import { isNil } from "lodash"

import logger from "@/utils/logger"

import { User } from "@/models"
import { UpsertService } from "@/services/users/preferences"
import { UsersPolicy } from "@/policies/users-policy"
import BaseController from "@/controllers/base-controller"

export class PreferencesController extends BaseController {
  async update() {
    try {
      const user = await this.loadUser()
      if (isNil(user)) {
        return this.response.status(404).json({
          message: "User not found",
        })
      }

      const policy = this.buildPolicy(user)
      if (!policy.update()) {
        return this.response.status(403).json({
          message: "You are not authorized to update this user",
        })
      }

      const key = this.request.params.key as string
      const { value } = this.request.body
      await UpsertService.perform(user, key, value)

      return this.response.json({ message: "Successfully upserted user preference" })
    } catch (error) {
      logger.error(error)
      return this.response.status(422).json({
        message: `Error updating user: ${error}`,
      })
    }
  }

  private async loadUser(): Promise<User | null> {
    return User.findByPk(this.params.UserId)
  }

  private buildPolicy(User: User) {
    return new UsersPolicy(this.currentUser, User)
  }
}

export default PreferencesController