import { Op } from 'sequelize'
import getFollowedsIds from './getFollowedsIds.js'
import getBlockedIds from './getBlockedIds.js'
import { User } from '../../models/index.js'

export default async function getNonFollowedLocalUsersIds(userId: string): Promise<string[]> {
  // TODO If we wanted to add cache to this, we would need to CLEAR LOCAL CACHE when registering a new user.
  try {
    const followedLocalUsers = getFollowedsIds(userId, true)
    const blockedUsers = getBlockedIds(userId)
    Promise.all([followedLocalUsers, blockedUsers])
    const nonFollowedUsers = await User.findAll({
      attributes: ['id'],
      where: {
        id: {
          [Op.notIn]: (await followedLocalUsers).concat(await blockedUsers)
        },
        email: {
          [Op.ne]: null
        },
        url: {
          [Op.notLike]: '@%'
        },

        banned: {
          [Op.ne]: true
        }
      }
    })
    const result = nonFollowedUsers.map((notFollowed: any) => notFollowed.id)
    return result as string[]
  } catch (error) {
    return []
  }
}