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"""Parse and serialize hyprsunset.conf profile blocks."""
from __future__ import annotations
import re
from dataclasses import dataclass
_BLOCK_RE = re.compile(r"profile\s*\{(.*?)\}", re.DOTALL)
@dataclass
class Profile:
time: str = ""
identity: bool = False
temperature: int | None = None
gamma: float | None = None
def _get(body: str, key: str) -> str | None:
m = re.search(rf"^\s*{key}\s*=\s*(.+?)\s*$", body, re.MULTILINE)
return m.group(1) if m else None
def parse_config(text: str) -> list[Profile]:
profiles: list[Profile] = []
for block in _BLOCK_RE.finditer(text):
body = block.group(1)
time = _get(body, "time") or ""
identity = (_get(body, "identity") or "").lower() == "true"
temp = _get(body, "temperature")
gamma = _get(body, "gamma")
profiles.append(
Profile(
time=time,
identity=identity,
temperature=int(temp) if temp is not None else None,
gamma=float(gamma) if gamma is not None else None,
)
)
return profiles
_HEADER = "# Managed by hyprsunset-qt. Edits here are overwritten on save.\n"
def _fmt_gamma(g: float) -> str:
return f"{g:g}"
def serialize(profiles: list[Profile]) -> str:
day = day_index(profiles)
night = night_index(profiles)
parts = [_HEADER]
for i, p in enumerate(profiles):
if i == day:
parts.append("\n# day profile -- sunrise")
elif i == night:
parts.append("\n# night profile -- sunset")
else:
parts.append("\n# profile")
lines = ["profile {", f" time = {p.time}"]
if p.identity:
lines.append(" identity = true")
if p.temperature is not None:
lines.append(f" temperature = {p.temperature}")
if p.gamma is not None:
lines.append(f" gamma = {_fmt_gamma(p.gamma)}")
lines.append("}")
parts.append("\n".join(lines))
return "\n".join(parts) + "\n"
def day_index(profiles: list[Profile]) -> int | None:
for i, p in enumerate(profiles):
if p.identity:
return i
return None
def night_index(profiles: list[Profile]) -> int | None:
for i, p in enumerate(profiles):
if p.temperature is not None:
return i
return None
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