/*****************************************************************************
 * Copyright (c) 2014-2026 OpenRCT2 developers
 *
 * For a complete list of all authors, please refer to contributors.md
 * Interested in contributing? Visit https://github.com/OpenRCT2/OpenRCT2
 *
 * OpenRCT2 is licensed under the GNU General Public License version 3.
 *****************************************************************************/

#include "BannerObject.h"

#include "../core/Guard.hpp"
#include "../core/IStream.hpp"
#include "../core/Json.hpp"
#include "../drawing/Drawing.h"
#include "../interface/ScreenCoords.hpp"
#include "../localisation/Language.h"
#include "../object/Object.h"

namespace OpenRCT2
{
    void BannerObject::ReadLegacy(IReadObjectContext* context, IStream* stream)
    {
        stream->Seek(6, STREAM_SEEK_CURRENT);
        _legacyType.scrolling_mode = stream->ReadValue<uint8_t>();
        _legacyType.flags = stream->ReadValue<uint8_t>();
        _legacyType.price = stream->ReadValue<money16>();
        _legacyType.scenery_tab_id = kObjectEntryIndexNull;
        stream->Seek(2, STREAM_SEEK_CURRENT);

        GetStringTable().Read(context, stream, ObjectStringID::name);

        RCTObjectEntry sgEntry = stream->ReadValue<RCTObjectEntry>();
        SetPrimarySceneryGroup(ObjectEntryDescriptor(sgEntry));

        GetImageTable().Read(context, stream);

        // Validate properties
        if (_legacyType.price <= 0.00_GBP)
        {
            context->LogError(ObjectError::invalidProperty, "Price can not be free or negative.");
        }

        // Add banners to 'Signs and items for footpaths' group, rather than lumping them in the Miscellaneous tab.
        // Since this is already done the other way round for original items, avoid adding those to prevent duplicates.
        auto firstSourceGame = GetFirstSourceGame();
        if (firstSourceGame == ObjectSourceGame::custom)
        {
            auto scgPathX = GetScgPathXHeader();
            SetPrimarySceneryGroup(scgPathX);
        }
    }

    void BannerObject::Load()
    {
        GetStringTable().Sort();
        _legacyType.name = LanguageAllocateObjectString(GetName());
        _legacyType.image = LoadImages();
    }

    void BannerObject::Unload()
    {
        LanguageFreeObjectString(_legacyType.name);
        UnloadImages();

        _legacyType.name = 0;
        _legacyType.image = 0;
    }

    void BannerObject::DrawPreview(Drawing::RenderTarget& rt, int32_t width, int32_t height) const
    {
        auto screenCoords = ScreenCoordsXY{ width / 2, height / 2 };

        auto image0 = ImageId(_legacyType.image, Drawing::Colour::bordeauxRed);
        auto image1 = ImageId(_legacyType.image + 1, Drawing::Colour::bordeauxRed);

        GfxDrawSprite(rt, image0, screenCoords + ScreenCoordsXY{ -12, 8 });
        GfxDrawSprite(rt, image1, screenCoords + ScreenCoordsXY{ -12, 8 });
    }

    void BannerObject::ReadJson(IReadObjectContext* context, json_t& root)
    {
        Guard::Assert(root.is_object(), "BannerObject::ReadJson expects parameter root to be object");
        json_t properties = root["properties"];

        if (properties.is_object())
        {
            _legacyType.scrolling_mode = Json::GetNumber<uint8_t>(properties["scrollingMode"]);
            _legacyType.price = Json::GetNumber<money64>(properties["price"]);
            _legacyType.flags = Json::GetFlags<uint8_t>(
                properties,
                {
                    { "hasPrimaryColour", BANNER_ENTRY_FLAG_HAS_PRIMARY_COLOUR },
                });

            SetPrimarySceneryGroup(ObjectEntryDescriptor(Json::GetString(properties["sceneryGroup"])));
        }

        PopulateTablesFromJson(context, root);
    }
} // namespace OpenRCT2
