import { getCookie } from 'cookies-next';
import dayjs from 'dayjs';
import duration from 'dayjs/plugin/duration';
import { NextApiRequest, NextApiResponse } from 'next';
import { Client } from 'sabnzbd-api';
import { UsenetQueueItem } from '../../../../modules';
import { getConfig } from '../../../../tools/getConfig';
import { getServiceById } from '../../../../tools/hooks/useGetServiceByType';
import { Config } from '../../../../tools/types';

dayjs.extend(duration);

export interface UsenetQueueRequestParams {
  serviceId: string;
  offset: number;
  limit: number;
}

export interface UsenetQueueResponse {
  items: UsenetQueueItem[];
  total: number;
}

async function Get(req: NextApiRequest, res: NextApiResponse) {
  try {
    const configName = getCookie('config-name', { req });
    const { config }: { config: Config } = getConfig(configName?.toString() ?? 'default').props;
    const { limit, offset, serviceId } = req.query as any as UsenetQueueRequestParams;

    const service = getServiceById(config, serviceId);

    if (!service) {
      throw new Error(`Service with ID "${req.query.serviceId}" could not be found.`);
    }

    if (!service.apiKey) {
      throw new Error(`API Key for service "${service.name}" is missing`);
    }

    const { origin } = new URL(service.url);
    const queue = await new Client(origin, service.apiKey).queue(offset, limit);

    const items: UsenetQueueItem[] = queue.slots.map((slot) => {
      const [hours, minutes, seconds] = slot.timeleft.split(':');
      const eta = dayjs.duration({
        hour: parseInt(hours, 10),
        minutes: parseInt(minutes, 10),
        seconds: parseInt(seconds, 10),
      } as any);

      return {
        id: slot.nzo_id,
        eta: eta.asSeconds(),
        name: slot.filename,
        progress: parseFloat(slot.percentage),
        size: parseFloat(slot.mb) * 1000 * 1000,
        state: slot.status.toLowerCase() as any,
      };
    });

    const response: UsenetQueueResponse = {
      items,
      total: queue.noofslots,
    };

    return res.status(200).json(response);
  } catch (err) {
    return res.status(500).send((err as any).message);
  }
}

export default async (req: NextApiRequest, res: NextApiResponse) => {
  // Filter out if the reuqest is a POST or a GET
  if (req.method === 'GET') {
    return Get(req, res);
  }
  return res.status(405).json({
    statusCode: 405,
    message: 'Method not allowed',
  });
};
