SchedulleController

import { startOfDay, endOfDay, parseISO } from 'date-fns';
import { Op } from 'sequelize';
import Appointment from '../models/Appointment';
import User from '../models/User';
import File from '../models/File';

class ScheduleController {
  async index(req, res) {
    const isProvider = await User.findOne({
      where: { id: req.userId, provider: true },
    });

    if (!isProvider)
      return res.status(401).json({ error: 'Não é um prestador de serviços' });

    const { date, page = 1 } = req.query;

    const parsedDate = parseISO(date);

    if (!date) {
      const appointments = await Appointment.findAll({
        where: {
          provider_id: req.userId,
          canceled_at: null,
        },
        order: ['date'],
        attributes: ['id', 'date'],
        limit: 20,
        offset: (page - 1) * 20,
        include: [
          {
            model: User,
            as: 'user',
            attributes: ['id', 'name'],
            include: [
              {
                model: File,
                as: 'avatar',
                attributes: ['id', 'path', 'url'],
              },
            ],
          },
        ],
      });
      return res.json(appointments);
    }

    /**
     * Lista os agendamentos referentes ao Provider logado, não cancelados e
     * com horário entre o inicio e o final do dia especificado em req.query,
     * ordenados por data
     */
    const appointments = await Appointment.findAll({
      where: {
        provider_id: req.userId,
        canceled_at: null,
        date: {
          [Op.between]: [startOfDay(parsedDate), endOfDay(parsedDate)],
        },
      },
      order: ['date'],
      attributes: ['id', 'date'],
      limit: 20,
      offset: (page - 1) * 20,
      include: [
        {
          model: User,
          as: 'user',
          attributes: ['id', 'name'],
          include: [
            {
              model: File,
              as: 'avatar',
              attributes: ['id', 'path', 'url'],
            },
          ],
        },
      ],
    });

    return res.json(appointments);
  }
}

export default new ScheduleController();