tsUtils = require("../lib/utils");
const path = require('path');
const { teamsnapFailure, tsPromise, teamsnapCallback } = require("../lib/utils");
const {promisify} = require('util')


exports.helpers = {
  availability_percentage: (availabilitySummary, status) => {
    attribute = {
      going: "playerGoingCount",
      notgoing: "playerNotGoingCount",
      maybe: "playerMaybeCount",
      unknown: "playerUnknownCount"
    }[status.toLowerCase()]
    return (availabilitySummary[attribute]/availabilitySummary.team.playerMemberCount)*100.0
  },
  isAway: (event) => {
    return event.gameType == "Away";
  }
}

exports.partials = path.join(__dirname, "../views/event/partials")

exports.getEvents = async (req, res, next) => {
  const {user, team, layout} = req
  const bulkLoadTypes = ["event", "availabilitySummary"]
  // const tsPromiseBulkload = promisify(teamsnap.bulkLoad)
  const promise = teamsnap.bulkLoad(
    {teamId: team.id, types: bulkLoadTypes},
    undefined,
    (err,items) => {teamsnapCallback(err, items, {req, source: 'getEvents', method: 'bulkLoad'})}
    )
    .then(items=>tsUtils.groupTeamsnapItems(items))
    .then(items=>{
      items.events.forEach((event) => {
        event.link('availabilitySummary', items.availabilitySummaries.find(a=>a.eventId==event.id))
      }
      )
      req.events = items.events;
      }
    )

  req.promises.push(promise)
  all = await Promise.all(req.promises)
  
  try {
    const context = {
      title: "Events",
      user, team, layout,
      events: req.events,
    };
    res.render("event/list", context);
  } catch(e) {
    next(e)
  }
};

exports.getEvent = async (req, res, next) => {
  await Promise.all(req.promises)
  const {user, team, event, layout} = req
  lineups = await req.event.loadItem('eventLineups')
  event.link('availabilitySummary', req.availabilitySummary)
  context = {
    title: "Event",
    user, team, event, layout,
    availabilitySummary: req.availabilitySummary,
  };
  res.render("event/show", context);
};