"""
Django settings for university project.

Generated by 'django-admin startproject' using Django 2.1.2.

For more information on this file, see
https://docs.djangoproject.com/en/2.1/topics/settings/

For the full list of settings and their values, see
https://docs.djangoproject.com/en/2.1/ref/settings/
"""

import os
import logging
import sentry_sdk
from sentry_sdk.integrations.django import DjangoIntegration
from university.utils.log_filters import skip_illegal_level, get_level

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


# Quick-start development settings - unsuitable for production
# See https://docs.djangoproject.com/en/2.1/howto/deployment/checklist/

# SECURITY WARNING: keep the secret key used in production secret!
SECRET_KEY = '5k0%05vx4pgqx_$byoi2l(uyr2bp+(noy1g_8nt07pr)g_r*x5'

# SECURITY WARNING: don't run with debug turned on in production!
DEBUG = True

ALLOWED_HOSTS = []


# Application definition

INSTALLED_APPS = [
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    'graphene_django',
    'university',
    'pingcap_cookie_sso',
    'aliyun_video',
    'channels',
]


INSTALLED_LECTURES = {
    'pdf': 'university.lectures.pdf',
    'markdown': 'university.lectures.markdown',
    'offline': 'university.lectures.offline',
    'video': 'aliyun_video'
}


MIDDLEWARE = [
    'university.middlewares.cookie.SameSiteNoneMiddleware',
    'django.middleware.security.SecurityMiddleware',
    'django.contrib.sessions.middleware.SessionMiddleware',
    'django.middleware.locale.LocaleMiddleware',
    'django.middleware.common.CommonMiddleware',
    'django.middleware.csrf.CsrfViewMiddleware',
    'university.middlewares.auth.AuthenticationMiddleware',
    'pingcap_cookie_sso.middleware.SsoMiddleware',
    'django.contrib.messages.middleware.MessageMiddleware',
    'django.middleware.clickjacking.XFrameOptionsMiddleware',
]

ROOT_URLCONF = 'university.urls'

TEMPLATES = [
    {
        'BACKEND': 'django.template.backends.django.DjangoTemplates',
        'DIRS': [],
        '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',
            ],
        },
    },
    {
        'BACKEND': 'django.template.backends.jinja2.Jinja2',
        'DIRS': [],
        'APP_DIRS': True,
        'OPTIONS': {
            'environment': 'university.utils.jinja2.environment',
            'extensions': [
                'webpack_loader.contrib.jinja2ext.WebpackExtension',
                'jinja2.ext.i18n',
                'jinja2.ext.with_'
            ],
            'context_processors': [
                'django.template.context_processors.debug',
                'django.template.context_processors.request',
                'django.contrib.auth.context_processors.auth',
                'django.contrib.messages.context_processors.messages',
            ],
        },
    },
]

WSGI_APPLICATION = 'university.wsgi.application'

ASGI_APPLICATION = 'university.routing.application'
CHANNEL_LAYERS = {
    'default': {
        'BACKEND': 'channels_redis.core.RedisChannelLayer',
        'CONFIG': {
            "hosts": [('127.0.0.1', 6379)],
        },
    },
}


# Database
# https://docs.djangoproject.com/en/2.1/ref/settings/#databases

DATABASES = {
    'default': {
        'ENGINE': 'django.db.backends.sqlite3',
        'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
    }
}


# 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': 'django.contrib.auth.password_validation.MinimumLengthValidator',
    },
    {
        'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
    },
    {
        'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
    },
]

AUTH_USER_MODEL = 'university.User'

SSO_USER_BEHAVIOR_TRACK_ENDPOINT = ''
SSO_API_TOKEN = ''


# Internationalization
# https://docs.djangoproject.com/en/2.1/topics/i18n/

LANGUAGE_CODE = 'en-us'

TIME_ZONE = 'Asia/Shanghai'

USE_I18N = True

USE_L10N = True

USE_TZ = True


LOCALE_PATHS = (
    os.path.join(BASE_DIR, 'university/locale'),
)

LANGUAGES = {
    ('zh-hans', '中文简体'),
    ('en-us', 'English'),
}


REST_FRAMEWORK = {
    'UNAUTHENTICATED_USER': 'university.models.UniversityAnonymousUser',
    'DEFAULT_RENDERER_CLASSES': (
        'rest_framework.renderers.JSONRenderer',
    ),
    'DEFAULT_PERMISSION_CLASSES': (
        'university.api.permissions.DenyAllPermission',
    ),
    'DEFAULT_AUTHENTICATION_CLASSES': (
        # 'university.api.authentication.APITokenAuthentication',
        'university.api.authentication.SessionAuthentication',
    ),
    'TEST_REQUEST_DEFAULT_FORMAT': 'json',
    'DEFAULT_THROTTLE_CLASSES': (
        'rest_framework.throttling.AnonRateThrottle',
        'rest_framework.throttling.UserRateThrottle'
    ),
    'DEFAULT_THROTTLE_RATES': {
        'anon': '60/m',
        'user': '100/m'
    }
}

AUTHENTICATION_BACKENDS = ['pingcap_cookie_sso.authentication.SsoAuthBackend']

# Do not check 'django.contrib.auth.middleware.AuthenticationMiddleware'
SILENCED_SYSTEM_CHECKS = ['admin.E408']


GRAPHENE = {
    'SCHEMA': 'university.schema.schema'
}


# Celery Config
CELERY_BROKER_URL = 'redis://127.0.0.1:6379/2'
CELERY_RESULT_BACKEND = 'redis://127.0.0.1:6379/2'
CELERY_TASK_REJECT_ON_WORKER_LOST = True
CELERY_TASK_ACKS_LATE = True


# Static files (CSS, JavaScript, Images)
# https://docs.djangoproject.com/en/2.1/howto/static-files/
BASE_URL = 'http://127.0.0.1'
STATIC_URL = '/_static/'
STATIC_ROOT = 'static_collected'
STATICFILES_DIRS = [
    os.path.join(BASE_DIR, 'university/admin/frontend/dist/'),
]
MEDIA_PRIVATE_URL = '/_private_media_url/'


# Logging config
LOG_DIRECTORY = '/var/log/pingcap_university/'
LOG_INFO = 'info.log'
LOG_WARNING = 'warning.log'
LOG_ERROR = 'error.log'
LOG_CRITICAL = 'critical.log'
SENTRY_DSN = 'https://9ae349b9868b431a8e7b16643e348d10@sentry.io/1860566'

LOGGING = {
    'version': 1,
    'disable_existing_loggers': False,
    'formatters': {
        'verbose': {
            'format': '[%(asctime)s] %(levelname)s [%(name)s.%(funcName)s:%(lineno)d] %(message)s',
            'datefmt': '%Y-%m-%d %H:%M:%S'
        },
    },
    'handlers': {
        'console': {
            'level': 'DEBUG',
            'class': 'logging.StreamHandler',
            'formatter': 'verbose',
        }
    },
    'filters': {
        'skip_illegal_info_level': {
            '()': 'django.utils.log.CallbackFilter',
            'callback': skip_illegal_level(logging.DEBUG, logging.WARNING),
        },
        'info_level': {
            '()': 'django.utils.log.CallbackFilter',
            'callback': get_level(logging.INFO),
        },
        'warning_level': {
            '()': 'django.utils.log.CallbackFilter',
            'callback': get_level(logging.WARNING),
        },
        'error_level': {
            '()': 'django.utils.log.CallbackFilter',
            'callback': get_level(logging.ERROR),
        },
        'critical_level': {
            '()': 'django.utils.log.CallbackFilter',
            'callback': get_level(logging.CRITICAL),
        },
    },
    'loggers': {
        '': {
            'level': 'DEBUG',
            'handlers': ['console'],
        },
    }
}


try:
    from .local_settings import * # noqa
except ImportError:
    pass

WEBPACK_LOADER = {
    'DEFAULT': {
        'CACHE': not DEBUG,
        'BUNDLE_DIR_NAME': '',  # must end with slash
        'STATS_FILE': os.path.join(BASE_DIR, 'university/admin/frontend/webpack-stats.json'),
        'POLL_INTERVAL': 0.1,
        'TIMEOUT': None,
        'IGNORE': [r'.+\.hot-update.js', r'.+\.map']
    }
}

if not DEBUG:
    sentry_sdk.init(
        dsn=SENTRY_DSN,
        integrations=[DjangoIntegration()]
    )

    LOGGING['handlers'].update({
        'file_info': {
            'level': 'INFO',
            'class': 'logging.handlers.RotatingFileHandler',
            'filename': LOG_DIRECTORY + LOG_INFO,
            'formatter': 'verbose',
            'filters': ['info_level'],
            'maxBytes': 1024 * 1024 * 500,
            'backupCount': 10
        },
        'file_warning': {
            'level': 'WARNING',
            'class': 'logging.handlers.RotatingFileHandler',
            'filename': LOG_DIRECTORY + LOG_WARNING,
            'formatter': 'verbose',
            'filters': ['warning_level'],
            'maxBytes': 1024 * 1024 * 500,
            'backupCount': 10
        },
        'file_error': {
            'level': 'ERROR',
            'class': 'logging.handlers.RotatingFileHandler',
            'filename': LOG_DIRECTORY + LOG_ERROR,
            'formatter': 'verbose',
            'filters': ['error_level'],
            'maxBytes': 1024 * 1024 * 500,
            'backupCount': 10
        },
        'file_critical': {
            'level': 'CRITICAL',
            'class': 'logging.handlers.RotatingFileHandler',
            'filename': LOG_DIRECTORY + LOG_CRITICAL,
            'formatter': 'verbose',
            'filters': ['critical_level'],
            'maxBytes': 1024 * 1024 * 500,
        }
    })
    LOGGING['loggers']['']['handlers'] += [
        'file_info', 'file_warning', 'file_error', 'file_critical']