pincer.commands.components.decorators.component() - Code Metrics - Inspection of ":sparkles: Rewrote command registration and added..." - Pincer-org/Pincer - Measure and Improve Code Quality continuously with Scrutinizer

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Pull Request — main (#389)

unknown

created 2022-01-17 21:26 UTC

pincer.commands.components.decorators.component() A

↳ Parent: pincer.commands.components.decorators

Complexity

Conditions

Size

Total Lines	16
Code Lines	5

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
eloc	5
dl	0
loc	16
rs	10
c	0
b	0
f	0
cc	1
nop	1

# Copyright Pincer 2021-Present

# Full MIT License can be found in `LICENSE` at the project root.

from functools import partial
from inspect import iscoroutinefunction
from typing import Any, List

from .button import Button, ButtonStyle
from .select_menu import SelectMenu, SelectOption
from .component_handler import ComponentHandler
from ..interactable import PartialInteractable
from ...objects.app.command import InteractableStructure
from ...exceptions import CommandIsNotCoroutine
from ...objects.message.emoji import Emoji
from ...utils.conversion import remove_none


def component(custom_id):
    """
    Generic handler for Message Components. Can be used with manually constructed
    :class:`~pincer.commands.components.button.Button` and
    :class:`~pincer.commands.components.select_menu.SelectMenu` objects.

    Parameters
    ---------
    custom_id : str
        The ID of the message component to handle.
    """
    def wrap(custom_id, func):
        ComponentHandler().register_id(_id=custom_id, func=func)
        return func

    return partial(wrap, custom_id)


def button(

    label: str,

    style: ButtonStyle,

    emoji: Emoji = None,

    url: str = None,

    disabled: bool = None,

    custom_id: str = None

) -> Button:
    """
    Turn a function into handler for a :class:`~pincer.commands.components.button.Button`.
    See :class:`~pincer.commands.components.button.Button` for information on parameters.

    The function will still be callable.

    .. code-block:: python

        from pincer.commands import ActionRow, Button

        class Bot(Client):

            @command
            async def send_a_button(self):
                return Message(
                    content="Click a button",
                    components=[
                        ActionRow(
                            self.button_one
                        )
                    ]
                )

            @button(label="Click me!", style=ButtonStyle.PRIMARY)
            async def button_one():
                return "Button one pressed"
    """  # noqa: E501

    def wrap(custom_id, func) -> Button:
        if not iscoroutinefunction(func):
            raise CommandIsNotCoroutine(f"`{func.__name__}` must be a coroutine.")

        if custom_id is None:
            custom_id = func.__name__

        return _PartialButton(
            func=func,
            custom_id=custom_id,
            style=style,
            label=label,
            disabled=disabled,
            emoji=emoji,
            url=url,
        )

    return partial(wrap, custom_id)


class _PartialButton(PartialInteractable):
    def register(self, manager: Any) -> Button:
        button = Button(*self.args, _func=self.func, **remove_none(self.kwargs))
param = 5

class Foo:
    def __init__(self, param):   # "param" would be flagged here
        self.param = param
        button.func = self.func
        button.__call__ = partial(self.func)

        ComponentHandler.register[self.kwargs.get("custom_id")] = InteractableStructure(
            call=self.func,
            manager=manager
        )

        return button


def select_menu(

    func=None,

    options: List[SelectOption] = None,

    placeholder: str = None,

    min_values: int = None,

    max_values: int = None,

    disabled: bool = None,

    custom_id: str = None



) -> SelectMenu:
    """
    Turn a function into handler for a :class:`~pincer.commands.components.select_menu.SelectMenu`.
    See :class:`~pincer.commands.components.select_menu.SelectMenu` for information on parameters.

    The function will still be callable.

    .. code-block:: python

        from pincer.commands import button, ActionRow, ButtonStyle

        class Bot(Client):

            @command
            async def send_a_select_menu(self):
                return Message(
                    content="Choose an option",
                    components=[
                        ActionRow(
                            self.select_menu
                        )
                    ]
                )

            @select_menu(options=[
                SelectOption(label="Option 1"),
                SelectOption(label="Option 2", value="value different than label")
            ])
            async def select_menu(values: List[str]):
                return f"{values[0]} selected"

    """  # noqa: E501

    def wrap(custom_id, func) -> SelectMenu:
        if not iscoroutinefunction(func):
            raise CommandIsNotCoroutine(f"`{func.__name__}` must be a coroutine.")

        if custom_id is None:
            custom_id = func.__name__

        return _PartialSelectMenu(
            func=func,
            custom_id=custom_id,
            options=options,
            placeholder=placeholder,
            min_values=min_values,
            max_values=max_values,
            disabled=disabled,
        )

    if func is None:
        return partial(wrap, custom_id)

    return wrap(custom_id, func)


class _PartialSelectMenu(PartialInteractable):
    def register(self, manager: Any) -> SelectMenu:
        ComponentHandler.register[self.kwargs.get("custom_id")] = InteractableStructure(
            call=self.func,
            manager=manager
        )

        return SelectMenu(
            *self.args,
            _func=self.func,
            **remove_none(self.kwargs)
        )


1			# Copyright Pincer 2021-Present
			0 ignored issues – show introduced 2021-09-10 15:42 UTC by Report Bug Copy Issue Report Missing module docstring Loading history...
2			# Full MIT License can be found in `LICENSE` at the project root.
3
4			from functools import partial
5			from inspect import iscoroutinefunction
6			from typing import Any, List
7
8			from .button import Button, ButtonStyle
9			from .select_menu import SelectMenu, SelectOption
10			from .component_handler import ComponentHandler
11			from ..interactable import PartialInteractable
12			from ...objects.app.command import InteractableStructure
13			from ...exceptions import CommandIsNotCoroutine
14			from ...objects.message.emoji import Emoji
15			from ...utils.conversion import remove_none
16
17
18			def component(custom_id):
19			"""
20			Generic handler for Message Components. Can be used with manually constructed
21			:class:`~pincer.commands.components.button.Button` and
22			:class:`~pincer.commands.components.select_menu.SelectMenu` objects.
23
24			Parameters
25			---------
26			custom_id : str
27			The ID of the message component to handle.
28			"""
29			def wrap(custom_id, func):
30			ComponentHandler().register_id(_id=custom_id, func=func)
31			return func
32
33			return partial(wrap, custom_id)
34
35
36			def button(
			0 ignored issues – show best-practice introduced 2021-12-23 02:37 UTC by Report Bug Copy Issue Report Too many arguments (6/5) Loading history...
37			label: str,
			0 ignored issues – show Coding Style introduced 2021-12-23 02:37 UTC by Report Bug Copy Issue Report Wrong hanging indentation before block (add 4 spaces). Loading history...
38			style: ButtonStyle,
			0 ignored issues – show Coding Style introduced 2021-12-23 02:37 UTC by Report Bug Copy Issue Report Wrong hanging indentation before block (add 4 spaces). Loading history...
39			emoji: Emoji = None,
			0 ignored issues – show Coding Style introduced 2021-12-23 02:37 UTC by Report Bug Copy Issue Report Wrong hanging indentation before block (add 4 spaces). Loading history...
40			url: str = None,
			0 ignored issues – show Coding Style introduced 2021-12-23 02:37 UTC by Report Bug Copy Issue Report Wrong hanging indentation before block (add 4 spaces). Loading history...
41			disabled: bool = None,
			0 ignored issues – show Coding Style introduced 2021-12-23 02:37 UTC by Report Bug Copy Issue Report Wrong hanging indentation before block (add 4 spaces). Loading history...
42			custom_id: str = None
			0 ignored issues – show Coding Style introduced 2021-12-23 02:37 UTC by Report Bug Copy Issue Report Wrong hanging indentation before block (add 4 spaces). Loading history...
43			) -> Button:
44			"""
45			Turn a function into handler for a :class:`~pincer.commands.components.button.Button`.
46			See :class:`~pincer.commands.components.button.Button` for information on parameters.
47
48			The function will still be callable.
49
50			.. code-block:: python
51
52			from pincer.commands import ActionRow, Button
53
54			class Bot(Client):
55
56			@command
57			async def send_a_button(self):
58			return Message(
59			content="Click a button",
60			components=[
61			ActionRow(
62			self.button_one
63			)
64			]
65			)
66
67			@button(label="Click me!", style=ButtonStyle.PRIMARY)
68			async def button_one():
69			return "Button one pressed"
70			""" # noqa: E501
71
72			def wrap(custom_id, func) -> Button:
73			if not iscoroutinefunction(func):
74			raise CommandIsNotCoroutine(f"`{func.__name__}` must be a coroutine.")
75
76			if custom_id is None:
77			custom_id = func.__name__
78
79			return _PartialButton(
80			func=func,
81			custom_id=custom_id,
82			style=style,
83			label=label,
84			disabled=disabled,
85			emoji=emoji,
86			url=url,
87			)
88
89			return partial(wrap, custom_id)
90
91
92			class _PartialButton(PartialInteractable):
93			def register(self, manager: Any) -> Button:
94			button = Button(self.args, _func=self.func, *remove_none(self.kwargs))
			0 ignored issues – show Comprehensibility Bug introduced 2021-12-23 02:37 UTC by Report Bug Copy Issue Report `button` is re-defining a name which is already available in the outer-scope (previously defined on line `36`). It is generally a bad practice to shadow variables from the outer-scope. In most cases, this is done unintentionally and might lead to unexpected behavior: param = 5 class Foo: def __init__(self, param): # "param" would be flagged here self.param = param Loading history...
95			button.func = self.func
96			button.__call__ = partial(self.func)
97
98			ComponentHandler.register[self.kwargs.get("custom_id")] = InteractableStructure(
99			call=self.func,
100			manager=manager
101			)
102
103			return button
104
105
106			def select_menu(
			0 ignored issues – show best-practice introduced 2021-12-23 02:37 UTC by Report Bug Copy Issue Report Too many arguments (7/5) Loading history...
107			func=None,
			0 ignored issues – show Coding Style introduced 2021-12-23 02:37 UTC by Report Bug Copy Issue Report Wrong hanging indentation before block (add 4 spaces). Loading history...
108			options: List[SelectOption] = None,
			0 ignored issues – show Coding Style introduced 2021-12-23 02:37 UTC by Report Bug Copy Issue Report Wrong hanging indentation before block (add 4 spaces). Loading history...
109			placeholder: str = None,
			0 ignored issues – show Coding Style introduced 2021-12-23 02:37 UTC by Report Bug Copy Issue Report Wrong hanging indentation before block (add 4 spaces). Loading history...
110			min_values: int = None,
			0 ignored issues – show Coding Style introduced 2021-12-23 02:37 UTC by Report Bug Copy Issue Report Wrong hanging indentation before block (add 4 spaces). Loading history...
111			max_values: int = None,
			0 ignored issues – show Coding Style introduced 2021-12-23 02:37 UTC by Report Bug Copy Issue Report Wrong hanging indentation before block (add 4 spaces). Loading history...
112			disabled: bool = None,
			0 ignored issues – show Coding Style introduced 2021-12-23 02:37 UTC by Report Bug Copy Issue Report Wrong hanging indentation before block (add 4 spaces). Loading history...
113			custom_id: str = None
			0 ignored issues – show Coding Style introduced 2021-12-23 02:37 UTC by Report Bug Copy Issue Report Wrong hanging indentation before block (add 4 spaces). Loading history...
114
115
116			) -> SelectMenu:
117			"""
118			Turn a function into handler for a :class:`~pincer.commands.components.select_menu.SelectMenu`.
119			See :class:`~pincer.commands.components.select_menu.SelectMenu` for information on parameters.
120
121			The function will still be callable.
122
123			.. code-block:: python
124
125			from pincer.commands import button, ActionRow, ButtonStyle
126
127			class Bot(Client):
128
129			@command
130			async def send_a_select_menu(self):
131			return Message(
132			content="Choose an option",
133			components=[
134			ActionRow(
135			self.select_menu
136			)
137			]
138			)
139
140			@select_menu(options=[
141			SelectOption(label="Option 1"),
142			SelectOption(label="Option 2", value="value different than label")
143			])
144			async def select_menu(values: List[str]):
145			return f"{values[0]} selected"
146
147			""" # noqa: E501
148
149			def wrap(custom_id, func) -> SelectMenu:
150			if not iscoroutinefunction(func):
151			raise CommandIsNotCoroutine(f"`{func.__name__}` must be a coroutine.")
152
153			if custom_id is None:
154			custom_id = func.__name__
155
156			return _PartialSelectMenu(
157			func=func,
158			custom_id=custom_id,
159			options=options,
160			placeholder=placeholder,
161			min_values=min_values,
162			max_values=max_values,
163			disabled=disabled,
164			)
165
166			if func is None:
167			return partial(wrap, custom_id)
168
169			return wrap(custom_id, func)
170
171
172			class _PartialSelectMenu(PartialInteractable):
173			def register(self, manager: Any) -> SelectMenu:
174			ComponentHandler.register[self.kwargs.get("custom_id")] = InteractableStructure(
175			call=self.func,
176			manager=manager
177			)
178
179			return SelectMenu(
180			*self.args,
181			_func=self.func,
182			**remove_none(self.kwargs)
183			)
184

Pincer-org / Pincer

Pull Request — main (#389)

pincer.commands.components.decorators.component() A

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