martsforever
120 lines
4.0 KiB
Python
120 lines
4.0 KiB
Python
import uuid
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from datetime import datetime, timezone, timedelta, date
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from decimal import Decimal
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from typing import List
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from fastapi import FastAPI, APIRouter, HTTPException
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from pydantic import BaseModel
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from sqlmodel import SQLModel, Field, select
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from app.utils.mysql_utils import AsyncSessionDep
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# 定义北京时区（UTC+8）
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beijing_timezone = timezone(timedelta(hours=8))
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# 定义获取当前北京时区时间的匿名函数，用于默认值生成
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current_datetime = lambda: datetime.now(beijing_timezone)
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class LlmDemoModel(SQLModel, table=True):
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__tablename__ = "llm_demo"
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id: str = Field(default=None, primary_key=True, description="唯一标识，编号")
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created_at: datetime = Field(default_factory=current_datetime, description="创建时间")
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updated_at: datetime = Field(default_factory=current_datetime, description="更新时间")
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created_by: str | None = Field(default=None, description="创建人id")
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updated_by: str | None = Field(default=None, description="更新人id")
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full_name: str = Field(default=None, description="用户名称")
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datetime_start: datetime = Field(default=None, description="开通会员时间")
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datetime_end: datetime = Field(default=None, description="会员截止到期时间")
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birthday: date = Field(default=None, description="生日")
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amount: Decimal = Field(default=0, description="金额")
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def add_llm_demo_route(app: FastAPI):
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route_prefix = "/llm_demo"
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router = APIRouter(prefix=route_prefix, tags=[route_prefix])
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@router.post('/list')
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async def _list(
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session: AsyncSessionDep,
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body: ModelQuerySchema = ModelQuerySchema(),
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):
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"""
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获取所有用户列表
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"""
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# 构建SQL查询执行对象
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query = select(LlmDemoModel).order_by(
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LlmDemoModel.created_at.desc()
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)
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# 计算偏移量（跳过前N条），并查询比一页多1条的记录（用于判断是否有下一页）
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query = query.offset(body.page * body.page_size).limit(body.page_size + 1)
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result = await session.execute(query)
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query_cls_list: List[LlmDemoModel] = result.scalars().all()
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has_next = len(query_cls_list) == body.page_size + 1
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# 若有下一页，移除多查询的那一条记录
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if has_next:
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query_cls_list.pop()
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return {
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"list": query_cls_list,
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"has_next": has_next
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}
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@router.post('/insert')
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async def _insert(body: LlmDemoModel, session: AsyncSessionDep):
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"""
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插入用户
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"""
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if not body.id:
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body.id = str(uuid.uuid4())
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session.add(body)
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await session.commit()
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return body
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@router.post('/update')
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async def _update(body: LlmDemoModel, session: AsyncSessionDep):
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"""
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更新用户
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"""
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query = select(LlmDemoModel).where(LlmDemoModel.id == body.id)
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result = await session.execute(query)
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query_cls = result.scalars().first()
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if not query_cls:
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raise HTTPException(status_code=500, detail=f"Update row with id:{body.id} not found")
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update_data_exclude_true = body.model_dump(exclude_unset=True, exclude={'id'})
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update_data_exclude_false = body.model_dump(exclude={'id'})
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print(f"update_data_exclude_true: {update_data_exclude_true}")
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print(f"update_data_exclude_false: {update_data_exclude_false}")
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update_data = body.model_dump(exclude_unset=True, exclude={'id'})
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for field, value in update_data.items():
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setattr(query_cls, field, value)
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session.add(query_cls)
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await session.commit()
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return query_cls
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@router.post('/delete')
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async def _delete(body: LlmDemoModel, session: AsyncSessionDep):
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"""
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更新用户
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"""
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query = select(LlmDemoModel).where(LlmDemoModel.id == body.id)
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result = await session.execute(query)
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query_cls = result.scalars().first()
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if not query_cls:
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return {"affect_row_count": 0}
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await session.delete(query_cls)
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await session.commit()
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return {"affect_row_count": 1}
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app.include_router(router)
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class ModelQuerySchema(BaseModel):
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page: int = Field(default=0, description="页码")
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page_size: int = Field(default=5, description="每页数量")
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