// Copyright (c) 2017-2021, Mudita Sp. z.o.o. All rights reserved.
// For licensing, see https://github.com/mudita/MuditaOS/LICENSE.md

#pragma once

#include <gui/widgets/BoxLayout.hpp>
#include <gui/widgets/TextConstants.hpp>
#include <time/time_locale.hpp>

#include <string>

namespace gui
{
    class TextSpinner;
    class TimeSetSpinner;

    /// Time set spinner widget class with option for dynamic switching between 24/12-hour format
    /// Automatically recalculates hour upon switching format
    /// Can be used as a basic time displaying widget when @ref EditMode set to 'Browse'
    /// @ref KeyCode::KEY_ENTER switches hour -> minute -> time format
    /// @ref KeyCode::KEY_RF switches back
    /// Two time formats are supported:
    /// utils::time::Locale::TimeFormat::FormatTime12H
    /// utils::time::Locale::TimeFormat::FormatTime24H
    class TimeSetFmtSpinner : public HBox
    {
      public:
        explicit TimeSetFmtSpinner(
            Item *parent                               = nullptr,
            uint32_t x                                 = 0U,
            uint32_t y                                 = 0U,
            uint32_t w                                 = 0U,
            uint32_t h                                 = 0U,
            utils::time::Locale::TimeFormat timeFormat = utils::time::Locale::TimeFormat::FormatTime12H);

        /// Switches currently displayed time format
        auto setTimeFormat(utils::time::Locale::TimeFormat fmt) noexcept -> void;
        auto setHour(int value) noexcept -> void;
        auto setMinute(int value) noexcept -> void;
        auto setEditMode(EditMode newEditMode) noexcept -> void;
        auto setFont(std::string newFontName) noexcept -> void;
        [[nodiscard]] auto getHour() const noexcept -> int;
        [[nodiscard]] auto getMinute() const noexcept -> int;

      private:
        enum class TraverseDir : bool
        {
            Left,
            Right
        };

        [[nodiscard]] auto getFontHeight() const noexcept -> uint16_t;
        [[nodiscard]] auto getMinimumFmtSize() const noexcept -> std::pair<Length, Length>;

        [[nodiscard]] auto isPm(std::string_view str) const noexcept -> bool;
        auto onInput(const InputEvent &inputEvent) -> bool override;
        auto handleEnterKey() -> bool;
        auto handleRightFunctionKey() -> bool;

        TimeSetSpinner *timeSetSpinner             = nullptr;
        TextSpinner *fmt                           = nullptr;
        EditMode editMode                          = EditMode::Edit;
        std::string fontName                       = style::window::font::supersizemelight;
        utils::time::Locale::TimeFormat timeFormat = utils::time::Locale::TimeFormat::FormatTime12H;
    };

} // namespace gui