server/initializers/constants.js

   1 'use strict'
   2
   3 // API version of our pod
   4 const API_VERSION = 'v1'
   5
   6 // Score a pod has when we create it as a friend
   7 const FRIEND_SCORE = {
   8   BASE: 100,
   9   MAX: 1000
  10 }
  11
  12 // Time to wait between requests to the friends (10 min)
  13 let INTERVAL = 600000
  14
  15 // Number of results by default for the pagination
  16 const PAGINATION_COUNT_DEFAULT = 15
  17
  18 // Number of points we add/remove from a friend after a successful/bad request
  19 const PODS_SCORE = {
  20   MALUS: -10,
  21   BONUS: 10
  22 }
  23
  24 // Number of requests in parallel we can make
  25 const REQUESTS_IN_PARALLEL = 10
  26
  27 // How many requests we put in request (request scheduler)
  28 const REQUESTS_LIMIT = 10
  29
  30 // Number of requests to retry for replay requests module
  31 const RETRY_REQUESTS = 5
  32
  33 // Sortable columns per schema
  34 const SEARCHABLE_COLUMNS = {
  35   VIDEOS: [ 'name', 'magnetUri', 'podUrl', 'author', 'tags' ]
  36 }
  37
  38 // Sortable columns per schema
  39 const SORTABLE_COLUMNS = {
  40   VIDEOS: [ 'name', '-name', 'duration', '-duration', 'createdDate', '-createdDate' ]
  41 }
  42
  43 // Videos thumbnail size
  44 const THUMBNAILS_SIZE = '200x110'
  45
  46 // Path for access to thumbnails with express router
  47 const THUMBNAILS_STATIC_PATH = '/static/thumbnails'
  48
  49 const VIDEOS_CONSTRAINTS_FIELDS = {
  50   NAME: { min: 3, max: 50 }, // Length
  51   DESCRIPTION: { min: 3, max: 250 }, // Length
  52   MAGNET_URI: { min: 10 }, // Length
  53   DURATION: { min: 1, max: 7200 }, // Number
  54   AUTHOR: { min: 3, max: 20 }, // Length
  55   TAGS: { min: 1, max: 3 }, // Number of total tags
  56   TAG: { min: 2, max: 10 }, // Length
  57   THUMBNAIL: { min: 2, max: 30 },
  58   THUMBNAIL64: { min: 0, max: 20000 } // Bytes
  59 }
  60
  61 // Special constants for a test instance
  62 if (isTestInstance() === true) {
  63   FRIEND_SCORE.BASE = 20
  64   INTERVAL = 10000
  65   VIDEOS_CONSTRAINTS_FIELDS.DURATION.max = 14
  66 }
  67
  68 // ---------------------------------------------------------------------------
  69
  70 module.exports = {
  71   API_VERSION: API_VERSION,
  72   FRIEND_SCORE: FRIEND_SCORE,
  73   INTERVAL: INTERVAL,
  74   PAGINATION_COUNT_DEFAULT: PAGINATION_COUNT_DEFAULT,
  75   PODS_SCORE: PODS_SCORE,
  76   REQUESTS_IN_PARALLEL: REQUESTS_IN_PARALLEL,
  77   REQUESTS_LIMIT: REQUESTS_LIMIT,
  78   RETRY_REQUESTS: RETRY_REQUESTS,
  79   SEARCHABLE_COLUMNS: SEARCHABLE_COLUMNS,
  80   SORTABLE_COLUMNS: SORTABLE_COLUMNS,
  81   THUMBNAILS_SIZE: THUMBNAILS_SIZE,
  82   THUMBNAILS_STATIC_PATH: THUMBNAILS_STATIC_PATH,
  83   VIDEOS_CONSTRAINTS_FIELDS: VIDEOS_CONSTRAINTS_FIELDS
  84 }
  85
  86 // ---------------------------------------------------------------------------
  87
  88 function isTestInstance () {
  89   return (process.env.NODE_ENV === 'test')
  90 }