const newId = require('monotonic-timestamp-base36');

const { toArchiveOrigin } = require('./util');

function getNewAppointmentUrl(archiveUrl, id) {
  return `${archiveUrl}/appointments/${id || newId()}.json`;
}

module.exports = class Appointment {
  constructor (lib) {
    this.db = lib.db;
  }

  async getByYear (year) {
    await this.db.appointments
      .where('year').equals(year)
      .toArray();
  }

  async getByDate (year, month, day) {
    const date = new Date(year, month, day);
    const initialDate = date.getTime();
    const finalDate = date.setHours(24);

    await this.db.appointments.query()
      .where('timestamp').between(initialDate, finalDate)
      .toArray();
  }

  async insert (archive, { timestamp, label, year }) {
    const archiveUrl = toArchiveOrigin(archive);
    const key = newId();
    const url = getNewAppointmentUrl(archiveUrl, key);

    await this.db.appointments.put(url, { key, year, timestamp, label, createdAt: Date.now() });

    return url;
  }
};