/*****************************************************************************
 * Copyright (c) 2014-2024 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 "../interface/Dropdown.h"
#include "../interface/Widget.h"
#include "../interface/Window.h"
#include "Window.h"

#include <algorithm>
#include <openrct2/Context.h>
#include <openrct2/GameState.h>
#include <openrct2/OpenRCT2.h>
#include <openrct2/actions/ParkSetNameAction.h>
#include <openrct2/drawing/Drawing.h>
#include <openrct2/drawing/Font.h>
#include <openrct2/interface/Colour.h>
#include <openrct2/localisation/Date.h>
#include <openrct2/localisation/Formatter.h>
#include <openrct2/localisation/Language.h>
#include <openrct2/localisation/StringIds.h>
#include <openrct2/ride/Ride.h>
#include <openrct2/scenario/Scenario.h>
#include <openrct2/sprites.h>
#include <openrct2/world/Park.h>

namespace OpenRCT2::Ui::Windows
{
    static constexpr StringId WINDOW_TITLE = STR_OBJECTIVE_SELECTION;
    static constexpr int32_t WH = 229;
    static constexpr int32_t WW = 450;

    static constexpr money64 ObjectiveCurrencyLoanAndValueMax = 2000000.00_GBP;
    static constexpr money64 ObjectiveCurrencyLoanAndValueMin = 1000.00_GBP;
    static constexpr money64 ObjectiveCurrencyLoanAndValueAdjustment = 1000.00_GBP;

    static constexpr money64 ObjectiveCurrencyFoodMax = 2000000.00_GBP;
    static constexpr money64 ObjectiveCurrencyFoodMin = 1000.00_GBP;
    static constexpr money64 ObjectiveCurrencyFoodAdjustment = 100.00_GBP;

    static constexpr uint16_t ObjectiveLengthMax = 5000;
    static constexpr uint16_t ObjectiveLengthMin = 1000;
    static constexpr uint16_t ObjectiveLengthAdjustment = 100;

    static constexpr uint16_t ObjectiveExcitementMax = FIXED_2DP(9, 90);
    static constexpr uint16_t ObjectiveExcitementMin = FIXED_2DP(4, 00);
    static constexpr uint16_t ObjectiveExcitementAdjustment = FIXED_2DP(0, 10);

    // The number has to leave a bit of room for other entities like vehicles, litter and balloons.
    static constexpr uint16_t ObjectiveGuestsMax = 50000;
    static constexpr uint16_t ObjectiveGuestsMin = 250;
    static constexpr uint16_t ObjectiveGuestsAdjustment = 50;

    static constexpr uint8_t ObjectiveYearMax = 25;
    static constexpr uint8_t ObjectiveYearMin = 1;
    static constexpr uint8_t ObjectiveYearAdjustment = 1;

#pragma region Widgets

    // clang-format off
enum {
    WINDOW_EDITOR_OBJECTIVE_OPTIONS_PAGE_MAIN,
    WINDOW_EDITOR_OBJECTIVE_OPTIONS_PAGE_RIDES,
    WINDOW_EDITOR_OBJECTIVE_OPTIONS_PAGE_COUNT
};

static constexpr StringId ObjectiveDropdownOptionNames[] = {
    STR_OBJECTIVE_DROPDOWN_NONE,
    STR_OBJECTIVE_DROPDOWN_NUMBER_OF_GUESTS_AT_A_GIVEN_DATE,
    STR_OBJECTIVE_DROPDOWN_PARK_VALUE_AT_A_GIVEN_DATE,
    STR_OBJECTIVE_DROPDOWN_HAVE_FUN,
    STR_OBJECTIVE_DROPDOWN_BUILD_THE_BEST_RIDE_YOU_CAN,
    STR_OBJECTIVE_DROPDOWN_BUILD_10_ROLLER_COASTERS,
    STR_OBJECTIVE_DROPDOWN_NUMBER_OF_GUESTS_IN_PARK,
    STR_OBJECTIVE_DROPDOWN_MONTHLY_INCOME_FROM_RIDE_TICKETS,
    STR_OBJECTIVE_DROPDOWN_BUILD_10_ROLLER_COASTERS_OF_A_GIVEN_LENGTH,
    STR_OBJECTIVE_DROPDOWN_FINISH_BUILDING_5_ROLLER_COASTERS,
    STR_OBJECTIVE_DROPDOWN_REPAY_LOAN_AND_ACHIEVE_A_GIVEN_PARK_VALUE,
    STR_OBJECTIVE_DROPDOWN_MONTHLY_PROFIT_FROM_FOOD_MERCHANDISE,
};

enum {
    WIDX_BACKGROUND,
    WIDX_TITLE,
    WIDX_CLOSE,
    WIDX_PAGE_BACKGROUND,
    WIDX_TAB_1,
    WIDX_TAB_2,

    WIDX_OBJECTIVE = 6,
    WIDX_OBJECTIVE_DROPDOWN,
    WIDX_OBJECTIVE_ARG_1,
    WIDX_OBJECTIVE_ARG_1_INCREASE,
    WIDX_OBJECTIVE_ARG_1_DECREASE,
    WIDX_OBJECTIVE_ARG_2,
    WIDX_OBJECTIVE_ARG_2_INCREASE,
    WIDX_OBJECTIVE_ARG_2_DECREASE,
    WIDX_PARK_NAME,
    WIDX_SCENARIO_NAME,
    WIDX_CATEGORY,
    WIDX_CATEGORY_DROPDOWN,
    WIDX_DETAILS,

    WIDX_RIDES = 6
};

#define MAIN_OBJECTIVE_OPTIONS_WIDGETS \
    WINDOW_SHIM(WINDOW_TITLE, WW, WH), \
    MakeWidget({  0,  43}, {280, 106}, WindowWidgetType::Resize, WindowColour::Secondary), \
    MakeTab   ({  3,  17}, STR_SELECT_OBJECTIVE_AND_PARK_NAME_TIP         ), \
    MakeTab   ({ 34,  17}, STR_SELECT_RIDES_TO_BE_PRESERVED_TIP           )

static Widget window_editor_objective_options_main_widgets[] = {
    MAIN_OBJECTIVE_OPTIONS_WIDGETS,
    MakeWidget        ({ 98,  48}, {344,  12}, WindowWidgetType::DropdownMenu, WindowColour::Secondary, STR_NONE,           STR_SELECT_OBJECTIVE_FOR_THIS_SCENARIO_TIP     ),
    MakeWidget        ({430,  49}, { 11,  10}, WindowWidgetType::Button,   WindowColour::Secondary, STR_DROPDOWN_GLYPH, STR_SELECT_OBJECTIVE_FOR_THIS_SCENARIO_TIP     ),
    MakeSpinnerWidgets({158,  65}, {120,  12}, WindowWidgetType::Button,   WindowColour::Secondary                                                                     ), // NB: 3 widgets
    MakeSpinnerWidgets({158,  82}, {120,  12}, WindowWidgetType::Button,   WindowColour::Secondary                                                                     ), // NB: 3 widgets
    MakeWidget        ({370,  99}, { 75,  12}, WindowWidgetType::Button,   WindowColour::Secondary, STR_CHANGE,         STR_CHANGE_NAME_OF_PARK_TIP                    ),
    MakeWidget        ({370, 116}, { 75,  12}, WindowWidgetType::Button,   WindowColour::Secondary, STR_CHANGE,         STR_CHANGE_NAME_OF_SCENARIO_TIP                ),
    MakeWidget        ({ 98, 133}, {180,  12}, WindowWidgetType::DropdownMenu, WindowColour::Secondary, STR_NONE,           STR_SELECT_WHICH_GROUP_THIS_SCENARIO_APPEARS_IN),
    MakeWidget        ({266, 134}, { 11,  10}, WindowWidgetType::Button,   WindowColour::Secondary, STR_DROPDOWN_GLYPH, STR_SELECT_WHICH_GROUP_THIS_SCENARIO_APPEARS_IN),
    MakeWidget        ({370, 150}, { 75,  12}, WindowWidgetType::Button,   WindowColour::Secondary, STR_CHANGE,         STR_CHANGE_DETAIL_NOTES_ABOUT_PARK_SCENARIO_TIP),
    kWidgetsEnd,
};

static Widget window_editor_objective_options_rides_widgets[] = {
    MAIN_OBJECTIVE_OPTIONS_WIDGETS,
    MakeWidget({  3,  60}, {374, 161}, WindowWidgetType::Scroll, WindowColour::Secondary, SCROLL_VERTICAL),
    kWidgetsEnd,
};

static Widget *window_editor_objective_options_widgets[] = {
    window_editor_objective_options_main_widgets,
    window_editor_objective_options_rides_widgets,
};

#pragma endregion

#pragma region Enabled widgets

static uint64_t window_editor_objective_options_page_hold_down_widgets[] = {
    (1uLL << WIDX_OBJECTIVE_ARG_1_INCREASE) |
    (1uLL << WIDX_OBJECTIVE_ARG_1_DECREASE) |
    (1uLL << WIDX_OBJECTIVE_ARG_2_INCREASE) |
    (1uLL << WIDX_OBJECTIVE_ARG_2_DECREASE),

    0,
};
    // clang-format on

#pragma endregion

    class EditorObjectiveOptionsWindow final : public Window
    {
    private:
        // Not shops or facilities
        std::vector<RideId> _rideableRides;

    public:
        void OnOpen() override
        {
            widgets = window_editor_objective_options_main_widgets;
            pressed_widgets = 0;
            hold_down_widgets = window_editor_objective_options_page_hold_down_widgets
                [WINDOW_EDITOR_OBJECTIVE_OPTIONS_PAGE_MAIN];
            InitScrollWidgets();
            selected_tab = WINDOW_EDITOR_OBJECTIVE_OPTIONS_PAGE_MAIN;
            selected_list_item = -1;
            UpdateDisabledWidgets();
        }

        void OnMouseUp(WidgetIndex widgetIndex) override
        {
            switch (widgetIndex)
            {
                case WIDX_CLOSE:
                    Close();
                    return;
                case WIDX_TAB_1:
                case WIDX_TAB_2:
                    SetPage(widgetIndex - WIDX_TAB_1);
                    return;
            }

            if (page == WINDOW_EDITOR_OBJECTIVE_OPTIONS_PAGE_MAIN)
            {
                OnMouseUpMain(widgetIndex);
            }
        }

        void OnResize() override
        {
            switch (page)
            {
                case WINDOW_EDITOR_OBJECTIVE_OPTIONS_PAGE_MAIN:
                    OnResizeMain();
                    break;
                case WINDOW_EDITOR_OBJECTIVE_OPTIONS_PAGE_RIDES:
                    OnResizeRides();
                    break;
            }
        }

        void OnPrepareDraw() override
        {
            switch (page)
            {
                case WINDOW_EDITOR_OBJECTIVE_OPTIONS_PAGE_MAIN:
                    OnPrepareDrawMain();
                    break;
                case WINDOW_EDITOR_OBJECTIVE_OPTIONS_PAGE_RIDES:
                    OnPrepareDrawRides();
                    break;
            }
        }

        void OnUpdate() override
        {
            switch (page)
            {
                case WINDOW_EDITOR_OBJECTIVE_OPTIONS_PAGE_MAIN:
                    OnUpdateMain();
                    break;
                case WINDOW_EDITOR_OBJECTIVE_OPTIONS_PAGE_RIDES:
                    OnUpdateRides();
                    break;
            }
        }

        void OnDraw(DrawPixelInfo& dpi) override
        {
            switch (page)
            {
                case WINDOW_EDITOR_OBJECTIVE_OPTIONS_PAGE_MAIN:
                    OnDrawMain(dpi);
                    break;
                case WINDOW_EDITOR_OBJECTIVE_OPTIONS_PAGE_RIDES:
                    OnDrawRides(dpi);
                    break;
            }
        }

        void OnMouseDown(WidgetIndex widgetIndex) override
        {
            if (page == WINDOW_EDITOR_OBJECTIVE_OPTIONS_PAGE_MAIN)
            {
                OnMouseDownMain(widgetIndex);
            }
        }

        void OnDropdown(WidgetIndex widgetIndex, int32_t selectedIndex) override
        {
            if (page == WINDOW_EDITOR_OBJECTIVE_OPTIONS_PAGE_MAIN)
            {
                OnDropdownMain(widgetIndex, selectedIndex);
            }
        }

        void OnTextInput(WidgetIndex widgetIndex, std::string_view text) override
        {
            if (page == WINDOW_EDITOR_OBJECTIVE_OPTIONS_PAGE_MAIN)
            {
                OnTextInputMain(widgetIndex, text);
            }
        }

        void OnScrollMouseDown(int32_t scrollIndex, const ScreenCoordsXY& screenCoords) override
        {
            if (page == WINDOW_EDITOR_OBJECTIVE_OPTIONS_PAGE_RIDES)
            {
                OnScrollMouseDownRides(scrollIndex, screenCoords);
            }
        }

        void OnScrollMouseOver(int32_t scrollIndex, const ScreenCoordsXY& screenCoords) override
        {
            if (page == WINDOW_EDITOR_OBJECTIVE_OPTIONS_PAGE_RIDES)
            {
                OnScrollMouseOverRides(scrollIndex, screenCoords);
            }
        }

        void OnScrollDraw(int32_t scrollIndex, DrawPixelInfo& dpi) override
        {
            if (page == WINDOW_EDITOR_OBJECTIVE_OPTIONS_PAGE_RIDES)
            {
                OnScrollDrawRides(dpi, scrollIndex);
            }
        }

        ScreenSize OnScrollGetSize(int32_t scrollIndex) override
        {
            if (page == WINDOW_EDITOR_OBJECTIVE_OPTIONS_PAGE_RIDES)
            {
                return OnScrollGetSizeRides(scrollIndex);
            }

            return {};
        }

    private:
        /**
         *
         *  rct2: 0x00668496
         */
        void SetPage(int32_t newPage)
        {
            if (page == newPage)
                return;

            page = newPage;
            frame_no = 0;
            _rideableRides.clear();
            selected_list_item = -1;
            hold_down_widgets = window_editor_objective_options_page_hold_down_widgets[newPage];
            widgets = window_editor_objective_options_widgets[newPage];
            Invalidate();
            UpdateDisabledWidgets();
            OnResize();
            OnPrepareDraw();
            InitScrollWidgets();
            Invalidate();
        }

        /**
         *
         *  rct2: 0x00672609
         */
        void UpdateDisabledWidgets()
        {
            // Check if there are any rides (not shops or facilities)
            const auto& rideManager = GetRideManager();
            if (std::any_of(
                    rideManager.begin(), rideManager.end(), [](const Ride& rideToCheck) { return rideToCheck.IsRide(); }))
            {
                disabled_widgets &= ~(1uLL << WIDX_TAB_2);
            }
            else
            {
                disabled_widgets |= (1uLL << WIDX_TAB_2);
            }
        }

        void SetPressedTab()
        {
            int32_t i;
            for (i = WIDX_TAB_1; i <= WIDX_TAB_2; i++)
                pressed_widgets &= ~(1 << i);
            pressed_widgets |= 1LL << (WIDX_TAB_1 + page);
        }

        void AnchorBorderWidgets()
        {
            ResizeFrameWithPage();
        }

        void DrawTabImages(DrawPixelInfo& dpi)
        {
            Widget* widget;
            int32_t spriteIndex;

            // Tab 1
            widget = &widgets[WIDX_TAB_1];

            spriteIndex = SPR_TAB_OBJECTIVE_0;
            if (page == WINDOW_EDITOR_OBJECTIVE_OPTIONS_PAGE_MAIN)
                spriteIndex += (frame_no / 4) % 16;

            GfxDrawSprite(dpi, ImageId(spriteIndex), windowPos + ScreenCoordsXY{ widget->left, widget->top });

            // Tab 2
            if (!IsWidgetDisabled(WIDX_TAB_2))
            {
                widget = &widgets[WIDX_TAB_2];
                spriteIndex = SPR_TAB_RIDE_0;
                if (page == WINDOW_EDITOR_OBJECTIVE_OPTIONS_PAGE_RIDES)
                    spriteIndex += (frame_no / 4) % 16;

                GfxDrawSprite(dpi, ImageId(spriteIndex), windowPos + ScreenCoordsXY{ widget->left, widget->top });
            }
        }

        /**
         *
         *  rct2: 0x0067201D
         */
        void SetObjective(int32_t objective)
        {
            auto& gameState = GetGameState();
            gameState.ScenarioObjective.Type = objective;
            Invalidate();

            // Set default objective arguments
            switch (objective)
            {
                case OBJECTIVE_NONE:
                case OBJECTIVE_HAVE_FUN:
                case OBJECTIVE_BUILD_THE_BEST:
                case OBJECTIVE_10_ROLLERCOASTERS:
                    break;
                case OBJECTIVE_GUESTS_BY:
                    gameState.ScenarioObjective.Year = 3;
                    gameState.ScenarioObjective.NumGuests = 1500;
                    break;
                case OBJECTIVE_PARK_VALUE_BY:
                    gameState.ScenarioObjective.Year = 3;
                    gameState.ScenarioObjective.Currency = 50000.00_GBP;
                    break;
                case OBJECTIVE_GUESTS_AND_RATING:
                    gameState.ScenarioObjective.NumGuests = 2000;
                    break;
                case OBJECTIVE_MONTHLY_RIDE_INCOME:
                    gameState.ScenarioObjective.Currency = 10000.00_GBP;
                    break;
                case OBJECTIVE_10_ROLLERCOASTERS_LENGTH:
                    gameState.ScenarioObjective.MinimumLength = 1200;
                    break;
                case OBJECTIVE_FINISH_5_ROLLERCOASTERS:
                    gameState.ScenarioObjective.MinimumExcitement = FIXED_2DP(6, 70);
                    break;
                case OBJECTIVE_REPAY_LOAN_AND_PARK_VALUE:
                    gameState.ScenarioObjective.Currency = 50000.00_GBP;
                    break;
                case OBJECTIVE_MONTHLY_FOOD_INCOME:
                    gameState.ScenarioObjective.Currency = 1000.00_GBP;
                    break;
            }
        }

        void ShowObjectiveDropdown()
        {
            const auto& gameState = GetGameState();
            int32_t numItems = 0, objectiveType;
            Widget* dropdownWidget;

            dropdownWidget = &widgets[WIDX_OBJECTIVE];

            for (auto i = 0; i < OBJECTIVE_COUNT; i++)
            {
                if (i == OBJECTIVE_NONE || i == OBJECTIVE_BUILD_THE_BEST)
                    continue;

                const bool objectiveAllowedByMoneyUsage = !(GetGameState().Park.Flags & PARK_FLAGS_NO_MONEY)
                    || !ObjectiveNeedsMoney(i);
                // This objective can only work if the player can ask money for rides.
                const bool objectiveAllowedByPaymentSettings = (i != OBJECTIVE_MONTHLY_RIDE_INCOME)
                    || Park::RidePricesUnlocked();
                if (objectiveAllowedByMoneyUsage && objectiveAllowedByPaymentSettings)
                {
                    gDropdownItems[numItems].Format = STR_DROPDOWN_MENU_LABEL;
                    gDropdownItems[numItems].Args = ObjectiveDropdownOptionNames[i];
                    numItems++;
                }
            }

            WindowDropdownShowTextCustomWidth(
                { windowPos.x + dropdownWidget->left, windowPos.y + dropdownWidget->top }, dropdownWidget->height() + 1,
                colours[1], 0, Dropdown::Flag::StayOpen, numItems, dropdownWidget->width() - 3);

            objectiveType = gameState.ScenarioObjective.Type;
            for (int32_t j = 0; j < numItems; j++)
            {
                if (gDropdownItems[j].Args - STR_OBJECTIVE_DROPDOWN_NONE == objectiveType)
                {
                    Dropdown::SetChecked(j, true);
                    break;
                }
            }
        }

        void ShowCategoryDropdown()
        {
            int32_t i;
            Widget* dropdownWidget;

            dropdownWidget = &widgets[WIDX_CATEGORY];

            for (i = SCENARIO_CATEGORY_BEGINNER; i <= SCENARIO_CATEGORY_OTHER; i++)
            {
                gDropdownItems[i].Format = STR_DROPDOWN_MENU_LABEL;
                gDropdownItems[i].Args = ScenarioCategoryStringIds[i];
            }
            WindowDropdownShowTextCustomWidth(
                { windowPos.x + dropdownWidget->left, windowPos.y + dropdownWidget->top }, dropdownWidget->height() + 1,
                colours[1], 0, Dropdown::Flag::StayOpen, 5, dropdownWidget->width() - 3);
            Dropdown::SetChecked(GetGameState().ScenarioCategory, true);
        }

        void Arg1Increase()
        {
            auto& gameState = GetGameState();
            switch (gameState.ScenarioObjective.Type)
            {
                case OBJECTIVE_PARK_VALUE_BY:
                case OBJECTIVE_MONTHLY_RIDE_INCOME:
                case OBJECTIVE_REPAY_LOAN_AND_PARK_VALUE:
                    if (gameState.ScenarioObjective.Currency >= ObjectiveCurrencyLoanAndValueMax)
                    {
                        ContextShowError(STR_CANT_INCREASE_FURTHER, STR_NONE, {});
                    }
                    else
                    {
                        gameState.ScenarioObjective.Currency += ObjectiveCurrencyLoanAndValueAdjustment;
                        Invalidate();
                    }
                    break;
                case OBJECTIVE_MONTHLY_FOOD_INCOME:
                    if (gameState.ScenarioObjective.Currency >= ObjectiveCurrencyFoodMax)
                    {
                        ContextShowError(STR_CANT_INCREASE_FURTHER, STR_NONE, {});
                    }
                    else
                    {
                        gameState.ScenarioObjective.Currency += ObjectiveCurrencyFoodAdjustment;
                        Invalidate();
                    }
                    break;
                case OBJECTIVE_10_ROLLERCOASTERS_LENGTH:
                    if (gameState.ScenarioObjective.MinimumLength >= ObjectiveLengthMax)
                    {
                        ContextShowError(STR_CANT_INCREASE_FURTHER, STR_NONE, {});
                    }
                    else
                    {
                        gameState.ScenarioObjective.MinimumLength += ObjectiveLengthAdjustment;
                        Invalidate();
                    }
                    break;
                case OBJECTIVE_FINISH_5_ROLLERCOASTERS:
                    if (gameState.ScenarioObjective.MinimumExcitement >= ObjectiveExcitementMax)
                    {
                        ContextShowError(STR_CANT_INCREASE_FURTHER, STR_NONE, {});
                    }
                    else
                    {
                        gameState.ScenarioObjective.MinimumExcitement += ObjectiveExcitementAdjustment;
                        Invalidate();
                    }
                    break;
                default:
                    if (gameState.ScenarioObjective.NumGuests >= ObjectiveGuestsMax)
                    {
                        ContextShowError(STR_CANT_INCREASE_FURTHER, STR_NONE, {});
                    }
                    else
                    {
                        gameState.ScenarioObjective.NumGuests += ObjectiveGuestsAdjustment;
                        Invalidate();
                    }
                    break;
            }
        }

        void Arg1Decrease()
        {
            auto& gameState = GetGameState();
            switch (gameState.ScenarioObjective.Type)
            {
                case OBJECTIVE_PARK_VALUE_BY:
                case OBJECTIVE_MONTHLY_RIDE_INCOME:
                case OBJECTIVE_REPAY_LOAN_AND_PARK_VALUE:
                    if (gameState.ScenarioObjective.Currency <= ObjectiveCurrencyLoanAndValueMin)
                    {
                        ContextShowError(STR_CANT_REDUCE_FURTHER, STR_NONE, {});
                    }
                    else
                    {
                        gameState.ScenarioObjective.Currency -= ObjectiveCurrencyLoanAndValueAdjustment;
                        Invalidate();
                    }
                    break;
                case OBJECTIVE_MONTHLY_FOOD_INCOME:
                    if (gameState.ScenarioObjective.Currency <= ObjectiveCurrencyFoodMin)
                    {
                        ContextShowError(STR_CANT_REDUCE_FURTHER, STR_NONE, {});
                    }
                    else
                    {
                        gameState.ScenarioObjective.Currency -= ObjectiveCurrencyFoodAdjustment;
                        Invalidate();
                    }
                    break;
                case OBJECTIVE_10_ROLLERCOASTERS_LENGTH:
                    if (gameState.ScenarioObjective.MinimumLength <= ObjectiveLengthMin)
                    {
                        ContextShowError(STR_CANT_REDUCE_FURTHER, STR_NONE, {});
                    }
                    else
                    {
                        gameState.ScenarioObjective.MinimumLength -= ObjectiveLengthAdjustment;
                        Invalidate();
                    }
                    break;
                case OBJECTIVE_FINISH_5_ROLLERCOASTERS:
                    if (gameState.ScenarioObjective.MinimumExcitement <= ObjectiveExcitementMin)
                    {
                        ContextShowError(STR_CANT_REDUCE_FURTHER, STR_NONE, {});
                    }
                    else
                    {
                        gameState.ScenarioObjective.MinimumExcitement -= ObjectiveExcitementAdjustment;
                        Invalidate();
                    }
                    break;
                default:
                    if (gameState.ScenarioObjective.NumGuests <= ObjectiveGuestsMin)
                    {
                        ContextShowError(STR_CANT_REDUCE_FURTHER, STR_NONE, {});
                    }
                    else
                    {
                        gameState.ScenarioObjective.NumGuests -= ObjectiveGuestsAdjustment;
                        Invalidate();
                    }
                    break;
            }
        }

        void Arg2Increase()
        {
            auto& gameState = GetGameState();
            if (gameState.ScenarioObjective.Year >= ObjectiveYearMax)
            {
                ContextShowError(STR_CANT_INCREASE_FURTHER, STR_NONE, {});
            }
            else
            {
                gameState.ScenarioObjective.Year += ObjectiveYearAdjustment;
                Invalidate();
            }
        }

        void Arg2Decrease()
        {
            auto& gameState = GetGameState();
            if (gameState.ScenarioObjective.Year <= ObjectiveYearMin)
            {
                ContextShowError(STR_CANT_REDUCE_FURTHER, STR_NONE, {});
            }
            else
            {
                gameState.ScenarioObjective.Year -= ObjectiveYearAdjustment;
                Invalidate();
            }
        }

#pragma region Main

        /**
         *
         *  rct2: 0x006719CA
         */
        void OnMouseUpMain(WidgetIndex widgetIndex)
        {
            const auto& gameState = GetGameState();
            switch (widgetIndex)
            {
                case WIDX_PARK_NAME:
                {
                    WindowTextInputRawOpen(
                        this, WIDX_PARK_NAME, STR_PARK_NAME, STR_ENTER_PARK_NAME, {}, gameState.Park.Name.c_str(),
                        ParkNameMaxLength);
                    break;
                }
                case WIDX_SCENARIO_NAME:
                    WindowTextInputRawOpen(
                        this, WIDX_SCENARIO_NAME, STR_SCENARIO_NAME, STR_ENTER_SCENARIO_NAME, {},
                        gameState.ScenarioName.c_str(), ScenarioNameMaxLength);
                    break;
                case WIDX_DETAILS:
                    WindowTextInputRawOpen(
                        this, WIDX_DETAILS, STR_PARK_SCENARIO_DETAILS, STR_ENTER_SCENARIO_DESCRIPTION, {},
                        gameState.ScenarioDetails.c_str(), ScenarioDetailsNameMaxLength);
                    break;
            }
        }

        /**
         *
         *  rct2: 0x00672254
         */
        void OnResizeMain()
        {
            WindowSetResize(*this, 450, 229, 450, 229);
        }

        /**
         *
         *  rct2: 0x00671A0D
         */
        void OnMouseDownMain(WidgetIndex widgetIndex)
        {
            switch (widgetIndex)
            {
                case WIDX_OBJECTIVE_DROPDOWN:
                    ShowObjectiveDropdown();
                    break;
                case WIDX_OBJECTIVE_ARG_1_INCREASE:
                    Arg1Increase();
                    break;
                case WIDX_OBJECTIVE_ARG_1_DECREASE:
                    Arg1Decrease();
                    break;
                case WIDX_OBJECTIVE_ARG_2_INCREASE:
                    Arg2Increase();
                    break;
                case WIDX_OBJECTIVE_ARG_2_DECREASE:
                    Arg2Decrease();
                    break;
                case WIDX_CATEGORY_DROPDOWN:
                    ShowCategoryDropdown();
                    break;
            }
        }

        /**
         *
         *  rct2: 0x00671A54
         */
        void OnDropdownMain(WidgetIndex widgetIndex, int32_t dropdownIndex)
        {
            auto& gameState = GetGameState();
            uint8_t newObjectiveType;

            if (dropdownIndex == -1)
                return;

            switch (widgetIndex)
            {
                case WIDX_OBJECTIVE_DROPDOWN:
                    // TODO: Don't rely on string ID order
                    newObjectiveType = static_cast<uint8_t>(gDropdownItems[dropdownIndex].Args - STR_OBJECTIVE_DROPDOWN_NONE);
                    if (gameState.ScenarioObjective.Type != newObjectiveType)
                        SetObjective(newObjectiveType);
                    break;
                case WIDX_CATEGORY_DROPDOWN:
                    if (gameState.ScenarioCategory != static_cast<uint8_t>(dropdownIndex))
                    {
                        gameState.ScenarioCategory = static_cast<SCENARIO_CATEGORY>(dropdownIndex);
                        Invalidate();
                    }
                    break;
            }
        }

        /**
         *
         *  rct2: 0x006721E7
         */
        void OnUpdateMain()
        {
            uint8_t objectiveType;

            frame_no++;
            OnPrepareDraw();
            InvalidateWidget(WIDX_TAB_1);

            objectiveType = GetGameState().ScenarioObjective.Type;

            // Check if objective is allowed by money and pay-per-ride settings.
            const bool objectiveAllowedByMoneyUsage = !(GetGameState().Park.Flags & PARK_FLAGS_NO_MONEY)
                || !ObjectiveNeedsMoney(objectiveType);
            // This objective can only work if the player can ask money for rides.
            const bool objectiveAllowedByPaymentSettings = (objectiveType != OBJECTIVE_MONTHLY_RIDE_INCOME)
                || Park::RidePricesUnlocked();
            if (!objectiveAllowedByMoneyUsage || !objectiveAllowedByPaymentSettings)
            {
                // Reset objective
                SetObjective(OBJECTIVE_GUESTS_AND_RATING);
            }
        }

        /**
         *
         *  rct2: 0x00671A73
         */
        void OnTextInputMain(WidgetIndex widgetIndex, std::string_view text)
        {
            if (text.empty())
                return;

            auto& gameState = GetGameState();
            switch (widgetIndex)
            {
                case WIDX_PARK_NAME:
                {
                    auto action = ParkSetNameAction(std::string(text));
                    GameActions::Execute(&action);

                    if (gameState.ScenarioName.empty())
                    {
                        gameState.ScenarioName = gameState.Park.Name;
                    }
                    break;
                }
                case WIDX_SCENARIO_NAME:
                    gameState.ScenarioName = text;
                    Invalidate();
                    break;
                case WIDX_DETAILS:
                    gameState.ScenarioDetails = text;
                    Invalidate();
                    break;
            }
        }

        /**
         *
         *  rct2: 0x0067161C
         */
        void OnPrepareDrawMain()
        {
            auto& gameState = GetGameState();
            auto widgetsToSet = window_editor_objective_options_widgets[page];
            if (widgets != widgetsToSet)
            {
                widgets = widgetsToSet;
                InitScrollWidgets();
            }

            SetPressedTab();

            switch (gameState.ScenarioObjective.Type)
            {
                case OBJECTIVE_GUESTS_BY:
                case OBJECTIVE_PARK_VALUE_BY:
                    window_editor_objective_options_main_widgets[WIDX_OBJECTIVE_ARG_1].type = WindowWidgetType::Spinner;
                    window_editor_objective_options_main_widgets[WIDX_OBJECTIVE_ARG_1_INCREASE].type = WindowWidgetType::Button;
                    window_editor_objective_options_main_widgets[WIDX_OBJECTIVE_ARG_1_DECREASE].type = WindowWidgetType::Button;
                    window_editor_objective_options_main_widgets[WIDX_OBJECTIVE_ARG_2].type = WindowWidgetType::Spinner;
                    window_editor_objective_options_main_widgets[WIDX_OBJECTIVE_ARG_2_INCREASE].type = WindowWidgetType::Button;
                    window_editor_objective_options_main_widgets[WIDX_OBJECTIVE_ARG_2_DECREASE].type = WindowWidgetType::Button;
                    break;
                case OBJECTIVE_GUESTS_AND_RATING:
                case OBJECTIVE_MONTHLY_RIDE_INCOME:
                case OBJECTIVE_10_ROLLERCOASTERS_LENGTH:
                case OBJECTIVE_FINISH_5_ROLLERCOASTERS:
                case OBJECTIVE_REPAY_LOAN_AND_PARK_VALUE:
                case OBJECTIVE_MONTHLY_FOOD_INCOME:
                    window_editor_objective_options_main_widgets[WIDX_OBJECTIVE_ARG_1].type = WindowWidgetType::Spinner;
                    window_editor_objective_options_main_widgets[WIDX_OBJECTIVE_ARG_1_INCREASE].type = WindowWidgetType::Button;
                    window_editor_objective_options_main_widgets[WIDX_OBJECTIVE_ARG_1_DECREASE].type = WindowWidgetType::Button;
                    window_editor_objective_options_main_widgets[WIDX_OBJECTIVE_ARG_2].type = WindowWidgetType::Empty;
                    window_editor_objective_options_main_widgets[WIDX_OBJECTIVE_ARG_2_INCREASE].type = WindowWidgetType::Empty;
                    window_editor_objective_options_main_widgets[WIDX_OBJECTIVE_ARG_2_DECREASE].type = WindowWidgetType::Empty;
                    break;
                default:
                    window_editor_objective_options_main_widgets[WIDX_OBJECTIVE_ARG_1].type = WindowWidgetType::Empty;
                    window_editor_objective_options_main_widgets[WIDX_OBJECTIVE_ARG_1_INCREASE].type = WindowWidgetType::Empty;
                    window_editor_objective_options_main_widgets[WIDX_OBJECTIVE_ARG_1_DECREASE].type = WindowWidgetType::Empty;
                    window_editor_objective_options_main_widgets[WIDX_OBJECTIVE_ARG_2].type = WindowWidgetType::Empty;
                    window_editor_objective_options_main_widgets[WIDX_OBJECTIVE_ARG_2_INCREASE].type = WindowWidgetType::Empty;
                    window_editor_objective_options_main_widgets[WIDX_OBJECTIVE_ARG_2_DECREASE].type = WindowWidgetType::Empty;
                    break;
            }

            window_editor_objective_options_main_widgets[WIDX_CLOSE].type = (gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR)
                ? WindowWidgetType::Empty
                : WindowWidgetType::CloseBox;

            AnchorBorderWidgets();
        }

        /**
         *
         *  rct2: 0x0067161C
         */
        void OnDrawMain(DrawPixelInfo& dpi)
        {
            const auto& gameState = GetGameState();
            int32_t widthToSet;
            StringId stringId;

            DrawWidgets(dpi);
            DrawTabImages(dpi);

            // Objective label
            auto screenCoords = windowPos + ScreenCoordsXY{ 8, widgets[WIDX_OBJECTIVE].top };
            DrawTextBasic(dpi, screenCoords, STR_OBJECTIVE_WINDOW);

            // Objective value
            screenCoords = windowPos + ScreenCoordsXY{ widgets[WIDX_OBJECTIVE].left + 1, widgets[WIDX_OBJECTIVE].top };
            auto ft = Formatter();
            ft.Add<StringId>(ObjectiveDropdownOptionNames[gameState.ScenarioObjective.Type]);
            DrawTextBasic(dpi, screenCoords, STR_WINDOW_COLOUR_2_STRINGID, ft);

            if (widgets[WIDX_OBJECTIVE_ARG_1].type != WindowWidgetType::Empty)
            {
                // Objective argument 1 label
                screenCoords = windowPos + ScreenCoordsXY{ 28, widgets[WIDX_OBJECTIVE_ARG_1].top };
                switch (gameState.ScenarioObjective.Type)
                {
                    case OBJECTIVE_GUESTS_BY:
                    case OBJECTIVE_GUESTS_AND_RATING:
                        stringId = STR_WINDOW_OBJECTIVE_GUEST_COUNT;
                        break;
                    case OBJECTIVE_PARK_VALUE_BY:
                    case OBJECTIVE_REPAY_LOAN_AND_PARK_VALUE:
                        stringId = STR_WINDOW_OBJECTIVE_PARK_VALUE;
                        break;
                    case OBJECTIVE_MONTHLY_RIDE_INCOME:
                        stringId = STR_WINDOW_OBJECTIVE_MONTHLY_INCOME;
                        break;
                    case OBJECTIVE_MONTHLY_FOOD_INCOME:
                        stringId = STR_WINDOW_OBJECTIVE_MONTHLY_PROFIT;
                        break;
                    case OBJECTIVE_10_ROLLERCOASTERS_LENGTH:
                        stringId = STR_WINDOW_OBJECTIVE_MINIMUM_LENGTH;
                        break;
                    default:
                        stringId = STR_WINDOW_OBJECTIVE_EXCITEMENT_RATING;
                        break;
                }
                DrawTextBasic(dpi, screenCoords, stringId);

                // Objective argument 1 value
                screenCoords = windowPos
                    + ScreenCoordsXY{ widgets[WIDX_OBJECTIVE_ARG_1].left + 1, widgets[WIDX_OBJECTIVE_ARG_1].top };
                ft = Formatter();
                switch (gameState.ScenarioObjective.Type)
                {
                    case OBJECTIVE_GUESTS_BY:
                    case OBJECTIVE_GUESTS_AND_RATING:
                        stringId = STR_WINDOW_COLOUR_2_COMMA32;
                        ft.Add<int32_t>(gameState.ScenarioObjective.NumGuests);
                        break;
                    case OBJECTIVE_PARK_VALUE_BY:
                    case OBJECTIVE_REPAY_LOAN_AND_PARK_VALUE:
                    case OBJECTIVE_MONTHLY_RIDE_INCOME:
                    case OBJECTIVE_MONTHLY_FOOD_INCOME:
                        stringId = STR_CURRENCY_FORMAT_LABEL;
                        ft.Add<money64>(gameState.ScenarioObjective.Currency);
                        break;
                    case OBJECTIVE_10_ROLLERCOASTERS_LENGTH:
                        stringId = STR_WINDOW_COLOUR_2_LENGTH;
                        ft.Add<uint16_t>(gameState.ScenarioObjective.MinimumLength);
                        break;
                    case OBJECTIVE_FINISH_5_ROLLERCOASTERS:
                        stringId = STR_WINDOW_COLOUR_2_COMMA2DP32;
                        ft.Add<uint16_t>(gameState.ScenarioObjective.MinimumExcitement);
                        break;
                    default:
                        stringId = STR_WINDOW_COLOUR_2_COMMA2DP32;
                        ft.Add<money64>(gameState.ScenarioObjective.Currency);
                        break;
                }
                DrawTextBasic(dpi, screenCoords, stringId, ft, COLOUR_BLACK);
            }

            if (widgets[WIDX_OBJECTIVE_ARG_2].type != WindowWidgetType::Empty)
            {
                // Objective argument 2 label
                screenCoords = windowPos + ScreenCoordsXY{ 28, widgets[WIDX_OBJECTIVE_ARG_2].top };
                DrawTextBasic(dpi, screenCoords, STR_WINDOW_OBJECTIVE_DATE);

                // Objective argument 2 value
                screenCoords = windowPos
                    + ScreenCoordsXY{ widgets[WIDX_OBJECTIVE_ARG_2].left + 1, widgets[WIDX_OBJECTIVE_ARG_2].top };
                ft = Formatter();
                ft.Add<uint16_t>((gameState.ScenarioObjective.Year * MONTH_COUNT) - 1);
                DrawTextBasic(dpi, screenCoords, STR_WINDOW_OBJECTIVE_VALUE_DATE, ft);
            }

            // Park name
            screenCoords = windowPos + ScreenCoordsXY{ 8, widgets[WIDX_PARK_NAME].top };
            widthToSet = widgets[WIDX_PARK_NAME].left - 16;

            {
                auto parkName = OpenRCT2::GetGameState().Park.Name.c_str();

                ft = Formatter();
                ft.Add<StringId>(STR_STRING);
                ft.Add<const char*>(parkName);
                DrawTextEllipsised(dpi, screenCoords, widthToSet, STR_WINDOW_PARK_NAME, ft);
            }

            // Scenario name
            screenCoords = windowPos + ScreenCoordsXY{ 8, widgets[WIDX_SCENARIO_NAME].top };
            widthToSet = widgets[WIDX_SCENARIO_NAME].left - 16;

            ft = Formatter();
            ft.Add<StringId>(STR_STRING);
            ft.Add<const char*>(gameState.ScenarioName.c_str());
            DrawTextEllipsised(dpi, screenCoords, widthToSet, STR_WINDOW_SCENARIO_NAME, ft);

            // Scenario details label
            screenCoords = windowPos + ScreenCoordsXY{ 8, widgets[WIDX_DETAILS].top };
            DrawTextBasic(dpi, screenCoords, STR_WINDOW_PARK_DETAILS);

            // Scenario details value
            screenCoords = windowPos + ScreenCoordsXY{ 16, widgets[WIDX_DETAILS].top + 10 };
            widthToSet = widgets[WIDX_DETAILS].left - 4;

            ft = Formatter();
            ft.Add<StringId>(STR_STRING);
            ft.Add<const char*>(gameState.ScenarioDetails.c_str());
            DrawTextWrapped(dpi, screenCoords, widthToSet, STR_BLACK_STRING, ft);

            // Scenario category label
            screenCoords = windowPos + ScreenCoordsXY{ 8, widgets[WIDX_CATEGORY].top };
            DrawTextBasic(dpi, screenCoords, STR_WINDOW_SCENARIO_GROUP);

            // Scenario category value
            screenCoords = windowPos + ScreenCoordsXY{ widgets[WIDX_CATEGORY].left + 1, widgets[WIDX_CATEGORY].top };
            ft = Formatter();
            ft.Add<StringId>(ScenarioCategoryStringIds[gameState.ScenarioCategory]);
            DrawTextBasic(dpi, screenCoords, STR_WINDOW_COLOUR_2_STRINGID, ft);
        }

#pragma endregion

#pragma region Rides

        /**
         *
         *  rct2: 0x006725A8
         */
        void OnResizeRides()
        {
            WindowSetResize(*this, 380, 224, 380, 224);
        }

        /**
         *
         *  rct2: 0x00672544
         */
        void OnUpdateRides()
        {
            frame_no++;
            OnPrepareDraw();
            OnResize();
            InvalidateWidget(WIDX_TAB_2);

            const auto oldSize = _rideableRides.size();
            _rideableRides.clear();
            for (auto& currentRide : GetRideManager())
            {
                if (currentRide.IsRide())
                {
                    _rideableRides.push_back(currentRide.id);
                }
            }

            if (oldSize != _rideableRides.size())
            {
                Invalidate();
            }
        }

        /**
         *
         *  rct2: 0x006724BF
         */
        ScreenSize OnScrollGetSizeRides(int32_t scrollIndex)
        {
            ScreenSize newSize;
            newSize.height = static_cast<int32_t>(_rideableRides.size()) * 10;

            return newSize;
        }

        /**
         *
         *  rct2: 0x006724FC
         */
        void OnScrollMouseDownRides(int32_t scrollIndex, const ScreenCoordsXY& screenCoords)
        {
            auto i = screenCoords.y / 12;
            if (i < 0 || i >= static_cast<int32_t>(_rideableRides.size()))
                return;

            auto* currentRide = GetRide(_rideableRides[i]);
            if (currentRide != nullptr)
            {
                currentRide->lifecycle_flags ^= RIDE_LIFECYCLE_INDESTRUCTIBLE;
            }
            Invalidate();
        }

        /**
         *
         *  rct2: 0x006724CC
         */
        void OnScrollMouseOverRides(int32_t scrollIndex, const ScreenCoordsXY& screenCoords)
        {
            int32_t i;

            i = screenCoords.y / 12;
            if (i < 0 || i >= static_cast<int32_t>(_rideableRides.size()))
                return;

            if (selected_list_item != i)
            {
                selected_list_item = i;
                Invalidate();
            }
        }

        /**
         *
         *  rct2: 0x006722B5
         */
        void OnPrepareDrawRides()
        {
            Widget* widgetsToSet = window_editor_objective_options_widgets[page];
            if (widgets != widgetsToSet)
            {
                widgets = widgetsToSet;
                InitScrollWidgets();
            }

            SetPressedTab();

            window_editor_objective_options_main_widgets[WIDX_CLOSE].type = (gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR)
                ? WindowWidgetType::Empty
                : WindowWidgetType::CloseBox;

            AnchorBorderWidgets();
        }

        /**
         *
         *  rct2: 0x00672340
         */
        void OnDrawRides(DrawPixelInfo& dpi)
        {
            DrawWidgets(dpi);
            DrawTabImages(dpi);

            DrawTextBasic(
                dpi, windowPos + ScreenCoordsXY{ 6, widgets[WIDX_PAGE_BACKGROUND].top + 3 }, STR_WINDOW_PRESERVATION_ORDER);
        }

        /**
         *
         *  rct2: 0x0067236F
         */
        void OnScrollDrawRides(DrawPixelInfo& dpi, int32_t scrollIndex)
        {
            int32_t colour = ColourMapA[colours[1]].mid_light;
            GfxFillRect(dpi, { { dpi.x, dpi.y }, { dpi.x + dpi.width - 1, dpi.y + dpi.height - 1 } }, colour);

            for (int32_t i = 0; i < static_cast<int32_t>(_rideableRides.size()); i++)
            {
                int32_t y = i * 12;

                if (y + 12 < dpi.y || y >= dpi.y + dpi.height)
                    continue;

                // Checkbox
                GfxFillRectInset(dpi, { { 2, y }, { 11, y + 10 } }, colours[1], INSET_RECT_F_E0);

                // Highlighted
                auto stringId = STR_BLACK_STRING;
                if (i == selected_list_item)
                {
                    stringId = STR_WINDOW_COLOUR_2_STRINGID;
                    GfxFilterRect(dpi, { 0, y, width, y + 11 }, FilterPaletteID::PaletteDarken1);
                }

                // Checkbox mark
                auto* currentRide = GetRide(_rideableRides[i]);
                if (currentRide != nullptr)
                {
                    if (currentRide->lifecycle_flags & RIDE_LIFECYCLE_INDESTRUCTIBLE)
                    {
                        auto darkness = stringId == STR_WINDOW_COLOUR_2_STRINGID ? TextDarkness::ExtraDark : TextDarkness::Dark;
                        GfxDrawString(
                            dpi, { 2, y }, static_cast<const char*>(CheckBoxMarkString),
                            { static_cast<colour_t>(colours[1] & 0x7F), FontStyle::Medium, darkness });
                    }

                    // Ride name

                    Formatter ft;
                    currentRide->FormatNameTo(ft);
                    DrawTextBasic(dpi, { 15, y }, stringId, ft);
                }
            }
        }

#pragma endregion
    };

    /**
     *
     *  rct2: 0x0067137D
     */
    WindowBase* EditorObjectiveOptionsOpen()
    {
        auto window = WindowBringToFrontByClass(WindowClass::EditorObjectiveOptions);
        if (window != nullptr)
            return window;

        window = WindowCreate<EditorObjectiveOptionsWindow>(
            WindowClass::EditorObjectiveOptions, 450, 225, WF_10 | WF_CENTRE_SCREEN);

        return window;
    }
} // namespace OpenRCT2::Ui::Windows