Function toComputed

packages/angular-table/src/proxy.ts:71–96

* Here we'll handle all type of accessors: * - 0 argument -> e.g. table.getCanNextPage()) * - 0~1 arguments -> e.g. table.getIsSomeRowsPinned(position?) * - 1 required argument -> e.g. table.getColumn(columnId) * - 1+ argument -> e.g. table.getRow(id, searchAll?) * * Since we are not able to d

(signal: Signal<Table<T>>, fn: Function)

 * that return it's value based on the given parameters
 */
function toComputed<T>(signal: Signal<Table<T>>, fn: Function) {
  const hasArgs = fn.length > 0
  if (!hasArgs) {
    return computed(() => {
      void signal()
      return fn()
    })
  }

  const computedCache: Record<string, Signal<unknown>> = {}

  return (...argsArray: any[]) => {
    const serializedArgs = serializeArgs(...argsArray)
    if (computedCache.hasOwnProperty(serializedArgs)) {
      return computedCache[serializedArgs]?.()
    }
    const computedSignal = computed(() => {
      void signal()
      return fn(...argsArray)
    })

    computedCache[serializedArgs] = computedSignal

    return computedSignal()
  }
}

function serializeArgs(...args: any[]) {
  return JSON.stringify(args)