Day12 something

aoc/day12.py

@@ -0,0 +1,60 @@
+from __future__ import annotations
+from typing import TypeAlias
+from dataclasses import dataclass
+from itertools import groupby, takewhile
+from collections import deque
+
+from .aoc import Aoc2, AocParseLines
+
+"""
+?###???????? 3,2,1
+"""
+
+
+@dataclass
+class Line:
+    springs: str
+    spring_groups: deque[tuple[int, str]]
+    groups: list[int]
+
+    @classmethod
+    def from_str(cls, inpt: str) -> Line:
+        springs, groups_str = inpt.split(" ")
+        groups = [int(d) for d in groups_str.split(",")]
+
+        springs_group = deque((len(list(d)), i) for i, d in groupby(springs))
+
+        return Line(springs, springs_group, groups)
+
+
+P1: TypeAlias = list[Line]
+P2: TypeAlias = list[Line]
+
+
+class Day12(AocParseLines[Line, Line], Aoc2[P1, P2]):
+    def parseline1(self, inpt: str) -> Line:
+        return Line.from_str(inpt)
+
+    def parseline2(self, inpt: str) -> Line:
+        return Line.from_str(inpt)
+
+    def part1(self, inpt: P1) -> int:
+        for line in inpt:
+            sgroups = line.spring_groups
+            for group in line.groups:
+                batch = takewhile(lambda g: g[1] != ".", sgroups)
+                first_group = sgroups.popleft()
+
+        return 0
+
+    def part2(self, inpt: P2) -> int:
+        return 0
+
+
+def main() -> None:
+    aoc = Day12(2023, 12, example_code_nr1=1)
+    aoc.run_example_1()
+
+
+if __name__ == "__main__":
+    main()