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🔧 Change the interface of Command

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This commit is contained in:
Steffo 2020-12-28 14:44:40 +01:00
parent 36d41006ef
commit 7333df0b86
1 changed files with 37 additions and 19 deletions
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56
royalnet/engineer/command.py
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@ -31,8 +31,9 @@ class Command:
prefix: str, prefix: str,
name: str, name: str,
syntax: str, syntax: str,
conversation: t.Conversation,
*, *,
pattern: str = r"^{prefix}{name} {syntax}", pattern: str = r"^{prefix}{name} ?{syntax}",
doc: str = ""): doc: str = ""):
self.prefix: str = prefix self.prefix: str = prefix
""" """
@ -63,31 +64,48 @@ class Command:
A string explaining how this command should be used. Useful for command lists or help commands. A string explaining how this command should be used. Useful for command lists or help commands.
""" """
def __call__(self, f): self.conversation: t.Conversation = conversation
""" """
The decorator interface of the command. The conversation to run when this command is called.
""" """
log.debug("Making function {f} a teleporter...")
teleported: t.Callable = teleporter.teleport(is_async=True, validate_output=False)(f)
@functools.wraps(teleported) @classmethod
async def decorated(_msg: bullet.Message, **original_kwargs) -> t.Optional[t.Conversation]: def new(cls,
log.debug("Getting message text...") prefix: str,
text: str = await _msg.text() name: str,
syntax: str,
*,
pattern: str = r"^{prefix}{name} {syntax}",
doc: str = ""):
"""
Create a new :class:`.Command` using the decorated function as :attr:`.conversation`.
:return: The created :class:`.Command`.
"""
def decorator(f):
log.debug(f"Making function {f} a teleporter...")
teleporter_f = teleporter.teleport(is_async=True, validate_output=False)(f)
log.debug(f"Matching text {text} to {self.pattern}...") log.debug(f"Creating command: {prefix} {name} {syntax} - {doc}")
match: re.Match = self.pattern.search(text) return cls(prefix=prefix, name=name, syntax=syntax, conversation=teleporter_f, pattern=pattern, doc=doc)
return decorator
if match is None: async def run(self, _text: str, **original_kwargs) -> t.Optional[t.Conversation]:
log.debug(f"Pattern didn't match, returning...") """
return Run the command.
log.debug(f"Pattern matched, getting named groups...") :param _text: The text of the message that was received.
match_kwargs: dict = match.groupdict() """
log.debug(f"Matching text {_text} to {self.pattern}...")
match: re.Match = self.pattern.search(_text)
if match is None:
log.debug(f"Pattern didn't match, returning...")
return
log.debug(f"Running teleported function with args: {match_kwargs}") log.debug(f"Pattern matched, getting named groups...")
return await teleported(_msg=_msg, **original_kwargs, **match_kwargs) match_kwargs: dict = match.groupdict()
return decorated
log.debug(f"Running teleported function with args: {match_kwargs}")
return await self.conversation(**original_kwargs, **match_kwargs)
__all__ = ( __all__ = (