feat: multi-design canvas system with electrical nodes/edges

Backend: New Design model + designs table; design_id FK on nodes, edges, canvas_state; migration seeds default 'Network Topology' design; full CRUD API for designs; canvas load/save accept design_id.

Frontend: designStore (Zustand), design switcher in Sidebar, design-aware canvas load/save, auto-save on design switch.

Electrical node types (14): grid, ups, battery, generator, solar_panel, inverter, circuit_breaker, contactor, electrical_switch, socket, light, meter, transformer, load — icons, registrations, accent colors in all 6 themes.

Electrical edge type: registered in edgeTypes, BASE_STYLES, edgeColors, all theme edgeColors, EDGE_DEFAULT_COLORS.

Bug fixes: data corruption on design switch (stale closure), race condition on save-then-load, missing Zap import, missing Electrical group in NodeModal, missing electrical entries in custom theme edgeColors, inline imports hoisted.
This commit is contained in:
Pranjal Joshi
2026-05-31 14:35:22 +05:30
parent 4ba04660c8
commit 46435605eb
19 changed files with 616 additions and 61 deletions
+13 -1
View File
@@ -16,12 +16,23 @@ def _uuid() -> str:
return str(uuid.uuid4())
class Design(Base):
__tablename__ = "designs"
id: Mapped[str] = mapped_column(String, primary_key=True, default=_uuid)
name: Mapped[str] = mapped_column(String, nullable=False)
design_type: Mapped[str] = mapped_column(String, nullable=False, default="network")
created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=_now)
updated_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=_now, onupdate=_now)
class Node(Base):
__tablename__ = "nodes"
id: Mapped[str] = mapped_column(String, primary_key=True, default=_uuid)
type: Mapped[str] = mapped_column(String, nullable=False)
label: Mapped[str] = mapped_column(String, nullable=False)
design_id: Mapped[str | None] = mapped_column(String, ForeignKey("designs.id", ondelete="SET NULL"), nullable=True)
hostname: Mapped[str | None] = mapped_column(String)
ip: Mapped[str | None] = mapped_column(String)
mac: Mapped[str | None] = mapped_column(String)
@@ -61,6 +72,7 @@ class Edge(Base):
id: Mapped[str] = mapped_column(String, primary_key=True, default=_uuid)
source: Mapped[str] = mapped_column(String, ForeignKey("nodes.id", ondelete="CASCADE"))
target: Mapped[str] = mapped_column(String, ForeignKey("nodes.id", ondelete="CASCADE"))
design_id: Mapped[str | None] = mapped_column(String, ForeignKey("designs.id", ondelete="SET NULL"), nullable=True)
type: Mapped[str] = mapped_column(String, default="ethernet")
label: Mapped[str | None] = mapped_column(String)
vlan_id: Mapped[int | None] = mapped_column(Integer)
@@ -77,7 +89,7 @@ class Edge(Base):
class CanvasState(Base):
__tablename__ = "canvas_state"
id: Mapped[int] = mapped_column(Integer, primary_key=True, default=1)
design_id: Mapped[str] = mapped_column(String, ForeignKey("designs.id", ondelete="CASCADE"), primary_key=True)
viewport: Mapped[dict[str, Any]] = mapped_column(JSON, default=dict)
custom_style: Mapped[dict[str, Any] | None] = mapped_column(JSON, nullable=True)
saved_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=_now)