import ZoneCharacter from './zoneCharacter'

import { Character } from '#entities/character'
import { Zone } from '#entities/zone'
import zoneEventTileRepository from '#repositories/zoneEventTileRepository'

class LoadedZone {
  private readonly zone: Zone
  private characters: ZoneCharacter[] = []

  constructor(zone: Zone) {
    this.zone = zone
  }

  public getZone(): Zone {
    return this.zone
  }

  public addCharacter(character: Character) {
    const zoneCharacter = new ZoneCharacter(character)
    this.characters.push(zoneCharacter)
  }

  public async removeCharacter(id: number) {
    const zoneCharacter = this.getCharacterById(id)
    if (zoneCharacter) {
      await zoneCharacter.savePosition()
      this.characters = this.characters.filter((c) => c.character.id !== id)
    }
  }

  public getCharacterById(id: number): ZoneCharacter | undefined {
    return this.characters.find((c) => c.character.id === id)
  }

  public getCharactersInZone(): ZoneCharacter[] {
    return this.characters
  }

  public async getGrid(): Promise<number[][]> {
    let grid: number[][] = Array.from({ length: this.zone.height }, () => Array.from({ length: this.zone.width }, () => 0))

    const eventTiles = await zoneEventTileRepository.getAll(this.zone.id)

    // Set the grid values based on the event tiles, these are strings
    eventTiles.forEach((eventTile) => {
      if (eventTile.type === 'BLOCK') {
        grid[eventTile.positionY][eventTile.positionX] = 1
      }
    })

    return grid
  }
}

export default LoadedZone