feat: LlmDemoModel示例数据增删改查

app/model/LlmDemoMdel.py

@@ -4,31 +4,37 @@ from decimal import Decimal
 from typing import List
 
 from fastapi import FastAPI, APIRouter, HTTPException
-from pydantic import BaseModel
+from pydantic import BaseModel, ConfigDict
 from sqlmodel import SQLModel, Field, select
 
+from app.utils.model_utils import to_camel, format_datetime_to_string, format_date_to_string, FormattedDatetime, FormattedDate, current_datetime
 from app.utils.mysql_utils import AsyncSessionDep
 
-# 定义北京时区（UTC+8）
-beijing_timezone = timezone(timedelta(hours=8))
-
-# 定义获取当前北京时区时间的匿名函数，用于默认值生成
-current_datetime = lambda: datetime.now(beijing_timezone)
-
 
 class LlmDemoModel(SQLModel, table=True):
+  # Pydantic V2 的模型配置
+  model_config = ConfigDict(
+    alias_generator=to_camel,  # 使用 to_camel 函数生成别名
+    populate_by_name=True,  # 允许通过原始字段名（snake_case）赋值
+    extra='ignore',  # 忽略模型中未定义的额外字段，避免验证失败
+    json_encoders={
+      datetime: format_datetime_to_string,  # 为 datetime 类型指定自定义的 JSON 编码器
+      date: format_date_to_string  # 为 date 类型指定自定义的 JSON 编码器
+    }
+  )
+
   __tablename__ = "llm_demo"
 
   id: str = Field(default=None, primary_key=True, description="唯一标识，编号")
-  created_at: datetime = Field(default_factory=current_datetime, description="创建时间")
-  updated_at: datetime = Field(default_factory=current_datetime, description="更新时间")
+  created_at: FormattedDatetime = Field(default_factory=current_datetime, description="创建时间")
+  updated_at: FormattedDatetime = Field(default_factory=current_datetime, description="更新时间")
   created_by: str | None = Field(default=None, description="创建人id")
   updated_by: str | None = Field(default=None, description="更新人id")
 
   full_name: str = Field(default=None, description="用户名称")
-  datetime_start: datetime = Field(default=None, description="开通会员时间")
-  datetime_end: datetime = Field(default=None, description="会员截止到期时间")
-  birthday: date = Field(default=None, description="生日")
+  datetime_start: FormattedDatetime = Field(default=None, description="开通会员时间")
+  datetime_end: FormattedDatetime = Field(default=None, description="会员截止到期时间")
+  birthday: FormattedDate = Field(default=None, description="生日")
   amount: Decimal = Field(default=0, description="金额")