out.
                    if (giveItemToPlayerStatus == CLEAR_QUEUE)
                    {
                        mEventItemQueue[i] = 0;
                        setGiveItemToPlayerStatus(QUEUE_EMPTY);
                        break;
                    }

                    // If the queue is empty and we have an item to give, update the queue state.
                    else if (giveItemToPlayerStatus == QUEUE_EMPTY)
                    {
                        setGiveItemToPlayerStatus(ITEM_IN_QUEUE);
                    }

                    itemToGive = verifyProgressiveItem(storedItem);
                    break;
                }
            }

            // if there is no item to give, break out of the case.
            if (itemToGive == 0xFF)
            {
                break;
            }

            g_dComIfG_gameInfo.play.getEvent()->setGtItm(itemToGive);

            // Set the process value for getting an item to start the "get item" cutscene when next available.
            daAlink_getAlinkActorClass()->mProcID = daAlink_c::PROC_GET_ITEM;

            //  Get the event index for the "Get Item" event.
            const s16 eventIdx = dComIfGp_getEventManager().getEventIdx((fopAc_ac_c*)daAlink_getAlinkActorClass(),"DEFAULT_GETITEM",0xFF);

            // Finally we want to modify the event stack to prioritize our custom event so that it happens next.
            fopAcM_orderChangeEventId(daAlink_getAlinkActorClass(), eventIdx, 1, 0xFFFF);
        }
        default:
        {
            break;
        }
    }
}

void RandomizerState::handleTimeOfDayChange()
{
    if (dComIfGp_roomControl_getTimePass())
    {
        // No point in changing values if we are already changing the time.
        if (getTimeChange() == NO_CHANGE)
        {
            if (!dKy_daynight_check()) // Day time
            {
                setTimeChange(CHANGE_TO_NIGHT);
            }
            else
            {
                setTimeChange(CHANGE_TO_DAY);
            }
            g_env_light.time_change_rate = 1.f; // Increase time speed
        }
    }
    else
    {
        if (!dKy_daynight_check()) // Day time
        {
            dComIfGs_setTime(285.f);
        }
        else
        {
            dComIfGs_setTime(105.f);
        }
        dComIfGp_setEnableNextStage();
    }
}

void RandomizerState::handleTimeSpeed()
{

    if (!dKy_daynight_check()) // Day time
    {
        if (getTimeChange() == CHANGE_TO_DAY)
        {
            g_env_light.time_change_rate = 0.012f; // Set time speed to normal
            setTimeChange(NO_CHANGE);
        }
    }
    else if (getTimeChange() == CHANGE_TO_NIGHT)
    {
        g_env_light.time_change_rate = 0.012f; // Set time speed to normal
        setTimeChange(NO_CHANGE);
    }
}

void RandomizerState::offLoad()
{
    if ((getStageID() == City_in_the_Sky) && (dStage_roomControl_c::mStayNo == 0) && (dComIfGp_getStartStagePoint() == 3))
    {
        // Fan in the main room active
        dComIfGs_offSaveSwitch(0xA);

        // Main Room 1F explored
        dComIfGs_offSaveSwitch(0xF);
    }

    if (playerIsInRoomStage(1, allStages[Sacred_Grove]))
    {
        // If the portal in SG isn't active then we want to spawn the shadow beasts.
        if (!dComIfGs_isSaveSwitch(0x64))
        {
            dComIfGs_onSvOneZoneSwitch(0, 0xE);
        }
    }

    if ((getStageID() == Ordon_Ranch) && (dComIfGp_getStartStagePoint() == 1))
    {
        // Clear the danBit that starts a conversation when entering the ranch so the player can do goats as needed.
        dComIfGs_offSaveDunSwitch(0x1);
    }
}

bool checkFoolishItemEffectReady()
{
    // Verify Link is loaded on the map.
    if (!daAlink_getAlinkActorClass())
    {
        return false;
    }

    // Ensure Link is not in a cutscene
    if (daAlink_getAlinkActorClass()->checkEventRun())
    {
        return false;
    }

    // Make sure Link isn't riding anything
    if (daAlink_getAlinkActorClass()->checkRide())
    {
        return false;
    }

    // Ensure there are pointers to the mMeterClass and mpMeterDraw structs
    if (!dMeter2Info_getMeterClass())
    {
        return false;
    }

    if (!dMeter2Info_getMeterClass()->getMeterDrawPtr())
    {
        return false;
    }

    // Make sure Z button isn't dimmed
    if (dMeter2Info_getMeterClass()->getMeterDrawPtr()->getZButtonAlpha() != 1.f)
    {
        return false;
    }

    switch (daAlink_getAlinkActorClass()->mProcID)
    {
        case daAlink_c::PROC_TALK:
        case daAlink_c::PROC_WOLF_SWIM_MOVE:
        case daAlink_c::PROC_SWIM_MOVE:
        case daAlink_c::PROC_SWIM_WAIT:
        case daAlink_c::PROC_WOLF_SWIM_WAIT:
        case daAlink_c::PROC_SWIM_UP:
        case daAlink_c::PROC_SWIM_DIVE:
        {
            return false;
        }
        default:
        {
            break;
        }
    }
    return true;
}


RandomizerContext& randomizer_GetContext() {
    static RandomizerContext instance;
    return instance;
}

bool randomizer_IsActive() {
    return dusk::IsGameLaunched && (!playerIsOnTitleScreen() || randomizer_GetContext().mCreatingSave) && !randomizer_GetContext().mHash.empty();
}

std::vector<u8> HexToBytes(std::string hex) {
    std::vector<u8> bytes;
    // Strip "0x" if present
    if (hex.substr(0, 2) == "0x") hex = hex.substr(2);

    for (size_t i = 0; i < hex.length(); i += 2) {
        std::string byteString = hex.substr(i, 2);
        u8 byte = static_cast<u8>(strtol(byteString.c_str(), nullptr, 16));
        bytes.push_back(byte);
    }
    return bytes;
}

int randomizer_getItemAtLocation(const std::string& locationName) {
    return randomizer_GetContext().mItemLocations[locationName];
}

u32 getActorPatchesCurrentStageKey(u8 roomNo) {
    u32 actorPatchesStageKey{};
    actorPatchesStageKey |= getStageID(dComIfGp_getStartStageName()) << 16;
    actorPatchesStageKey |= roomNo << 8;
    actorPatchesStageKey |= dComIfGp_getLayerNo();
    return actorPatchesStageKey;
}

u32 getActorCRC32(stage_actor_data_class* actor) {
    return zng_crc32(0, reinterpret_cast<u8*>(actor), RandomizerContext::ACTOR_CRC_SIZE);
}

/*
 * Generates a seed and writes the necessary seed files to the players seed directory
 */
void GenerateAndWriteSeed(std::string& generationStatusMsg) {
    const auto result = SDL_GetPrefPath(dusk::OrgName, dusk::AppName);
    if (!result) {
        DuskLog.fatal("Unable to get PrefPath: {}", SDL_GetError());
    }
    randomizer::Randomizer r;
    r.SetBaseOutputPath(result);
    auto generationResult = r.Generate();
    if (generationResult.has_value()) {
        generationStatusMsg = fmt::format("Generation failed with the following error:\n{}", generationResult.value());
        return;
    }

    const auto& world = r.GetWorlds()[0];

    RandomizerContext randoData{};

    // Settings we need to check ingame
    for (const auto& [setting, info] : *randomizer::seedgen::settings::GetAllSettingsInfo()) {
        if (info->NeedInGame()) {
            randoData.mSettings[setting] = world->Setting(setting).GetCurrentOption();
        }
    }

    // Set data for all locations
    for (const auto& location : world->GetAllLocations()) {
        const auto& metaData = location->GetMetadata();

        // Chest Overrides
        // Keyed by u16 of 0xFF00 (stage index) and 0x00FF (tbox id)
        if (location->HasCategories("Chest")) {
            u8 stage = metaData[0]["Stage"].as<u8>();
            u8 tboxId = metaData[0]["Tbox ID"].as<u8>();
            u8 itemId = location->GetCurrentItem()->GetID();
            u16 key = (stage << 8) | tboxId;
            randoData.mTreasureChestOverrides[key] = itemId;
        }

        // Poe Overrides
        // Keyed by u16 of 0xFF00 (stage index) and 0x00FF (collectible flag)
        if (location->HasCategories("Poe")) {
            const auto& stage = metaData[0]["Stage"].as<u8>();
            const auto& flag = metaData[0]["Flag"].as<u8>();
            u8 itemId = location->GetCurrentItem()->GetID();
            u16 key = (stage << 8) | flag;
            randoData.mPoeOverrides[key] = itemId;
        }

        // Freestanding Overrides
        // Keyed by the stage index and collectible flag of the item
        if (location->HasCategories("Freestanding Item")) {
            u8 stage = metaData[0]["Stage"].as<u8>();
            u8 flag = metaData[0]["Flag"].as<u8>();
            u8 itemId = location->GetCurrentItem()->GetID();
            u16 key = (stage << 8) | flag;
            randoData.mFreestandingItemOverrides[key] = itemId;
        }

        // Bug Rewards
        // Keyed by the item id of the original bug
        if (location->HasCategories("Bug Reward")) {
            u8 bugItemId = metaData[0]["Bug Item Id"].as<u8>();
            u8 itemId = location->GetCurrentItem()->GetID();
            randoData.mBugRewardOverrides[bugItemId] = itemId;
        }

        // Sky Characters
        // Keyed by u16 of 0xFF00 (stage index) and 0x00FF (roomNo)
        if (location->HasCategories("Sky Book")) {
            u8 stageIdx = metaData[0]["Stage"].as<u8>();
            u8 roomNo = metaData[0]["Room"].as<u8>();
            u8 itemId = location->GetCurrentItem()->GetID();
            u16 key = (stageIdx << 8) | roomNo;
            randoData.mSkyCharacterOverrides[key] = itemId;
        }

        // Golden Wolves
        // Keyed by u16 of the event flag for obtaining the golden wolf item
        if (location->HasCategories("Golden Wolf")) {
            u16 flag = metaData[0]["Flag"].as<u16>();
            u8 itemId = location->GetCurrentItem()->GetID();
            randoData.mGoldenWolfOverrides[flag] = itemId;
        }

        // Shop Items
        // Keyed by u16 of the stage and original shop item
        if (location->HasCategories("Shop") && world->Setting("Shop Items") == "On") {
            u8 stage = metaData[0]["Stage"].as<u8>();
            u8 originalItem = metaData[0]["Item"].as<u8>();
            u16 key = (stage << 8) | originalItem;
            randoData.mShopOverrides[key] = location->GetCurrentItem()->GetID();
        }

        // Items that we lookup just by calling their location name
        if (location->HasCategories("Location Name Lookup")) {
            const auto& locationName = metaData.as<std::string>();
            const int itemId = location->GetCurrentItem()->GetID();
            randoData.mItemLocations[locationName] = itemId;
        }
    }

    // Set starting inventory
    for (const auto& item: world->GetStartingItemPool()) {
        randoData.mStartingInventory.push_back(item->GetID());
    }

    // Set starting flags
    auto startFlags = LoadYAML(RANDO_DATA_PATH "startflags.yaml");
    // Event Flags
    for (const auto& flagNode : startFlags["EventFlags"]) {
        if (flagNode.IsScalar()) {
            const auto& flag = flagNode.as<u16>();
            randoData.mStartEventFlags.push_back(flag);
        } else if (flagNode.IsMap()) {
            const auto& condition = flagNode.begin()->first.as<std::string>();
            if (world->EvaluateSettingCondition(condition)) {
                DuskLog.debug("Setting flags for {}", condition);
                for (const auto& conditionalFlag : flagNode.begin()->second) {
                    const auto& flag = conditionalFlag.as<u16>();
                    randoData.mStartEventFlags.push_back(flag);
                }
            }
        }
    }

    // Region Flags
    for (const auto& regionNode : startFlags["RegionFlags"]) {
        const auto& region = regionNode.first.as<std::string>();
        const auto& index = regionNode.second["Index"].as<int>();
        const auto& flags = regionNode.second["Flags"];
        DuskLog.debug("Setting region flags for {}", region);
        // This seems kinda scuffed so maybe we change it later
        for (const auto& flagNode : flags) {
            if (flagNode.IsScalar()) {
                const auto& flag = flagNode.as<int>();
                randoData.mStartRegionFlags[index].push_back(flag);
            } else if (flagNode.IsMap()) {
                const auto& condition = flagNode.begin()->first.as<std::string>();
                if (world->EvaluateSettingCondition(condition)) {
                    for (const auto& conditionalFlag : flagNode.begin()->second) {
                        const auto& flag = conditionalFlag.as<int>();
                        randoData.mStartRegionFlags[index].push_back(flag);
                    }
                }
            }
        }
    }

    if (world->Setting("Unlock Map Regions") == "On")
    {
        auto& bits = randoData.mMapBits;
        bits = 0x20;
        if (world->Setting("Snowpeak Does Not Require Reekfish Scent") == "On") {bits |= 0x40;}
        if (world->Setting("Lanayru Twilight Cleared") == "On") {bits |= 0x10;}
        if (world->Setting("Eldin Twilight Cleared") == "On") {bits |= 0x08;}
        if (world->Setting("Faron Twilight Cleared") == "On") {bits |= 0x04;}
        if (world->Setting("Skip Prologue") == "On") {bits |= 0x02;}
    }

    // Set starting time of day
    const auto startTimeSetting = world->Setting("Starting Time of Day");
    if (startTimeSetting == "Morning")
        randoData.mStartHour = 6;
    else if (startTimeSetting == "Noon")
        randoData.mStartHour = 12;
    else if (startTimeSetting == "Evening")
        randoData.mStartHour = 18;
    else if (startTimeSetting == "Night")
        randoData.mStartHour = 24;

    // Actor Patches
    auto actorPatches = LoadYAML(RANDO_DATA_PATH "actor_patches.yaml");
    for (const auto& stageNode : actorPatches) {
        const auto& stageName = stageNode.first.as<std::string>();
        for (const auto& roomNode : stageNode.second) {
            u8 roomNo = roomNode.first.as<u8>();
            for (const auto& actorNode : roomNode.second) {
                using namespace Utility::Endian;
                // Get all the data for the actor (with endian shenanigans)
                stage_actor_data_class actor{};
                const auto& actorName = actorNode["name"].as<std::string>();
                strncpy(actor.name, actorName.c_str(), 8);
                actor.base.parameters = toPlatform(target, actorNode["parameters"].as<u32>());
                actor.base.position.x = toPlatform(target, actorNode["position"]["x"].as<f32>());
                actor.base.position.y = toPlatform(target, actorNode["position"]["y"].as<f32>());
                actor.base.position.z = toPlatform(target, actorNode["position"]["z"].as<f32>());
                // Have to retrieve as u16 and then cast as s16 because otherwise yaml-cpp
                // complains about values over 32767 not fitting in s16
                actor.base.angle.x = toPlatform(target, static_cast<s16>(actorNode["angle"]["x"].as<u16>()));
                actor.base.angle.y = toPlatform(target, static_cast<s16>(actorNode["angle"]["y"].as<u16>()));
                actor.base.angle.z = toPlatform(target, static_cast<s16>(actorNode["angle"]["z"].as<u16>()));

                // Create unique hash based off of actor data
                u32 actorCRC32 = getActorCRC32(&actor);

                // Then override the actor with whatever parts are being patched
                const auto& patchNode = actorNode["patch"];
                if (patchNode["name"]) {
                    const auto& newName = patchNode["name"].as<std::string>();
                    strncpy(actor.name, newName.c_str(), 8);
                }
                if (patchNode["parameters"]) {
                    actor.base.parameters = toPlatform(target, patchNode["parameters"].as<u32>());
                }
                if (auto patchPosition = patchNode["position"]) {
                    if (patchPosition["x"]) {
                        actor.base.position.x = toPlatform(target, patchPosition["x"].as<f32>());
                    }
                    if (patchPosition["y"]) {
                        actor.base.position.y = toPlatform(target, patchPosition["y"].as<f32>());
                    }
                    if (patchPosition["z"]) {
                        actor.base.position.z = toPlatform(target, patchPosition["z"].as<f32>());
                    }
                }
                if (auto patchAngle = patchNode["angle"]) {
                    // Have to retrieve as u16 and then cast as s16 because otherwise yaml-cpp
                    // complains about values over 32767 not fitting in s16
                    if (patchAngle["x"]) {
                        actor.base.angle.x = toPlatform(target, static_cast<s16>(patchAngle["x"].as<u16>()));
                    }
                    if (patchAngle["y"]) {
                        actor.base.angle.y = toPlatform(target, static_cast<s16>(patchAngle["y"].as<u16>()));
                    }
                    if (patchAngle["z"]) {
                        actor.base.angle.z = toPlatform(target, static_cast<s16>(patchAngle["z"].as<u16>()));
                    }
                }

                // Insert the actor patch into the context with our crc32 as the key and the
                // raw actor patch data as the value
                std::array<u8, RandomizerContext::ACTOR_CRC_SIZE> patchedActorData{};
                std::memcpy(patchedActorData.data(), &actor, RandomizerContext::ACTOR_CRC_SIZE);
                for (const auto& layerNode : actorNode["layers"]) {
                    u8 layerNo = layerNode.as<u8>();
                    // Create key based off of stage index, room, and layer
                    u32 stageRoomLayerKey{};
                    stageRoomLayerKey |= getStageID(stageName.c_str()) << 16;
                    stageRoomLayerKey |= roomNo << 8;
                    stageRoomLayerKey |= layerNo;
                    randoData.mActorPatches[stageRoomLayerKey][actorCRC32] = patchedActorData;
                }
            }
        }
    }

    // Actor Additions
    auto actorAdditions = LoadYAML(RANDO_DATA_PATH "actor_additions.yaml");
    for (const auto& typeNode : actorAdditions) {
        const auto& actorTypeStr = typeNode.first.as<std::string>();
        // Get the integer interpretation of the multi-char type literal
        u32 actorType = *(reinterpret_cast<const u32*>(actorTypeStr.c_str()));
        // For each stage
        for (const auto& stageNode : typeNode.second) {
            const auto& stageName = stageNode.first.as<std::string>();
            // For each room
            for (const auto& roomNode : stageNode.second) {
                u8 roomNo = roomNode.first.as<u8>();
                // Get data on new actors
                for (const auto& actorNode : roomNode.second) {
                    using namespace Utility::Endian;
                    // Get all the data for the actor (with endian shenanigans)
                    stage_actor_data_class actor{};
                    const auto& actorName = actorNode["name"].as<std::string>();
                    strncpy(actor.name, actorName.c_str(), 8);
                    actor.base.parameters = toPlatform(target, actorNode["parameters"].as<u32>());
                    actor.base.position.x = toPlatform(target, actorNode["position"]["x"].as<f32>());
                    actor.base.position.y = toPlatform(target, actorNode["position"]["y"].as<f32>());
                    actor.base.position.z = toPlatform(target, actorNode["position"]["z"].as<f32>());
                    // Have to retrieve as u16 and then cast as s16 because otherwise yaml-cpp
                    // complains about values over 32767 not fitting in s16
                    actor.base.angle.x = toPlatform(target, static_cast<s16>(actorNode["angle"]["x"].as<u16>()));
                    actor.base.angle.y = toPlatform(target, static_cast<s16>(actorNode["angle"]["y"].as<u16>()));
                    actor.base.angle.z = toPlatform(target, static_cast<s16>(actorNode["angle"]["z"].as<u16>()));

                    // Insert the actor into the context keyed by type and the stage/layer/room combo
                    std::array<u8, RandomizerContext::ACTOR_CRC_SIZE> newActorData{};
                    std::memcpy(newActorData.data(), &actor, RandomizerContext::ACTOR_CRC_SIZE);
                    for (const auto& layerNode : actorNode["layers"]) {
                        u8 layerNo = layerNode.as<u8>();
                        // Create key based off of stage index, room, and layer
                        u32 stageRoomLayerKey{};
                        stageRoomLayerKey |= getStageID(stageName.c_str()) << 16;
                        stageRoomLayerKey |= roomNo << 8;
                        stageRoomLayerKey |= layerNo;
                        randoData.mActorAdditions[actorType][stageRoomLayerKey].push_back(newActorData);
                    }
                }
            }
        }
    }

    // Flow Patches
    auto flowPatches = LoadYAML(RANDO_DATA_PATH "flow_patches.yaml");
    for (const auto& groupNode : flowPatches) {
        u8 groupNo = groupNode.first.as<u8>();
        for (const auto& flowNode : groupNode.second) {
            u16 index = flowNode["index"].as<u16>();
            const auto& type = flowNode["type"].as<std::string>();
            u64 value{};
            if (type == "branch") {
                auto branch = reinterpret_cast<mesg_flow_node_branch*>(&value);
                branch->type = 2;
                branch->field_0x1 = flowNode["num results"].as<u8>();
                branch->query_idx = flowNode["query"].as<u16>();
                branch->param = flowNode["parameters"].as<u16>();
                branch->next_node_idx = flowNode["next node index"].as<u16>();
            }
            else if (type == "event") {
                auto event = reinterpret_cast<mesg_flow_node_event*>(&value);
                event->type = 3;
                event->event_idx = flowNode["event"].as<u8>();
                event->next_node_idx = flowNode["next node index"].as<u16>();
                u32 params = flowNode["parameters"].as<u32>();
                event->params[0] = (params >> 24) & 0xFF;
                event->params[1] = (params >> 16) & 0xFF;
                event->params[2] = (params >> 8) & 0xFF;
                event->params[3] = params & 0xFF;
            }

            u32 key = (groupNo << 16) | index;
            randoData.mFlowPatches[key] = value;
        }
    }

    randoData.mHash = r.GetConfig().GetHash();
    auto writeToFileResult = randoData.WriteToFile();
    if (writeToFileResult.has_value()) {
        generationStatusMsg =
            fmt::format("Failed to write seed data. Reason: {}", writeToFileResult.value());
        return;
    }

    generationStatusMsg = fmt::format("Seed generated! Hash: {}", randoData.mHash);
}