# This file is part of Gajim.
#
# SPDX-License-Identifier: GPL-3.0-only

from __future__ import annotations

from typing import NamedTuple

from dataclasses import dataclass
from datetime import datetime
from datetime import UTC
from enum import Enum
from enum import IntEnum
from enum import unique
from functools import total_ordering

from gi.repository import GdkPixbuf
from gi.repository import Gio
from nbxmpp.const import PresenceShow
from nbxmpp.namespaces import Namespace
from nbxmpp.protocol import JID
from PIL import Image

from gajim.common.i18n import _
from gajim.common.i18n import p_

STOP_EVENT = True
PROPAGATE_EVENT = False

MAX_MESSAGE_CORRECTION_DELAY = 3600


class EncryptionInfoMsg(Enum):
    BAD_OMEMO_CONFIG = _('This chat’s configuration is unsuitable for '
                         'encryption with OMEMO. To use OMEMO in this chat, '
                         'it should be non-anonymous and members-only.')
    NO_FINGERPRINTS = _('To send an encrypted message, you have to decide '
                        'whether to trust the device of your contact.')
    QUERY_DEVICES = _('No devices found to encrypt this message to. '
                      'Querying for devices now…')
    UNDECIDED_FINGERPRINTS = _('There are devices for which you have not made '
                               'a trust decision yet.')
    SESSION_BUILD = _('Successfully build new session with {device_id}.')


class Entity(NamedTuple):
    jid: JID
    node: str
    hash: str
    method: str


class RowHeaderType(IntEnum):
    CONVERSATIONS = 0
    PINNED = 1


class AvatarSize(IntEnum):
    TAB = 16
    SHOW_CIRCLE = 24
    SMALL = 24
    ROSTER = 32
    START_CHAT = 32
    VCARD_HEADER = 40
    ACCOUNT_SIDE_BAR = 24
    ACCOUNT_SIDE_BAR_WARNING = 20
    WORKSPACE = 36
    WORKSPACE_EDIT = 100
    CHAT = 48
    MESSAGE_REPLY = 24
    NOTIFICATION = 96
    CALL = 100
    CALL_BIG = 200
    GROUP_INFO = 100
    TOOLTIP = 72
    ACCOUNT_PAGE = 150
    ACTIVITY_PAGE = 100
    VCARD = 200
    PUBLISH = 200


class ArchiveState:
    NEVER = None
    ALL = datetime(1970, 1, 1, tzinfo=UTC)


@unique
class PathLocation(IntEnum):
    CONFIG = 0
    CACHE = 1
    DATA = 2
    NONE = 3


@unique
class PathType(IntEnum):
    FILE = 0
    FOLDER = 1
    FOLDER_OPTIONAL = 2


@unique
class StyleAttr(Enum):
    COLOR = 'color'
    BACKGROUND = 'background'
    FONT = 'font'


@unique
class CSSPriority(IntEnum):
    PRE_THEME = 199
    APPLICATION = 600
    APPLICATION_DARK = 601
    DEFAULT_THEME = 610
    DEFAULT_THEME_DARK = 611
    USER_THEME = 650


@unique
class ButtonAction(Enum):
    DESTRUCTIVE = 'destructive-action'
    SUGGESTED = 'suggested-action'


@unique
class IdleState(Enum):
    UNKNOWN = 'unknown'
    XA = 'xa'
    AWAY = 'away'
    AWAKE = 'online'


class SyncThreshold(IntEnum):
    NO_SYNC = -1
    NO_THRESHOLD = 0

    def __str__(self):
        return str(self.value)


class MUCUser(IntEnum):
    JID = 0
    NICK = 1
    REASON = 1
    NICK_OR_REASON = 1
    ROLE = 2
    AFFILIATION = 3
    AFFILIATION_TEXT = 4


@unique
class Trust(IntEnum):
    UNTRUSTED = 0
    UNDECIDED = 1
    BLIND = 2
    VERIFIED = 3


class Direction(IntEnum):
    NEXT = 0
    PREV = 1


class Display(Enum):
    X11 = 'X11Display'
    WAYLAND = 'GdkWaylandDisplay'
    WIN32 = 'GdkWin32Display'
    QUARTZ = 'GdkQuartzDisplay'


# https://xmpp.org/registrar/querytypes.html
class XmppUriQuery(Enum):
    NONE = ''
    MESSAGE = 'message'
    JOIN = 'join'

    @staticmethod
    def from_str(s: str) -> XmppUriQuery | None:
        try:
            return XmppUriQuery(s)
        except ValueError:
            return None

    @staticmethod
    def from_str_or_none(s: str) -> XmppUriQuery:
        qtype = XmppUriQuery.from_str(s)
        if qtype:
            return qtype
        return XmppUriQuery.NONE


class MUCJoinedState(Enum):
    JOINED = 'joined'
    NOT_JOINED = 'not joined'
    BEFORE_JOINING = 'before joining'
    JOINING = 'joining'
    CREATING = 'creating'
    CAPTCHA_REQUEST = 'captcha in progress'
    CAPTCHA_FAILED = 'captcha failed'
    PASSWORD_REQUEST = 'password request'  # noqa: S105

    def __str__(self):
        return self.name

    @property
    def is_joined(self):
        return self == MUCJoinedState.JOINED

    @property
    def is_not_joined(self):
        return self == MUCJoinedState.NOT_JOINED

    @property
    def is_joining(self):
        return self == MUCJoinedState.JOINING

    @property
    def is_before_joining(self):
        return self == MUCJoinedState.BEFORE_JOINING

    @property
    def is_creating(self):
        return self == MUCJoinedState.CREATING

    @property
    def is_captcha_request(self):
        return self == MUCJoinedState.CAPTCHA_REQUEST

    @property
    def is_captcha_failed(self):
        return self == MUCJoinedState.CAPTCHA_FAILED

    @property
    def is_password_request(self):
        return self == MUCJoinedState.PASSWORD_REQUEST


class ClientState(IntEnum):
    DISCONNECTING = 0
    DISCONNECTED = 1
    RECONNECT_SCHEDULED = 2
    CONNECTING = 3
    CONNECTED = 4
    AVAILABLE = 5

    @property
    def is_disconnecting(self):
        return self == ClientState.DISCONNECTING

    @property
    def is_disconnected(self):
        return self == ClientState.DISCONNECTED

    @property
    def is_reconnect_scheduled(self):
        return self == ClientState.RECONNECT_SCHEDULED

    @property
    def is_connecting(self):
        return self == ClientState.CONNECTING

    @property
    def is_connected(self):
        return self == ClientState.CONNECTED

    @property
    def is_available(self):
        return self == ClientState.AVAILABLE


class SimpleClientState(Enum):
    CONNECTING = 'connecting'
    DISCONNECTED = 'disconnected'
    CONNECTED = 'connected'
    RESUME_IN_PROGRESS = 'resume-in-progress'

    @property
    def is_connecting(self):
        return self == SimpleClientState.CONNECTING

    @property
    def is_connected(self):
        return self == SimpleClientState.CONNECTED

    @property
    def is_disconnected(self):
        return self == SimpleClientState.DISCONNECTED

    @property
    def is_resume_in_progress(self):
        return self == SimpleClientState.RESUME_IN_PROGRESS


class JingleState(Enum):
    NULL = 'stop'
    CONNECTING = 'connecting'
    CONNECTION_RECEIVED = 'connection_received'
    CONNECTED = 'connected'
    ERROR = 'error'

    def __str__(self):
        return self.value


class CallType(Enum):
    AUDIO = 'audio'
    VIDEO = 'video'


@dataclass
class Draft:
    text: str
    reply_pk: int | None


MUC_CREATION_EXAMPLES = [
    (p_('Group chat name', 'Team'),
     p_('Group chat description', 'Project discussion'),
     p_('Group chat address', 'team')),
    (p_('Group chat name', 'Family'),
     p_('Group chat description', 'Spring gathering'),
     p_('Group chat address', 'family')),
    (p_('Group chat name', 'Vacation'),
     p_('Group chat description', 'Trip planning'),
     p_('Group chat address', 'vacation')),
    (p_('Group chat name', 'Repairs'),
     p_('Group chat description', 'Local help group'),
     p_('Group chat address', 'repairs')),
    (p_('Group chat name', 'News'),
     p_('Group chat description', 'Local news and reports'),
     p_('Group chat address', 'news')),
]


MUC_DISCO_ERRORS = {
    'remote-server-not-found': _('Remote server not found'),
    'remote-server-timeout': _('Remote server timeout'),
    'service-unavailable': _('Address does not belong to a group chat server'),
    'subscription-required': _(
        'Address does not belong to a group chat server'),
    'not-muc-service': _('Address does not belong to a group chat server'),
    'already-exists': _('Group chat already exists'),
    'item-not-found': _('Group chat does not exist'),
    'gone': _('Group chat is closed'),
}


EME_MESSAGES = {
    'urn:xmpp:otr:0':
        _('This message was encrypted with OTR '
          'and could not be decrypted.'),
    'jabber:x:encrypted':
        _('This message was encrypted with Legacy '
          'OpenPGP and could not be decrypted. You can install '
          'the PGP plugin to handle those messages.'),
    'urn:xmpp:openpgp:0':
        _('This message was encrypted with '
          'OpenPGP for XMPP and could not be decrypted. You can install '
          'the OpenPGP plugin to handle those messages.'),
    'fallback':
        _('This message was encrypted with %s '
          'and could not be decrypted.')
}


LOCATION_DATA = {
    'accuracy': _('accuracy'),
    'alt': _('alt'),
    'area': _('area'),
    'bearing': _('bearing'),
    'building': _('building'),
    'country': _('country'),
    'countrycode': _('countrycode'),
    'datum': _('datum'),
    'description': _('description'),
    'error': _('error'),
    'floor': _('floor'),
    'lat': _('lat'),
    'locality': _('locality'),
    'lon': _('lon'),
    'postalcode': _('postalcode'),
    'region': _('region'),
    'room': _('room'),
    'speed': _('speed'),
    'street': _('street'),
    'text': _('text'),
    'timestamp': _('timestamp'),
    'uri': _('URI')
}


SSLError = {
    2: _('Unable to get issuer certificate'),
    3: _('Unable to get certificate CRL'),
    4: _("Unable to decrypt certificate's signature"),
    5: _("Unable to decrypt CRL's signature"),
    6: _('Unable to decode issuer public key'),
    7: _('Certificate signature failure'),
    8: _('CRL signature failure'),
    9: _('Certificate is not yet valid'),
    10: _('Certificate has expired'),
    11: _('CRL is not yet valid'),
    12: _('CRL has expired'),
    13: _("Format error in certificate's notBefore field"),
    14: _("Format error in certificate's notAfter field"),
    15: _("Format error in CRL's lastUpdate field"),
    16: _("Format error in CRL's nextUpdate field"),
    17: _('Out of memory'),
    18: _('Self signed certificate'),
    19: _('Self signed certificate in certificate chain'),
    20: _('Unable to get local issuer certificate'),
    21: _('Unable to verify the first certificate'),
    22: _('Certificate chain too long'),
    23: _('Certificate revoked'),
    24: _('Invalid CA certificate'),
    25: _('Path length constraint exceeded'),
    26: _('Unsupported certificate purpose'),
    27: _('Certificate not trusted'),
    28: _('Certificate rejected'),
    29: _('Subject issuer mismatch'),
    30: _('Authority and subject key identifier mismatch'),
    31: _('Authority and issuer serial number mismatch'),
    32: _('Key usage does not include certificate signing'),
    50: _('Application verification failure'),
}


VOWELS = 'aeiou'


CONSONANTS = 'bcdfghjklmnpqrstvwxyz'


THANKS = [
    'Alexander Futász',
    'Alexander V. Butenko',
    'Alexey Nezhdanov',
    'Alfredo Junix',
    'Anaël Verrier',
    'Anders Ström',
    'Andrew Sayman',
    'Anton Shmigirilov',
    'Christian Bjälevik',
    'Christophe Got',
    'Christoph Neuroth',
    'David Campey',
    'Dennis Craven',
    'Fabian Neumann',
    'Filippos Papadopoulos',
    'Francisco Alburquerque Parra (Membris Khan)',
    'Frederic Lory',
    'Fridtjof Bussefor',
    'Geobert Quach',
    'Guillaume Morin',
    'Gustavo J. A. M. Carneiro',
    'Ivo Anjo',
    'Josef Vybíral',
    'Juraj Michalek',
    'Kjell Braden',
    'Luis Peralta',
    'Michael Scherer',
    'Michele Campeotto',
    'Mike Albon',
    'Miguel Fonseca',
    'Norman Rasmussen',
    'Oscar Hellström',
    'Peter Saint-Andre',
    'Petr Menšík',
    'Sergey Kuleshov',
    'Stavros Giannouris',
    'Stian B. Barmen',
    'Thilo Molitor',
    'Thomas Klein-Hitpaß',
    'Urtzi Alfaro',
    'Witold Kieraś',
    'Yakov Bezrukov',
    'Yavor Doganov',
]


ARTISTS = [
    'Anders Ström',
    'Christophe Got',
    'Dennis Craven',
    'Dmitry Korzhevin',
    'Guillaume Morin',
    'Gvorcek Spajreh',
    'Josef Vybíral',
    'Membris Khan',
    'Rederick Asher',
    'Jakub Szypulka',
]


MAINTAINERS = [
    'Philipp Hörist (philipp AT hoerist.com)',
    'Daniel Brötzmann (wurstsalat AT posteo.de)',
]


DEVELOPERS = [
    'Marc Henning',
    'André Apitzsch',
    'Yann Leboulanger (asterix AT lagaule.org)',
    'Stefan Bethge (stefan AT lanpartei.de)',
    'Alexander Cherniuk (ts33kr AT gmail.com)',
    'Stephan Erb (steve-e AT h3c.de)',
    'Vincent Hanquez (tab AT snarc.org)',
    'Dimitur Kirov (dkirov AT gmail.com)',
    'Nikos Kouremenos (kourem AT gmail.com)',
    'Julien Pivotto (roidelapluie AT gmail.com)',
    'Jonathan Schleifer (js-gajim AT webkeks.org)',
    'Travis Shirk (travis AT pobox.com)',
    'Brendan Taylor (whateley AT gmail.com)',
    'Jean-Marie Traissard (jim AT lapin.org)',
]


RFC5646_LANGUAGE_TAGS = {
    'af': 'Afrikaans',
    'af-ZA': 'Afrikaans (South Africa)',
    'ar': 'Arabic',
    'ar-AE': 'Arabic (U.A.E.)',
    'ar-BH': 'Arabic (Bahrain)',
    'ar-DZ': 'Arabic (Algeria)',
    'ar-EG': 'Arabic (Egypt)',
    'ar-IQ': 'Arabic (Iraq)',
    'ar-JO': 'Arabic (Jordan)',
    'ar-KW': 'Arabic (Kuwait)',
    'ar-LB': 'Arabic (Lebanon)',
    'ar-LY': 'Arabic (Libya)',
    'ar-MA': 'Arabic (Morocco)',
    'ar-OM': 'Arabic (Oman)',
    'ar-QA': 'Arabic (Qatar)',
    'ar-SA': 'Arabic (Saudi Arabia)',
    'ar-SY': 'Arabic (Syria)',
    'ar-TN': 'Arabic (Tunisia)',
    'ar-YE': 'Arabic (Yemen)',
    'az': 'Azeri (Latin)',
    'az-AZ': 'Azeri (Latin) (Azerbaijan)',
    'az-Cyrl-AZ': 'Azeri (Cyrillic) (Azerbaijan)',
    'be': 'Belarusian',
    'be-BY': 'Belarusian (Belarus)',
    'bg': 'Bulgarian',
    'bg-BG': 'Bulgarian (Bulgaria)',
    'bs-BA': 'Bosnian (Bosnia and Herzegovina)',
    'ca': 'Catalan',
    'ca-ES': 'Catalan (Spain)',
    'cs': 'Czech',
    'cs-CZ': 'Czech (Czech Republic)',
    'cy': 'Welsh',
    'cy-GB': 'Welsh (United Kingdom)',
    'da': 'Danish',
    'da-DK': 'Danish (Denmark)',
    'de': 'German',
    'de-AT': 'German (Austria)',
    'de-CH': 'German (Switzerland)',
    'de-DE': 'German (Germany)',
    'de-LI': 'German (Liechtenstein)',
    'de-LU': 'German (Luxembourg)',
    'dv': 'Divehi',
    'dv-MV': 'Divehi (Maldives)',
    'el': 'Greek',
    'el-GR': 'Greek (Greece)',
    'en': 'English',
    'en-AU': 'English (Australia)',
    'en-BZ': 'English (Belize)',
    'en-CA': 'English (Canada)',
    'en-CB': 'English (Caribbean)',
    'en-GB': 'English (United Kingdom)',
    'en-IE': 'English (Ireland)',
    'en-JM': 'English (Jamaica)',
    'en-NZ': 'English (New Zealand)',
    'en-PH': 'English (Republic of the Philippines)',
    'en-TT': 'English (Trinidad and Tobago)',
    'en-US': 'English (United States)',
    'en-ZA': 'English (South Africa)',
    'en-ZW': 'English (Zimbabwe)',
    'eo': 'Esperanto',
    'es': 'Spanish',
    'es-AR': 'Spanish (Argentina)',
    'es-BO': 'Spanish (Bolivia)',
    'es-CL': 'Spanish (Chile)',
    'es-CO': 'Spanish (Colombia)',
    'es-CR': 'Spanish (Costa Rica)',
    'es-DO': 'Spanish (Dominican Republic)',
    'es-EC': 'Spanish (Ecuador)',
    'es-ES': 'Spanish (Spain)',
    'es-GT': 'Spanish (Guatemala)',
    'es-HN': 'Spanish (Honduras)',
    'es-MX': 'Spanish (Mexico)',
    'es-NI': 'Spanish (Nicaragua)',
    'es-PA': 'Spanish (Panama)',
    'es-PE': 'Spanish (Peru)',
    'es-PR': 'Spanish (Puerto Rico)',
    'es-PY': 'Spanish (Paraguay)',
    'es-SV': 'Spanish (El Salvador)',
    'es-UY': 'Spanish (Uruguay)',
    'es-VE': 'Spanish (Venezuela)',
    'et': 'Estonian',
    'et-EE': 'Estonian (Estonia)',
    'eu': 'Basque',
    'eu-ES': 'Basque (Spain)',
    'fa': 'Farsi',
    'fa-IR': 'Farsi (Iran)',
    'fi': 'Finnish',
    'fi-FI': 'Finnish (Finland)',
    'fo': 'Faroese',
    'fo-FO': 'Faroese (Faroe Islands)',
    'fr': 'French',
    'fr-BE': 'French (Belgium)',
    'fr-CA': 'French (Canada)',
    'fr-CH': 'French (Switzerland)',
    'fr-FR': 'French (France)',
    'fr-LU': 'French (Luxembourg)',
    'fr-MC': 'French (Principality of Monaco)',
    'gl': 'Galician',
    'gl-ES': 'Galician (Spain)',
    'gu': 'Gujarati',
    'gu-IN': 'Gujarati (India)',
    'he': 'Hebrew',
    'he-IL': 'Hebrew (Israel)',
    'hi': 'Hindi',
    'hi-IN': 'Hindi (India)',
    'hr': 'Croatian',
    'hr-BA': 'Croatian (Bosnia and Herzegovina)',
    'hr-HR': 'Croatian (Croatia)',
    'hu': 'Hungarian',
    'hu-HU': 'Hungarian (Hungary)',
    'hy': 'Armenian',
    'hy-AM': 'Armenian (Armenia)',
    'id': 'Indonesian',
    'id-ID': 'Indonesian (Indonesia)',
    'is': 'Icelandic',
    'is-IS': 'Icelandic (Iceland)',
    'it': 'Italian',
    'it-CH': 'Italian (Switzerland)',
    'it-IT': 'Italian (Italy)',
    'ja': 'Japanese',
    'ja-JP': 'Japanese (Japan)',
    'ka': 'Georgian',
    'ka-GE': 'Georgian (Georgia)',
    'kk': 'Kazakh',
    'kk-KZ': 'Kazakh (Kazakhstan)',
    'kn': 'Kannada',
    'kn-IN': 'Kannada (India)',
    'ko': 'Korean',
    'ko-KR': 'Korean (Korea)',
    'kok': 'Konkani',
    'kok-IN': 'Konkani (India)',
    'ky': 'Kyrgyz',
    'ky-KG': 'Kyrgyz (Kyrgyzstan)',
    'lt': 'Lithuanian',
    'lt-LT': 'Lithuanian (Lithuania)',
    'lv': 'Latvian',
    'lv-LV': 'Latvian (Latvia)',
    'mi': 'Maori',
    'mi-NZ': 'Maori (New Zealand)',
    'mk': 'FYRO Macedonian',
    'mk-MK': 'FYRO Macedonian (Former Yugoslav Republic of Macedonia)',
    'mn': 'Mongolian',
    'mn-MN': 'Mongolian (Mongolia)',
    'mr': 'Marathi',
    'mr-IN': 'Marathi (India)',
    'ms': 'Malay',
    'ms-BN': 'Malay (Brunei Darussalam)',
    'ms-MY': 'Malay (Malaysia)',
    'mt': 'Maltese',
    'mt-MT': 'Maltese (Malta)',
    'nb': 'Norwegian (Bokm?l)',
    'nb-NO': 'Norwegian (Bokm?l) (Norway)',
    'nl': 'Dutch',
    'nl-BE': 'Dutch (Belgium)',
    'nl-NL': 'Dutch (Netherlands)',
    'nn-NO': 'Norwegian (Nynorsk) (Norway)',
    'ns': 'Northern Sotho',
    'ns-ZA': 'Northern Sotho (South Africa)',
    'pa': 'Punjabi',
    'pa-IN': 'Punjabi (India)',
    'pl': 'Polish',
    'pl-PL': 'Polish (Poland)',
    'ps': 'Pashto',
    'ps-AR': 'Pashto (Afghanistan)',
    'pt': 'Portuguese',
    'pt-BR': 'Portuguese (Brazil)',
    'pt-PT': 'Portuguese (Portugal)',
    'qu': 'Quechua',
    'qu-BO': 'Quechua (Bolivia)',
    'qu-EC': 'Quechua (Ecuador)',
    'qu-PE': 'Quechua (Peru)',
    'ro': 'Romanian',
    'ro-RO': 'Romanian (Romania)',
    'ru': 'Russian',
    'ru-RU': 'Russian (Russia)',
    'sa': 'Sanskrit',
    'sa-IN': 'Sanskrit (India)',
    'se': 'Sami',
    'se-FI': 'Sami (Finland)',
    'se-NO': 'Sami (Norway)',
    'se-SE': 'Sami (Sweden)',
    'sk': 'Slovak',
    'sk-SK': 'Slovak (Slovakia)',
    'sl': 'Slovenian',
    'sl-SI': 'Slovenian (Slovenia)',
    'sq': 'Albanian',
    'sq-AL': 'Albanian (Albania)',
    'sr-BA': 'Serbian (Latin) (Bosnia and Herzegovina)',
    'sr-Cyrl-BA': 'Serbian (Cyrillic) (Bosnia and Herzegovina)',
    'sr-SP': 'Serbian (Latin) (Serbia and Montenegro)',
    'sr-Cyrl-SP': 'Serbian (Cyrillic) (Serbia and Montenegro)',
    'sv': 'Swedish',
    'sv-FI': 'Swedish (Finland)',
    'sv-SE': 'Swedish (Sweden)',
    'sw': 'Swahili',
    'sw-KE': 'Swahili (Kenya)',
    'syr': 'Syriac',
    'syr-SY': 'Syriac (Syria)',
    'ta': 'Tamil',
    'ta-IN': 'Tamil (India)',
    'te': 'Telugu',
    'te-IN': 'Telugu (India)',
    'th': 'Thai',
    'th-TH': 'Thai (Thailand)',
    'tl': 'Tagalog',
    'tl-PH': 'Tagalog (Philippines)',
    'tn': 'Tswana',
    'tn-ZA': 'Tswana (South Africa)',
    'tr': 'Turkish',
    'tr-TR': 'Turkish (Turkey)',
    'tt': 'Tatar',
    'tt-RU': 'Tatar (Russia)',
    'ts': 'Tsonga',
    'uk': 'Ukrainian',
    'uk-UA': 'Ukrainian (Ukraine)',
    'ur': 'Urdu',
    'ur-PK': 'Urdu (Islamic Republic of Pakistan)',
    'uz': 'Uzbek (Latin)',
    'uz-UZ': 'Uzbek (Latin) (Uzbekistan)',
    'uz-Cyrl-UZ': 'Uzbek (Cyrillic) (Uzbekistan)',
    'vi': 'Vietnamese',
    'vi-VN': 'Vietnamese (Vietnam)',
    'xh': 'Xhosa',
    'xh-ZA': 'Xhosa (South Africa)',
    'zh': 'Chinese',
    'zh-CN': 'Chinese (S)',
    'zh-HK': 'Chinese (Hong Kong)',
    'zh-MO': 'Chinese (Macau)',
    'zh-SG': 'Chinese (Singapore)',
    'zh-TW': 'Chinese (T)',
    'zu': 'Zulu',
    'zu-ZA': 'Zulu (South Africa)'
}


GIO_TLS_ERRORS = {
    Gio.TlsCertificateFlags.UNKNOWN_CA: _(
        'The signing certificate authority is not known'),
    Gio.TlsCertificateFlags.REVOKED: _(
        'The certificate has been revoked'),
    Gio.TlsCertificateFlags.BAD_IDENTITY: _(
        'The certificate does not match the expected identity of the site'),
    Gio.TlsCertificateFlags.INSECURE: _(
        'The certificate’s algorithm is insecure'),
    Gio.TlsCertificateFlags.NOT_ACTIVATED: _(
        'The certificate’s activation time is in the future'),
    Gio.TlsCertificateFlags.GENERIC_ERROR: _('Unknown validation error'),
    Gio.TlsCertificateFlags.EXPIRED: _('The certificate has expired'),
}


class FTState(Enum):
    INIT = 'init'
    PREPARING = 'prepare'
    ENCRYPTING = 'encrypting'
    DECRYPTING = 'decrypting'
    STARTED = 'started'
    IN_PROGRESS = 'progress'
    FINISHED = 'finished'
    ERROR = 'error'
    CANCELLED = 'cancelled'

    @property
    def is_preparing(self):
        return self == FTState.PREPARING

    @property
    def is_encrypting(self):
        return self == FTState.ENCRYPTING

    @property
    def is_decrypting(self):
        return self == FTState.DECRYPTING

    @property
    def is_started(self):
        return self == FTState.STARTED

    @property
    def is_in_progress(self):
        return self == FTState.IN_PROGRESS

    @property
    def is_finished(self):
        return self == FTState.FINISHED

    @property
    def is_error(self):
        return self == FTState.ERROR

    @property
    def is_cancelled(self):
        return self == FTState.CANCELLED

    @property
    def is_active(self):
        return not (self.is_error or
                    self.is_cancelled or
                    self.is_finished)


SASL_ERRORS = {
    'aborted': _('Authentication aborted'),
    'account-disabled': _('Account disabled'),
    'credentials-expired': _('Credentials expired'),
    'encryption-required': _('Encryption required'),
    'incorrect-encoding': _('Authentication failed'),
    'invalid-authzid': _('Authentication failed'),
    'malformed-request': _('Authentication failed'),
    'invalid-mechanism': _('Authentication mechanism not supported'),
    'mechanism-too-weak': _('Authentication mechanism too weak'),
    'not-authorized': _('Authentication failed'),
    'temporary-auth-failure': _('Authentication currently not possible'),
}


COMMON_FEATURES = [
    Namespace.BYTESTREAM,
    Namespace.MUC,
    Namespace.COMMANDS,
    Namespace.DISCO_INFO,
    Namespace.LAST,
    Namespace.DATA,
    Namespace.ENCRYPTED,
    Namespace.PING,
    Namespace.CHATSTATES,
    Namespace.RECEIPTS,
    Namespace.TIME_REVISED,
    Namespace.VERSION,
    Namespace.ROSTERX,
    Namespace.SECLABEL,
    Namespace.CONFERENCE,
    Namespace.CORRECT,
    Namespace.CHATMARKERS,
    Namespace.EME,
    Namespace.XHTML_IM,
    Namespace.HASHES_2,
    Namespace.HASHES_MD5,
    Namespace.HASHES_SHA1,
    Namespace.HASHES_SHA256,
    Namespace.HASHES_SHA512,
    Namespace.HASHES_SHA3_256,
    Namespace.HASHES_SHA3_512,
    Namespace.HASHES_BLAKE2B_256,
    Namespace.HASHES_BLAKE2B_512,
    Namespace.JINGLE,
    # TODO Jingle FT
    # Namespace.JINGLE_FILE_TRANSFER_5,
    # Namespace.JINGLE_BYTESTREAM,
    # Namespace.JINGLE_IBB,
    Namespace.AVATAR_METADATA + '+notify',
    Namespace.MESSAGE_MODERATE,
    Namespace.REPLY,
    Namespace.OMEMO_TEMP_DL + '+notify',
    Namespace.STYLING,
    Namespace.REACTIONS,
    Namespace.MDS + '+notify',
]


SHOW_LIST = [
    'offline',
    'connecting',
    'away',
    'xa',
    'chat',
    'online',
    'dnd',
]

SHOW_STRING = {
    'dnd': p_('User status', 'Busy'),
    'xa': p_('User status', 'Not Available'),
    'chat': p_('User status', 'Free for Chat'),
    'online': p_('User status', 'Available'),
    'connecting': _('Connecting'),
    'away': p_('User status', 'Away'),
    'offline': _('Offline'),
}

SHOW_STRING_MNEMONIC = {
    'dnd': p_('User status', '_Busy'),
    'xa': p_('User status', '_Not Available'),
    'chat': p_('User status', '_Free for Chat'),
    'online': p_('User status', '_Available'),
    'connecting': _('Connecting'),
    'away': p_('User status', 'A_way'),
    'offline': _('_Offline'),
}

GAJIM_FAQ_URI = 'https://dev.gajim.org/gajim/gajim/wikis/help/gajimfaq'
GAJIM_PRIVACY_POLICY_URI = 'https://gajim.org/privacy/'
GAJIM_WIKI_URI = 'https://dev.gajim.org/gajim/gajim/wikis'
GAJIM_SUPPORT_JID = 'gajim@conference.gajim.org'


# Clickable URI schemes not (yet) registered with IANA (see ./iana.py)
NONREGISTERED_URI_SCHEMES = {
    'gemini',
}

# This is an excerpt of Media Types from
# https://www.iana.org/assignments/media-types/media-types.xhtml
# plus some additions
OTHER_MIME_TYPES = {
    # application/
    'application/calendar+json',
    'application/calendar+xml',
    'application/epub+zip',
    'application/json',
    'application/mp4',
    'application/msword',
    'application/ogg',
    'application/pdf',
    'application/pgp-encrypted',
    'application/pgp-signature',
    'application/postscript',
    'application/rtf',
    'application/vcard+json',
    'application/vcard+xml',
    'application/vnd.amazon.mobi8-ebook',
    'application/vnd.google-earth.kml+xml',
    'application/vnd.google-earth.kmz',
    # Start office
    'application/vnd.ms-access',
    'application/vnd.ms-excel',
    'application/vnd.ms-excel.addin.macroEnabled.12',
    'application/vnd.ms-excel.sheet.binary.macroEnabled.12',
    'application/vnd.ms-excel.sheet.macroEnabled.12',
    'application/vnd.ms-excel.template.macroEnabled.12',
    'application/vnd.ms-powerpoint',
    'application/vnd.ms-powerpoint.addin.macroEnabled.12',
    'application/vnd.ms-powerpoint.presentation.macroEnabled.12',
    'application/vnd.ms-powerpoint.slideshow.macroEnabled.12',
    'application/vnd.ms-powerpoint.template.macroEnabled.12',
    'application/vnd.ms-word.document.macroEnabled.12',
    'application/vnd.ms-word.template.macroEnabled.12',
    'application/vnd.openxmlformats-officedocument.presentationml.presentation',
    'application/vnd.openxmlformats-officedocument.presentationml.slideshow',
    'application/vnd.openxmlformats-officedocument.presentationml.template',
    'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
    'application/vnd.openxmlformats-officedocument.spreadsheetml.template',
    'application/vnd.openxmlformats-officedocument.vmlDrawing',
    'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
    'application/vnd.openxmlformats-officedocument.wordprocessingml.template',
    # End office
    'application/vnd.sqlite3',
    'application/zip',
    # font/*
    'font/ttf',
    'font/woff',
    'font/woff2',
    # model/*
    'model/mtl',
    'model/obj',
    'model/stl',
    # text/*
    'text/calendar',
    'text/csv',
    'text/markdown',
    'text/rtf',
    'text/vcard',
}

AUDIO_MIME_TYPES = {
    'audio/aac',
    'audio/ac3',
    'audio/flac',
    'audio/mp3',
    'audio/mp4',
    'audio/mpeg',
    'audio/ogg',
    'audio/opus',
    'audio/vnd.wave',
    'audio/wav',
    'audio/wave',
    'audio/x-aac',
    'audio/x-flac',
    'audio/x-m4a',
    'audio/x-matroska',
    'audio/x-mp3',
    'audio/x-mpeg',
    'audio/x-ogg',
    'audio/x-wav',
}

VIDEO_MIME_TYPES = {
    'video/H264',
    'video/H265',
    'video/mp4',
    'video/mpeg4-generic',
    'video/ogg',
    'video/quicktime',
    'video/vc1',
    'video/VP8',
    'video/webm',
    'video/x-matroska',
    'video/x-msvideo',
}


def get_pixbuf_mime_types() -> set[str]:
    pixbuf_mime_types: set[str] = set()

    for fmt in GdkPixbuf.Pixbuf.get_formats():
        mime_types = fmt.get_mime_types()
        if mime_types is None:
            continue
        for mime_type in mime_types:
            pixbuf_mime_types.add(mime_type.lower())

    return pixbuf_mime_types


def get_pil_mime_types() -> set[str]:
    pil_mime_types: set[str] = set()

    Image.init()
    for mime_type in Image.MIME.values():
        pil_mime_types.add(mime_type.lower())

    return set(filter(
        lambda mime_type: mime_type.startswith('image'),
        pil_mime_types
    ))


PIL_IMAGE_MIME_TYPES = get_pil_mime_types()
PIXBUF_IMAGE_MIME_TYPES = get_pixbuf_mime_types()
IMAGE_MIME_TYPES = PIL_IMAGE_MIME_TYPES | PIXBUF_IMAGE_MIME_TYPES

ALL_MIME_TYPES = (
    OTHER_MIME_TYPES |
    IMAGE_MIME_TYPES |
    AUDIO_MIME_TYPES |
    VIDEO_MIME_TYPES
)

TRUST_SYMBOL_DATA = {
    Trust.UNTRUSTED: ('lucide-circle-x-symbolic',
                      _('Untrusted'),
                      'error-color'),
    Trust.UNDECIDED: ('lucide-shield-alert-symbolic',
                      _('Trust Not Decided'),
                      'warning-color'),
    Trust.BLIND: ('lucide-shield-question-mark-symbolic',
                  _('Blind Trust'),
                  'encrypted-color'),
    Trust.VERIFIED: ('lucide-shield-check-symbolic',
                     _('Verified'),
                     'encrypted-color')
}


THRESHOLD_OPTIONS = {
    -1: _('No Sync'),
    1: _('1 Day'),
    2: _('2 Days'),
    7: _('1 Week'),
    30: _('1 Month'),
    0: _('No Threshold'),
}


@total_ordering
class PresenceShowExt(Enum):

    '''
    This extends nbxmpp.const.PresenceShow for convenience
    with an OFFLINE member
    '''

    OFFLINE = 'offline'

    @property
    def is_offline(self):
        return self == PresenceShowExt.OFFLINE

    def __lt__(self, other: PresenceShowExt | PresenceShow) -> bool:
        if isinstance(other, PresenceShowExt):
            return False
        if not isinstance(other, PresenceShow):  # pyright: ignore
            return NotImplemented
        return True


# Replace keys with Gio.TlsProtocolVersion enum once
# we require GLib >= 2.69
TLS_VERSION_STRINGS = {
    3: '1.1',
    4: '1.2',
    5: '1.3',
}


RETRACTION_FALLBACK = (
    "/me retracted a previous message, but it's unsupported by your client.")
