import fs from 'fs'

import { Server } from 'socket.io'

import { gameMasterLogger } from '#application/logger'
import prisma from '#application/prisma'
import { getPublicPath } from '#application/storage'
import { TSocket } from '#application/types'
import CharacterRepository from '#repositories/characterRepository'

type Payload = {
  id: string
}

export default class GMSpriteDeleteEvent {
  private readonly public_folder: string

  constructor(
    private readonly io: Server,
    private readonly socket: TSocket
  ) {
    this.public_folder = getPublicPath('sprites')
  }

  public listen(): void {
    this.socket.on('gm:sprite:delete', this.handleEvent.bind(this))
  }

  private async handleEvent(data: Payload, callback: (response: boolean) => void): Promise<void> {
    const character = await CharacterRepository.getById(this.socket.characterId!)
    if (character?.role !== 'gm') {
      return callback(false)
    }

    try {
      await this.deleteSpriteFolder(data.id)
      await this.deleteSpriteFromDatabase(data.id)

      gameMasterLogger.info(`Sprite ${data.id} deleted.`)
      callback(true)
    } catch (error: any) {
      gameMasterLogger.error('gm:sprite:delete error', error.message)
      callback(false)
    }
  }

  private async deleteSpriteFolder(spriteId: string): Promise<void> {
    const finalFilePath = getPublicPath('sprites', spriteId)

    if (fs.existsSync(finalFilePath)) {
      await fs.promises.rmdir(finalFilePath, { recursive: true })
    }
  }

  private async deleteSpriteFromDatabase(spriteId: string): Promise<void> {
    await prisma.sprite.delete({
      where: {
        id: spriteId
      }
    })
  }
}