55 lines
1.9 KiB
Python
55 lines
1.9 KiB
Python
#--depends-on commands
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import random, re
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from src import ModuleManager, utils
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ERROR_FORMAT = "Incorrect format! Format must be [number]d[number], e.g. 1d20"
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RE_DICE = re.compile("^([1-9]\d*)?d([1-9]\d*)((?:[-+][1-9]\d{,2})*)$", re.I)
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RE_MODIFIERS = re.compile("([-+]\d+)")
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MAX_DICE = 6
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MAX_SIDES = 100
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class Module(ModuleManager.BaseModule):
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@utils.hook("received.command.roll")
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@utils.hook("received.command.dice", alias_of="roll")
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@utils.kwarg("help", "Roll dice DND-style")
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@utils.kwarg("usage", "[1-%s]d[1-%d]" % (MAX_DICE, MAX_SIDES))
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def roll_dice(self, event):
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args = None
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if event["args_split"]:
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args = event["args_split"][0]
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else:
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args = "1d6"
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match = RE_DICE.match(args)
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if match:
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roll = match.group(0)
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dice_count = int(match.group(1) or "1")
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side_count = int(match.group(2))
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modifiers = RE_MODIFIERS.findall(match.group(3))
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if dice_count > 6:
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raise utils.EventError("Max number of dice is %s" % MAX_DICE)
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if side_count > MAX_SIDES:
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raise utils.EventError("Max number of sides is %s"
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% MAX_SIDES)
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results = random.choices(range(1, side_count+1), k=dice_count)
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total_n = sum(results)
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for modifier in modifiers:
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if modifier[0] == "+":
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total_n += int(modifier[1:])
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else:
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total_n -= int(modifier[1:])
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total = ""
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if len(results) > 1 or modifiers:
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total = " (total: %d)" % total_n
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results_str = ", ".join(str(r) for r in results)
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event["stdout"].write("Rolled %s and got %s%s" % (
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roll, results_str, total))
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else:
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event["stderr"].write("Invalid format. Example: 2d12+2")
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