"""Shared response models."""

from __future__ import annotations

from datetime import datetime
from typing import Any, Optional
from pydantic import BaseModel, Field


class ErrorResponse(BaseModel):
    """Standard error response."""
    error: str = Field(..., description="Error message")
    detail: Optional[str] = Field(default=None)
    code: Optional[str] = Field(default=None)


class PaginatedResponse(BaseModel):
    """Standard paginated list response."""
    items: list[Any] = Field(default_factory=list)
    total: int = Field(default=0)
    page: int = Field(default=1)
    limit: int = Field(default=20)
    has_more: bool = Field(default=False)


class AlertModel(BaseModel):
    """Security alert."""
    id: str = Field(default="")
    title: str = Field(default="")
    severity: str = Field(default="unknown")  # critical, high, medium, low
    description: Optional[str] = Field(default=None)
    chain: Optional[str] = Field(default=None)
    token: Optional[str] = Field(default=None)
    token_symbol: Optional[str] = Field(default=None)
    risk_score: float = Field(default=0.0)
    risk_flags: list[str] = Field(default_factory=list)
    acknowledged: bool = Field(default=False)
    created_at: Optional[datetime] = Field(default=None)


class ScanResult(BaseModel):
    """Token/wallet scan result."""
    address: str
    chain: str
    safety_score: float = Field(default=100.0)
    risk_flags: list[str] = Field(default_factory=list)
    warnings: list[str] = Field(default_factory=list)
    modules_run: list[dict] = Field(default_factory=list)
    metadata: dict[str, Any] = Field(default_factory=dict)


class HealthStatus(BaseModel):
    """Service health status."""
    status: str = "ok"
    error: Optional[str] = None
    uptime_seconds: Optional[float] = None