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from typing import TYPE_CHECKING
from BaseClasses import CollectionState
if TYPE_CHECKING:
from . import Lingo2World
class AccessRequirements:
items: set[str]
progressives: dict[str, int]
rooms: set[str]
letters: dict[str, int]
cyans: bool
# This is an AND of ORs.
or_logic: list[list["AccessRequirements"]]
# When complete_at is set, at least that many of the requirements in possibilities must be accessible. This should
# only be used for doors with complete_at > 1, as or_logic is more efficient for complete_at == 1.
complete_at: int | None
possibilities: list["AccessRequirements"]
def __init__(self):
self.items = set()
self.progressives = dict()
self.rooms = set()
self.letters = dict()
self.cyans = False
self.or_logic = list()
self.complete_at = None
self.possibilities = list()
def copy(self) -> "AccessRequirements":
reqs = AccessRequirements()
reqs.items = self.items.copy()
reqs.progressives = self.progressives.copy()
reqs.rooms = self.rooms.copy()
reqs.letters = self.letters.copy()
reqs.cyans = self.cyans
reqs.or_logic = [[other_req.copy() for other_req in disjunction] for disjunction in self.or_logic]
reqs.complete_at = self.complete_at
reqs.possibilities = self.possibilities.copy()
return reqs
def merge(self, other: "AccessRequirements"):
for item in other.items:
self.items.add(item)
for item, amount in other.progressives.items():
self.progressives[item] = max(amount, self.progressives.get(item, 0))
for room in other.rooms:
self.rooms.add(room)
for letter, level in other.letters.items():
self.letters[letter] = max(self.letters.get(letter, 0), level)
self.cyans = self.cyans or other.cyans
for disjunction in other.or_logic:
self.or_logic.append([sub_req.copy() for sub_req in disjunction])
if other.complete_at is not None:
# Merging multiple requirements that use complete_at sucks, and is part of why we want to minimize use of
# it. If both requirements use complete_at, we will cheat by using the or_logic field, which supports
# conjunctions of requirements.
if self.complete_at is not None:
print("Merging requirements with complete_at > 1. This is messy and should be avoided!")
left_req = AccessRequirements()
left_req.complete_at = self.complete_at
left_req.possibilities = [sub_req.copy() for sub_req in self.possibilities]
self.or_logic.append([left_req])
self.complete_at = None
self.possibilities = list()
right_req = AccessRequirements()
right_req.complete_at = other.complete_at
right_req.possibilities = [sub_req.copy() for sub_req in other.possibilities]
self.or_logic.append([right_req])
else:
self.complete_at = other.complete_at
self.possibilities = [sub_req.copy() for sub_req in other.possibilities]
def is_empty(self) -> bool:
return (len(self.items) == 0 and len(self.progressives) == 0 and len(self.rooms) == 0 and len(self.letters) == 0
and not self.cyans and len(self.or_logic) == 0 and self.complete_at is None)
def __eq__(self, other: "AccessRequirements"):
return (self.items == other.items and self.progressives == other.progressives and self.rooms == other.rooms and
self.letters == other.letters and self.cyans == other.cyans and self.or_logic == other.or_logic and
self.complete_at == other.complete_at and self.possibilities == other.possibilities)
def simplify(self):
resimplify = False
if len(self.or_logic) > 0:
old_or_logic = self.or_logic
def remove_redundant(sub_reqs: "AccessRequirements"):
new_reqs = sub_reqs.copy()
new_reqs.letters = {l: v for l, v in new_reqs.letters.items() if self.letters.get(l, 0) < v}
if new_reqs != sub_reqs:
return new_reqs
else:
return sub_reqs
self.or_logic = []
for disjunction in old_or_logic:
new_disjunction = []
for ssr in disjunction:
new_ssr = remove_redundant(ssr)
if not new_ssr.is_empty():
new_disjunction.append(new_ssr)
else:
new_disjunction.clear()
break
if len(new_disjunction) == 1:
self.merge(new_disjunction[0])
resimplify = True
elif len(new_disjunction) > 1:
if all(cjr == new_disjunction[0] for cjr in new_disjunction):
self.merge(new_disjunction[0])
resimplify = True
else:
self.or_logic.append(new_disjunction)
if resimplify:
self.simplify()
def get_referenced_rooms(self):
result = set(self.rooms)
for disjunction in self.or_logic:
for sub_req in disjunction:
result = result.union(sub_req.get_referenced_rooms())
for sub_req in self.possibilities:
result = result.union(sub_req.get_referenced_rooms())
return result
def remove_room(self, room: str):
if room in self.rooms:
self.rooms.remove(room)
for disjunction in self.or_logic:
for sub_req in disjunction:
sub_req.remove_room(room)
for sub_req in self.possibilities:
sub_req.remove_room(room)
def __repr__(self):
parts = []
if len(self.items) > 0:
parts.append(f"items={self.items}")
if len(self.progressives) > 0:
parts.append(f"progressives={self.progressives}")
if len(self.rooms) > 0:
parts.append(f"rooms={self.rooms}")
if len(self.letters) > 0:
parts.append(f"letters={self.letters}")
if self.cyans:
parts.append(f"cyans=True")
if len(self.or_logic) > 0:
parts.append(f"or_logic={self.or_logic}")
if self.complete_at is not None:
parts.append(f"complete_at={self.complete_at}")
if len(self.possibilities) > 0:
parts.append(f"possibilities={self.possibilities}")
return "AccessRequirements(" + ", ".join(parts) + ")"
def check_access(self, state: CollectionState, world: "Lingo2World") -> bool:
if not all(state.has(item, world.player) for item in self.items):
return False
if not all(state.has(item, world.player, amount) for item, amount in self.progressives.items()):
return False
if not all(state.can_reach_region(region_name, world.player) for region_name in self.rooms):
return False
for letter_key, letter_level in self.letters.items():
if not state.has(letter_key, world.player, letter_level):
return False
if self.cyans:
if not any(state.has(letter, world.player, amount)
for letter, amount in world.player_logic.double_letter_amount.items()):
return False
if len(self.or_logic) > 0:
if not all(any(sub_reqs.check_access(state, world) for sub_reqs in subjunction)
for subjunction in self.or_logic):
return False
if self.complete_at is not None:
completed = 0
checked = 0
for possibility in self.possibilities:
checked += 1
if possibility.check_access(state, world):
completed += 1
if completed >= self.complete_at:
break
elif len(self.possibilities) - checked + completed < self.complete_at:
# There aren't enough remaining possibilities for the check to pass.
return False
if completed < self.complete_at:
return False
return True
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