🎲 Better !roll command

This commit is contained in:
NikolajDanger
2020-08-05 22:10:21 +02:00
parent 517f0bb90a
commit 59df6f2edd
5 changed files with 14 additions and 740 deletions

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@ -88,7 +88,7 @@ async def parseCommands(message,content):
await message.channel.send(roll_dice(message.author.display_name, content.replace("roll","")))
except:
logThis("Something fucked up (error code 400)",str(message.channel))
await message.channel.send("Something fucked up (error code 400)")
await message.channel.send("Not a valid command (error code 400)")
# Looks up a spell with the spellFunc function from funcs/lookup/lookuppy
elif content.startswith("spell "):

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@ -7,4 +7,4 @@ from .trivia import triviaCountPoints, triviaStart, triviaAnswer
from .blackjack import blackjackShuffle, blackjackStart, blackjackPlayerDrawHand, blackjackContinue, blackjackFinish, blackjackHit, blackjackStand, blackjackDouble, blackjackSplit
from .fourInARow import parseFourInARow, fourInARowAI
from .hex import parseHex, hexAI
from .monopoly import parseMonopoly, monopo;lyContinue
from .monopoly import parseMonopoly, monopolyContinue

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@ -1,4 +1,4 @@
"""I stole this."""
"""Rolling dice."""
__all__ = ["roll_dice"]

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@ -1,560 +1,20 @@
import random
import re
import traceback
from heapq import nlargest, nsmallest
from math import floor
from re import IGNORECASE
import d20
import numexpr
class MyStringifier(d20.MarkdownStringifier):
from . import errors
#from funcs import logThis
def _str_expression(self, node):
VALID_OPERATORS = 'k|rr|ro|mi|ma|ra|e|p'
VALID_OPERATORS_ARRAY = VALID_OPERATORS.split('|')
VALID_OPERATORS_2 = re.compile('|'.join(["({})".format(i) for i in VALID_OPERATORS_ARRAY]))
DICE_PATTERN = re.compile(
r'^\s*(?:(?:(\d*d\d+)(?:(?:' + VALID_OPERATORS + r')(?:[lh<>]?\d+))*|(\d+)|([-+*/().=])?)\s*(\[.*\])?)(.*?)\s*$',
IGNORECASE)
def roll_dice(author : str, rollStr : str = "1d20"):
if rollStr == '0/0': # easter eggs
return("What do you expect me to do, destroy the universe?")
adv = 0
if re.search('(^|\s+)(adv|dis)(\s+|$)', rollStr) is not None:
adv = 1 if re.search('(^|\s+)adv(\s+|$)', rollStr) is not None else -1
rollStr = re.sub('(adv|dis)(\s+|$)', '', rollStr)
res = roll(rollStr, adv=adv)
out = res.result
outStr = author + ' :game_die:\n' + out
if len(outStr) > 1999:
outputs = author + ' :game_die:\n[Output truncated due to length]\n**Result:** ' + str(res.plain)
else:
outputs = outStr
return(outputs)
def list_get(index, default, l):
try:
a = l[index]
except IndexError:
a = default
return a
def roll(rollStr, adv: int = 0, rollFor='', inline=False, double=False, show_blurbs=True, **kwargs):
roller = Roll()
result = roller.roll(rollStr, adv, rollFor, inline, double, show_blurbs, **kwargs)
return result
def get_roll_comment(rollStr):
"""Returns: A two-tuple (dice without comment, comment)"""
try:
comment = ''
no_comment = ''
dice_set = re.split('([-+*/().=])', rollStr)
dice_set = [d for d in dice_set if not d in (None, '')]
#logThis("Found dice set: " + str(dice_set))
for index, dice in enumerate(dice_set):
match = DICE_PATTERN.match(dice)
#logThis("Found dice group: " + str(match.groups()))
no_comment += dice.replace(match.group(5), '')
if match.group(5):
comment = match.group(5) + ''.join(dice_set[index + 1:])
break
return no_comment, comment
except:
pass
return rollStr, ''
class Roll(object):
def __init__(self, parts=None):
if parts ==None:
parts = []
self.parts = parts
def get_crit(self):
"""Returns: 0 for no crit, 1 for 20, 2 for 1."""
try:
crit = next(p.get_crit() for p in self.parts if isinstance(p, SingleDiceGroup))
except StopIteration:
crit = 0
return crit
def get_total(self):
"""Returns: int"""
return numexpr.evaluate(''.join(p.get_eval() for p in self.parts if not isinstance(p, Comment)))
# # Dice Roller
def roll(self, rollStr, adv: int = 0, rollFor='', inline=False, double=False, show_blurbs=True, **kwargs):
try:
if '**' in rollStr:
raise errors.InvalidArgument("Exponents are currently disabled.")
self.parts = []
# split roll string into XdYoptsSel [comment] or Op
# set remainder to comment
# parse each, returning a SingleDiceResult
dice_set = re.split('([-+*/().=])', rollStr)
dice_set = [d for d in dice_set if not d in (None, '')]
#logThis("Found dice set: " + str(dice_set))
for index, dice in enumerate(dice_set):
match = DICE_PATTERN.match(dice)
#logThis("Found dice group: " + str(match.groups()))
# check if it's dice
if match.group(1):
roll = self.roll_one(dice.replace(match.group(5), ''), adv)
self.parts.append(roll)
# or a constant
elif match.group(2):
self.parts.append(Constant(value=int(match.group(2)), annotation=match.group(4)))
# or an operator
elif not match.group(5):
self.parts.append(Operator(op=match.group(3), annotation=match.group(4)))
if match.group(5):
self.parts.append(Comment(match.group(5) + ''.join(dice_set[index + 1:])))
break
# calculate total
crit = self.get_crit()
try:
total = self.get_total()
except SyntaxError:
raise errors.InvalidArgument("No dice found to roll.")
rolled = ' '.join(str(res) for res in self.parts if not isinstance(res, Comment))
if rollFor =='':
rollFor = ''.join(str(c) for c in self.parts if isinstance(c, Comment))
# return final solution
if not inline:
# Builds end result while showing rolls
reply = ' '.join(
str(res) for res in self.parts if not isinstance(res, Comment)) + '\n**Total:** ' + str(
floor(total))
skeletonReply = reply
rollFor = rollFor if rollFor != '' else 'Result'
reply = '**{}:** '.format(rollFor) + reply
if show_blurbs:
if adv == 1:
reply += '\n**Rolled with Advantage**'
elif adv == -1:
reply += '\n**Rolled with Disadvantage**'
if crit == 1:
critStr = "\n_**Critical Hit!**_ "
reply += critStr
elif crit == 2:
critStr = "\n_**Critical Fail!**_ "
reply += critStr
else:
# Builds end result while showing rolls
reply = ' '.join(str(res) for res in self.parts if not isinstance(res, Comment)) + ' = `' + str(
floor(total)) + '`'
skeletonReply = reply
rollFor = rollFor if rollFor != '' else 'Result'
reply = '**{}:** '.format(rollFor) + reply
if show_blurbs:
if adv == 1:
reply += '\n**Rolled with Advantage**'
elif adv == -1:
reply += '\n**Rolled with Disadvantage**'
if crit == 1:
critStr = "\n_**Critical Hit!**_ "
reply += critStr
elif crit == 2:
critStr = "\n_**Critical Fail!**_ "
reply += critStr
reply = re.sub(' +', ' ', reply)
skeletonReply = re.sub(' +', ' ', str(skeletonReply))
return DiceResult(result=int(floor(total)), verbose_result=reply, crit=crit, rolled=rolled,
skeleton=skeletonReply, raw_dice=self)
except Exception as ex:
if not isinstance(ex, (SyntaxError, KeyError, errors.AvraeException)):
#logThis('Error in roll() caused by roll {}:'.format(rollStr))
traceback.print_exc()
return DiceResult(verbose_result="Invalid input: {}".format(ex))
def roll_one(self, dice, adv: int = 0):
result = SingleDiceGroup()
result.rolled = []
# splits dice and comments
split = re.match(r'^([^\[\]]*?)\s*(\[.*\])?\s*$', dice)
dice = split.group(1).strip()
annotation = split.group(2)
result.annotation = annotation if annotation != None else ''
# Recognizes dice
obj = re.findall('\d+', dice)
obj = [int(x) for x in obj]
numArgs = len(obj)
ops = []
if numArgs == 1:
if not dice.startswith('d'):
raise errors.InvalidArgument('Please pass in the value of the dice.')
numDice = 1
diceVal = obj[0]
if adv != 0 and diceVal == 20:
numDice = 2
ops = ['k', 'h1'] if adv ==1 else ['k', 'l1']
elif numArgs == 2:
numDice = obj[0]
diceVal = obj[-1]
if adv != 0 and diceVal == 20:
ops = ['k', 'h' + str(numDice)] if adv ==1 else ['k', 'l' + str(numDice)]
numDice = numDice * 2
else: # split into xdy and operators
numDice = obj[0]
diceVal = obj[1]
dice = re.split('(\d+d\d+)', dice)[-1]
ops = VALID_OPERATORS_2.split(dice)
ops = [a for a in ops if a != None]
# dice repair/modification
if numDice > 300 or diceVal < 1:
raise errors.InvalidArgument('Too many dice rolled.')
result.max_value = diceVal
result.num_dice = numDice
result.operators = ops
for _ in range(numDice):
try:
tempdice = SingleDice()
tempdice.value = random.randint(1, diceVal)
tempdice.rolls = [tempdice.value]
tempdice.max_value = diceVal
tempdice.kept = True
result.rolled.append(tempdice)
except:
result.rolled.append(SingleDice())
if ops != None:
rerollList = []
reroll_once = []
keep = None
to_explode = []
to_reroll_add = []
valid_operators = VALID_OPERATORS_ARRAY
last_operator = None
for index, op in enumerate(ops):
if last_operator != None and op in valid_operators and not op == last_operator:
result.reroll(reroll_once, 1)
reroll_once = []
result.reroll(rerollList, greedy=True)
rerollList = []
result.keep(keep)
keep = None
result.reroll(to_reroll_add, 1, keep_rerolled=True, unique=True)
to_reroll_add = []
result.reroll(to_explode, greedy=True, keep_rerolled=True)
to_explode = []
if op == 'rr':
rerollList += parse_selectors([list_get(index + 1, 0, ops)], result, greedy=True)
if op == 'k':
keep = [] if keep ==None else keep
keep += parse_selectors([list_get(index + 1, 0, ops)], result)
if op == 'p':
keep = [] if keep ==None else keep
keep += parse_selectors([list_get(index + 1, 0, ops)], result, inverse=True)
if op == 'ro':
reroll_once += parse_selectors([list_get(index + 1, 0, ops)], result)
if op == 'mi':
_min = list_get(index + 1, 0, ops)
for r in result.rolled:
if r.value < int(_min):
r.update(int(_min))
if op == 'ma':
_max = list_get(index + 1, 0, ops)
for r in result.rolled:
if r.value > int(_max):
r.update(int(_max))
if op == 'ra':
to_reroll_add += parse_selectors([list_get(index + 1, 0, ops)], result)
if op == 'e':
to_explode += parse_selectors([list_get(index + 1, 0, ops)], result, greedy=True)
if op in valid_operators:
last_operator = op
result.reroll(reroll_once, 1)
result.reroll(rerollList, greedy=True)
result.keep(keep)
result.reroll(to_reroll_add, 1, keep_rerolled=True, unique=True)
result.reroll(to_explode, greedy=True, keep_rerolled=True)
return result
class Part:
"""Class to hold one part of the roll string."""
pass
class SingleDiceGroup(Part):
def __init__(self, num_dice: int = 0, max_value: int = 0, rolled=None, annotation: str = "", result: str = "",
operators=None):
if operators ==None:
operators = []
if rolled ==None:
rolled = []
self.num_dice = num_dice
self.max_value = max_value
self.rolled = rolled # list of SingleDice
self.annotation = annotation
self.result = result
self.operators = operators
def keep(self, rolls_to_keep):
if rolls_to_keep ==None: return
for _roll in self.rolled:
if not _roll.value in rolls_to_keep:
_roll.kept = False
elif _roll.kept:
rolls_to_keep.remove(_roll.value)
def reroll(self, rerollList, max_iterations=1000, greedy=False, keep_rerolled=False, unique=False):
if not rerollList: return # don't reroll nothing - minor optimization
if unique:
rerollList = list(set(rerollList)) # remove duplicates
if len(rerollList) > 100:
raise OverflowError("Too many dice to reroll (max 100)")
last_index = 0
count = 0
should_continue = True
while should_continue: # let's only iterate 250 times for sanity
should_continue = False
if any(d.value in set(rerollList) for d in self.rolled[last_index:] if d.kept and not d.exploded):
should_continue = True
to_extend = []
for r in self.rolled[last_index:]: # no need to recheck everything
count += 1
if count > max_iterations:
should_continue = False
if r.value in rerollList and r.kept and not r.exploded:
try:
tempdice = SingleDice()
tempdice.value = random.randint(1, self.max_value)
tempdice.rolls = [tempdice.value]
tempdice.max_value = self.max_value
tempdice.kept = True
to_extend.append(tempdice)
if not keep_rerolled:
r.drop()
else:
r.explode()
except:
to_extend.append(SingleDice())
if not keep_rerolled:
r.drop()
else:
r.explode()
if not greedy:
rerollList.remove(r.value)
last_index = len(self.rolled)
self.rolled.extend(to_extend)
def get_total(self):
"""Returns:
int - The total value of the dice."""
return sum(r.value for r in self.rolled if r.kept)
def get_eval(self):
return str(self.get_total())
def get_num_kept(self):
return sum(1 for r in self.rolled if r.kept)
def get_crit(self):
"""Returns:
int - 0 for no crit, 1 for crit, 2 for crit fail."""
if self.get_num_kept() == 1 and self.max_value == 20:
if self.get_total() == 20:
return 1
elif self.get_total() == 1:
return 2
return 0
def __str__(self):
return "{0.num_dice}d{0.max_value}{1} ({2}) {0.annotation}".format(
self, ''.join(self.operators), ', '.join(str(r) for r in self.rolled))
def to_dict(self):
return {'type': 'dice', 'dice': [d.to_dict() for d in self.rolled], 'annotation': self.annotation,
'value': self.get_total(), 'is_crit': self.get_crit(), 'num_kept': self.get_num_kept(),
'text': str(self), 'num_dice': self.num_dice, 'dice_size': self.max_value, 'operators': self.operators}
class SingleDice:
def __init__(self, value: int = 0, max_value: int = 0, kept: bool = True, exploded: bool = False):
self.value = value
self.max_value = max_value
self.kept = kept
self.rolls = [value] # list of ints (for X -> Y -> Z)
self.exploded = exploded
def drop(self):
self.kept = False
def explode(self):
self.exploded = True
def update(self, new_value):
self.value = new_value
self.rolls.append(new_value)
def __str__(self):
formatted_rolls = [str(r) for r in self.rolls]
if int(formatted_rolls[-1]) == self.max_value or int(formatted_rolls[-1]) == 1:
formatted_rolls[-1] = '**' + formatted_rolls[-1] + '**'
if self.exploded:
formatted_rolls[-1] = '__' + formatted_rolls[-1] + '__'
if self.kept:
return ' -> '.join(formatted_rolls)
if node.comment == None:
resultText = "Result"
else:
return '~~' + ' -> '.join(formatted_rolls) + '~~'
resultText = node.comment.capitalize()
def __repr__(self):
return "<SingleDice object: value={0.value}, max_value={0.max_value}, kept={0.kept}, rolls={0.rolls}>".format(
self)
return f"**{resultText}**: {self._stringify(node.roll)}\n**Total**: {int(node.total)}"
def to_dict(self):
return {'type': 'single_dice', 'value': self.value, 'size': self.max_value, 'is_kept': self.kept,
'rolls': self.rolls, 'exploded': self.exploded}
def roll_dice(user,rollString = "1d20"):
while len(rollString) > 1 and rollString[0] == " ":
rollString = rollString[1:]
return user+" :game_die:\n"+str(d20.roll(rollString, allow_comments=True,stringifier=MyStringifier()))
class Constant(Part):
def __init__(self, value: int = 0, annotation: str = ""):
self.value = value
self.annotation = annotation if annotation != None else ''
def __str__(self):
return "{0.value} {0.annotation}".format(self)
def get_eval(self):
return str(self.value)
def to_dict(self):
return {'type': 'constant', 'value': self.value, 'annotation': self.annotation}
class Operator(Part):
def __init__(self, op: str = "+", annotation: str = ""):
self.op = op if op != None else ''
self.annotation = annotation if annotation != None else ''
def __str__(self):
return "{0.op} {0.annotation}".format(self)
def get_eval(self):
return self.op
def to_dict(self):
return {'type': 'operator', 'value': self.op, 'annotation': self.annotation}
class Comment(Part):
def __init__(self, comment: str = ""):
self.comment = comment
def __str__(self):
return self.comment.strip()
def to_dict(self):
return {'type': 'comment', 'value': self.comment}
def parse_selectors(opts, res, greedy=False, inverse=False):
"""Returns a list of ints."""
for o in range(len(opts)):
if opts[o][0] =='h':
opts[o] = nlargest(int(opts[o].split('h')[1]), (d.value for d in res.rolled if d.kept))
elif opts[o][0] =='l':
opts[o] = nsmallest(int(opts[o].split('l')[1]), (d.value for d in res.rolled if d.kept))
elif opts[o][0] =='>':
if greedy:
opts[o] = list(range(int(opts[o].split('>')[1]) + 1, res.max_value + 1))
else:
opts[o] = [d.value for d in res.rolled if d.value > int(opts[o].split('>')[1])]
elif opts[o][0] =='<':
if greedy:
opts[o] = list(range(1, int(opts[o].split('<')[1])))
else:
opts[o] = [d.value for d in res.rolled if d.value < int(opts[o].split('<')[1])]
out = []
for o in opts:
if isinstance(o, list):
out.extend(int(l) for l in o)
elif not greedy:
out.extend(int(o) for a in res.rolled if a.value ==int(o) and a.kept)
else:
out.append(int(o))
if not inverse:
return out
inverse_out = []
for rolled in res.rolled:
if rolled.kept and rolled.value in out:
out.remove(rolled.value)
elif rolled.kept:
inverse_out.append(rolled.value)
return inverse_out
class DiceResult:
"""Class to hold the output of a dice roll."""
def __init__(self, result: int = 0, verbose_result: str = '', crit: int = 0, rolled: str = '', skeleton: str = '',
raw_dice: Roll = None):
self.plain = result
self.total = result
self.result = verbose_result
self.crit = crit
self.rolled = rolled
self.skeleton = skeleton if skeleton != '' else verbose_result
self.raw_dice = raw_dice # Roll
def __str__(self):
return self.result
def __repr__(self):
return '<DiceResult object: total={}>'.format(self.total)
def consolidated(self):
"""Gets the most simplified version of the roll string."""
if self.raw_dice ==None:
return "0"
parts = [] # list of (part, annotation)
last_part = ""
for p in self.raw_dice.parts:
if isinstance(p, SingleDiceGroup):
last_part += str(p.get_total())
else:
last_part += str(p)
if not isinstance(p, Comment) and p.annotation:
parts.append((last_part, p.annotation))
last_part = ""
if last_part:
parts.append((last_part, ""))
to_roll = ""
last_annotation = ""
out = ""
for numbers, annotation in parts:
if annotation and annotation != last_annotation and to_roll:
out += f"{roll(to_roll).total:+} {last_annotation}"
to_roll = ""
if annotation:
last_annotation = annotation
to_roll += numbers
if to_roll:
out += f"{roll(to_roll).total:+} {last_annotation}"
out = out.strip('+ ')
return out
if __name__ == '__main__':
while True:
print(roll(input().strip()))

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@ -1,186 +0,0 @@
class AvraeException(Exception):
"""A base exception class."""
def __init__(self, msg):
"""A."""
super().__init__(msg)
class NoCharacter(AvraeException):
"""Raised when a user has no active character."""
def __init__(self):
"""A."""
super().__init__("You have no character active.")
class NoActiveBrew(AvraeException):
"""Raised when a user has no active homebrew of a certain type."""
def __init__(self):
super().__init__("You have no homebrew of this type active.")
class ExternalImportError(AvraeException):
"""Raised when something fails to import."""
def __init__(self, msg):
super().__init__(msg)
class InvalidArgument(AvraeException):
"""Raised when an argument is invalid."""
pass
class EvaluationError(AvraeException):
"""Raised when a cvar evaluation causes an error."""
def __init__(self, original):
super().__init__(f"Error evaluating expression: {original}")
self.original = original
class FunctionRequiresCharacter(AvraeException):
"""Raised when a function that requires a character is called without one."""
def __init__(self, msg=None):
super().__init__(msg or "This alias requires an active character.")
class OutdatedSheet(AvraeException):
"""Raised when a feature is used that requires an updated sheet."""
def __init__(self, msg=None):
super().__init__(msg or "This command requires an updated character sheet. Try running `!update`.")
class NoSpellDC(AvraeException):
def __init__(self):
super().__init__("No spell save DC found.")
class NoSpellAB(AvraeException):
def __init__(self):
super().__init__("No spell attack bonus found.")
class InvalidSaveType(AvraeException):
def __init__(self):
super().__init__("Invalid save type.")
class ConsumableException(AvraeException):
"""A base exception for consumable exceptions to stem from."""
pass
class ConsumableNotFound(ConsumableException):
"""Raised when a consumable is not found."""
def __init__(self):
super().__init__("The requested counter does not exist.")
class CounterOutOfBounds(ConsumableException):
"""Raised when a counter is set to a value out of bounds."""
def __init__(self):
super().__init__("The new value is out of bounds.")
class NoReset(ConsumableException):
"""Raised when a consumable without a reset is reset."""
def __init__(self):
super().__init__("The counter does not have a reset value.")
class InvalidSpellLevel(ConsumableException):
"""Raised when a spell level is invalid."""
def __init__(self):
super().__init__("The spell level is invalid.")
class SelectionException(AvraeException):
"""A base exception for message awaiting exceptions to stem from."""
pass
class NoSelectionElements(SelectionException):
"""Raised when get_selection() is called with no choices."""
def __init__(self, msg=None):
super().__init__(msg or "There are no choices to select from.")
class SelectionCancelled(SelectionException):
"""Raised when get_selection() is cancelled or times out."""
def __init__(self):
super().__init__("Selection timed out or was cancelled.")
class CombatException(AvraeException):
"""A base exception for combat-related exceptions to stem from."""
pass
class CombatNotFound(CombatException):
"""Raised when a channel is not in combat."""
def __init__(self):
super().__init__("This channel is not in combat.")
class RequiresContext(CombatException):
"""Raised when a combat is committed without context."""
def __init__(self):
super().__init__("Combat not contextualized.")
class ChannelInCombat(CombatException):
"""Raised when a combat is started with an already active combat."""
def __init__(self):
super().__init__("Channel already in combat.")
class CombatChannelNotFound(CombatException):
"""Raised when a combat's channel is not in the channel list."""
def __init__(self):
super().__init__("Combat channel does not exist.")
class NoCombatants(CombatException):
"""Raised when a combat tries to advance turn with no combatants."""
def __init__(self):
super().__init__("There are no combatants.")