chore: 基线提交(重构前代码快照)

- git 初始化 + .gitignore 补全(根 .env / logs / instance / __pycache__ 等)
- 修复 utils/.gitignore 误将整个 utils/ 源码层忽略的问题,补入全部工具源码(含 ip2region.xdb)
- 含后端全部代码:application / extensions / utils / config / migrations
- 含前端 ui/(后续整体迁走)
- 不含根 .env(含密钥,本地保留)

Co-Authored-By: Claude <noreply@anthropic.com>
This commit is contained in:
DjangoAdmin Dev
2026-08-07 12:12:06 +08:00
co-authored by Claude
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"""
模型工具模块
=============================================================
提供SQLAlchemy模型对象的序列化工具:
- model_to_dict: 将单个模型对象转换为字典
- models_to_list: 将模型对象列表转换为字典列表
- format_datetime: 格式化datetime对象
"""
import logging
from datetime import datetime
from application.constants.common import SERIALIZE_EXCLUDE_FIELDS
from utils.case_converter import convert_camel_case
logger = logging.getLogger(__name__)
def format_datetime(dt, format_str='%Y-%m-%d %H:%M:%S'):
"""
格式化日期时间
Args:
dt: datetime对象
format_str: 日期时间格式字符串,默认为 '%Y-%m-%d %H:%M:%S'
Returns:
格式化后的日期字符串,如果输入为None则返回None
"""
return dt.strftime(format_str) if dt else None
def model_to_dict(model, exclude=None, convert_case=True):
"""
将SQLAlchemy模型对象转换为字典
Args:
model: SQLAlchemy模型对象
exclude: 需要排除的字段列表,如 ['id', 'is_delete'](使用下划线命名)
convert_case: 是否将字段名转换为驼峰命名,默认True
Returns:
转换后的字典对象
"""
if not model:
return None
result = {}
for column in model.__table__.columns:
field_name = column.name
value = getattr(model, field_name)
if exclude and field_name in exclude:
continue
if field_name in SERIALIZE_EXCLUDE_FIELDS:
continue
# 所有 datetime 类型统一格式化
if isinstance(value, datetime):
value = value.strftime('%Y-%m-%d %H:%M:%S') if value else None
if convert_case:
field_name = convert_camel_case(field_name)
result[field_name] = value
return result
def models_to_list(models, exclude=None, convert_case=True):
"""
将SQLAlchemy模型对象列表转换为字典列表
Args:
models: SQLAlchemy模型对象列表
exclude: 需要排除的字段列表
convert_case: 是否将字段名转换为驼峰命名
Returns:
字典列表
"""
if not models:
return []
return [
model_to_dict(model, exclude, convert_case)
for model in models
]