from datetime import datetime
from typing import Any, Optional

from pydantic import BaseModel, ConfigDict, Field


class AuditLogCreate(BaseModel):
    """创建审计日志的 Schema"""
    company_id: int = Field(..., description="企业 ID")
    user_id: Optional[int] = Field(None, description="用户 ID")
    action: str = Field(..., max_length=50, description="操作类型")
    resource_type: str = Field(..., max_length=100, description="资源类型")
    resource_id: Optional[str] = Field(None, max_length=200, description="资源 ID")
    details: Optional[dict[str, Any]] = Field(None, description="操作详情")
    ip_address: Optional[str] = Field(None, max_length=50, description="IP 地址")
    user_agent: Optional[str] = Field(None, description="User-Agent")


class AuditLogResponse(BaseModel):
    """审计日志响应 Schema"""
    model_config = ConfigDict(from_attributes=True)
    
    id: int
    company_id: int
    user_id: Optional[int]
    action: str
    resource_type: str
    resource_id: Optional[str]
    details: Optional[dict[str, Any]]
    ip_address: Optional[str]
    user_agent: Optional[str]
    created_at: datetime


class AuditLogQuery(BaseModel):
    """审计日志查询参数"""
    company_id: Optional[int] = None
    user_id: Optional[int] = None
    action: Optional[str] = None
    resource_type: Optional[str] = None
    resource_id: Optional[str] = None
    start_date: Optional[datetime] = None
    end_date: Optional[datetime] = None
    skip: int = Field(default=0, ge=0)
    limit: int = Field(default=50, ge=1, le=1000)