"""Schemas for health check and system information."""
from typing import Optional

from pydantic import BaseModel


class HealthResponse(BaseModel):
    """API health check response."""
    status: str
    version: str
    uptime_seconds: float
    message: str


class SystemInfo(BaseModel):
    """System information."""
    status: str
    version: str
    uptime_seconds: float
    cpu_usage_percent: float
    memory_usage_percent: float
    disk_usage_percent: float
    execution_providers: list
    models_dir_size_mb: float
    jobs_queue_length: int


class RequestStats(BaseModel):
    """API request statistics."""
    total_requests: int
    successful_requests: int
    failed_requests: int
    average_processing_time_seconds: float
    total_images_processed: int