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DjangoAdmin_FastAPI_EleVue/apps/services/dict.py
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ClaudeandClaude dbcce79536 chore: 基线提交(重构前快照)
重构前保存现有 apps/ 结构基线,供后续各阶段回滚。

Co-Authored-By: Claude <noreply@anthropic.com>
2026-08-07 09:43:18 +08:00

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from datetime import datetime, timezone
from fastapi.logger import logger
from sqlalchemy import and_
from apps.constants.message import PAGE_SIZE
from apps.forms.dict import DictForm
from apps.models.dict import Dict
from extensions import get_db_session
from utils import R
from utils.security import get_user_id
from utils.request import like_contains
# 查询字典分页数据
def get_dict_page(request):
db = get_db_session()
# 页码
page = int(request.query_params.get("pageNo", 1))
# 每页数
limit = int(request.query_params.get("pageSize", PAGE_SIZE))
# 实例化查询对象
query = db.query(Dict).filter(Dict.is_delete == 0)
# 字典名称
name = request.query_params.get('name')
if name:
query = query.filter(Dict.name.like(like_contains(name), escape='\\'))
# 排序
query = query.order_by(Dict.sort.asc())
# 记录总数
count = query.count()
# 分页查询
dict_list = query.limit(limit).offset((page - 1) * limit).all()
# 若当前页超出末页(数据被并发删除),自动回退到第一页
if page > 1 and not dict_list:
page = 1
count = query.count()
dict_list = query.limit(limit).offset(0).all()
# 实例化结果
result = []
# 遍历数据源
if len(dict_list) > 0:
for item in dict_list:
# 对象转字典
data = item.to_dict()
# 加入列表
result.append(data)
# 返回结果
return R.ok(data=result, count=count)
# 根据ID查询字典
def get_dict_detail(dict_id):
db = get_db_session()
# 根据ID查询字典
dict = db.query(Dict).filter(and_(Dict.id == dict_id, Dict.is_delete == 0)).first()
# 查询结果判空
if not dict:
return None
# 对象转字典
data = dict.to_dict()
# 返回结果
return data
# 添加字典
def add_dict(request, data: DictForm):
db = get_db_session()
# 唯一性校验
if db.query(Dict).filter(and_(Dict.name == data.name, Dict.is_delete == 0)).first():
return R.failed("字典名称不能重复")
# 表单数据赋值给对象
dict = Dict(**data.model_dump(exclude={'id'}))
dict.create_user = get_user_id(request)
# 插入数据
dict.save()
# 返回结果
return R.ok(msg="添加成功")
# 更新字典
def update_dict(request, data: DictForm):
db = get_db_session()
# 记录ID判空
if not data.id or data.id <= 0:
return R.failed("记录ID不能为空")
# 唯一性校验(排除自身)
if db.query(Dict).filter(and_(Dict.name == data.name, Dict.id != data.id, Dict.is_delete == 0)).first():
return R.failed("字典名称不能重复")
# 根据ID查询记录
dict = db.query(Dict).filter(and_(Dict.id == data.id, Dict.is_delete == 0)).first()
# 查询结果判空
if not dict:
return R.failed("记录不存在")
# 构造更新数据(排除 id)
updData = data.model_dump(exclude={'id'})
updData['update_user'] = get_user_id(request)
updData['update_time'] = datetime.now(tz=timezone.utc)
result = db.query(Dict).filter_by(id=data.id).update(updData)
# 提交数据
if not result:
return R.failed("更新失败")
# 返回结果
return R.ok(msg="更新成功")
# 删除字典
def delete_dict(dict_id):
return Dict.batch_delete_r(dict_id)