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https://github.com/dcs-liberation/dcs_liberation.git
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fc45c3b98c
* Fixes an unlikely bug with JTAC laser code allocation, allows for future allocation of codes to a/c with TGPs * Fixing typing issues * Changelog
38 lines
1.2 KiB
Python
38 lines
1.2 KiB
Python
from collections import deque
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from typing import Iterator
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class OutOfLaserCodesError(RuntimeError):
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def __init__(self) -> None:
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super().__init__(
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f"All JTAC laser codes have been allocated. No available codes."
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)
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class LaserCodeRegistry:
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def __init__(self) -> None:
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self.allocated_codes: set[int] = set()
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self.allocator: Iterator[int] = LaserCodeRegistry.__laser_code_generator()
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def get_next_laser_code(self) -> int:
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try:
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while (code := next(self.allocator)) in self.allocated_codes:
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pass
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self.allocated_codes.add(code)
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return code
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except StopIteration:
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raise OutOfLaserCodesError
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@staticmethod
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def __laser_code_generator() -> Iterator[int]:
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# Valid laser codes are as follows
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# First digit is always 1
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# Second digit is 5-7
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# Third and fourth digits are 1 - 8
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# We iterate backward (reversed()) so that 1687 follows 1688
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q = deque(int(oct(code)[2:]) + 11 for code in reversed(range(0o1500, 0o2000)))
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# We start with the default of 1688 and wrap around when we reach the end
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q.rotate(-q.index(1688))
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return iter(q)
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