Files
playchat/backend/app/api/models.py
colcaroliandClaude Sonnet 5 d207537b53 Add GUI settings panel for API keys, model presets, and embedding model
- Add a password-protected /api/settings endpoint (HTTP Basic auth,
  backend/app/core/auth.py) backed by a DB-stored allowlist of
  connection settings (OPENAI_API_KEY, ANTHROPIC_API_KEY, AWS creds,
  OLLAMA_API_BASE, TAVILY_API_KEY, LOCAL_KB_EMBEDDING_MODEL). Saved
  values override .env and apply immediately via os.environ, so
  Lightsail deployments no longer need SSH + `.env` edits to rotate
  keys. Values are always returned masked to the frontend.
- Replace ModelSelector.vue's hardcoded model list with a DB-backed
  /api/models CRUD API (read is public, writes reuse the settings
  password) so the chat model dropdown can be edited from the GUI;
  seed it once with the previous hardcoded presets on first boot.
- Fix local_knowledge.py reading LOCAL_KB_EMBEDDING_MODEL once at
  import time instead of per-call, which would have silently ignored
  GUI/DB overrides for the embedding model.
- Add SettingsPanel.vue (API keys + model management UI) and document
  the new SETTINGS_PASSWORD env var in .env.example and the Lightsail
  deploy guide.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
2026-08-18 01:27:08 +09:00

68 lines
2.2 KiB
Python

from fastapi import APIRouter, Depends, HTTPException
from pydantic import BaseModel
from sqlalchemy.exc import IntegrityError
from sqlalchemy.orm import Session as DBSession
from app.core.auth import require_settings_password
from app.db.database import get_db
from app.db.models import ModelPreset
router = APIRouter(prefix="/api/models", tags=["models"])
class ModelPresetResponse(BaseModel):
id: int
label: str
value: str
class Config:
from_attributes = True
class ModelPresetRequest(BaseModel):
label: str
value: str
@router.get("", response_model=list[ModelPresetResponse])
def list_model_presets(db: DBSession = Depends(get_db)):
"""モデル選択プルダウンの表示に使うため認証不要(誰でも読める)。"""
return db.query(ModelPreset).order_by(ModelPreset.id).all()
@router.post("", response_model=ModelPresetResponse, dependencies=[Depends(require_settings_password)])
def create_model_preset(req: ModelPresetRequest, db: DBSession = Depends(get_db)):
preset = ModelPreset(label=req.label, value=req.value)
db.add(preset)
try:
db.commit()
except IntegrityError as e:
db.rollback()
raise HTTPException(status_code=400, detail=f"モデル文字列が重複しています: {req.value}") from e
db.refresh(preset)
return preset
@router.put("/{preset_id}", response_model=ModelPresetResponse, dependencies=[Depends(require_settings_password)])
def update_model_preset(preset_id: int, req: ModelPresetRequest, db: DBSession = Depends(get_db)):
preset = db.get(ModelPreset, preset_id)
if not preset:
raise HTTPException(status_code=404, detail="Model preset not found")
preset.label = req.label
preset.value = req.value
try:
db.commit()
except IntegrityError as e:
db.rollback()
raise HTTPException(status_code=400, detail=f"モデル文字列が重複しています: {req.value}") from e
db.refresh(preset)
return preset
@router.delete("/{preset_id}", status_code=204, dependencies=[Depends(require_settings_password)])
def delete_model_preset(preset_id: int, db: DBSession = Depends(get_db)):
preset = db.get(ModelPreset, preset_id)
if preset:
db.delete(preset)
db.commit()