import eris from 'eris';
import mongoose from 'mongoose';
import { promises as fs } from 'fs';
import { Collection, Command, Util } from '.';
import { Member, MemberInterface, Moderation, ModerationInterface } from '../models';

export default class Client extends eris.Client {
  public config: { token: string, prefix: string, guildID: string, mongoDB: string };

  public commands: Collection<Command>;

  public intervals: Collection<NodeJS.Timeout>;

  public util: Util;

  public db: { member: mongoose.Model<MemberInterface>, moderation: mongoose.Model<ModerationInterface> };

  // eslint-disable-next-line @typescript-eslint/no-useless-constructor
  constructor(token: string, options?: eris.ClientOptions) {
    super(token, options);
    this.commands = new Collection<Command>();
    this.intervals = new Collection<NodeJS.Timeout>();
    this.db = { member: Member, moderation: Moderation };
  }

  public async loadDatabase() {
    await mongoose.connect(this.config.mongoDB, { useNewUrlParser: true, useUnifiedTopology: true });
  }

  public loadPlugins() {
    this.util = new Util(this);
  }

  public async loadIntervals() {
    const intervalFiles = await fs.readdir(`${__dirname}/../intervals`);
    intervalFiles.forEach((file) => {
      const intervalName = file.split('.')[0];
      if (file === 'index.js') return;
      const interval: NodeJS.Timeout = (require(`${__dirname}/../intervals/${file}`).default)(this);
      this.intervals.add(intervalName, interval);
      this.util.signale.success(`Successfully loaded interval: ${intervalName}`);
    });
  }

  public async loadEvents() {
    const evtFiles = await fs.readdir(`${__dirname}/../events`);
    evtFiles.forEach((file) => {
      const eventName = file.split('.')[0];
      if (file === 'index.js') return;
      // eslint-disable-next-line
      const event = new (require(`${__dirname}/../events/${file}`).default)(this);
      this.on(eventName, (...args) => event.run(...args));
      this.util.signale.success(`Successfully loaded event: ${eventName}`);
      delete require.cache[require.resolve(`${__dirname}/../events/${file}`)];
    });
  }

  public async loadCommands() {
    const commandFiles = await fs.readdir(`${__dirname}/../commands`);
    commandFiles.forEach((file) => {
      // eslint-disable-next-line new-cap
      const command: Command = new (require(`${__dirname}/../commands/${file}`).default)(this);
      this.commands.add(command.name, command);
      this.util.signale.success(`Successfully loaded command: ${command.name}`);
    });
  }
}