const mapDungeon = React.useCallback(dungeon => {
const definition = dungeons.find(d => d.id === dungeon.id);
const remaining = getDungeonRemainingItems(state, definition);
const mapDungeon = React.useCallback(dungeon => {
const definition = dungeons.find(d => d.id === dungeon.id);
const remaining = getDungeonRemainingItems(state, definition);