function initializeDefaultStorage(storageObject) {
  try {
    if (typeof localStorage !== "undefined") {
      storageObject.getItem = (name) => {
        return localStorage.getItem(name);
      };
      storageObject.setItem = (name, value) => {
        localStorage.setItem(name, value);
      };
    } else {
      throw new TypeError("localStorage not supported in this environment");
    }
  } catch (error) {
    console.error(error);
    storageObject.getItem = () => null;
    storageObject.setItem = () => {
    };
  }
}
function getPanelGroupKey(autoSaveId) {
  return `reka:${autoSaveId}`;
}
function getPanelKey(panels) {
  return panels.map((panel) => {
    const { constraints, id, idIsFromProps, order } = panel;
    if (idIsFromProps) {
      return id;
    } else {
      return order ? `${order}:${JSON.stringify(constraints)}` : JSON.stringify(constraints);
    }
  }).sort((a, b) => a.localeCompare(b)).join(",");
}
function loadSerializedPanelGroupState(autoSaveId, storage) {
  try {
    const panelGroupKey = getPanelGroupKey(autoSaveId);
    const serialized = storage.getItem(panelGroupKey);
    if (serialized) {
      const parsed = JSON.parse(serialized);
      if (typeof parsed === "object" && parsed != null)
        return parsed;
    }
  } catch (error) {
  }
  return null;
}
function loadPanelGroupState(autoSaveId, panels, storage) {
  const state = loadSerializedPanelGroupState(autoSaveId, storage) ?? {};
  const panelKey = getPanelKey(panels);
  return state[panelKey] ?? null;
}
function savePanelGroupState(autoSaveId, panels, panelSizesBeforeCollapse, sizes, storage) {
  const panelGroupKey = getPanelGroupKey(autoSaveId);
  const panelKey = getPanelKey(panels);
  const state = loadSerializedPanelGroupState(autoSaveId, storage) ?? {};
  state[panelKey] = {
    expandToSizes: Object.fromEntries(panelSizesBeforeCollapse.entries()),
    layout: sizes
  };
  try {
    storage.setItem(panelGroupKey, JSON.stringify(state));
  } catch (error) {
    console.error(error);
  }
}

export { initializeDefaultStorage as i, loadPanelGroupState as l, savePanelGroupState as s };
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