import { BaseCommand, flags } from '@adonisjs/core/ace'
import type { CommandOptions } from '@adonisjs/core/types/ace'
import Planner from '#services/planner'
import NntpPool from '#services/nntp_pool'

/** Cuts new groups' history into ranges, or (--tail) plans one round of the live tail. */
export default class RangesPlan extends BaseCommand {
  static commandName = 'ranges:plan'
  static description = "Plans ranges for new groups' history, or one round of the live tail"
  static options: CommandOptions = { startApp: true }

  @flags.boolean({ description: 'Plan the live tail once (what coordinator:run does every few minutes)' })
  declare tail: boolean

  async run() {
    try {
      if (this.tail) {
        const { groups, ranges, extended } = await Planner.planTail()
        this.logger.info(`Tail: ${ranges} ranges added, ${extended} grown, over ${groups} groups.`)
      } else {
        const { groups, ranges } = await Planner.planAll()
        this.logger.info(`${ranges} ranges planned over ${groups} groups.`)
      }
    } finally {
      await NntpPool.close()
    }
  }
}