/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.

For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#pragma once

#include "mtproto/dc_options.h"
#include "main/main_settings.h"
#include "storage/storage_account.h"

namespace MTP {
class AuthKey;
} // namespace MTP

namespace Storage {
namespace details {

struct ReadSettingsContext {
	[[nodiscard]] Main::Settings &sessionSettings() {
		if (!sessionSettingsStorage) {
			sessionSettingsStorage = std::make_unique<Main::Settings>();
		}
		return *sessionSettingsStorage;
	}

	// This field is read in ReadSetting.
	bool hasCustomDayBackground = false;

	// Those fields are written in ReadSetting.
	MTP::DcOptions dcOptions;

	qint64 cacheTotalSizeLimit = 0;
	qint32 cacheTotalTimeLimit = 0;
	qint64 cacheBigFileTotalSizeLimit = 0;
	qint32 cacheBigFileTotalTimeLimit = 0;

	std::unique_ptr<Main::Settings> sessionSettingsStorage;

	FileKey themeKeyLegacy = 0;
	FileKey themeKeyDay = 0;
	FileKey themeKeyNight = 0;
	FileKey langPackKey = 0;
	FileKey languagesKey = 0;

	QByteArray callSettings;

	QByteArray mtpAuthorization;
	std::vector<std::shared_ptr<MTP::AuthKey>> mtpLegacyKeys;
	qint32 mtpLegacyMainDcId = 0;
	qint32 mtpLegacyUserId = 0;

	bool tileDay = false;
	bool tileNight = true;
};

[[nodiscard]] bool ReadSetting(
	quint32 blockId,
	QDataStream &stream,
	int version,
	ReadSettingsContext &context);

enum {
	dbiKey = 0x00,
	dbiUser = 0x01,
	dbiDcOptionOldOld = 0x02,
	dbiChatSizeMax = 0x03,
	dbiMutePeer = 0x04,
	dbiSendKeyOld = 0x05,
	dbiAutoStart = 0x06,
	dbiStartMinimized = 0x07,
	dbiSoundFlashBounceNotify = 0x08,
	dbiWorkMode = 0x09,
	dbiSeenTrayTooltip = 0x0a,
	dbiDesktopNotify = 0x0b,
	dbiAutoUpdate = 0x0c,
	dbiLastUpdateCheck = 0x0d,
	dbiWindowPosition = 0x0e,
	dbiConnectionTypeOld = 0x0f,
	// 0x10 reserved
	dbiDefaultAttach = 0x11,
	dbiCatsAndDogs = 0x12,
	dbiReplaceEmojiOld = 0x13,
	dbiAskDownloadPath = 0x14,
	dbiDownloadPathOld = 0x15,
	dbiScaleOld = 0x16,
	dbiEmojiTabOld = 0x17,
	dbiRecentEmojiOldOld = 0x18,
	dbiLoggedPhoneNumber = 0x19,
	dbiMutedPeers = 0x1a,
	// 0x1b reserved
	dbiNotifyView = 0x1c,
	dbiSendToMenu = 0x1d,
	dbiCompressPastedImage = 0x1e,
	dbiLangOld = 0x1f,
	dbiLangFileOld = 0x20,
	dbiTileBackgroundOld = 0x21,
	dbiAutoLock = 0x22,
	dbiDialogLastPath = 0x23,
	dbiRecentEmojiOld = 0x24,
	dbiEmojiVariantsOld = 0x25,
	dbiRecentStickers = 0x26,
	dbiDcOptionOld = 0x27,
	dbiTryIPv6 = 0x28,
	dbiSongVolume = 0x29,
	dbiWindowsNotificationsOld = 0x30,
	dbiIncludeMutedOld = 0x31,
	dbiMegagroupSizeMax = 0x32,
	dbiDownloadPath = 0x33,
	dbiAutoDownloadOld = 0x34,
	dbiSavedGifsLimit = 0x35,
	dbiShowingSavedGifsOld = 0x36,
	dbiAutoPlayOld = 0x37,
	dbiAdaptiveForWide = 0x38,
	dbiHiddenPinnedMessages = 0x39,
	dbiRecentEmoji = 0x3a,
	dbiEmojiVariants = 0x3b,
	dbiDialogsModeOld = 0x40,
	dbiModerateMode = 0x41,
	dbiVideoVolume = 0x42,
	dbiStickersRecentLimit = 0x43,
	dbiNativeNotifications = 0x44,
	dbiNotificationsCount = 0x45,
	dbiNotificationsCorner = 0x46,
	dbiThemeKeyOld = 0x47,
	dbiDialogsWidthRatioOld = 0x48,
	dbiUseExternalVideoPlayer = 0x49,
	dbiDcOptions = 0x4a,
	dbiMtpAuthorization = 0x4b,
	dbiLastSeenWarningSeenOld = 0x4c,
	dbiSessionSettings = 0x4d,
	dbiLangPackKey = 0x4e,
	dbiConnectionType = 0x4f,
	dbiStickersFavedLimit = 0x50,
	dbiSuggestStickersByEmojiOld = 0x51,
	dbiSuggestEmojiOld = 0x52,
	dbiTxtDomainStringOld = 0x53,
	dbiThemeKey = 0x54,
	dbiTileBackground = 0x55,
	dbiCacheSettingsOld = 0x56,
	dbiAnimationsDisabled = 0x57,
	dbiScalePercent = 0x58,
	dbiPlaybackSpeed = 0x59,
	dbiLanguagesKey = 0x5a,
	dbiCallSettings = 0x5b,
	dbiCacheSettings = 0x5c,
	dbiTxtDomainString = 0x5d,
	dbiApplicationSettings = 0x5e,
	dbiDialogsFilters = 0x5f,

	dbiEncryptedWithSalt = 333,
	dbiEncrypted = 444,

	// 500-600 reserved

	dbiVersion = 666,
};

enum {
	dbictAuto = 0,
	dbictHttpAuto = 1, // not used
	dbictHttpProxy = 2,
	dbictTcpProxy = 3,
	dbictProxiesListOld = 4,
	dbictProxiesList = 5,
};

inline constexpr auto kProxyTypeShift = 1024;

} // namespace details
} // namespace Storage