Add support for components V2

Co-authored-by: Michael H <michael@michaelhall.tech>
Co-authored-by: Soheab <33902984+Soheab@users.noreply.github.com>
Co-authored-by: owocado <24418520+owocado@users.noreply.github.com>
Co-authored-by: Jay3332 <40323796+jay3332@users.noreply.github.com>
Co-authored-by: Danny <1695103+Rapptz@users.noreply.github.com>

discord/ui/text_display.py

@@ -0,0 +1,89 @@
+"""
+The MIT License (MIT)
+
+Copyright (c) 2015-present Rapptz
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the "Software"),
+to deal in the Software without restriction, including without limitation
+the rights to use, copy, modify, merge, publish, distribute, sublicense,
+and/or sell copies of the Software, and to permit persons to whom the
+Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+DEALINGS IN THE SOFTWARE.
+"""
+from __future__ import annotations
+
+from typing import TYPE_CHECKING, Literal, Optional, TypeVar
+
+from .item import Item
+from ..components import TextDisplay as TextDisplayComponent
+from ..enums import ComponentType
+
+if TYPE_CHECKING:
+    from typing_extensions import Self
+
+    from .view import LayoutView
+
+V = TypeVar('V', bound='LayoutView', covariant=True)
+
+__all__ = ('TextDisplay',)
+
+
+class TextDisplay(Item[V]):
+    """Represents a UI text display.
+
+    This is a top-level layout component that can only be used on :class:`LayoutView` or :class:`Section`.
+
+    .. versionadded:: 2.6
+
+    Parameters
+    ----------
+    content: :class:`str`
+        The content of this text display. Up to 4000 characters.
+    id: Optional[:class:`int`]
+        The ID of this component. This must be unique across the view.
+    """
+
+    __slots__ = ('content',)
+
+    def __init__(self, content: str, *, row: Optional[int] = None, id: Optional[int] = None) -> None:
+        super().__init__()
+        self.content: str = content
+        self.id = id
+
+    def to_component_dict(self):
+        base = {
+            'type': self.type.value,
+            'content': self.content,
+        }
+        if self.id is not None:
+            base['id'] = self.id
+        return base
+
+    @property
+    def width(self):
+        return 5
+
+    @property
+    def type(self) -> Literal[ComponentType.text_display]:
+        return ComponentType.text_display
+
+    def _is_v2(self) -> bool:
+        return True
+
+    @classmethod
+    def from_component(cls, component: TextDisplayComponent) -> Self:
+        return cls(
+            content=component.content,
+            id=component.id,
+        )