"""This file and its contents are licensed under the Apache License 2.0. Please see the included NOTICE for copyright information and LICENSE for a copy of the license."""

"""
Django Base settings for Label Studio.

For more information on this file, see
https://docs.djangoproject.com/en/3.1/topics/settings/

For the full list of settings and their values, see
https://docs.djangoproject.com/en/3.1/ref/settings/
"""
import json
import logging
import os
import re
from datetime import timedelta

from django.core.exceptions import ImproperlyConfigured

from label_studio.core.utils.params import get_bool_env, get_env, get_env_list, has_env

formatter = 'standard'
JSON_LOG = get_bool_env('JSON_LOG', False)
if JSON_LOG:
    formatter = 'json'

LOGGING = {
    'version': 1,
    'disable_existing_loggers': False,
    'formatters': {
        'json': {
            '()': 'label_studio.core.utils.formatter.CustomJsonFormatter',
            'format': '[%(asctime)s] [%(name)s::%(funcName)s::%(lineno)d] [%(levelname)s] [%(user_id)s] %(message)s',
            'datefmt': '%d/%b/%Y:%H:%M:%S %z',
        },
        'standard': {
            'format': '[%(asctime)s] [%(name)s::%(funcName)s::%(lineno)d] [%(levelname)s] %(message)s',
        },
    },
    'handlers': {
        'console': {
            'class': 'logging.StreamHandler',
            'formatter': formatter,
        },
    },
    'root': {
        'handlers': ['console'],
        'level': os.environ.get('LOG_LEVEL', 'DEBUG'),
    },
    'loggers': {
        'pykwalify': {'level': 'ERROR', 'propagate': False},
        'tavern': {'level': 'ERROR', 'propagate': False},
        'asyncio': {'level': 'WARNING'},
        'rules': {'level': 'WARNING'},
        'django': {
            'handlers': ['console'],
            # 'propagate': True,
        },
        'django_auth_ldap': {'level': os.environ.get('LOG_LEVEL', 'DEBUG')},
        'rq.worker': {
            'handlers': ['console'],
            'level': os.environ.get('LOG_LEVEL', 'INFO'),
        },
        'ddtrace': {
            'handlers': ['console'],
            'level': 'WARNING',
        },
        'ldclient.util': {
            'handlers': ['console'],
            'level': 'ERROR',
        },
        'faker': {
            'level': 'WARNING',
            'propagate': False,
        },
    },
}

# for printing messages before main logging config applied
if not logging.getLogger().hasHandlers():
    logging.basicConfig(level=logging.DEBUG, format='%(message)s')

# Suppress verbose Faker locale messages early, before Faker is imported
logging.getLogger('faker').setLevel(logging.WARNING)
logging.getLogger('faker.providers').setLevel(logging.WARNING)

from label_studio.core.utils.io import get_data_dir

logger = logging.getLogger(__name__)
SILENCED_SYSTEM_CHECKS = []

# Hostname is used for proper path generation to the resources, pages, etc
HOSTNAME = get_env('HOST', '')
if HOSTNAME:
    if not HOSTNAME.startswith('http://') and not HOSTNAME.startswith('https://'):
        logger.info(
            '! HOST variable found in environment, but it must start with http:// or https://, ignore it: %s', HOSTNAME
        )
        HOSTNAME = ''
    else:
        logger.info('=> Hostname correctly is set to: %s', HOSTNAME)
        if HOSTNAME.endswith('/'):
            HOSTNAME = HOSTNAME[0:-1]

        # for django url resolver
        if HOSTNAME:
            # http[s]://domain.com:8080/script_name => /script_name
            pattern = re.compile(r'^http[s]?:\/\/([^:\/\s]+(:\d*)?)(.*)?')
            match = pattern.match(HOSTNAME)
            FORCE_SCRIPT_NAME = match.group(3)
            if FORCE_SCRIPT_NAME:
                logger.info('=> Django URL prefix is set to: %s', FORCE_SCRIPT_NAME)

FRONTEND_HMR = get_bool_env('FRONTEND_HMR', False)
FRONTEND_HOSTNAME = get_env('FRONTEND_HOSTNAME', 'http://localhost:8010' if FRONTEND_HMR else HOSTNAME)

DOMAIN_FROM_REQUEST = get_bool_env('DOMAIN_FROM_REQUEST', False)

if DOMAIN_FROM_REQUEST:
    # in this mode HOSTNAME can be only subpath
    if HOSTNAME and not HOSTNAME.startswith('/'):
        raise ImproperlyConfigured('LABEL_STUDIO_HOST must be a subpath if DOMAIN_FROM_REQUEST is True')

INTERNAL_PORT = '8080'

# SECURITY WARNING: don't run with debug turned on in production!
DEBUG = get_bool_env('DEBUG', True)
DEBUG_MODAL_EXCEPTIONS = get_bool_env('DEBUG_MODAL_EXCEPTIONS', True)

# Whether to verify SSL certs when making external requests, eg in the uploader
# ⚠️ Turning this off means assuming risk. ⚠️
# Overridable at organization level via Organization#verify_ssl_certs
VERIFY_SSL_CERTS = get_bool_env('VERIFY_SSL_CERTS', True)

# 'sqlite-dll-<arch>-<version>.zip' should be hosted at this prefix
WINDOWS_SQLITE_BINARY_HOST_PREFIX = get_env('WINDOWS_SQLITE_BINARY_HOST_PREFIX', 'https://www.sqlite.org/2023/')

# Build paths inside the project like this: os.path.join(BASE_DIR, ...)
BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))

# Base path for media root and other uploaded files
BASE_DATA_DIR = get_env('BASE_DATA_DIR')
if BASE_DATA_DIR is None:
    BASE_DATA_DIR = get_data_dir()
os.makedirs(BASE_DATA_DIR, exist_ok=True)
logger.info('=> Database and media directory: %s', BASE_DATA_DIR)

# This indicates whether the code is running in a Continuous Integration environment.
CI = get_bool_env('CI', False)

# Control whether async SQL migrations can be scheduled (SCHEDULED status) instead of running immediately.
# If False, migrations that would normally be scheduled will be executed immediately.
ALLOW_SCHEDULED_MIGRATIONS = get_bool_env('ALLOW_SCHEDULED_MIGRATIONS', False)

# Databases
# https://docs.djangoproject.com/en/2.1/ref/settings/#databases
DJANGO_DB_MYSQL = 'mysql'
DJANGO_DB_SQLITE = 'sqlite'
DJANGO_DB_POSTGRESQL = 'postgresql'
DJANGO_DB = 'default'
DATABASE_NAME_DEFAULT = os.path.join(BASE_DATA_DIR, 'label_studio.sqlite3')
DATABASE_NAME = get_env('DATABASE_NAME', DATABASE_NAME_DEFAULT)
DATABASES_ALL = {
    DJANGO_DB_POSTGRESQL: {
        'ENGINE': 'django.db.backends.postgresql',
        'USER': get_env('POSTGRE_USER', 'postgres'),
        'PASSWORD': get_env('POSTGRE_PASSWORD', 'postgres'),
        'NAME': get_env('POSTGRE_NAME', 'postgres'),
        'HOST': get_env('POSTGRE_HOST', 'localhost'),
        'PORT': int(get_env('POSTGRE_PORT', '5432')),
    },
    DJANGO_DB_MYSQL: {
        'ENGINE': 'django.db.backends.mysql',
        'USER': get_env('MYSQL_USER', 'root'),
        'PASSWORD': get_env('MYSQL_PASSWORD', ''),
        'NAME': get_env('MYSQL_NAME', 'labelstudio'),
        'HOST': get_env('MYSQL_HOST', 'localhost'),
        'PORT': int(get_env('MYSQL_PORT', '3306')),
    },
    DJANGO_DB_SQLITE: {
        'ENGINE': 'django.db.backends.sqlite3',
        'NAME': DATABASE_NAME,
        'OPTIONS': {
            # 'timeout': 20,
        },
    },
}
DATABASES_ALL['default'] = DATABASES_ALL[DJANGO_DB_POSTGRESQL]
DATABASES = {'default': DATABASES_ALL.get(get_env('DJANGO_DB', 'default'))}

DEFAULT_AUTO_FIELD = 'django.db.models.AutoField'

if get_bool_env('GOOGLE_LOGGING_ENABLED', False):
    logging.info('Google Cloud Logging handler is enabled.')
    try:
        import google.cloud.logging
        from google.auth.exceptions import GoogleAuthError

        client = google.cloud.logging.Client()
        client.setup_logging()

        LOGGING['handlers']['google_cloud_logging'] = {
            'level': get_env('LOG_LEVEL', 'WARNING'),
            'class': 'google.cloud.logging.handlers.CloudLoggingHandler',
            'client': client,
        }
        LOGGING['root']['handlers'].append('google_cloud_logging')
    except GoogleAuthError:
        logger.exception('Google Cloud Logging handler could not be setup.')

INSTALLED_APPS = [
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    'django.contrib.humanize',
    'drf_spectacular',
    'corsheaders',
    'django_extensions',
    'django_rq',
    'django_filters',
    'rules',
    'annoying',
    'rest_framework',
    'rest_framework.authtoken',
    'rest_framework_simplejwt.token_blacklist',
    'drf_generators',
    'fsm',  # MUST be before apps that register FSM transitions (projects, tasks)
    'core',
    'users',
    'organizations',
    'data_import',
    'data_export',
    'projects',
    'tasks',
    'data_manager',
    'io_storages',
    'ml',
    'webhooks',
    'labels_manager',
    'ml_models',
    'ml_model_providers',
    'jwt_auth',
    'session_policy',
]

MIDDLEWARE = [
    'corsheaders.middleware.CorsMiddleware',
    'django.middleware.security.SecurityMiddleware',
    'django.contrib.sessions.middleware.SessionMiddleware',
    'django.middleware.locale.LocaleMiddleware',
    'core.middleware.DisableCSRF',
    'django.middleware.csrf.CsrfViewMiddleware',
    'core.middleware.XApiKeySupportMiddleware',
    'django.contrib.auth.middleware.AuthenticationMiddleware',
    'django.contrib.messages.middleware.MessageMiddleware',
    'core.middleware.CommonMiddlewareAppendSlashWithoutRedirect',  # instead of 'CommonMiddleware'
    'django_user_agents.middleware.UserAgentMiddleware',
    'core.middleware.SetSessionUIDMiddleware',
    'core.middleware.ContextLogMiddleware',
    'core.middleware.DatabaseIsLockedRetryMiddleware',
    'core.current_request.ThreadLocalMiddleware',
    'jwt_auth.middleware.JWTAuthenticationMiddleware',
]

REST_FRAMEWORK = {
    'DEFAULT_FILTER_BACKENDS': ['django_filters.rest_framework.DjangoFilterBackend'],
    'DEFAULT_AUTHENTICATION_CLASSES': (
        'jwt_auth.auth.TokenAuthenticationPhaseout',
        'rest_framework.authentication.SessionAuthentication',
    ),
    'DEFAULT_PERMISSION_CLASSES': [
        'core.api_permissions.HasObjectPermission',
        'rest_framework.permissions.IsAuthenticated',
    ],
    'EXCEPTION_HANDLER': 'core.utils.common.custom_exception_handler',
    'DEFAULT_RENDERER_CLASSES': ('rest_framework.renderers.JSONRenderer',),
    'DEFAULT_SCHEMA_CLASS': 'drf_spectacular.openapi.AutoSchema',
    'PAGE_SIZE': 100,
}
SILENCED_SYSTEM_CHECKS += ['rest_framework.W001']

# CORS & Host settings
INTERNAL_IPS = [  # django debug toolbar for django==2.2 requirement
    '127.0.0.1',
    'localhost',
]

# Typical secure configuration is simply set CORS_ALLOW_ALL_ORIGINS = False in the env
if allowed_origins := get_env_list('CORS_ALLOWED_ORIGINS'):
    CORS_ALLOWED_ORIGINS = allowed_origins
elif allowed_origin_regexes := get_env_list('CORS_ALLOWED_ORIGIN_REGEXES'):
    CORS_ALLOWED_ORIGIN_REGEXES = allowed_origin_regexes
else:
    CORS_ALLOW_ALL_ORIGINS = get_bool_env('CORS_ALLOW_ALL_ORIGINS', True)

CORS_ALLOW_METHODS = [
    'DELETE',
    'GET',
    'OPTIONS',
    'PATCH',
    'POST',
    'PUT',
]
ALLOWED_HOSTS = get_env_list('ALLOWED_HOSTS', default=['*'])

# Auth modules
AUTH_USER_MODEL = 'users.User'
AUTHENTICATION_BACKENDS = [
    'rules.permissions.ObjectPermissionBackend',
    'django.contrib.auth.backends.ModelBackend',
]
USE_USERNAME_FOR_LOGIN = False

DISABLE_SIGNUP_WITHOUT_LINK = get_bool_env('DISABLE_SIGNUP_WITHOUT_LINK', False)

# Password validation settings
AUTH_PASSWORD_MIN_LENGTH = 8
AUTH_PASSWORD_MAX_LENGTH = 128

# Password validation:
# https://docs.djangoproject.com/en/2.1/ref/settings/#auth-password-validators
AUTH_PASSWORD_VALIDATORS = [
    {'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator'},
    {
        'NAME': 'users.validators.PasswordLengthValidator',
        'OPTIONS': {
            'min_length': AUTH_PASSWORD_MIN_LENGTH,
            'max_length': AUTH_PASSWORD_MAX_LENGTH,
        },
    },
]

# Django templates
TEMPLATES_DIR = os.path.join(os.path.dirname(BASE_DIR), 'templates')  # ../../from_this = 'web' dir
TEMPLATES = [
    {
        'BACKEND': 'django.template.backends.django.DjangoTemplates',
        'DIRS': [TEMPLATES_DIR],
        'APP_DIRS': True,
        'OPTIONS': {
            'context_processors': [
                'django.template.context_processors.debug',
                'django.template.context_processors.request',
                'django.contrib.auth.context_processors.auth',
                'django.contrib.messages.context_processors.messages',
                'core.context_processors.settings',
            ],
            'builtins': ['django.templatetags.i18n'],
        },
    }
]

# OSS version does not support Redis
REDIS_ENABLED = False

# RQ
RQ_QUEUES = {
    'critical': {
        'HOST': 'localhost',
        'PORT': 6379,
        'DB': 0,
        'DEFAULT_TIMEOUT': 180,
    },
    'high': {
        'HOST': 'localhost',
        'PORT': 6379,
        'DB': 0,
        'DEFAULT_TIMEOUT': 180,
    },
    'default': {
        'HOST': 'localhost',
        'PORT': 6379,
        'DB': 0,
        'DEFAULT_TIMEOUT': 180,
    },
    'low': {
        'HOST': 'localhost',
        'PORT': 6379,
        'DB': 0,
        'DEFAULT_TIMEOUT': 180,
    },
}

# How long to keep failed RQ jobs (in seconds); default is 30 days
RQ_FAILED_JOB_TTL = int(get_env('RQ_FAILED_JOB_TTL', 30 * 24 * 60 * 60))

# drf-spectacular settings for OpenAPI 3.0 schema generation
SPECTACULAR_SETTINGS = {
    'TITLE': 'Label Studio API',
    'DESCRIPTION': 'Label Studio API for data annotation and labeling',
    'VERSION': '',
    'SERVE_INCLUDE_SCHEMA': False,
    'COMPONENT_SPLIT_REQUEST': True,
    'SCHEMA_PATH_PREFIX': None,
    'SCHEMA_PATH_PREFIX_TRIM': False,
    'SWAGGER_UI_SETTINGS': {
        'deepLinking': True,
        'persistAuthorization': True,
        'displayOperationId': True,
    },
    'AUTHENTICATION_WHITELIST': [
        'jwt_auth.auth.TokenAuthenticationPhaseout',
    ],
    'SERVERS': [
        {
            'url': HOSTNAME,
            'description': 'Label Studio',
        },
    ],
    'CONTACT': {'url': 'https://labelstud.io'},
    'X_LOGO': {'url': '../../static/icons/logo-black.svg'},
    'ENUM_ADD_EXPLICIT_BLANK_NULL_CHOICE': False,
}

SENTRY_DSN = get_env('SENTRY_DSN', None)
SENTRY_RATE = float(get_env('SENTRY_RATE', 0.02))
SENTRY_ENVIRONMENT = get_env('SENTRY_ENVIRONMENT', 'stage.opensource')
SENTRY_REDIS_ENABLED = False
FRONTEND_SENTRY_DSN = get_env('FRONTEND_SENTRY_DSN', None)
FRONTEND_SENTRY_RATE = get_env('FRONTEND_SENTRY_RATE', 0.01)
FRONTEND_SENTRY_ENVIRONMENT = get_env('FRONTEND_SENTRY_ENVIRONMENT', 'stage.opensource')

# Exceptions that should not be logged to Sentry and aren't children of drf's APIException class
SENTRY_IGNORED_EXCEPTIONS = [
    'Http404',
    'XMLSyntaxError',
    'FileUpload.DoesNotExist',
    'Forbidden',
    'KeyboardInterrupt',
]

ROOT_URLCONF = 'core.urls'
WSGI_APPLICATION = 'core.wsgi.application'
GRAPHIQL = True

# Internationalization
# https://docs.djangoproject.com/en/2.1/topics/i18n/
LANGUAGE_CODE = 'en-us'
TIME_ZONE = 'UTC'
USE_I18N = False
USE_L10N = True
USE_TZ = True

# Static files (CSS, JavaScript, Images)
# https://docs.djangoproject.com/en/2.1/howto/static-files/
STATIC_URL = '/static/'
# if FORCE_SCRIPT_NAME:
#    STATIC_URL = FORCE_SCRIPT_NAME + STATIC_URL
logger.info(f'=> Static URL is set to: {STATIC_URL}')

STATIC_ROOT = os.path.join(BASE_DIR, 'static_build')
STATICFILES_DIRS = [os.path.join(BASE_DIR, 'static')]
STATICFILES_FINDERS = (
    'django.contrib.staticfiles.finders.FileSystemFinder',
    'django.contrib.staticfiles.finders.AppDirectoriesFinder',
)
STORAGES = {
    'default': {
        'BACKEND': 'django.core.files.storage.FileSystemStorage',
    },
    'staticfiles': {
        'BACKEND': 'core.storage.SkipMissedManifestStaticFilesStorage',
    },
}

# Sessions and CSRF
SESSION_COOKIE_SECURE = bool(int(get_env('SESSION_COOKIE_SECURE', False)))
SESSION_COOKIE_SAMESITE = get_env('SESSION_COOKIE_SAMESITE', 'Lax')

CSRF_COOKIE_SECURE = bool(int(get_env('CSRF_COOKIE_SECURE', SESSION_COOKIE_SECURE)))
CSRF_COOKIE_HTTPONLY = bool(int(get_env('CSRF_COOKIE_HTTPONLY', SESSION_COOKIE_SECURE)))
CSRF_COOKIE_SAMESITE = get_env('CSRF_COOKIE_SAMESITE', 'Lax')

# default value is from django docs: https://docs.djangoproject.com/en/5.1/ref/settings/#csrf-cookie-age
# approximately 1 year
CSRF_COOKIE_AGE = int(get_env('CSRF_COOKIE_AGE', 31449600))


# Inactivity user sessions
INACTIVITY_SESSION_TIMEOUT_ENABLED = bool(int(get_env('INACTIVITY_SESSION_TIMEOUT_ENABLED', True)))
# The most time a login will last, regardless of activity
MAX_SESSION_AGE = int(get_env('MAX_SESSION_AGE', timedelta(days=14).total_seconds()))
# The most time that can elapse between activity with the server before the user is logged out
MAX_TIME_BETWEEN_ACTIVITY = int(get_env('MAX_TIME_BETWEEN_ACTIVITY', timedelta(days=5).total_seconds()))

SSRF_PROTECTION_ENABLED = get_bool_env('SSRF_PROTECTION_ENABLED', False)
USE_DEFAULT_BANNED_SUBNETS = get_bool_env('USE_DEFAULT_BANNED_SUBNETS', True)
USER_ADDITIONAL_BANNED_SUBNETS = get_env_list('USER_ADDITIONAL_BANNED_SUBNETS', default=[])

# user media files
MEDIA_ROOT = os.path.join(BASE_DATA_DIR, 'media')
os.makedirs(MEDIA_ROOT, exist_ok=True)
MEDIA_URL = '/data/'
UPLOAD_DIR = 'upload'
AVATAR_PATH = 'avatars'

SUPPORTED_EXTENSIONS = set(
    [
        '.bmp',
        '.csv',
        '.flac',
        '.gif',
        '.htm',
        '.html',
        '.jpg',
        '.jpeg',
        '.json',
        '.m4a',
        '.mp3',
        '.ogg',
        '.png',
        '.svg',
        '.tsv',
        '.txt',
        '.wav',
        '.xml',
        '.mp4',
        '.webm',
        '.webp',
        '.pdf',
    ]
)

# directory for files created during unit tests
TEST_DATA_ROOT = os.path.join(BASE_DATA_DIR, 'test_data')
os.makedirs(TEST_DATA_ROOT, exist_ok=True)

# project exports
EXPORT_DIR = os.path.join(BASE_DATA_DIR, 'export')
EXPORT_URL_ROOT = '/export/'
EXPORT_MIXIN = 'data_export.mixins.ExportMixin'
# old export dir
os.makedirs(EXPORT_DIR, exist_ok=True)
# dir for delayed export
DELAYED_EXPORT_DIR = 'export'
os.makedirs(os.path.join(BASE_DATA_DIR, MEDIA_ROOT, DELAYED_EXPORT_DIR), exist_ok=True)

# file / task size limits
DATA_UPLOAD_MAX_MEMORY_SIZE = int(get_env('DATA_UPLOAD_MAX_MEMORY_SIZE', 250 * 1024 * 1024))
DATA_UPLOAD_MAX_NUMBER_FILES = int(get_env('DATA_UPLOAD_MAX_NUMBER_FILES', 100))
TASKS_MAX_NUMBER = 1000000
TASKS_MAX_FILE_SIZE = DATA_UPLOAD_MAX_MEMORY_SIZE

TASK_LOCK_TTL = int(get_env('TASK_LOCK_TTL', default=86400))

LABEL_STREAM_HISTORY_LIMIT = int(get_env('LABEL_STREAM_HISTORY_LIMIT', default=100))

RANDOM_NEXT_TASK_SAMPLE_SIZE = int(get_env('RANDOM_NEXT_TASK_SAMPLE_SIZE', 50))

TASK_API_PAGE_SIZE_MAX = int(get_env('TASK_API_PAGE_SIZE_MAX', 0)) or None

# Email backend
FROM_EMAIL = get_env('FROM_EMAIL', 'Label Studio <hello@labelstud.io>')
EMAIL_BACKEND = get_env('EMAIL_BACKEND', 'django.core.mail.backends.dummy.EmailBackend')

ENABLE_LOCAL_FILES_STORAGE = get_bool_env('ENABLE_LOCAL_FILES_STORAGE', default=True)
LOCAL_FILES_SERVING_ENABLED = get_bool_env('LOCAL_FILES_SERVING_ENABLED', default=False)
LOCAL_FILES_DOCUMENT_ROOT = get_env('LOCAL_FILES_DOCUMENT_ROOT', default=os.path.abspath(os.sep))

SYNC_ON_TARGET_STORAGE_CREATION = get_bool_env('SYNC_ON_TARGET_STORAGE_CREATION', default=True)

ALLOW_IMPORT_TASKS_WITH_UNKNOWN_EMAILS = get_bool_env('ALLOW_IMPORT_TASKS_WITH_UNKNOWN_EMAILS', default=False)

""" React Libraries: do not forget to change this dir in /etc/nginx/nginx.conf """

# EDITOR = label-studio-frontend repository
EDITOR_ROOT = os.path.join(BASE_DIR, '../../web/dist/libs/editor')
# DM = data manager (included into FRONTEND due npm building, we need only version.json file from there)
DM_ROOT = os.path.join(BASE_DIR, '../../web/dist/libs/datamanager')
# FRONTEND = GUI for django backend
REACT_APP_ROOT = os.path.join(BASE_DIR, '../../web/dist/apps/labelstudio')

# per project settings
BATCH_SIZE = 1000
# Maximum number of tasks to process in a single batch during export operations
MAX_TASK_BATCH_SIZE = int(get_env('MAX_TASK_BATCH_SIZE', 1000))
# Total size of task data (in bytes) to process per batch - used to calculate dynamic batch sizes
# For example: if task data is 10MB, batch will be ~5 tasks to stay under 50MB limit
TASK_DATA_PER_BATCH = int(get_env('TASK_DATA_PER_BATCH', 50 * 1024 * 1024))  # 50 MB in bytes
# Batch size for streaming reimport operations to reduce memory usage
REIMPORT_BATCH_SIZE = int(get_env('REIMPORT_BATCH_SIZE', 1000))
# Batch size for streaming import operations to reduce memory usage
IMPORT_BATCH_SIZE = int(get_env('IMPORT_BATCH_SIZE', 500))
# Batch size for processing prediction imports to avoid memory issues with large datasets
PREDICTION_IMPORT_BATCH_SIZE = int(get_env('PREDICTION_IMPORT_BATCH_SIZE', 500))
PROJECT_TITLE_MIN_LEN = 3
PROJECT_TITLE_MAX_LEN = 50
LOGIN_REDIRECT_URL = '/'
LOGIN_URL = '/user/login/'

MIN_GROUND_TRUTH = 10
DATA_UNDEFINED_NAME = '$undefined$'
LICENSE = {}
VERSIONS = {}
VERSION_EDITION = 'Community'
LATEST_VERSION_CHECK = get_bool_env('LATEST_VERSION_CHECK', True)
VERSIONS_CHECK_TIME = 0
ALLOW_ORGANIZATION_WEBHOOKS = get_bool_env('ALLOW_ORGANIZATION_WEBHOOKS', False)
CONVERTER_DOWNLOAD_RESOURCES = get_bool_env('CONVERTER_DOWNLOAD_RESOURCES', True)
SHOW_TRACEBACK_FOR_EXPORT_CONVERTER = get_bool_env('SHOW_TRACEBACK_FOR_EXPORT_CONVERTER', True)
EXPERIMENTAL_FEATURES = get_bool_env('EXPERIMENTAL_FEATURES', False)
USE_ENFORCE_CSRF_CHECKS = get_bool_env('USE_ENFORCE_CSRF_CHECKS', True)  # False is for tests
CLOUD_FILE_STORAGE_ENABLED = False

if (
    VERSION_EDITION == 'Community'
    and not has_env('LOCAL_FILES_DOCUMENT_ROOT')
    and not has_env('LOCAL_FILES_SERVING_ENABLED')
):
    from label_studio.io_storages.localfiles.functions import autodetect_local_files_root

    _autodetected_root = autodetect_local_files_root()
    if _autodetected_root:
        LOCAL_FILES_DOCUMENT_ROOT = _autodetected_root
        LOCAL_FILES_SERVING_ENABLED = True
        logger.info(
            'LOCAL_FILES_DOCUMENT_ROOT auto-configured to %s and LOCAL_FILES_SERVING_ENABLED set to true.',
            LOCAL_FILES_DOCUMENT_ROOT,
        )

IO_STORAGES_IMPORT_LINK_NAMES = [
    'io_storages_s3importstoragelink',
    'io_storages_gcsimportstoragelink',
    'io_storages_azureblobimportstoragelink',
    'io_storages_localfilesimportstoragelink',
    'io_storages_redisimportstoragelink',
]

CREATE_ORGANIZATION = 'organizations.functions.create_organization'
SAVE_USER = 'users.functions.save_user'
POST_PROCESS_REIMPORT = 'core.utils.common.empty'
USER_SERIALIZER = 'users.serializers.BaseUserSerializer'
WHOAMI_USER_SERIALIZER = 'users.serializers.BaseWhoAmIUserSerializer'
USER_SERIALIZER_UPDATE = 'users.serializers.BaseUserSerializerUpdate'
TASK_SERIALIZER = 'tasks.serializers.BaseTaskSerializer'
EXPORT_DATA_SERIALIZER = 'data_export.serializers.BaseExportDataSerializer'
DATA_MANAGER_GET_ALL_COLUMNS = 'data_manager.functions.get_all_columns'
DATA_MANAGER_ANNOTATIONS_MAP = {}
DATA_MANAGER_ACTIONS = {}
DATA_MANAGER_CUSTOM_FILTER_EXPRESSIONS = 'data_manager.functions.custom_filter_expressions'
DATA_MANAGER_PREPROCESS_FILTER = 'data_manager.functions.preprocess_filter'
DATA_MANAGER_CHECK_ACTION_PERMISSION = 'data_manager.actions.check_action_permission'
BULK_UPDATE_IS_LABELED = 'tasks.functions.bulk_update_is_labeled_by_overlap'
USER_LOGIN_FORM = 'users.forms.LoginForm'
PROJECT_MIXIN = 'projects.mixins.ProjectMixin'
TASK_MIXIN = 'tasks.mixins.TaskMixin'
LSE_PROJECT = None
GET_TASKS_AGREEMENT_QUERYSET = None
SHOULD_ATTEMPT_GROUND_TRUTH_FIRST = None
ANNOTATION_MIXIN = 'tasks.mixins.AnnotationMixin'
ORGANIZATION_MIXIN = 'organizations.mixins.OrganizationMixin'
USER_MIXIN = 'users.mixins.UserMixin'
ORGANIZATION_MEMBER_MIXIN = 'organizations.mixins.OrganizationMemberMixin'
MEMBER_PERM = 'core.api_permissions.MemberHasOwnerPermission'
RECALCULATE_ALL_STATS = None
GET_STORAGE_LIST = 'io_storages.functions.get_storage_list'
STORAGE_LOAD_TASKS_JSON = 'io_storages.utils.load_tasks_json_lso'
STORAGE_ANNOTATION_SERIALIZER = 'io_storages.serializers.StorageAnnotationSerializer'
TASK_SERIALIZER_BULK = 'tasks.serializers.BaseTaskSerializerBulk'
PREPROCESS_FIELD_NAME = 'data_manager.functions.preprocess_field_name'
INTERACTIVE_DATA_SERIALIZER = 'data_export.serializers.BaseExportDataSerializerForInteractive'
PROJECT_IMPORT_PERMISSION = 'projects.permissions.ProjectImportPermission'
DELETE_TASKS_ANNOTATIONS_POSTPROCESS = None
PROJECT_SAVE_DIMENSIONS_POSTPROCESS = None
FEATURE_FLAGS_GET_USER_REPR = 'core.feature_flags.utils.get_user_repr'
FEATURE_FLAGS_GET_USER_REPR_FROM_ORGANIZATION = 'core.feature_flags.utils.get_user_repr_from_organization'

# Test factories
ORGANIZATION_FACTORY = 'organizations.tests.factories.OrganizationFactory'
PROJECT_FACTORY = 'projects.tests.factories.ProjectFactory'
USER_FACTORY = 'users.tests.factories.UserFactory'


def project_delete(project):
    project.delete()


def user_auth(user_model, email, password):
    return None


def collect_versions_dummy(**kwargs):
    return {}


PROJECT_DELETE = project_delete
USER_AUTH = user_auth
COLLECT_VERSIONS = collect_versions_dummy

WEBHOOK_TIMEOUT = float(get_env('WEBHOOK_TIMEOUT', 1.0))
WEBHOOK_BATCH_SIZE = int(get_env('WEBHOOK_BATCH_SIZE', 5000))
WEBHOOK_SERIALIZERS = {
    'project': 'webhooks.serializers_for_hooks.ProjectWebhookSerializer',
    'task': 'webhooks.serializers_for_hooks.TaskWebhookSerializer',
    'annotation': 'webhooks.serializers_for_hooks.AnnotationWebhookSerializer',
    'label': 'labels_manager.serializers.LabelSerializer',
    'label_link': 'labels_manager.serializers.LabelLinkSerializer',
}

EDITOR_KEYMAP = json.dumps(get_env('EDITOR_KEYMAP'))

# fix a problem with Windows mimetypes for JS and PNG
import mimetypes

mimetypes.add_type('application/javascript', '.js', True)
mimetypes.add_type('image/png', '.png', True)

# fields name was used in DM api before
REST_FLEX_FIELDS = {'FIELDS_PARAM': 'include'}

INTERPOLATE_KEY_FRAMES = get_env('INTERPOLATE_KEY_FRAMES', False)

# Feature Flags
FEATURE_FLAGS_API_KEY = get_env('FEATURE_FLAGS_API_KEY', default='any key')

# we may set feature flags from file
FEATURE_FLAGS_FROM_FILE = get_bool_env('FEATURE_FLAGS_FROM_FILE', False)
FEATURE_FLAGS_FILE = get_env('FEATURE_FLAGS_FILE', 'feature_flags.json')
# or if file is not set, default is using offline mode
FEATURE_FLAGS_OFFLINE = get_bool_env('FEATURE_FLAGS_OFFLINE', True)
# default value for feature flags (if not overridden by environment or client)
FEATURE_FLAGS_DEFAULT_VALUE = False

# Whether to send analytics telemetry data. Fall back to old lowercase name for legacy compatibility.
COLLECT_ANALYTICS = get_bool_env('COLLECT_ANALYTICS', get_bool_env('collect_analytics', True))

# Strip harmful content from SVG files by default
SVG_SECURITY_CLEANUP = get_bool_env('SVG_SECURITY_CLEANUP', False)

ML_BLOCK_LOCAL_IP = get_bool_env('ML_BLOCK_LOCAL_IP', False)

RQ_LONG_JOB_TIMEOUT = int(get_env('RQ_LONG_JOB_TIMEOUT', 36000))

APP_WEBSERVER = get_env('APP_WEBSERVER', 'django')

BATCH_JOB_RETRY_TIMEOUT = int(get_env('BATCH_JOB_RETRY_TIMEOUT', 60))

FUTURE_SAVE_TASK_TO_STORAGE = get_bool_env('FUTURE_SAVE_TASK_TO_STORAGE', default=False)
FUTURE_SAVE_TASK_TO_STORAGE_JSON_EXT = get_bool_env('FUTURE_SAVE_TASK_TO_STORAGE_JSON_EXT', default=True)
STORAGE_IN_PROGRESS_TIMER = float(get_env('STORAGE_IN_PROGRESS_TIMER', 5.0))
STORAGE_EXPORT_CHUNK_SIZE = int(get_env('STORAGE_EXPORT_CHUNK_SIZE', 100))
DEFAULT_STORAGE_LIST_LIMIT = int(get_env('DEFAULT_STORAGE_LIST_LIMIT', 100))
STORAGE_EXISTED_COUNT_BATCH_SIZE = int(get_env('STORAGE_EXISTED_COUNT_BATCH_SIZE', 1000))

USE_NGINX_FOR_EXPORT_DOWNLOADS = get_bool_env('USE_NGINX_FOR_EXPORT_DOWNLOADS', False)
USE_NGINX_FOR_UPLOADS = get_bool_env('USE_NGINX_FOR_UPLOADS', True)

if get_env('MINIO_STORAGE_ENDPOINT') and not get_bool_env('MINIO_SKIP', False):
    CLOUD_FILE_STORAGE_ENABLED = True
    STORAGES['default']['BACKEND'] = 'storages.backends.s3boto3.S3Boto3Storage'
    AWS_STORAGE_BUCKET_NAME = get_env('MINIO_STORAGE_BUCKET_NAME')
    AWS_ACCESS_KEY_ID = get_env('MINIO_STORAGE_ACCESS_KEY')
    AWS_SECRET_ACCESS_KEY = get_env('MINIO_STORAGE_SECRET_KEY')
    AWS_S3_ENDPOINT_URL = get_env('MINIO_STORAGE_ENDPOINT')
    AWS_QUERYSTRING_AUTH = False
    # make domain for FileUpload.file
    AWS_S3_SECURE_URLS = False
    AWS_S3_URL_PROTOCOL = 'http:' if HOSTNAME.startswith('http://') else 'https:'
    AWS_S3_CUSTOM_DOMAIN = HOSTNAME.replace('http://', '').replace('https://', '') + '/data'

if get_env('STORAGE_TYPE') == 's3':
    CLOUD_FILE_STORAGE_ENABLED = True
    STORAGES['default']['BACKEND'] = 'core.storage.CustomS3Boto3Storage'
    if get_env('STORAGE_AWS_ACCESS_KEY_ID'):
        AWS_ACCESS_KEY_ID = get_env('STORAGE_AWS_ACCESS_KEY_ID')
    if get_env('STORAGE_AWS_SECRET_ACCESS_KEY'):
        AWS_SECRET_ACCESS_KEY = get_env('STORAGE_AWS_SECRET_ACCESS_KEY')
    AWS_STORAGE_BUCKET_NAME = get_env('STORAGE_AWS_BUCKET_NAME')
    AWS_S3_REGION_NAME = get_env('STORAGE_AWS_REGION_NAME', None)
    AWS_S3_ENDPOINT_URL = get_env('STORAGE_AWS_ENDPOINT_URL', None)
    if get_env('STORAGE_AWS_OBJECT_PARAMETERS'):
        AWS_S3_OBJECT_PARAMETERS = json.loads(get_env('STORAGE_AWS_OBJECT_PARAMETERS'))
    AWS_QUERYSTRING_EXPIRE = int(get_env('STORAGE_AWS_X_AMZ_EXPIRES', '86400'))
    AWS_LOCATION = get_env('STORAGE_AWS_FOLDER', default='')
    AWS_S3_USE_SSL = get_bool_env('STORAGE_AWS_S3_USE_SSL', True)
    AWS_S3_VERIFY = get_env('STORAGE_AWS_S3_VERIFY', None)
    if AWS_S3_VERIFY == 'false' or AWS_S3_VERIFY == 'False' or AWS_S3_VERIFY == '0':
        AWS_S3_VERIFY = False
    AWS_S3_SIGNATURE_VERSION = get_env('STORAGE_AWS_S3_SIGNATURE_VERSION', None)

if get_env('STORAGE_TYPE') == 'azure':
    CLOUD_FILE_STORAGE_ENABLED = True
    STORAGES['default']['BACKEND'] = 'core.storage.CustomAzureStorage'
    AZURE_ACCOUNT_NAME = get_env('STORAGE_AZURE_ACCOUNT_NAME')
    AZURE_ACCOUNT_KEY = get_env('STORAGE_AZURE_ACCOUNT_KEY')
    AZURE_CONTAINER = get_env('STORAGE_AZURE_CONTAINER_NAME')
    AZURE_URL_EXPIRATION_SECS = int(get_env('STORAGE_AZURE_URL_EXPIRATION_SECS', '86400'))
    AZURE_LOCATION = get_env('STORAGE_AZURE_FOLDER', default='')

if get_env('STORAGE_TYPE') == 'gcs':
    CLOUD_FILE_STORAGE_ENABLED = True
    STORAGES['default']['BACKEND'] = 'core.storage.AlternativeGoogleCloudStorage'
    GS_PROJECT_ID = get_env('STORAGE_GCS_PROJECT_ID')
    GS_BUCKET_NAME = get_env('STORAGE_GCS_BUCKET_NAME')
    GS_EXPIRATION = timedelta(seconds=int(get_env('STORAGE_GCS_EXPIRATION_SECS', '86400')))
    GS_LOCATION = get_env('STORAGE_GCS_FOLDER', default='')
    GS_CUSTOM_ENDPOINT = get_env('STORAGE_GCS_ENDPOINT')

CSRF_TRUSTED_ORIGINS = get_env('CSRF_TRUSTED_ORIGINS', [])
if CSRF_TRUSTED_ORIGINS:
    CSRF_TRUSTED_ORIGINS = CSRF_TRUSTED_ORIGINS.split(',')

# Custom S3 endpoints on these domains will get detailed error reporting
S3_TRUSTED_STORAGE_DOMAINS = get_env_list(
    'S3_TRUSTED_STORAGE_DOMAINS',
    [
        'amazonaws.com',
        'scw.cloud',
        'yandexcloud.net',
        'digitaloceanspaces.com',
        'orange-business.com',
        'computecanada.ca',
        'cloudflarestorage.com',
        'wasabisys.com',
        'oracle.com',
        'amazon.com',
        'appdomain.cloud',
    ],
)

REAL_HOSTNAME = os.getenv('HOSTNAME')  # we have to use getenv, because we don't use LABEL_STUDIO_ prefix
GCS_CLOUD_STORAGE_FORCE_DEFAULT_CREDENTIALS = get_bool_env('GCS_CLOUD_STORAGE_FORCE_DEFAULT_CREDENTIALS', False)
PUBLIC_API_DOCS = get_bool_env('PUBLIC_API_DOCS', False)

# By default, we disallow filters with foreign keys in data manager for security reasons.
# Add to this list (either here in code, or via the env) to allow specific filters that rely on foreign keys.
DATA_MANAGER_FILTER_ALLOWLIST = list(
    set(
        get_env_list('DATA_MANAGER_FILTER_ALLOWLIST')
        + ['updated_by__active_organization', 'annotations__completed_by']
    )
)

if ENABLE_CSP := get_bool_env('ENABLE_CSP', True):
    CSP_DEFAULT_SRC = (
        "'self'",
        "'report-sample'",
    )
    CSP_STYLE_SRC = ("'self'", "'report-sample'", "'unsafe-inline'")
    CSP_SCRIPT_SRC = (
        "'self'",
        "'report-sample'",
        "'unsafe-inline'",
        'blob:',
        'browser.sentry-cdn.com',
        'https://*.googletagmanager.com',
    )
    CSP_IMG_SRC = (
        "'self'",
        "'report-sample'",
        'data:',
        'https://*.google-analytics.com',
        'https://*.googletagmanager.com',
        'https://*.google.com',
    )
    CSP_CONNECT_SRC = (
        "'self'",
        "'report-sample'",
        'https://*.google-analytics.com',
        'https://*.analytics.google.com',
        'https://analytics.google.com',
        'https://*.googletagmanager.com',
        'https://*.g.double' + 'click.net',  # hacky way of suppressing codespell complaint
        'https://*.ingest.sentry.io',
    )
    # Note that this will be overridden to real CSP for views that use the override_report_only_csp decorator
    CSP_REPORT_ONLY = get_bool_env('LS_CSP_REPORT_ONLY', True)
    CSP_REPORT_URI = get_env('LS_CSP_REPORT_URI', None)
    CSP_INCLUDE_NONCE_IN = ['script-src', 'default-src']

    MIDDLEWARE.append('core.middleware.HumanSignalCspMiddleware')

CLOUD_STORAGE_CHECK_FOR_RECORDS_PAGE_SIZE = get_env('CLOUD_STORAGE_CHECK_FOR_RECORDS_PAGE_SIZE', 10000)
CLOUD_STORAGE_CHECK_FOR_RECORDS_TIMEOUT = get_env('CLOUD_STORAGE_CHECK_FOR_RECORDS_TIMEOUT', 60)

CONTEXTLOG_SYNC = False
TEST_ENVIRONMENT = get_bool_env('TEST_ENVIRONMENT', False)
DEBUG_CONTEXTLOG = get_bool_env('DEBUG_CONTEXTLOG', False)

_REDIS_SSL_CERTS_REQS = get_env('REDIS_SSL_CERTS_REQS', 'required')
REDIS_SSL_SETTINGS = {
    'ssl_cert_reqs': None if _REDIS_SSL_CERTS_REQS.lower() == 'none' else _REDIS_SSL_CERTS_REQS,
    'ssl_ca_certs': get_env('REDIS_SSL_CA_CERTS', None),
    'ssl_keyfile': get_env('REDIS_SSL_KEYFILE', None),
    'ssl_certfile': get_env('REDIS_SSL_CERTFILE', None),
}

OPENAI_API_VERSION = get_env('OPENAI_API_VERSION', '2024-06-01')
APPEND_SLASH = False

if CI:
    INSTALLED_APPS += ['django_migration_linter']
    MIGRATION_LINTER_OPTIONS = {
        'no_cache': True,
        'ignore_name': '0002_auto_20210304_1457',
        'sql-analyser': 'postgresql',
    }

LOGOUT_REDIRECT_URL = get_env('LOGOUT_REDIRECT_URL', None)

# Enable legacy tokens (useful for running with a pre-existing token via `LABEL_STUDIO_USER_TOKEN`)
LABEL_STUDIO_ENABLE_LEGACY_API_TOKEN = get_bool_env('LABEL_STUDIO_ENABLE_LEGACY_API_TOKEN', False)
RESOLVER_PROXY_BUFFER_SIZE = int(get_env('RESOLVER_PROXY_BUFFER_SIZE', 512 * 1024))
RESOLVER_PROXY_TIMEOUT = int(get_env('RESOLVER_PROXY_TIMEOUT', 20))
RESOLVER_PROXY_MAX_RANGE_SIZE = int(get_env('RESOLVER_PROXY_MAX_RANGE_SIZE', 8 * 1024 * 1024))
RESOLVER_PROXY_GCS_DOWNLOAD_URL = get_env(
    'RESOLVER_PROXY_GCS_DOWNLOAD_URL',
    'https://storage.googleapis.com/download/storage/v1/b/{bucket_name}/o/{blob_name}?alt=media',
)
RESOLVER_PROXY_GCS_HTTP_TIMEOUT = int(get_env('RESOLVER_PROXY_GCS_HTTP_TIMEOUT', 5))
RESOLVER_PROXY_ENABLE_ETAG_CACHE = get_bool_env('RESOLVER_PROXY_ENABLE_ETAG_CACHE', True)
RESOLVER_PROXY_CACHE_TIMEOUT = int(get_env('RESOLVER_PROXY_CACHE_TIMEOUT', 3600))

# Advanced validator for ImportStorageSerializer in enterprise
IMPORT_STORAGE_SERIALIZER_VALIDATE = None

# User activity Redis caching settings
USER_ACTIVITY_REDIS_KEY_PREFIX = get_env('USER_ACTIVITY_REDIS_KEY_PREFIX', 'user_activity')
USER_ACTIVITY_BATCH_SIZE = int(get_env('USER_ACTIVITY_BATCH_SIZE', '100'))
USER_ACTIVITY_SYNC_THRESHOLD = int(get_env('USER_ACTIVITY_SYNC_THRESHOLD', '500'))
USER_ACTIVITY_REDIS_TTL = int(get_env('USER_ACTIVITY_REDIS_TTL', '86400'))  # 24 hours

# QuerySet iterator settings
QS_ITERATOR_DEFAULT_CHUNK_SIZE = int(get_env('QS_ITERATOR_DEFAULT_CHUNK_SIZE', 1000))

# Data Manager
# Max number of users to display in the Data Manager in Annotators/Reviewers/Comment Authors, etc
DM_MAX_USERS_TO_DISPLAY = int(get_env('DM_MAX_USERS_TO_DISPLAY', 10))

# Base FSM (Finite State Machine) Configuration for Label Studio
FSM_CACHE_TTL = 300  # Cache TTL in seconds (5 minutes)
FSM_SYNC_PROJECT_STATE = 'fsm.project_transitions.sync_project_state'

# Used for async migrations. In LSE this is set to a real queue name, including here so we
# can use settings.SERVICE_QUEUE_NAME in async migrations in LSO
SERVICE_QUEUE_NAME = get_env('SERVICE_QUEUE_NAME', 'default')