from pydantic import BaseModel,Field
from typing import Annotated
from datetime import datetime
# Token相关的模型
class Token(BaseModel):
    access_token: str
    token_type: str

class TokenData(BaseModel):
    username: str = None

# User相关的模型
class User(BaseModel):
    username: Annotated[str,Field(
        title="用户",
        examples=["admin"],
        pattern=r'^.{4,20}$',
        description="允许4-20的字符"
    )]
    email: Annotated[str,Field(
        examples=["examples@example.com"],
        max_length=50,
        pattern=r'^[a-zA-Z0-9_-]+@[a-zA-Z0-9_-]+(\.[a-zA-Z0-9_-]+)+$',
        description="邮箱需要满足正则标准"
        )]
    full_name: Annotated[str,Field(
        examples=["admin"],
        pattern=r'^.{2,20}$',
        description="允许2-20个字符"
    )]
    disabled: bool = True

class UserInDB(User):
    hashed_password: str = None

class BlogList(BaseModel):
    blogname:Annotated[str,Field(
        title="博客名",
        examples=['blogname'],
        pattern=r'^.{2,50}$',
        description="允许2-50个字符"
    )]
    blogtype:Annotated[str,Field(
        title="博客类型",
        default=None,
        description="博客类型允许为空"
    )]
    viewsnum:Annotated[int,Field(
        title="访问量",
        default=None,
        description="访问量可以为空"
    )]
    addtime:Annotated[datetime,Field(
        title="发布时间",
        description="数据库中提供了默认值"
    )]
    descr:Annotated[str,Field(
        title="备注",
        default=None,
        description="备注允许为空"
    )]

class BlogAdd(BlogList):
    blogcontent:Annotated[str,Field(
        title="博客内容",
        examples=['blogcontent'],
        pattern=r'^.{2,}$',
        description="不能为空，允许2个或更多字符"
    )]