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Fixed undo not working correctly after first undo

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This commit is contained in:
Lucas Oliveira 2023-10-20 19:00:57 -03:00
commit 3229487cf0
1 changed files with 17 additions and 19 deletions
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16
src/frontend/src/contexts/undoRedoContext.tsx
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@ -52,25 +52,23 @@ export function UndoRedoProvider({ children }) {
const takeSnapshot = useCallback(() => { const takeSnapshot = useCallback(() => {
// push the current graph to the past state // push the current graph to the past state
setPast((old) => { let newPast = cloneDeep(past);
let newPast = cloneDeep(old);
let newState = { let newState = {
nodes: cloneDeep(getNodes()), nodes: cloneDeep(getNodes()),
edges: cloneDeep(getEdges()), edges: cloneDeep(getEdges()),
}; };
if ( if (
old[tabIndex] && past[tabIndex] &&
JSON.stringify(old[tabIndex][old[tabIndex].length - 1]) !== JSON.stringify(past[tabIndex][past[tabIndex].length - 1]) !==
JSON.stringify(newState) JSON.stringify(newState)
) { ) {
newPast[tabIndex] = old[tabIndex].slice( newPast[tabIndex] = past[tabIndex].slice(
old[tabIndex].length - defaultOptions.maxHistorySize + 1, past[tabIndex].length - defaultOptions.maxHistorySize + 1,
old[tabIndex].length past[tabIndex].length
); );
newPast[tabIndex].push(newState); newPast[tabIndex].push(newState);
} }
return newPast; setPast(newPast);
});
// whenever we take a new snapshot, the redo operations need to be cleared to avoid state mismatches // whenever we take a new snapshot, the redo operations need to be cleared to avoid state mismatches
setFuture((old) => { setFuture((old) => {