import type { LoggerFriendly, LoggerFriendlyOptions } from "#Source/log/index.ts"
import { Logger } from "#Source/log/index.ts"
import type { Either } from "#Source/result/index.ts"

export interface GetItemLeft {
  code: "NO_CHOICE" | "NO_AVAILABLE"
}

export interface GetItemRight<Target> {
  item: Target
  markAvailable: () => void
  markUnavailable: () => void
}

export type GetItemResult<Target> = Either<GetItemLeft, GetItemRight<Target>>

export interface BaseSelectorOptions<Target> extends LoggerFriendlyOptions {
  id: string
  itemList: Target[]
}

export abstract class BaseSelector<Target> implements LoggerFriendly {
  readonly logger: Logger

  private id: string

  constructor(options: BaseSelectorOptions<Target>) {
    this.logger = Logger.fromOptions(options).setDefaultName("BaseSelector")

    this.id = options.id
  }

  getId(): string {
    return this.id
  }

  abstract getItem(): Promise<GetItemResult<Target>>
}