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fix(canvas): the dragged board's own run state decides if the stack holds

This commit is contained in:
David Montero Crespo 2026-08-01 05:55:35 +02:00
parent faed282135
commit f2e6464c36
1 changed files with 12 additions and 2 deletions
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14
frontend/src/components/simulator/SimulatorCanvas.tsx
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@ -942,8 +942,13 @@ export const SimulatorCanvas = ({ headerSlot }: SimulatorCanvasProps = {}) => {
// board drags its socket along instead of unplugging. Latched at
// drag start for the same reason (see carriedSocketRef).
if (carriedSocketRef.current?.dragId !== touchId) {
// Ask the DRAGGED board whether it is running, not the store's
// top-level flag — that one mirrors the ACTIVE board only, so a
// running non-active board read as stopped and its stack came
// apart mid-simulation.
const boardRunning = !!(b && (b.running || st.running));
const seatedOn =
st.running && b
boardRunning && b
? st.components.find((c) => {
const seat = snapBoardToSocket(b.id, b.boardKind, b.x, b.y, [c]);
return !!seat && Math.hypot(seat.x - b.x, seat.y - b.y) < 0.5;
@ -1616,8 +1621,13 @@ export const SimulatorCanvas = ({ headerSlot }: SimulatorCanvasProps = {}) => {
// board drags its socket along instead of unplugging it. Unplugging
// is an edit-mode gesture (carrySeatedBoards is the other half).
if (carriedSocketRef.current?.dragId !== draggedComponentId) {
// Ask the DRAGGED board whether it is running, not the store's
// top-level flag — that one mirrors the ACTIVE board only, so a
// running non-active board read as stopped and its stack came
// apart mid-simulation.
const boardRunning = !!(b && (b.running || st.running));
const seatedOn =
st.running && b
boardRunning && b
? st.components.find((c) => {
const seat = snapBoardToSocket(b.id, b.boardKind, b.x, b.y, [c]);
return !!seat && Math.hypot(seat.x - b.x, seat.y - b.y) < 0.5;