import {command, help, namespace} from 'oo-cli';
import {die} from '../../lib/die';
import {formatError} from '../../lib/formatError';
import {Rivendell} from '../../lib/Rivendell';
import Shard = Rivendell.Shard;
import * as chalk from 'chalk';
import * as table from 'text-table';
import {styledStringLength} from '../../lib/StringUtils';

@namespace('availability')
export class ListCommand {
  @command
  @help('List all availability zones')
  public async list() {
    try {
      this.render(await Rivendell.shards());
    } catch (e: any) {
      die(formatError(e));
    }
  }

  private render(accounts: Shard[]) {
    const header = ['Name', 'Description'].map((item) => chalk.grey(item));
    const rows = accounts.map((shard) => [shard.id, shard.description]);
    const t = table(
      [
        header,
        ...rows
      ],
      {
        hsep: ' '.repeat(8),
        stringLength: styledStringLength
      }
    );
    console.log(`\n${t}\n`);
  }
}