from __future__ import annotations
import abc
from copy import deepcopy
import math
import numbers
import typing
import random

from schema import Schema, And, Or, Optional
from Utils import get_fuzzy_results


class AssembleOptions(abc.ABCMeta):
    def __new__(mcs, name, bases, attrs):
        options = attrs["options"] = {}
        name_lookup = attrs["name_lookup"] = {}
        # merge parent class options
        for base in bases:
            if getattr(base, "options", None):
                options.update(base.options)
                name_lookup.update(base.name_lookup)
        new_options = {name[7:].lower(): option_id for name, option_id in attrs.items() if
                       name.startswith("option_")}

        assert "random" not in new_options, "Choice option 'random' cannot be manually assigned."
        assert len(new_options) == len(set(new_options.values())), "same ID cannot be used twice. Try alias?"

        attrs["name_lookup"].update({option_id: name for name, option_id in new_options.items()})
        options.update(new_options)
        # apply aliases, without name_lookup
        aliases = {name[6:].lower(): option_id for name, option_id in attrs.items() if
                   name.startswith("alias_")}

        assert "random" not in aliases, "Choice option 'random' cannot be manually assigned."

        # auto-alias Off and On being parsed as True and False
        if "off" in options:
            options["false"] = options["off"]
        if "on" in options:
            options["true"] = options["on"]

        options.update(aliases)

        if "verify" not in attrs:
            # not overridden by class -> look up bases
            verifiers = [f for f in (getattr(base, "verify", None) for base in bases) if f]
            if len(verifiers) > 1:  # verify multiple bases/mixins
                def verify(self, *args, **kwargs) -> None:
                    for f in verifiers:
                        f(self, *args, **kwargs)
                attrs["verify"] = verify
            else:
                assert verifiers, "class Option is supposed to implement def verify"

        # auto-validate schema on __init__
        if "schema" in attrs.keys():

            if "__init__" in attrs:
                def validate_decorator(func):
                    def validate(self, *args, **kwargs):
                        ret = func(self, *args, **kwargs)
                        self.value = self.schema.validate(self.value)
                        return ret

                    return validate

                attrs["__init__"] = validate_decorator(attrs["__init__"])
            else:
                # construct an __init__ that calls parent __init__

                cls = super(AssembleOptions, mcs).__new__(mcs, name, bases, attrs)

                def meta__init__(self, *args, **kwargs):
                    super(cls, self).__init__(*args, **kwargs)
                    self.value = self.schema.validate(self.value)

                cls.__init__ = meta__init__
                return cls

        return super(AssembleOptions, mcs).__new__(mcs, name, bases, attrs)

    @abc.abstractclassmethod
    def from_any(cls, value: typing.Any) -> "Option[typing.Any]": ...


T = typing.TypeVar('T')


class Option(typing.Generic[T], metaclass=AssembleOptions):
    value: T
    default = 0

    # convert option_name_long into Name Long as display_name, otherwise name_long is the result.
    # Handled in get_option_name()
    auto_display_name = False

    # can be weighted between selections
    supports_weighting = True

    # filled by AssembleOptions:
    name_lookup: typing.Dict[int, str]
    options: typing.Dict[str, int]

    def __repr__(self) -> str:
        return f"{self.__class__.__name__}({self.get_current_option_name()})"

    def __hash__(self) -> int:
        return hash(self.value)

    @property
    def current_key(self) -> str:
        return self.name_lookup[self.value]

    def get_current_option_name(self) -> str:
        """For display purposes."""
        return self.get_option_name(self.value)

    @classmethod
    def get_option_name(cls, value: T) -> str:
        if cls.auto_display_name:
            return cls.name_lookup[value].replace("_", " ").title()
        else:
            return cls.name_lookup[value]

    def __int__(self) -> T:
        return self.value

    def __bool__(self) -> bool:
        return bool(self.value)

    @classmethod
    def from_any(cls, data: typing.Any) -> Option[T]:
        raise NotImplementedError

    if typing.TYPE_CHECKING:
        from Generate import PlandoSettings
        from worlds.AutoWorld import World

        def verify(self, world: World, player_name: str, plando_options: PlandoSettings) -> None:
            pass
    else:
        def verify(self, *args, **kwargs) -> None:
            pass


class FreeText(Option):
    """Text option that allows users to enter strings.
    Needs to be validated by the world or option definition."""

    def __init__(self, value: str):
        assert isinstance(value, str), "value of FreeText must be a string"
        self.value = value

    @property
    def current_key(self) -> str:
        return self.value

    @classmethod
    def from_text(cls, text: str) -> FreeText:
        return cls(text)

    @classmethod
    def from_any(cls, data: typing.Any) -> FreeText:
        return cls.from_text(str(data))

    @classmethod
    def get_option_name(cls, value: T) -> str:
        return value


class NumericOption(Option[int], numbers.Integral):
    default = 0
    # note: some of the `typing.Any`` here is a result of unresolved issue in python standards
    # `int` is not a `numbers.Integral` according to the official typestubs
    # (even though isinstance(5, numbers.Integral) == True)
    # https://github.com/python/typing/issues/272
    # https://github.com/python/mypy/issues/3186
    # https://github.com/microsoft/pyright/issues/1575

    def __eq__(self, other: typing.Any) -> bool:
        if isinstance(other, NumericOption):
            return self.value == other.value
        else:
            return typing.cast(bool, self.value == other)

    def __lt__(self, other: typing.Union[int, NumericOption]) -> bool:
        if isinstance(other, NumericOption):
            return self.value < other.value
        else:
            return self.value < other

    def __le__(self, other: typing.Union[int, NumericOption]) -> bool:
        if isinstance(other, NumericOption):
            return self.value <= other.value
        else:
            return self.value <= other

    def __gt__(self, other: typing.Union[int, NumericOption]) -> bool:
        if isinstance(other, NumericOption):
            return self.value > other.value
        else:
            return self.value > other

    def __bool__(self) -> bool:
        return bool(self.value)

    def __int__(self) -> int:
        return self.value

    def __mul__(self, other: typing.Any) -> typing.Any:
        if isinstance(other, NumericOption):
            return self.value * other.value
        else:
            return self.value * other

    def __rmul__(self, other: typing.Any) -> typing.Any:
        if isinstance(other, NumericOption):
            return other.value * self.value
        else:
            return other * self.value

    def __sub__(self, other: typing.Any) -> typing.Any:
        if isinstance(other, NumericOption):
            return self.value - other.value
        else:
            return self.value - other

    def __rsub__(self, left: typing.Any) -> typing.Any:
        if isinstance(left, NumericOption):
            return left.value - self.value
        else:
            return left - self.value

    def __add__(self, other: typing.Any) -> typing.Any:
        if isinstance(other, NumericOption):
            return self.value + other.value
        else:
            return self.value + other

    def __radd__(self, left: typing.Any) -> typing.Any:
        if isinstance(left, NumericOption):
            return left.value + self.value
        else:
            return left + self.value

    def __truediv__(self, other: typing.Any) -> typing.Any:
        if isinstance(other, NumericOption):
            return self.value / other.value
        else:
            return self.value / other

    def __rtruediv__(self, left: typing.Any) -> typing.Any:
        if isinstance(left, NumericOption):
            return left.value / self.value
        else:
            return left / self.value

    def __abs__(self) -> typing.Any:
        return abs(self.value)

    def __and__(self, other: typing.Any) -> int:
        return self.value & int(other)

    def __ceil__(self) -> int:
        return math.ceil(self.value)

    def __floor__(self) -> int:
        return math.floor(self.value)

    def __floordiv__(self, other: typing.Any) -> int:
        return self.value // int(other)

    def __invert__(self) -> int:
        return ~(self.value)

    def __lshift__(self, other: typing.Any) -> int:
        return self.value << int(other)

    def __mod__(self, other: typing.Any) -> int:
        return self.value % int(other)

    def __neg__(self) -> int:
        return -(self.value)

    def __or__(self, other: typing.Any) -> int:
        return self.value | int(other)

    def __pos__(self) -> int:
        return +(self.value)

    def __pow__(self, exponent: numbers.Complex, modulus: typing.Optional[numbers.Integral] = None) -> int:
        if not (modulus is None):
            assert isinstance(exponent, numbers.Integral)
            return pow(self.value, exponent, modulus)  # type: ignore
        return self.value ** exponent  # type: ignore

    def __rand__(self, other: typing.Any) -> int:
        return int(other) & self.value

    def __rfloordiv__(self, other: typing.Any) -> int:
        return int(other) // self.value

    def __rlshift__(self, other: typing.Any) -> int:
        return int(other) << self.value

    def __rmod__(self, other: typing.Any) -> int:
        return int(other) % self.value

    def __ror__(self, other: typing.Any) -> int:
        return int(other) | self.value

    def __round__(self, ndigits: typing.Optional[int] = None) -> int:
        return round(self.value, ndigits)

    def __rpow__(self, base: typing.Any) -> typing.Any:
        return base ** self.value

    def __rrshift__(self, other: typing.Any) -> int:
        return int(other) >> self.value

    def __rshift__(self, other: typing.Any) -> int:
        return self.value >> int(other)

    def __rxor__(self, other: typing.Any) -> int:
        return int(other) ^ self.value

    def __trunc__(self) -> int:
        return math.trunc(self.value)

    def __xor__(self, other: typing.Any) -> int:
        return self.value ^ int(other)


class Toggle(NumericOption):
    option_false = 0
    option_true = 1
    default = 0

    def __init__(self, value: int):
        assert value == 0 or value == 1, "value of Toggle can only be 0 or 1"
        self.value = value

    @classmethod
    def from_text(cls, text: str) -> Toggle:
        if text == "random":
            return cls(random.choice(list(cls.name_lookup)))
        elif text.lower() in {"off", "0", "false", "none", "null", "no"}:
            return cls(0)
        else:
            return cls(1)

    @classmethod
    def from_any(cls, data: typing.Any):
        if type(data) == str:
            return cls.from_text(data)
        else:
            return cls(int(data))

    @classmethod
    def get_option_name(cls, value):
        return ["No", "Yes"][int(value)]

    __hash__ = Option.__hash__  # see https://docs.python.org/3/reference/datamodel.html#object.__hash__


class DefaultOnToggle(Toggle):
    default = 1


class Choice(NumericOption):
    auto_display_name = True

    def __init__(self, value: int):
        self.value: int = value

    @classmethod
    def from_text(cls, text: str) -> Choice:
        text = text.lower()
        if text == "random":
            return cls(random.choice(list(cls.name_lookup)))
        for option_name, value in cls.options.items():
            if option_name == text:
                return cls(value)
        raise KeyError(
            f'Could not find option "{text}" for "{cls.__name__}", '
            f'known options are {", ".join(f"{option}" for option in cls.name_lookup.values())}')

    @classmethod
    def from_any(cls, data: typing.Any) -> Choice:
        if type(data) == int and data in cls.options.values():
            return cls(data)
        return cls.from_text(str(data))

    def __eq__(self, other):
        if isinstance(other, self.__class__):
            return other.value == self.value
        elif isinstance(other, str):
            assert other in self.options, f"compared against a str that could never be equal. {self} == {other}"
            return other == self.current_key
        elif isinstance(other, int):
            assert other in self.name_lookup, f"compared against an int that could never be equal. {self} == {other}"
            return other == self.value
        elif isinstance(other, bool):
            return other == bool(self.value)
        else:
            raise TypeError(f"Can't compare {self.__class__.__name__} with {other.__class__.__name__}")

    def __ne__(self, other):
        if isinstance(other, self.__class__):
            return other.value != self.value
        elif isinstance(other, str):
            assert other in self.options, f"compared against a str that could never be equal. {self} != {other}"
            return other != self.current_key
        elif isinstance(other, int):
            assert other in self.name_lookup, f"compared against am int that could never be equal. {self} != {other}"
            return other != self.value
        elif isinstance(other, bool):
            return other != bool(self.value)
        elif other is None:
            return False
        else:
            raise TypeError(f"Can't compare {self.__class__.__name__} with {other.__class__.__name__}")

    __hash__ = Option.__hash__  # see https://docs.python.org/3/reference/datamodel.html#object.__hash__


class TextChoice(Choice):
    """Allows custom string input and offers choices. Choices will resolve to int and text will resolve to string"""

    def __init__(self, value: typing.Union[str, int]):
        assert isinstance(value, str) or isinstance(value, int), \
            f"{value} is not a valid option for {self.__class__.__name__}"
        self.value = value

    @property
    def current_key(self) -> str:
        if isinstance(self.value, str):
            return self.value
        else:
            return self.name_lookup[self.value]

    @classmethod
    def from_text(cls, text: str) -> TextChoice:
        if text.lower() == "random":  # chooses a random defined option but won't use any free text options
            return cls(random.choice(list(cls.name_lookup)))
        for option_name, value in cls.options.items():
            if option_name.lower() == text.lower():
                return cls(value)
        return cls(text)

    @classmethod
    def get_option_name(cls, value: T) -> str:
        if isinstance(value, str):
            return value
        return cls.name_lookup[value]

    def __eq__(self, other: typing.Any):
        if isinstance(other, self.__class__):
            return other.value == self.value
        elif isinstance(other, str):
            if other in self.options:
                return other == self.current_key
            return other == self.value
        elif isinstance(other, int):
            assert other in self.name_lookup, f"compared against an int that could never be equal. {self} == {other}"
            return other == self.value
        elif isinstance(other, bool):
            return other == bool(self.value)
        else:
            raise TypeError(f"Can't compare {self.__class__.__name__} with {other.__class__.__name__}")


class BossMeta(AssembleOptions):
    def __new__(mcs, name, bases, attrs):
        if name != "PlandoBosses":
            assert "bosses" in attrs, f"Please define valid bosses for {name}"
            attrs["bosses"] = frozenset((boss.lower() for boss in attrs["bosses"]))
            assert "locations" in attrs, f"Please define valid locations for {name}"
            attrs["locations"] = frozenset((location.lower() for location in attrs["locations"]))
        cls = super().__new__(mcs, name, bases, attrs)
        assert not cls.duplicate_bosses or "singularity" in cls.options, f"Please define option_singularity for {name}"
        return cls


class PlandoBosses(TextChoice, metaclass=BossMeta):
    """Generic boss shuffle option that supports plando. Format expected is
    'location1-boss1;location2-boss2;shuffle_mode'.
    If shuffle_mode is not provided in the string, this will be the default shuffle mode. Must override can_place_boss,
    which passes a plando boss and location. Check if the placement is valid for your game here."""
    bosses: typing.ClassVar[typing.Union[typing.Set[str], typing.FrozenSet[str]]]
    locations: typing.ClassVar[typing.Union[typing.Set[str], typing.FrozenSet[str]]]

    duplicate_bosses: bool = False

    @classmethod
    def from_text(cls, text: str):
        # set all of our text to lower case for name checking
        text = text.lower()
        if text == "random":
            return cls(random.choice(list(cls.options.values())))
        for option_name, value in cls.options.items():
            if option_name == text:
                return cls(value)
        options = text.split(";")

        # since plando exists in the option verify the plando values given are valid
        cls.validate_plando_bosses(options)
        return cls.get_shuffle_mode(options)

    @classmethod
    def get_shuffle_mode(cls, option_list: typing.List[str]):
        # find out what mode of boss shuffle we should use for placing bosses after plando
        # and add as a string to look nice in the spoiler
        if "random" in option_list:
            shuffle = random.choice(list(cls.options))
            option_list.remove("random")
            options = ";".join(option_list) + f";{shuffle}"
            boss_class = cls(options)
        else:
            for option in option_list:
                if option in cls.options:
                    options = ";".join(option_list)
                    break
            else:
                if cls.duplicate_bosses and len(option_list) == 1:
                    if cls.valid_boss_name(option_list[0]):
                        # this doesn't exist in this class but it's a forced option for classes where this is called
                        options = option_list[0] + ";singularity"
                    else:
                        options = option_list[0] + f";{cls.name_lookup[cls.default]}"
                else:
                    options = ";".join(option_list) + f";{cls.name_lookup[cls.default]}"
            boss_class = cls(options)
        return boss_class

    @classmethod
    def validate_plando_bosses(cls, options: typing.List[str]) -> None:
        used_locations = []
        used_bosses = []
        for option in options:
            # check if a shuffle mode was provided in the incorrect location
            if option == "random" or option in cls.options:
                if option != options[-1]:
                    raise ValueError(f"{option} option must be at the end of the boss_shuffle options!")
            elif "-" in option:
                location, boss = option.split("-")
                if location in used_locations:
                    raise ValueError(f"Duplicate Boss Location {location} not allowed.")
                if not cls.duplicate_bosses and boss in used_bosses:
                    raise ValueError(f"Duplicate Boss {boss} not allowed.")
                used_locations.append(location)
                used_bosses.append(boss)
                if not cls.valid_boss_name(boss):
                    raise ValueError(f"{boss.title()} is not a valid boss name.")
                if not cls.valid_location_name(location):
                    raise ValueError(f"{location.title()} is not a valid boss location name.")
                if not cls.can_place_boss(boss, location):
                    raise ValueError(f"{location.title()} is not a valid location for {boss.title()} to be placed.")
            else:
                if cls.duplicate_bosses:
                    if not cls.valid_boss_name(option):
                        raise ValueError(f"{option} is not a valid boss name.")
                else:
                    raise ValueError(f"{option.title()} is not formatted correctly.")

    @classmethod
    def can_place_boss(cls, boss: str, location: str) -> bool:
        raise NotImplementedError

    @classmethod
    def valid_boss_name(cls, value: str) -> bool:
        return value in cls.bosses

    @classmethod
    def valid_location_name(cls, value: str) -> bool:
        return value in cls.locations

    def verify(self, world, player_name: str, plando_options) -> None:
        if isinstance(self.value, int):
            return
        from Generate import PlandoSettings
        if not(PlandoSettings.bosses & plando_options):
            import logging
            # plando is disabled but plando options were given so pull the option and change it to an int
            option = self.value.split(";")[-1]
            self.value = self.options[option]
            logging.warning(f"The plando bosses module is turned off, so {self.name_lookup[self.value].title()} "
                            f"boss shuffle will be used for player {player_name}.")


class Range(NumericOption):
    range_start = 0
    range_end = 1

    def __init__(self, value: int):
        if value < self.range_start:
            raise Exception(f"{value} is lower than minimum {self.range_start} for option {self.__class__.__name__}")
        elif value > self.range_end:
            raise Exception(f"{value} is higher than maximum {self.range_end} for option {self.__class__.__name__}")
        self.value = value

    @classmethod
    def from_text(cls, text: str) -> Range:
        text = text.lower()
        if text.startswith("random"):
            return cls.weighted_range(text)
        elif text == "default" and hasattr(cls, "default"):
            return cls.from_any(cls.default)
        elif text == "high":
            return cls(cls.range_end)
        elif text == "low":
            return cls(cls.range_start)
        elif cls.range_start == 0 \
                and hasattr(cls, "default") \
                and cls.default != 0 \
                and text in ("true", "false"):
            # these are the conditions where "true" and "false" make sense
            if text == "true":
                return cls.from_any(cls.default)
            else:  # "false"
                return cls(0)
        return cls(int(text))

    @classmethod
    def weighted_range(cls, text) -> Range:
        if text == "random-low":
            return cls(cls.triangular(cls.range_start, cls.range_end, cls.range_start))
        elif text == "random-high":
            return cls(cls.triangular(cls.range_start, cls.range_end, cls.range_end))
        elif text == "random-middle":
            return cls(cls.triangular(cls.range_start, cls.range_end))
        elif text.startswith("random-range-"):
            return cls.custom_range(text)
        elif text == "random":
            return cls(random.randint(cls.range_start, cls.range_end))
        else:
            raise Exception(f"random text \"{text}\" did not resolve to a recognized pattern. "
                            f"Acceptable values are: random, random-high, random-middle, random-low, "
                            f"random-range-low-<min>-<max>, random-range-middle-<min>-<max>, "
                            f"random-range-high-<min>-<max>, or random-range-<min>-<max>.")

    @classmethod
    def custom_range(cls, text) -> Range:
        textsplit = text.split("-")
        try:
            random_range = [int(textsplit[len(textsplit) - 2]), int(textsplit[len(textsplit) - 1])]
        except ValueError:
            raise ValueError(f"Invalid random range {text} for option {cls.__name__}")
        random_range.sort()
        if random_range[0] < cls.range_start or random_range[1] > cls.range_end:
            raise Exception(
                f"{random_range[0]}-{random_range[1]} is outside allowed range "
                f"{cls.range_start}-{cls.range_end} for option {cls.__name__}")
        if text.startswith("random-range-low"):
            return cls(cls.triangular(random_range[0], random_range[1], random_range[0]))
        elif text.startswith("random-range-middle"):
            return cls(cls.triangular(random_range[0], random_range[1]))
        elif text.startswith("random-range-high"):
            return cls(cls.triangular(random_range[0], random_range[1], random_range[1]))
        else:
            return cls(random.randint(random_range[0], random_range[1]))

    @classmethod
    def from_any(cls, data: typing.Any) -> Range:
        if type(data) == int:
            return cls(data)
        return cls.from_text(str(data))

    @classmethod
    def get_option_name(cls, value: int) -> str:
        return str(value)

    def __str__(self) -> str:
        return str(self.value)

    @staticmethod
    def triangular(lower: int, end: int, tri: typing.Optional[int] = None) -> int:
        return int(round(random.triangular(lower, end, tri), 0))


class SpecialRange(Range):
    special_range_cutoff = 0
    special_range_names: typing.Dict[str, int] = {}
    """Special Range names have to be all lowercase as matching is done with text.lower()"""

    @classmethod
    def from_text(cls, text: str) -> Range:
        text = text.lower()
        if text in cls.special_range_names:
            return cls(cls.special_range_names[text])
        return super().from_text(text)

    @classmethod
    def weighted_range(cls, text) -> Range:
        if text == "random-low":
            return cls(cls.triangular(cls.special_range_cutoff, cls.range_end, cls.special_range_cutoff))
        elif text == "random-high":
            return cls(cls.triangular(cls.special_range_cutoff, cls.range_end, cls.range_end))
        elif text == "random-middle":
            return cls(cls.triangular(cls.special_range_cutoff, cls.range_end))
        elif text.startswith("random-range-"):
            return cls.custom_range(text)
        elif text == "random":
            return cls(random.randint(cls.special_range_cutoff, cls.range_end))
        else:
            raise Exception(f"random text \"{text}\" did not resolve to a recognized pattern. "
                            f"Acceptable values are: random, random-high, random-middle, random-low, "
                            f"random-range-low-<min>-<max>, random-range-middle-<min>-<max>, "
                            f"random-range-high-<min>-<max>, or random-range-<min>-<max>.")


class VerifyKeys:
    valid_keys = frozenset()
    valid_keys_casefold: bool = False
    convert_name_groups: bool = False
    verify_item_name: bool = False
    verify_location_name: bool = False
    value: typing.Any

    @classmethod
    def verify_keys(cls, data):
        if cls.valid_keys:
            data = set(data)
            dataset = set(word.casefold() for word in data) if cls.valid_keys_casefold else set(data)
            extra = dataset - cls.valid_keys
            if extra:
                raise Exception(f"Found unexpected key {', '.join(extra)} in {cls}. "
                                f"Allowed keys: {cls.valid_keys}.")

    def verify(self, world, player_name: str, plando_options) -> None:
        if self.convert_name_groups and self.verify_item_name:
            new_value = type(self.value)()  # empty container of whatever value is
            for item_name in self.value:
                new_value |= world.item_name_groups.get(item_name, {item_name})
            self.value = new_value
        if self.verify_item_name:
            for item_name in self.value:
                if item_name not in world.item_names:
                    picks = get_fuzzy_results(item_name, world.item_names, limit=1)
                    raise Exception(f"Item {item_name} from option {self} "
                                    f"is not a valid item name from {world.game}. "
                                    f"Did you mean '{picks[0][0]}' ({picks[0][1]}% sure)")
        elif self.verify_location_name:
            for location_name in self.value:
                if location_name not in world.location_names:
                    picks = get_fuzzy_results(location_name, world.location_names, limit=1)
                    raise Exception(f"Location {location_name} from option {self} "
                                    f"is not a valid location name from {world.game}. "
                                    f"Did you mean '{picks[0][0]}' ({picks[0][1]}% sure)")


class OptionDict(Option[typing.Dict[str, typing.Any]], VerifyKeys):
    default: typing.Dict[str, typing.Any] = {}
    supports_weighting = False

    def __init__(self, value: typing.Dict[str, typing.Any]):
        self.value = deepcopy(value)

    @classmethod
    def from_any(cls, data: typing.Dict[str, typing.Any]) -> OptionDict:
        if type(data) == dict:
            cls.verify_keys(data)
            return cls(data)
        else:
            raise NotImplementedError(f"Cannot Convert from non-dictionary, got {type(data)}")

    def get_option_name(self, value):
        return ", ".join(f"{key}: {v}" for key, v in value.items())

    def __contains__(self, item):
        return item in self.value


class ItemDict(OptionDict):
    verify_item_name = True

    def __init__(self, value: typing.Dict[str, int]):
        if any(item_count < 1 for item_count in value.values()):
            raise Exception("Cannot have non-positive item counts.")
        super(ItemDict, self).__init__(value)


class OptionList(Option[typing.List[typing.Any]], VerifyKeys):
    default: typing.List[typing.Any] = []
    supports_weighting = False

    def __init__(self, value: typing.List[typing.Any]):
        self.value = deepcopy(value)
        super(OptionList, self).__init__()

    @classmethod
    def from_text(cls, text: str):
        return cls([option.strip() for option in text.split(",")])

    @classmethod
    def from_any(cls, data: typing.Any):
        if type(data) == list:
            cls.verify_keys(data)
            return cls(data)
        return cls.from_text(str(data))

    def get_option_name(self, value):
        return ", ".join(map(str, value))

    def __contains__(self, item):
        return item in self.value


class OptionSet(Option[typing.Set[str]], VerifyKeys):
    default: typing.Union[typing.Set[str], typing.FrozenSet[str]] = frozenset()
    supports_weighting = False

    def __init__(self, value: typing.Iterable[str]):
        self.value = set(deepcopy(value))
        super(OptionSet, self).__init__()

    @classmethod
    def from_text(cls, text: str):
        return cls([option.strip() for option in text.split(",")])

    @classmethod
    def from_any(cls, data: typing.Any):
        if isinstance(data, (list, set, frozenset)):
            cls.verify_keys(data)
            return cls(data)
        return cls.from_text(str(data))

    def get_option_name(self, value):
        return ", ".join(sorted(value))

    def __contains__(self, item):
        return item in self.value


local_objective = Toggle  # local triforce pieces, local dungeon prizes etc.


class Accessibility(Choice):
    """Set rules for reachability of your items/locations.
    Locations: ensure everything can be reached and acquired.
    Items: ensure all logically relevant items can be acquired.
    Minimal: ensure what is needed to reach your goal can be acquired."""
    display_name = "Accessibility"
    option_locations = 0
    option_items = 1
    option_minimal = 2
    alias_none = 2
    default = 1


class ProgressionBalancing(SpecialRange):
    """A system that can move progression earlier, to try and prevent the player from getting stuck and bored early.
    A lower setting means more getting stuck. A higher setting means less getting stuck."""
    default = 50
    range_start = 0
    range_end = 99
    display_name = "Progression Balancing"
    special_range_names = {
        "disabled": 0,
        "normal": 50,
        "extreme": 99,
    }


common_options = {
    "progression_balancing": ProgressionBalancing,
    "accessibility": Accessibility
}


class ItemSet(OptionSet):
    verify_item_name = True
    convert_name_groups = True


class LocalItems(ItemSet):
    """Forces these items to be in their native world."""
    display_name = "Local Items"


class NonLocalItems(ItemSet):
    """Forces these items to be outside their native world."""
    display_name = "Not Local Items"


class StartInventory(ItemDict):
    """Start with these items."""
    verify_item_name = True
    display_name = "Start Inventory"


class StartHints(ItemSet):
    """Start with these item's locations prefilled into the !hint command."""
    display_name = "Start Hints"


class StartLocationHints(OptionSet):
    """Start with these locations and their item prefilled into the !hint command"""
    display_name = "Start Location Hints"
    verify_location_name = True


class ExcludeLocations(OptionSet):
    """Prevent these locations from having an important item"""
    display_name = "Excluded Locations"
    verify_location_name = True


class PriorityLocations(OptionSet):
    """Prevent these locations from having an unimportant item"""
    display_name = "Priority Locations"
    verify_location_name = True


class DeathLink(Toggle):
    """When you die, everyone dies. Of course the reverse is true too."""
    display_name = "Death Link"


class ItemLinks(OptionList):
    """Share part of your item pool with other players."""
    default = []
    schema = Schema([
        {
            "name": And(str, len),
            "item_pool": [And(str, len)],
            Optional("exclude"): [And(str, len)],
            "replacement_item": Or(And(str, len), None),
            Optional("local_items"): [And(str, len)],
            Optional("non_local_items"): [And(str, len)],
            Optional("link_replacement"): Or(None, bool),
        }
    ])

    @staticmethod
    def verify_items(items: typing.List[str], item_link: str, pool_name: str, world, allow_item_groups: bool = True) -> typing.Set:
        pool = set()
        for item_name in items:
            if item_name not in world.item_names and (not allow_item_groups or item_name not in world.item_name_groups):
                picks = get_fuzzy_results(item_name, world.item_names, limit=1)
                picks_group = get_fuzzy_results(item_name, world.item_name_groups.keys(), limit=1)
                picks_group = f" or '{picks_group[0][0]}' ({picks_group[0][1]}% sure)" if allow_item_groups else ""

                raise Exception(f"Item {item_name} from item link {item_link} "
                                f"is not a valid item from {world.game} for {pool_name}. "
                                f"Did you mean '{picks[0][0]}' ({picks[0][1]}% sure){picks_group}")
            if allow_item_groups:
                pool |= world.item_name_groups.get(item_name, {item_name})
            else:
                pool |= {item_name}
        return pool

    def verify(self, world, player_name: str, plando_options) -> None:
        link: dict
        super(ItemLinks, self).verify(world, player_name, plando_options)
        existing_links = set()
        for link in self.value:
            if link["name"] in existing_links:
                raise Exception(f"You cannot have more than one link named {link['name']}.")
            existing_links.add(link["name"])

            pool = self.verify_items(link["item_pool"], link["name"], "item_pool", world)
            local_items = set()
            non_local_items = set()

            if "exclude" in link:
                pool -= self.verify_items(link["exclude"], link["name"], "exclude", world)
            if link["replacement_item"]:
                self.verify_items([link["replacement_item"]], link["name"], "replacement_item", world, False)
            if "local_items" in link:
                local_items = self.verify_items(link["local_items"], link["name"], "local_items", world)
                local_items &= pool
            if "non_local_items" in link:
                non_local_items = self.verify_items(link["non_local_items"], link["name"], "non_local_items", world)
                non_local_items &= pool

            intersection = local_items.intersection(non_local_items)
            if intersection:
                raise Exception(f"item_link {link['name']} has {intersection} "
                                f"items in both its local_items and non_local_items pool.")
            link.setdefault("link_replacement", None)


per_game_common_options = {
    **common_options,  # can be overwritten per-game
    "local_items": LocalItems,
    "non_local_items": NonLocalItems,
    "start_inventory": StartInventory,
    "start_hints": StartHints,
    "start_location_hints": StartLocationHints,
    "exclude_locations": ExcludeLocations,
    "priority_locations": PriorityLocations,
    "item_links": ItemLinks
}

if __name__ == "__main__":

    from worlds.alttp.Options import Logic
    import argparse

    map_shuffle = Toggle
    compass_shuffle = Toggle
    key_shuffle = Toggle
    big_key_shuffle = Toggle
    hints = Toggle
    test = argparse.Namespace()
    test.logic = Logic.from_text("no_logic")
    test.map_shuffle = map_shuffle.from_text("ON")
    test.hints = hints.from_text('OFF')
    try:
        test.logic = Logic.from_text("overworld_glitches_typo")
    except KeyError as e:
        print(e)
    try:
        test.logic_owg = Logic.from_text("owg")
    except KeyError as e:
        print(e)
    if test.map_shuffle:
        print("map_shuffle is on")
    print(f"Hints are {bool(test.hints)}")
    print(test)
