import os
from pathlib import Path
from dotenv import load_dotenv

load_dotenv()
BASE_DIR = Path(__file__).resolve().parent.parent
SECRET_KEY = os.getenv('SECRET_KEY')
DEBUG = os.getenv('DEBUG', 'False').lower() == 'true'
ALLOWED_HOSTS = os.getenv('ALLOWED_HOSTS', '127.0.0.1').split(',')

INSTALLED_APPS = [
    'jazzmin',  
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    'attendance',
    'feedback',
    'apparel',
    'registration',
    'icict_attendance',
]

# Django Jazzmin Settings
JAZZMIN_SETTINGS = {
    # title of the window (Will default to current_admin_site.site_title if absent or None)
    "site_title": "ICTAZ Smart Register",
    "site_brand": "ICTAZ Smart Register",
    # Title on the login screen (19 chars max) (defaults to current_admin_site.site_header if absent or None)
    "site_header": "ICTAZ Smart Register",
    # Logo to use for your site, must be present in static files, used for brand on top left
    "site_logo": "images/ictaz-white.png",
    # Logo to use for your site, must be present in static files, used for login form logo (defaults to site_logo)
    "login_logo": "images/ictaz-blue.png",
    # CSS classes that are applied to the logo above
    # "site_logo_classes": "img-circle",
    # Relative path to a favicon for your site, will default to site_logo if absent (ideally 32x32 px)
    "site_icon": None,
    # Welcome text on the login screen
    "welcome_sign": "Welcome to ICTAZ Smart Register",
    # Copyright on the footer
    "copyright": "ICTAZ Smart Register Ltd",
    # List of model admins to search from the search bar, search bar omitted if excluded
    # If you want to use a single search field you dont need to use a list, you can use a string directly 
    # "search_model": ["attendance.RegisteredUser", "attendance.Attendance", "feedback.Feedback", "feedback.FeedbackCategory", "apparel.ApparelRequest", "apparel.TShirtType", "apparel.TShirtSize", "registration.EventType", "registration.Event", "registration.Registration"],
    # Field name on user model that contains avatar ImageField/URLField/Charfield or a callable that receives the user
    "user_avatar": None,
    ############
    # Top Menu #
    ############
    # Links to put along the top menu
    "topmenu_links": [
        # Url that gets reversed (Permissions can be added)
        {"name": "Home", "url": "admin:index", "permissions": ["auth.view_user"]},
        # External url that opens in a new window (Permissions can be added)
        {"name": "Dashboard", "url": "/", "new_window": True},
        {"name": "Scanner", "url": "/scanner/", "new_window": True},
        {"name": "Attendance List", "url": "/list/", "new_window": True},
    ],
    #############
    # User Menu #
    #############
    # Additional links to include in the user menu on the top right ("app" url type is not allowed)
    "usermenu_links": [
        {"name": "Dashboard", "url": "/dashboard/", "new_window": False},
    ],
    #############
    # Side Menu #
    #############
    # Whether to display the side menu
    "show_sidebar": True,
    # Whether to aut expand the menu
    "navigation_expanded": True,
    # Custom icons for side menu apps/models
    "icons": {
        "auth": "fas fa-users-cog",
        "auth.user": "fas fa-user",
        "auth.Group": "fas fa-users",
        "attendance.RegisteredUser": "fas fa-user-check",
        "attendance.Attendance": "fas fa-clipboard-check",
    },
    # Icons that are used when one is not manually specified
    "default_icon_parents": "fas fa-chevron-circle-right",
    "default_icon_children": "fas fa-circle",
    #################
    # Related Modal #
    #################
    # Use modals instead of popups
    "related_modal_active": True,
    #############
    # UI Tweaks #
    #############
    # Relative paths to custom CSS/JS scripts (must be present in static files)
    "custom_css": "css/admin-custom.css",
    "custom_js": None,
    # Whether to show the UI customizer on the sidebar
    "show_ui_builder": False,
    ###############
    # Change view #
    ###############
    # Render out the change view as a single form, or in tabs, current options are
    # - single
    # - horizontal_tabs (default)
    # - vertical_tabs
    # - collapsible
    # - carousel
    "changeform_format": "horizontal_tabs",
    # override change forms on a per modeladmin basis
    "changeform_format_overrides": {
        "auth.user": "collapsible",
        "auth.group": "vertical_tabs",
    },
    # Add a language dropdown into the admin
    "language_chooser": False,
}

# Using default Jazzmin UI tweaks
JAZZMIN_UI_TWEAKS = {
    "navbar_small_text": False,
    "footer_small_text": False,
    "body_small_text": False,
    "brand_small_text": False,
    "brand_colour": False,
    "accent": "accent-primary",
    "navbar": "navbar-white navbar-light",
    "no_navbar_border": False,
    "navbar_fixed": False,
    "layout_boxed": False,
    "footer_fixed": False,
    "sidebar_fixed": False,
    "sidebar": "sidebar-dark-primary",
    "sidebar_nav_small_text": False,
    "sidebar_disable_expand": False,
    "sidebar_nav_child_indent": False,
    "sidebar_nav_compact_style": False,
    "sidebar_nav_legacy_style": False,
    "sidebar_nav_flat_style": False,
    "theme": "default",
    "dark_mode_theme": None,
    "button_classes": {
        "primary": "btn-primary",
        "secondary": "btn-secondary",
        "info": "btn-info",
        "warning": "btn-warning",
        "danger": "btn-danger",
        "success": "btn-success"
    }
}

MIDDLEWARE = [
    'django.middleware.security.SecurityMiddleware',
    'django.contrib.sessions.middleware.SessionMiddleware',
    'django.middleware.common.CommonMiddleware',
    'django.middleware.csrf.CsrfViewMiddleware',
    'django.contrib.auth.middleware.AuthenticationMiddleware',
    'django.contrib.messages.middleware.MessageMiddleware',
    'django.middleware.clickjacking.XFrameOptionsMiddleware',
]

ROOT_URLCONF = 'ictaz_smart_register.urls'

TEMPLATES = [
    {
        'BACKEND': 'django.template.backends.django.DjangoTemplates',
        'DIRS': [BASE_DIR / 'ictaz_smart_register/templates'],
        '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',
            ],
        },
    },
]

WSGI_APPLICATION = 'ictaz_smart_register.wsgi.application'

# Database
# https://docs.djangoproject.com/en/5.2/ref/settings/#databases

# Check if database environment variables are set
if os.getenv('DB_NAME') and os.getenv('DB_USER') and os.getenv('DB_PASSWORD'):
    # Use MySQL in production
    DATABASES = {
        'default': {
            'ENGINE': os.getenv('DB_ENGINE'),
            'NAME': os.getenv('DB_NAME'),
            'USER': os.getenv('DB_USER'),
            'PASSWORD': os.getenv('DB_PASSWORD'),
            'HOST': os.getenv('DB_HOST', 'localhost'),
            'PORT': os.getenv('DB_PORT', '3306'),
        }
    }
else:
    # Use SQLite for development
    DATABASES = {
        'default': {
            'ENGINE': 'django.db.backends.sqlite3',
            'NAME': BASE_DIR / 'db.sqlite3',
        }
    }


# Password validation
# https://docs.djangoproject.com/en/5.2/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',
    },
]


# Internationalization
# https://docs.djangoproject.com/en/5.2/topics/i18n/

LANGUAGE_CODE = 'en-us'

TIME_ZONE = 'Africa/Lusaka'

USE_I18N = True

USE_TZ = True


# Static files (CSS, JavaScript, Images)
# https://docs.djangoproject.com/en/5.2/howto/static-files/

STATIC_URL = 'static/'
STATIC_ROOT = BASE_DIR / 'staticfiles'
STATICFILES_DIRS = [
    BASE_DIR / 'static',
]

# Media files
MEDIA_URL = 'media/'
MEDIA_ROOT = BASE_DIR / 'media'

# Default primary key field type
# https://docs.djangoproject.com/en/5.2/ref/settings/#default-auto-field

DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'

# Logging configuration
LOGGING = {
    'version': 1,
    'disable_existing_loggers': False,
    'formatters': {
        'verbose': {
            'format': '{levelname} {asctime} {module} {process:d} {thread:d} {message}',
            'style': '{',
        },
        'simple': {
            'format': '{levelname} {message}',
            'style': '{',
        },
    },
    'handlers': {
        'console': {
            'level': 'DEBUG',
            'class': 'logging.StreamHandler',
            'formatter': 'verbose',
        },
        'file': {
            'level': 'DEBUG',
            'class': 'logging.FileHandler',
            'filename': 'debug.log',
            'formatter': 'verbose',
        },
    },
    'loggers': {
        'django': {
            'handlers': ['console', 'file'],
            'level': 'INFO',
            'propagate': True,
        },
        'registration': {
            'handlers': ['console', 'file'],
            'level': 'DEBUG',
            'propagate': True,
        },
    },
}

# Authentication settings
LOGIN_URL = '/accounts/login/'
LOGIN_REDIRECT_URL = '/'
LOGOUT_REDIRECT_URL = '/accounts/login/'

# Email Configuration - loaded from environment variables for security
EMAIL_BACKEND = 'django.core.mail.backends.smtp.EmailBackend'
EMAIL_HOST = os.environ.get('EMAIL_HOST', 'smtp.office365.com')
EMAIL_PORT = int(os.environ.get('EMAIL_PORT', 587))
EMAIL_USE_TLS = os.environ.get('EMAIL_USE_TLS', 'True') == 'True'
EMAIL_HOST_USER = os.environ.get('EMAIL_HOST_USER', '')
EMAIL_HOST_PASSWORD = os.environ.get('EMAIL_HOST_PASSWORD', '')
DEFAULT_FROM_EMAIL = os.environ.get('DEFAULT_FROM_EMAIL', EMAIL_HOST_USER)
SERVER_EMAIL = os.environ.get('SERVER_EMAIL', EMAIL_HOST_USER)