import { PermissionListType, ActionType, PermissionFormValueType } from 'src/types/pages/permission'

const pageIndexes = {
  dashboard: 0,
  'virtual terminal': 1,
  permissions: 2,
  'user management': 3
}

export const convertToTitleCase = (str: string): string => {
  return str
    .split(' ')
    .map(word => word.charAt(0).toUpperCase() + word.slice(1))
    .join(' ')
}

export const convertListToFormat = (obj: PermissionListType): Array<PermissionFormValueType<ActionType>> => {
  const updatedObject = Object.keys(obj).map(key => {
    const typedKey = key as keyof typeof pageIndexes

    return {
      title: convertToTitleCase(key),
      index: pageIndexes[typedKey] ?? 0,
      actions: obj[key as keyof PermissionListType].map(({ action, moduleName, uid }: ActionType) => {
        return {
          action,
          moduleName,
          uid,
          isSelected: false
        }
      })
    }
  })

  return updatedObject.sort((a, b) => a.index - b.index)
}

export const extractUID = (actionList: PermissionFormValueType<ActionType>[]): string[] => {
  return actionList
    .map(({ actions }) => actions)
    .flat()
    .filter(({ isSelected }) => isSelected)
    .map(({ uid }) => uid)
}

export const formEditPermisions = (
  actionList: PermissionFormValueType<ActionType>[],
  fetchedPermisions: { roleName: string; permissionIds: string[] }
): PermissionFormValueType<ActionType>[] => {
  const { permissionIds } = fetchedPermisions
  const hash = new Map(permissionIds.map((id: string) => [id, 1]))

  return actionList.map(({ actions, ...rest }) => ({
    ...rest,
    actions: actions.map(action => ({
      ...action,
      isSelected: hash.has(action.uid)
    }))
  }))
}