import { BaseEvent } from '#application/base/baseEvent'
import { UUID } from '#application/types'
import { Map } from '#entities/map'
import MapRepository from '#repositories/mapRepository'

interface IPayload {
  mapId: UUID
}

export default class MapRequestEvent extends BaseEvent {
  public listen(): void {
    this.socket.on('gm:map:request', this.handleEvent.bind(this))
  }

  private async handleEvent(data: IPayload, callback: (response: Map | null) => void): Promise<void> {
    try {
      if (!(await this.isCharacterGM())) return

      this.logger.info(`User ${(await this.getCharacter())!.getId()} has requested map via map editor.`)

      if (!data.mapId) {
        this.logger.info(`User ${(await this.getCharacter())!.getId()} tried to request map but did not provide a map id.`)
        return callback(null)
      }

      const mapRepository = new MapRepository()
      const map = await mapRepository.getById(data.mapId)

      if (!map) {
        this.logger.info(`User ${(await this.getCharacter())!.getId()} tried to request map ${data.mapId} but it does not exist.`)
        return callback(null)
      }

      // Populate map with mapEventTiles and placedMapObjects
      await mapRepository.getEntityManager().populate(map, ['mapEffects', 'mapEventTiles', 'placedMapObjects', 'placedMapObjects.mapObject'])

      return callback(map)
    } catch (error: any) {
      this.logger.error('gm:map:request error', error.message)
      return callback(null)
    }
  }
}