Files
manual_slop/src/presets.py

105 lines
3.4 KiB
Python

import sys
import tomllib
import tomli_w
from pathlib import Path
from typing import Dict, Any, Optional
from src.models import Preset
from src.paths import get_global_presets_path, get_project_presets_path
class PresetManager:
"""Manages system prompt presets across global and project-specific files."""
def __init__(self, project_root: Optional[Path] = None):
self.project_root = project_root
self.global_path = get_global_presets_path()
@property
def project_path(self) -> Optional[Path]:
return get_project_presets_path(self.project_root) if self.project_root else None
def load_all(self) -> Dict[str, Preset]:
"""Merges global and project presets into a single dictionary."""
presets: Dict[str, Preset] = {}
# Load global presets
data_global = self._load_file(self.global_path)
for name, p_data in data_global.get("presets", {}).items():
try:
presets[name] = Preset.from_dict(name, p_data)
except Exception as e:
print(f"Error parsing global preset '{name}': {e}", file=sys.stderr)
# Load project presets (overwriting global ones if names conflict)
if self.project_path:
data_project = self._load_file(self.project_path)
for name, p_data in data_project.get("presets", {}).items():
try:
presets[name] = Preset.from_dict(name, p_data)
except Exception as e:
print(f"Error parsing project preset '{name}': {e}", file=sys.stderr)
return presets
def save_preset(self, preset: Preset, scope: str = "project") -> None:
"""Saves a preset to either the global or project-specific TOML file."""
path = self.global_path if scope == "global" else self.project_path
if not path:
if scope == "project":
raise ValueError("Project scope requested but no project_root provided.")
path = self.global_path
data = self._load_file(path)
if "presets" not in data:
data["presets"] = {}
data["presets"][preset.name] = preset.to_dict()
self._save_file(path, data)
def delete_preset(self, name: str, scope: str) -> None:
if scope == "project" and self.project_root:
path = get_project_presets_path(self.project_root)
else:
path = get_global_presets_path()
data = self._load_file(path)
if name in data.get("presets", {}):
del data["presets"][name]
self._save_file(path, data)
def get_preset_scope(self, name: str) -> str:
"""Returns the scope ('global' or 'project') of a preset by name."""
if self.project_root:
project_p = get_project_presets_path(self.project_root)
project_data = self._load_file(project_p)
if name in project_data.get("presets", {}):
return "project"
global_p = get_global_presets_path()
global_data = self._load_file(global_p)
if name in global_data.get("presets", {}):
return "global"
return "project"
def _load_file(self, path: Path) -> Dict[str, Any]:
if not path.exists():
return {"presets": {}}
try:
with open(path, "rb") as f:
data = tomllib.load(f)
if not isinstance(data, dict):
return {"presets": {}}
if "presets" not in data:
data["presets"] = {}
return data
except Exception as e:
print(f"Error loading presets from {path}: {e}", file=sys.stderr)
return {"presets": {}}
def _save_file(self, path: Path, data: Dict[str, Any]) -> None:
if path.parent.exists() and path.parent.is_file():
raise ValueError(f"Cannot save to {path}: Parent directory {path.parent} is a file.")
path.parent.mkdir(parents=True, exist_ok=True)
with open(path, "wb") as f:
f.write(tomli_w.dumps(data).encode("utf-8"))