import * as chalk from 'chalk';
import {command, help, namespace, option, param} from 'oo-cli';
import {die} from '../../lib/die';
import {formatError} from '../../lib/formatError';
import {Rivendell} from '../../lib/Rivendell';
import Webhook = Rivendell.Webhook;

@namespace('directory')
export class ListSourceFunctionsCommand {
  @param
  @help('The App ID (e.g. my_app)')
  public appId!: string;

  @param
  @help('The Tracker ID of the installed account')
  public trackerId!: string;

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

  @command('list-source-functions')
  @help('List the source functions exposed by an app installation')
  public async listSourceFunctions() {
    try {
      const appInstallation = await Rivendell.fetchAppInstallation(this.appId, this.trackerId, this.availability);
      const webhooks = await Rivendell.searchWebhooks({
        appInstallId: appInstallation.id,
        includeInternal: true,
        includeDisabled: true
      }, this.availability);

      const sourceWebhooks = webhooks.filter((w) => {
        return w.attributes.dataSyncId?.length !== 0;
      });

      this.render(sourceWebhooks);
    } catch (e: any) {
      die(formatError(e));
    }
  }

  private render(webhooks: Webhook[]) {
    if (webhooks.length === 0) {
      console.log(chalk.yellow(`${this.appId} install for ${this.trackerId} does not have source functions.`));
    } else {
      const longest = Math.max(...webhooks.map((webhook) => webhook.url.length));
      webhooks.forEach((webhook) => {
        const attrs = webhook.attributes!;
        const info = [];
        info.push(`data-sync-id: ${attrs.dataSyncId}`);
        if (attrs.internal) {
          info.push('internal');
        }
        if (!attrs.enabled) {
          info.push('disabled');
        }

        if (info.length > 0) {
          console.log(webhook.url.padEnd(longest + 2), `(${info.join(', ')})`);
        } else {
          console.log(webhook.url);
        }
      });
    }
  }
}