import { Message } from 'eris';
import { Client, Command } from '../class';

export default class AddReferral extends Command {
  constructor(client: Client) {
    super(client);
    this.name = 'addreferral';
    this.description = 'Adds a referral value to an account.';
    this.permissions = { roles: ['662163685439045632', '701454780828221450'] };
    this.enabled = true;
    this.aliases = ['af', 'refer'];
    this.usage = `${this.client.config.prefix}addreferral <user>`;
  }

  public async run(message: Message, args: string[]) { // eslint-disable-line
    try {
      if (!args.length) return this.client.commands.get('help').run(message, [this.name]);
      const account = await this.client.db.Account.findOne({ $or: [{ username: args[0] }, { referralCode: args[0] }, { userID: args[0].replace(/[<@!>]/gi, '') }] });
      if (!account) return this.error(message.channel, 'Cannot find user.');

      await account.updateOne({ $inc: { totalReferrals: 1 } });
      this.client.getDMChannel(account.userID).then((chan) => {
        chan.createMessage('__**Referral - Application Approval**__\nAn applicant who used your referral code during the application process has been approved. Your referral count has been increased.');
      }).catch(() => {});
      return this.success(message.channel, `Added referral value to account.\nReferrer: \`${account.username}\` | <@${account.userID}>`);
    } catch (error) {
      return this.client.util.handleError(error, message, this);
    }
  }
}