Difficult-Rocket/Difficult_Rocket/utils/options.py

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# -------------------------------
# Difficult Rocket
# Copyright © 2020-2023 by shenjackyuanjie 3695888@qq.com
# All rights reserved
# -------------------------------
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import shutil
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import traceback
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from io import StringIO
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from dataclasses import dataclass
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from typing import get_type_hints, Type, List, Union, Dict, Any, Callable, Tuple, Optional, TYPE_CHECKING, Iterable
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__all__ = [
'get_type_hints_',
'Options',
'OptionsError',
'OptionNotFound',
'OptionNameNotDefined',
'Fonts',
'FontData'
]
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def get_type_hints_(cls: Type):
try:
return get_type_hints(cls)
except ValueError:
return get_type_hints(cls, globalns={})
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def to_str_value_(value: Any) -> Any:
"""递归的将输入值的每一个非 builtin type 转换成 str"""
if isinstance(value, (str, bytes, bytearray, int, float, bool, type(None))):
return value
elif isinstance(value, dict):
return {k: to_str_value_(v) for k, v in value.items()}
elif isinstance(value, (list, Iterable)):
return [to_str_value_(v) for v in value]
else:
return str(value)
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class OptionsError(Exception):
""" option 的错误基类"""
class OptionNameNotDefined(OptionsError):
""" 向初始化的 option 里添加了一个不存在于选项里的选项 """
class OptionNotFound(OptionsError):
""" 某个选项没有找到 """
class Options:
"""
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一个用于存储选项 / 提供 API 定义 的类
用法:
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存储配置: 继承 Options
在类里定义 option: typing
(可选 定义 name: str = 'Option Base' 用于在打印的时候显示名字)
提供 API 接口: 继承 Options
在类里定义 option: typing
定义 一些需要的方法
子类: 继承 新的 Options
实现定义的方法
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"""
name = 'Option Base'
cached_options: Dict[str, Union[str, Any]] = {}
def __init__(self, **kwargs):
"""
创建一个新的 Options 的时候的配置
如果存在 init 方法 会在设置完 kwargs 之后运行子类的 init 方法
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:param kwargs: 需要设置的选项
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"""
if TYPE_CHECKING:
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self._options: Dict[str, Union[Callable, object]] = {}
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self.flush_option()
for option, value in kwargs.items():
if option not in self.cached_options:
raise OptionNameNotDefined(f"option: {option} with value: {value} is not defined")
setattr(self, option, value)
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run_load_file = True
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if hasattr(self, 'init'):
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run_load_file = self.init(**kwargs) # 默认 False/None
run_load_file = not run_load_file
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if hasattr(self, 'load_file') and run_load_file:
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try:
self.load_file()
except Exception:
traceback.print_exc()
self.flush_option()
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def __str__(self):
return f"<{self.__class__.__name__} {self.name}>" if self.name else f"<{self.__class__.__name__}>"
def __repr__(self):
return self.__str__()
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if TYPE_CHECKING:
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_options: Dict[str, Union[Callable, object]] = {}
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def init(self, **kwargs) -> bool:
""" 如果子类定义了这个函数,则会在 __init__ 之后调用这个函数
返回值为 True 则不会调用 load_file 函数
"""
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#
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def load_file(self) -> bool:
"""如果子类定义了这个函数,则会在 __init__ 和 init 之后再调用这个函数
请注意这个函数请尽量使用 try 包裹住可能出现错误的部分
否则会在控制台输出你的报错"""
return True
def option(self) -> Dict[str, Any]:
"""
获取配置类的所有配置
:return: 自己的所有配置
"""
values = {}
for ann in self.__annotations__: # 获取类型注释
values[ann] = getattr(self, ann, None)
if values[ann] is None:
values[ann] = self.__annotations__[ann]
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if not hasattr(self, '_options'):
self._options: Dict[str, Union[Callable, object]] = {}
for option, a_fun in self._options.items(): # 获取额外内容
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values[option] = a_fun
for option, a_fun in values.items(): # 检查是否为 property
if a_fun is bool and getattr(self, option, None) is not None:
values[option] = False
if isinstance(a_fun, property):
try:
values[option] = getattr(self, option)
except AttributeError:
raise OptionNotFound(f'Option {option} is not found in {self.name}') from None
return values
def str_option(self, shrink_to_long: Optional[int] = None) -> Dict[str, Union[str, Any]]:
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"""
获取配置类的所有配置 并将所有非 BuiltIn 类型的值转换为 str
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:return:
"""
raw_option = self.option()
str_option = to_str_value_(raw_option)
if shrink_to_long is None:
return str_option
if not isinstance(shrink_to_long, int) or shrink_to_long <= 0:
return str_option
for option, value in str_option.items():
if value is not None:
if len(str(value)) > shrink_to_long:
str_option[option] = str(value)[:shrink_to_long] + '...'
return str_option
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def format(self, text: str) -> str:
"""
使用自己的选项给输入的字符串替换内容
:param text: 想替换的内容
:return: 替换之后的内容
"""
cache_option = self.flush_option()
for option, value in cache_option.items():
text = text.replace(f'{{{option}}}', str(value))
return text
def flush_option(self) -> Dict[str, Any]:
"""
刷新缓存 options 的内容
:return: 刷新过的 options
"""
self.cached_options = self.option()
return self.cached_options
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def option_with_len(self) -> Tuple[List[Tuple[str, Any, Type]], int, int, int]:
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"""
返回一个可以用于打印的 option 列表
:return:
"""
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options = self.flush_option()
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max_len_key = 1
max_len_value = 1
max_len_value_t = 1
option_list = []
for key, value in options.items():
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value_t = type(value) if isinstance(value, type(value)) else type(value) # 判定这个类型 是不是 基本类型
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max_len_key = max(max_len_key, len(key))
max_len_value = max(max_len_value, len(str(value)))
max_len_value_t = max(max_len_value_t, len(str(value_t)))
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option_list.append([key, value, value_t])
return [option_list, max_len_key, max_len_value, max_len_value_t] # noqa
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def as_markdown(self, longest: Optional[int] = None) -> str:
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"""
返回一个 markdown 格式的 option 字符串
:param longest: 最长的输出长度
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:return: markdown 格式的 option 字符串
"""
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value = self.option_with_len()
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cache = StringIO()
option_len = max(value[1], len('Option'))
value_len = max(value[2], len('Value'))
value_type_len = max(value[3], len('Value Type'))
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# | Option | Value | Value Type |
shortest = len('Option" "Value" "Value Type')
if longest is not None:
console_width = max(longest, shortest)
else:
console_width = shutil.get_terminal_size(fallback=(100, 80)).columns
console_width = max(console_width, shortest)
# 为每一栏 预分配 1/3 或者 需要的宽度 (如果不需要 1/3)
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option_len = min(option_len, console_width // 3)
value_len = min(value_len, console_width // 3)
value_type_len = min(value_type_len, console_width // 3)
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# 先指定每一个列的输出最窄宽度, 然后去尝试增加宽度
# 循环分配新空间之前 首先检查是否已经不需要多分配 (and 后面)
while option_len + value_len + value_type_len + 16 < console_width\
and (option_len < value[1]
or value_len < value[2]
or value_type_len < value[3]):
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# 每一个部分的逻辑都是
# 如果现在的输出长度小于原始长度
# 并且长度 + 1 之后的总长度依然在允许范围内
# 那么就 + 1
if option_len < value[1] and option_len + value_len + value_type_len + 15 < console_width:
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option_len += 1
if value_len < value[2] and option_len + value_len + value_type_len + 15 < console_width:
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value_len += 1
if value_type_len < value[3] and option_len + value_len + value_type_len + 15 < console_width:
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value_type_len += 1
# 实际上 对于列表(可变对象) for 出来的这个值是一个引用
# 所以可以直接修改 string
for v in value[0]:
if len(str(v[0])) > option_len:
v[0] = f'{str(v[0])[:value_len - 3]}...'
if len(str(v[1])) > value_len:
v[1] = f'{str(v[1])[:value_len - 3]}...'
if len(str(v[2])) > value_type_len:
v[2] = f'{str(v[2])[:value_len - 3]}..'
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cache.write(
f"| Option{' ' * (option_len - 3)}| Value{' ' * (value_len - 2)}| Value Type{' ' * (value_type_len - 7)}|\n")
cache.write(f'|:{"-" * (option_len + 3)}|:{"-" * (value_len + 3)}|:{"-" * (value_type_len + 3)}|\n')
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for option, value, value_t in value[0]:
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cache.write(f"| `{option}`{' ' * (option_len - len(option))} "
f"| `{value}`{' ' * (value_len - len(str(value)))} "
f"| `{value_t}`{' ' * (value_type_len - len(str(value_t)))} |\n")
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result = cache.getvalue()
cache.close()
return result
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@classmethod
def add_option(cls, name: str, value: Union[Callable, object]) -> Dict:
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"""
向配置类中添加一个额外的配置
:param name: 配置的名字
:param value: 用于获取配置的函数或者类
:return: 配置类的所有配置
"""
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if not hasattr(cls, '_options'):
cls._options: Dict[str, Union[Callable, object]] = {}
cls._options[name] = value
return cls._options
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@staticmethod
def init_option(options_class: Type['Options'], init_value: Optional[dict] = None) -> 'Options':
return options_class(**init_value if init_value is not None else {})
class Fonts(Options):
# font's value
HOS: str = 'HarmonyOS Sans'
HOS_S: str = 'HarmonyOS Sans SC'
HOS_T: str = 'HarmonyOS Sans TC'
HOS_C: str = 'HarmonyOS Sans Condensed'
鸿蒙字体: str = HOS
鸿蒙简体: str = HOS_S
鸿蒙繁体: str = HOS_T
鸿蒙窄体: str = HOS_C
CC: str = 'Cascadia Code'
CM: str = 'Cascadia Mono'
CCPL: str = 'Cascadia Code PL'
CMPL: str = 'Cascadia Mono PL'
微软等宽: str = CC
微软等宽无线: str = CM
微软等宽带电线: str = CCPL
微软等宽带电线无线: str = CMPL
得意黑: str = '得意黑'
# SS = smiley-sans
SS: str = 得意黑
@dataclass
class FontData:
""" 用于保存字体的信息 """
font_name: str = Fonts.鸿蒙简体
font_size: int = 13
bold: bool = False
italic: bool = False
stretch: bool = False
def dict(self) -> Dict[str, Union[str, int, bool]]:
return dict(font_name=self.font_name,
font_size=self.font_size,
bold=self.bold,
italic=self.italic,
stretch=self.stretch)