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>

apps/services/dict.py

@@ -0,0 +1,109 @@
+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)