"""
 *  LogarithmPlotter - 2D plotter software to make BODE plots, sequences and distribution functions.
 *  Copyright (C) 2021-2024  Ad5001
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
"""
from math import log10, floor
from typing import Self

from .assertion import Assertion
from .base import AssertionInterface
from .utils import repr_


class NumberComparisonAssertionInterface(AssertionInterface):
    def __init__(self, value, parent: AssertionInterface = None):
        super().__init__(value, parent)
        self._compare_stack = []

    def _generate_compare_to(self) -> int:
        """
        The number generated by the comparison stack.
        E.g. can parse one.hundred.million.and.thirty.three.thousand.and.twelve.hundred.and.seven
                    as ['one', 'hundred', 'million', 'thirty', 'three', 'thousand', 'twelve', 'hundred', 'seven']
         which results 100,034,207
        """
        minus = len(self._compare_stack) > 0 and self._compare_stack[0] == -1
        if len(self._compare_stack) < (2 if minus else 1):
            raise RuntimeError("No number to compare the value to provided.")
        if minus:
            self._compare_stack.pop(0)
        # Compute the number
        add_stack = [self._compare_stack.pop(0)]
        for element in self._compare_stack:
            last_power = floor(log10(abs(add_stack[-1])))
            current_power = floor(log10(abs(element)))
            if last_power < current_power:  # E.g. one hundred
                add_stack[-1] *= element
            elif last_power == 1 and current_power == 0:  # E.g thirty four
                add_stack[-1] += element
            elif last_power > current_power:  # E.g a hundred and five
                add_stack.append(element)
            else:
                raise RuntimeError(f"Cannot chain two numbers with the same power ({add_stack[-1]} => {element}.")
        total = sum(add_stack)
        return -total if minus else total

    def _compare(self) -> Assertion:
        raise RuntimeError(f"No comparison method defined in {type(self).__name__}.")

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

    def __call__(self, compare_to: int) -> Self:
        if type(compare_to) not in (float, int):
            raise RuntimeError(f"Cannot compare number ({self._value}) to non number ({repr_(compare_to)}).")
        self._compare_stack.append(compare_to)
        return self

    """
    Chain self properties
    """

    @property
    def and_(self) -> Self:
        return self

    @property
    def AND(self) -> Self:
        return self

    """
    Number shorthands
    """

    @property
    def once(self) -> Self:
        return self(1)

    @property
    def twice(self) -> Self:
        return self(2)

    @property
    def thrice(self) -> Self:
        return self(3)

    @property
    def minus(self) -> Self:
        return self(-1)

    @property
    def zero(self) -> Self:
        return self(0)

    @property
    def one(self) -> Self:
        return self(1)

    @property
    def two(self) -> Self:
        return self(2)

    @property
    def three(self) -> Self:
        return self(3)

    @property
    def four(self) -> Self:
        return self(4)

    @property
    def five(self) -> Self:
        return self(5)

    @property
    def six(self) -> Self:
        return self(6)

    @property
    def seven(self) -> Self:
        return self(7)

    @property
    def eight(self) -> Self:
        return self(8)

    @property
    def nine(self) -> Self:
        return self(9)

    @property
    def ten(self) -> Self:
        return self(10)

    @property
    def eleven(self) -> Self:
        return self(11)

    @property
    def twelve(self) -> Self:
        return self(12)

    @property
    def thirteen(self) -> Self:
        return self(13)

    @property
    def fourteen(self) -> Self:
        return self(14)

    @property
    def fifteen(self) -> Self:
        return self(15)

    @property
    def sixteen(self) -> Self:
        return self(16)

    @property
    def seventeen(self) -> Self:
        return self(17)

    @property
    def eighteen(self) -> Self:
        return self(18)

    @property
    def nineteen(self) -> Self:
        return self(19)

    @property
    def twenty(self) -> Self:
        return self(20)

    @property
    def thirty(self) -> Self:
        return self(30)

    @property
    def forty(self) -> Self:
        return self(40)

    @property
    def fifty(self) -> Self:
        return self(50)

    @property
    def sixty(self) -> Self:
        return self(60)

    @property
    def seventy(self) -> Self:
        return self(70)

    @property
    def eighty(self) -> Self:
        return self(80)

    @property
    def ninety(self) -> Self:
        return self(90)

    @property
    def hundred(self) -> Self:
        return self(100)

    @property
    def thousand(self) -> Self:
        return self(1_000)

    @property
    def million(self) -> Self:
        return self(1_000_000)

    @property
    def billion(self) -> Self:
        return self(1_000_000_000)


class LessThanComparisonInterface(NumberComparisonAssertionInterface):
    def _compare(self) -> Assertion:
        compare = self._generate_compare_to()
        return Assertion(
            self._value < compare,
            f"The value ({repr_(self._value)}) is not less than to {repr_(compare)}.",
            self._not
        )


class MoreThanComparisonInterface(NumberComparisonAssertionInterface):
    def _compare(self) -> Assertion:
        compare = self._generate_compare_to()
        return Assertion(
            self._value > compare,
            f"The value ({repr_(self._value)}) is not more than to {repr_(compare)}.",
            self._not
        )


class AtLeastComparisonInterface(NumberComparisonAssertionInterface):
    def _compare(self) -> Assertion:
        compare = self._generate_compare_to()
        return Assertion(
            self._value >= compare,
            f"The value ({repr_(self._value)}) is not at least to {repr_(compare)}.",
            self._not
        )


class AtMostComparisonInterface(NumberComparisonAssertionInterface):
    def _compare(self) -> Assertion:
        compare = self._generate_compare_to()
        return Assertion(
            self._value <= compare,
            f"The value ({repr_(self._value)}) is not at least to {repr_(compare)}.",
            self._not
        )


class EqualComparisonInterface(NumberComparisonAssertionInterface):
    def _compare(self) -> Assertion:
        compare = self._generate_compare_to()
        return Assertion(
            self._value == compare,
            f"The value ({repr_(self._value)}) is not equal to {repr_(compare)}.",
            self._not
        )

    @property
    def to(self) -> Self:
        return self


class NumberInterface(AssertionInterface):
    def __call__(self, value):
        return EqualComparisonInterface(self._value, self)(value)

    @property
    def equals(self) -> EqualComparisonInterface:
        return EqualComparisonInterface(self._value, self)

    @property
    def equal(self) -> EqualComparisonInterface:
        return EqualComparisonInterface(self._value, self)

    @property
    def exactly(self) -> EqualComparisonInterface:
        return EqualComparisonInterface(self._value, self)

    @property
    def of(self) -> EqualComparisonInterface:
        return EqualComparisonInterface(self._value, self)

    @property
    def less_than(self) -> LessThanComparisonInterface:
        return LessThanComparisonInterface(self._value, self)

    @property
    def more_than(self) -> MoreThanComparisonInterface:
        return MoreThanComparisonInterface(self._value, self)

    @property
    def at_least(self) -> AtLeastComparisonInterface:
        return AtLeastComparisonInterface(self._value, self)

    @property
    def at_most(self) -> AtMostComparisonInterface:
        return AtMostComparisonInterface(self._value, self)