export const applyPermissionSettingsList = (settingsList = []) => {
  const permissions = {}

  for (const setting of settingsList) {
    const matrix = setting?.permissions
    if (!matrix || typeof matrix !== 'object' || Array.isArray(matrix)) {
      continue
    }

    for (const [modelName, actions] of Object.entries(matrix)) {
      if (!actions || typeof actions !== 'object' || Array.isArray(actions)) {
        continue
      }
      if (!permissions[modelName]) {
        permissions[modelName] = {}
      }
      for (const [actionName, value] of Object.entries(actions)) {
        if (value === true || value === false) {
          permissions[modelName][actionName] = value
        }
      }
      if (Object.keys(permissions[modelName]).length === 0) {
        delete permissions[modelName]
      }
    }
  }

  return permissions
}

export const calculateUserPermissions = (objectData = {}) =>
  applyPermissionSettingsList([
    ...(objectData.groups || []),
    ...(objectData.permissionSettings || [])
  ])

export const calculateUserGroupPermissions = (objectData = {}) =>
  applyPermissionSettingsList(objectData.permissionSettings)

const PERMISSION_ACTION_ALIASES = {
  cancelEdit: 'edit',
  finishEdit: 'edit'
}

export const getPermissionActionName = (actionName) =>
  PERMISSION_ACTION_ALIASES[actionName] || actionName

const isTopLevelModelAction = (model, actionName) =>
  (model?.actions || []).some(
    (action) =>
      action?.name === actionName &&
      action.type !== 'divider' &&
      action.type !== 'alias' &&
      action.type !== 'callback'
  )

export const hasActionPermission = (userProfile, model, actionName) => {
  if (!actionName) return true

  const permissionAction = getPermissionActionName(actionName)
  const isControlled =
    Boolean(PERMISSION_ACTION_ALIASES[actionName]) ||
    isTopLevelModelAction(model, actionName)

  if (!isControlled) return true

  const modelName = typeof model === 'string' ? model : model?.name
  return userProfile?.permissions?.[modelName]?.[permissionAction] === true
}