"""
Конфигурация приложения
"""
from pathlib import Path
from pydantic_settings import BaseSettings
from functools import lru_cache
from typing import List


BASE_DIR = Path(__file__).resolve().parents[2]
ENV_PATH = BASE_DIR / ".env"


class Settings(BaseSettings):
    # ============================================
    # APPLICATION
    # ============================================
    app_name: str = "Ticket Form Intake Platform"
    app_env: str = "development"
    debug: bool = True
    
    # API
    api_v1_prefix: str = "/api/v1"
    backend_url: str = "http://localhost:8200"
    frontend_url: str = "http://localhost:5175"
    
    # ============================================
    # DATABASE (PostgreSQL)
    # ============================================
    postgres_host: str = "147.45.189.234"
    postgres_port: int = 5432
    postgres_db: str = "default_db"
    postgres_user: str = "gen_user"
    postgres_password: str = "2~~9_^kVsU?2\\S"
    
    # ============================================
    # MYSQL (для проверки полисов ERV)
    # ============================================
    mysql_host: str = "localhost"
    mysql_port: int = 3306
    mysql_db: str = "u2768571_crm_db"
    mysql_user: str = "root"
    mysql_password: str = ""
    
    # ============================================
    # MYSQL CRM (vtiger CRM)
    # ============================================
    mysql_crm_host: str = "localhost"  # В режиме network_mode: host используем localhost  # Доступ к хосту из Docker контейнера
    mysql_crm_port: int = 3306
    mysql_crm_db: str = "ci20465_72new"
    mysql_crm_user: str = "ci20465_72new"
    mysql_crm_password: str = "EcY979Rn"
    
    @property
    def database_url(self) -> str:
        """Формирует URL для подключения к PostgreSQL"""
        return f"postgresql+asyncpg://{self.postgres_user}:{self.postgres_password}@{self.postgres_host}:{self.postgres_port}/{self.postgres_db}"
    
    # ============================================
    # REDIS
    # ============================================
    redis_host: str = "localhost"
    redis_port: int = 6379
    redis_password: str = "CRM_Redis_Pass_2025_Secure!"
    redis_db: int = 0
    redis_prefix: str = "ticket_form:"
    
    @property
    def redis_url(self) -> str:
        """Формирует URL для подключения к Redis"""
        if self.redis_password:
            return f"redis://:{self.redis_password}@{self.redis_host}:{self.redis_port}/{self.redis_db}"
        return f"redis://{self.redis_host}:{self.redis_port}/{self.redis_db}"
    
    # ============================================
    # RABBITMQ
    # ============================================
    rabbitmq_host: str = "185.197.75.249"
    rabbitmq_port: int = 5672
    rabbitmq_user: str = "admin"
    rabbitmq_password: str = "tyejvtej"
    rabbitmq_vhost: str = "/"
    
    @property
    def rabbitmq_url(self) -> str:
        """Формирует URL для подключения к RabbitMQ"""
        return f"amqp://{self.rabbitmq_user}:{self.rabbitmq_password}@{self.rabbitmq_host}:{self.rabbitmq_port}{self.rabbitmq_vhost}"
    
    # ============================================
    # S3 STORAGE (Timeweb Cloud Storage)
    # ============================================
    s3_endpoint: str = "https://s3.timeweb.com"
    s3_bucket: str = "erv-platform-files"
    s3_access_key: str = "your_access_key_here"
    s3_secret_key: str = "your_secret_key_here"
    s3_region: str = "ru-1"
    
    # ============================================
    # OCR SERVICE
    # ============================================
    ocr_api_url: str = "http://147.45.146.17:8001"
    ocr_api_key: str = ""
    
    # ============================================
    # AI SERVICE (OpenRouter)
    # ============================================
    openrouter_api_key: str = "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"
    openrouter_base_url: str = "https://openrouter.ai/api/v1"
    openrouter_model: str = "google/gemini-2.0-flash-001"
    
    # ============================================
    # FLIGHT APIs
    # ============================================
    # FlightAware
    flightaware_api_key: str = "Puz0cdxAHzAEqMRZwtdeqBUSm9naJfwK"
    flightaware_base_url: str = "https://aeroapi.flightaware.com/aeroapi"
    
    # AviationStack (резервный)
    aviationstack_api_key: str = ""
    aviationstack_base_url: str = "http://api.aviationstack.com/v1"
    
    # ============================================
    # NSPK BANKS API
    # ============================================
    nspk_banks_api_url: str = "https://qr.nspk.ru/proxyapp/c2bmembers.json"
    
    # ============================================
    # SMS SERVICE (SigmaSMS)
    # ============================================
    sms_api_url: str = "https://online.sigmasms.ru/api/"
    sms_login: str = ""
    sms_password: str = ""
    sms_token: str = ""
    sms_sender: str = "lexpriority"
    sms_enabled: bool = True
    
    # ============================================
    # VTIGER CRM (PHP Bridge)
    # ============================================
    crm_webservice_url: str = "http://crm.clientright.ru/webservice.php"
    crm_webform_url: str = "https://crm.clientright.ru/modules/Webforms/capture.php"
    crm_token: str = ""
    
    # ============================================
    # RATE LIMITING
    # ============================================
    rate_limit_per_minute: int = 60
    rate_limit_per_hour: int = 1000
    
    # ============================================
    # FILE UPLOAD
    # ============================================
    max_upload_size_mb: int = 50
    allowed_file_extensions: str = "pdf,jpg,jpeg,png,heic,heif,webp"
    
    @property
    def allowed_extensions_list(self) -> List[str]:
        """Список разрешенных расширений файлов"""
        return [ext.strip() for ext in self.allowed_file_extensions.split(",")]
    
    # ============================================
    # CORS
    # ============================================
    cors_origins: str = "http://localhost:5175,http://127.0.0.1:5175,http://147.45.146.17:5175"
    
    @property
    def cors_origins_list(self) -> List[str]:
        """Список CORS origins"""
        if isinstance(self.cors_origins, str):
            return [origin.strip() for origin in self.cors_origins.split(",")]
        return self.cors_origins
    
    # ============================================
    # N8N WEBHOOKS (скрыты от фронтенда)
    # ============================================
    n8n_policy_check_webhook: str = ""
    n8n_file_upload_webhook: str = ""
    n8n_create_contact_webhook: str = ""
    n8n_create_claim_webhook: str = ""
    
    # ============================================
    # LOGGING
    # ============================================
    log_level: str = "INFO"
    log_file: str = "/app/logs/ticket_form_backend.log"
    
    class Config:
        env_file = str(ENV_PATH)
        case_sensitive = False
        extra = "ignore"  # Игнорируем лишние поля из .env


@lru_cache()
def get_settings() -> Settings:
    return Settings()


settings = get_settings()