Error handling mini refractoring

[github/Chocobozzz/PeerTube.git] / models / pods.js

;(function () {
  'use strict'

  var mongoose = require('mongoose')

  var constants = require('../initializers/constants')
  var logger = require('../helpers/logger')

  // ---------------------------------------------------------------------------

  var podsSchema = mongoose.Schema({
    url: String,
    publicKey: String,
    score: { type: Number, max: constants.FRIEND_BASE_SCORE }
  })
  var PodsDB = mongoose.model('pods', podsSchema)

  // ---------------------------------------------------------------------------

  var Pods = {
    add: add,
    count: count,
    findByUrl: findByUrl,
    findBadPods: findBadPods,
    incrementScores: incrementScores,
    list: list,
    remove: remove,
    removeAll: removeAll,
    removeAllByIds: removeAllByIds
  }

  // TODO: check if the pod is not already a friend
  function add (data, callback) {
    if (!callback) callback = function () {}
    var params = {
      url: data.url,
      publicKey: data.publicKey,
      score: constants.FRIEND_BASE_SCORE
    }

    PodsDB.create(params, callback)
  }

  function count (callback) {
    return PodsDB.count(callback)
  }

  function findBadPods (callback) {
    PodsDB.find({ score: 0 }, callback)
  }

  function findByUrl (url, callback) {
    PodsDB.findOne({ url: url }, callback)
  }

  function incrementScores (ids, value, callback) {
    if (!callback) callback = function () {}
    PodsDB.update({ _id: { $in: ids } }, { $inc: { score: value } }, { multi: true }, callback)
  }

  function list (callback) {
    PodsDB.find(function (err, pods_list) {
      if (err) {
        logger.error('Cannot get the list of the pods.')
        return callback(err)
      }

      return callback(null, pods_list)
    })
  }

  function remove (url, callback) {
    if (!callback) callback = function () {}
    PodsDB.remove({ url: url }, callback)
  }

  function removeAll (callback) {
    if (!callback) callback = function () {}
    PodsDB.remove(callback)
  }

  function removeAllByIds (ids, callback) {
    if (!callback) callback = function () {}
    PodsDB.remove({ _id: { $in: ids } }, callback)
  }

  // ---------------------------------------------------------------------------

  module.exports = Pods
})()