import fs from 'fs'
import sharp from 'sharp'
import { commandLogger } from '../utilities/logger'
import { Server } from 'socket.io'
import { getPublicPath } from '../utilities/utilities'

export default class TilesCommand {
  constructor(private readonly io: Server) {}

  public async execute(): Promise<void> {
    // Get all tiles
    const tilesDir = getPublicPath('tiles')
    const tiles = fs.readdirSync(tilesDir).filter((file) => file.endsWith('.png'))

    // Create output directory if it doesn't exist
    if (!fs.existsSync(tilesDir)) {
      fs.mkdirSync(tilesDir, { recursive: true })
    }

    for (const tile of tiles) {
      // Check if tile is already 66x34
      const metadata = await sharp(getPublicPath('tiles', tile)).metadata()
      if (metadata.width === 66 && metadata.height === 34) {
        commandLogger.info(`Tile ${tile} already processed`)
        continue
      }

      const inputPath = getPublicPath('tiles', tile)
      const outputPath = getPublicPath('tiles', tile)

      try {
        await sharp(inputPath)
          .resize({
            width: 66,
            height: 34,
            fit: 'fill',
            kernel: 'nearest'
          })
          .toFile(outputPath)

        commandLogger.info(`Processed: ${tile}`)
      } catch (error) {
        console.error(`Error processing ${tile}:`, error)
      }
    }

    commandLogger.info('Tile processing completed.')
  }
}