Files
homelable/backend/app/api/routes/designs.py
T
Pouzor 12d527aad6 feat: manage canvases with custom name and icon
Make designs (canvases) fully user-manageable: create with a chosen name
and icon, rename, change icon, and delete. Replaces the hardcoded
"New Electrical Design" button with a generic "New Canvas" flow.

- Add Design.icon column + migration that backfills legacy rows
  (electrical -> zap, others -> dashboard)
- DesignModal: name input + curated lucide icon picker (create + edit)
- Sidebar switcher gains per-canvas edit/delete; delete guards the last
  canvas and confirms
- designStore: addDesign/updateDesign/removeDesign with active reassignment
- Fix data loss on design switch: abort load when the save fails and keep
  unsaved edits; skip the save-old step when the previous canvas was deleted
- designsApi create/update carry icon; design_type kept for back-compat

Tests: backend design CRUD (icon + cascade + last-canvas guard), designStore
actions, designIcons resolver, DesignModal create/edit/validation.

ha-relevant: yes
2026-06-02 15:47:57 +02:00

82 lines
2.7 KiB
Python

from fastapi import APIRouter, Depends, HTTPException
from sqlalchemy import select
from sqlalchemy.ext.asyncio import AsyncSession
from app.api.deps import get_current_user
from app.db.database import get_db
from app.db.models import CanvasState, Design, Edge, Node
from app.schemas.designs import DesignCreate, DesignResponse, DesignUpdate
router = APIRouter()
@router.get("", response_model=list[DesignResponse])
async def list_designs(
db: AsyncSession = Depends(get_db),
_: str = Depends(get_current_user),
) -> list[DesignResponse]:
designs = (await db.execute(select(Design).order_by(Design.created_at))).scalars().all()
return [DesignResponse.model_validate(d) for d in designs]
@router.post("", response_model=DesignResponse, status_code=201)
async def create_design(
body: DesignCreate,
db: AsyncSession = Depends(get_db),
_: str = Depends(get_current_user),
) -> DesignResponse:
design = Design(name=body.name, design_type=body.design_type, icon=body.icon)
db.add(design)
await db.flush()
# Create empty canvas state for the new design
db.add(CanvasState(design_id=design.id))
await db.commit()
await db.refresh(design)
return DesignResponse.model_validate(design)
@router.put("/{design_id}", response_model=DesignResponse)
async def update_design(
design_id: str,
body: DesignUpdate,
db: AsyncSession = Depends(get_db),
_: str = Depends(get_current_user),
) -> DesignResponse:
design = await db.get(Design, design_id)
if not design:
raise HTTPException(404, "Design not found")
if body.name is not None:
design.name = body.name
if body.icon is not None:
design.icon = body.icon
await db.commit()
await db.refresh(design)
return DesignResponse.model_validate(design)
@router.delete("/{design_id}", status_code=204)
async def delete_design(
design_id: str,
db: AsyncSession = Depends(get_db),
_: str = Depends(get_current_user),
) -> None:
design = await db.get(Design, design_id)
if not design:
raise HTTPException(404, "Design not found")
# Count remaining designs — prevent deleting the last one
count = (await db.execute(select(Design))).scalars().all()
if len(count) <= 1:
raise HTTPException(400, "Cannot delete the only design")
# Delete associated canvas state, edges, nodes
cs = await db.get(CanvasState, design_id)
if cs:
await db.delete(cs)
edges = (await db.execute(select(Edge).where(Edge.design_id == design_id))).scalars().all()
for e in edges:
await db.delete(e)
nodes = (await db.execute(select(Node).where(Node.design_id == design_id))).scalars().all()
for n in nodes:
await db.delete(n)
await db.delete(design)
await db.commit()