phase 2 checkpoint

src/personas.py

@@ -0,0 +1,69 @@
+import tomllib
+import tomli_w
+from pathlib import Path
+from typing import Dict, Any, Optional
+from src.models import Persona
+from src import paths
+
+class PersonaManager:
+ """Manages Persona profiles across global and project-specific files."""
+
+ def __init__(self, project_root: Optional[Path] = None):
+  self.project_root = project_root
+
+ def _get_path(self, scope: str) -> Path:
+  if scope == "global":
+   return paths.get_global_personas_path()
+  elif scope == "project":
+   if not self.project_root:
+    raise ValueError("Project root is not set, cannot resolve project scope.")
+   return paths.get_project_personas_path(self.project_root)
+  else:
+   raise ValueError("Invalid scope, must be 'global' or 'project'")
+
+ def load_all(self) -> Dict[str, Persona]:
+  """Merges global and project personas into a single dictionary."""
+  personas = {}
+  
+  global_path = paths.get_global_personas_path()
+  global_data = self._load_file(global_path)
+  for name, data in global_data.get("personas", {}).items():
+   personas[name] = Persona.from_dict(name, data)
+  
+  if self.project_root:
+   project_path = paths.get_project_personas_path(self.project_root)
+   project_data = self._load_file(project_path)
+   for name, data in project_data.get("personas", {}).items():
+    personas[name] = Persona.from_dict(name, data)
+    
+  return personas
+
+ def save_persona(self, persona: Persona, scope: str = "project") -> None:
+  path = self._get_path(scope)
+  data = self._load_file(path)
+  if "personas" not in data:
+   data["personas"] = {}
+  
+  data["personas"][persona.name] = persona.to_dict()
+  self._save_file(path, data)
+
+ def delete_persona(self, name: str, scope: str = "project") -> None:
+  path = self._get_path(scope)
+  data = self._load_file(path)
+  if "personas" in data and name in data["personas"]:
+   del data["personas"][name]
+   self._save_file(path, data)
+
+ def _load_file(self, path: Path) -> Dict[str, Any]:
+  if not path.exists():
+   return {}
+  try:
+   with open(path, "rb") as f:
+    return tomllib.load(f)
+  except Exception:
+   return {}
+
+ def _save_file(self, path: Path, data: Dict[str, Any]) -> None:
+  path.parent.mkdir(parents=True, exist_ok=True)
+  with open(path, "wb") as f:
+   tomli_w.dump(data, f)