import * as chalk from 'chalk';
import {command, help, namespace, option, param} from 'oo-cli';
import {die} from '../../lib/die';
import {formatVersionState} from '../../lib/formatVersionState';
import {formatReviewStatus} from '../../lib/formatReviewStatus';
import {formatError} from '../../lib/formatError';
import {Rivendell} from '../../lib/Rivendell';
import * as table from 'text-table';
import {styledStringLength} from '../../lib/StringUtils';
import SortDirection = Rivendell.SortDirection;
import AppVersion = Rivendell.AppVersion;
import AppVersionState = Rivendell.AppVersionState;
import App = Rivendell.App;
import ReviewStatus = Rivendell.ReviewStatus;

@namespace('directory')
export class InfoCommand {
  @param
  @help('The App ID to look up')
  public appId!: string;

  @option('a')
  @help('The availability zone that will be targeted (default: us)')
  private availability: string = '';

  @command
  @help('Get information about an app')
  public async info() {
    try {
      await this.render(await Rivendell.fetchApp(this.appId, this.availability));
    } catch (e: any) {
      die(formatError(e));
    }
  }

  private async render(app: App): Promise<void> {
    console.log('');
    console.log(`  ${chalk.bold.underline('General')}\n`);
    console.log(`    ${chalk.cyanBright('id')}\t\t${app.id}`);
    console.log(`    ${chalk.cyanBright('name')}\t${app.name}`);
    console.log(`    ${chalk.cyanBright('created')}\t${app.createdAt}`);
    console.log('');

    // Versions
    console.log(`  ${chalk.bold.underline('Versions')}\n`);
    const versions = await this.fetchAppVersions();
    if (!versions) {
      console.log(`  ${chalk.italic('None')}`);
    } else {
      const rows = versions.map((appVersion) => {
        const r = [
          '',
          appVersion.id.version,
          formatVersionState(appVersion.state as AppVersionState)
        ];
        if (appVersion.reviewStatus) {
          r.push(formatReviewStatus(appVersion.reviewStatus as ReviewStatus, appVersion.state as AppVersionState));
        }
        return r;
      });
      const t = table(rows, {
          hsep: ' '.repeat(4),
          stringLength: styledStringLength
        }
      );
      console.log(`\n${t}\n`);
    }
  }

  private async fetchAppVersions(): Promise<AppVersion[]> {
    return await Rivendell.searchAppVersions(
      {
        appId: this.appId,
        sorts: [
          {
            field: 'createdAt',
            direction: SortDirection.DESC
          }
        ]
      }, this.availability
    );
  }
}