School active licenses admin page

app/core/Router.coffee

@@ -34,9 +34,10 @@ module.exports = class CocoRouter extends Backbone.Router
     'admin/design-elements': go('admin/DesignElementsView')
     'admin/files': go('admin/FilesView')
     'admin/analytics': go('admin/AnalyticsView')
-    'admin/school-counts': go('admin/SchoolCountsView')
     'admin/analytics/subscriptions': go('admin/AnalyticsSubscriptionsView')
     'admin/level-sessions': go('admin/LevelSessionsView')
+    'admin/school-counts': go('admin/SchoolCountsView')
+    'admin/school-licenses': go('admin/SchoolLicensesView')
     'admin/users': go('admin/UsersView')
     'admin/base': go('admin/BaseView')
     'admin/demo-requests': go('admin/DemoRequestsView')

app/styles/admin/admin-school-licenses.sass

@@ -0,0 +1,21 @@
+#admin-school-licenses-view
+
+  table
+    td, th
+      padding: 0px
+
+  .range-container
+    position: relative
+    width: 100%
+    .range-background
+      position: absolute
+      height: 100%
+      left: 0px
+      top: 0px
+      background-color: green
+      opacity: 0.25
+    .range-dates
+      position: absolute
+      height: 100%
+      left: 0px
+      top: 0px

app/templates/admin.jade

@@ -47,6 +47,8 @@ block content
         input.classroom-progress-class-code(type=text value="<class code>")
       li
         a(href="/admin/analytics") Dashboard
+      li
+        a(href="/admin/school-licenses") School Active Licenses
       li
         a(href="/admin/school-counts") School Counts
       li

app/templates/admin/school-licenses.jade

@@ -0,0 +1,39 @@
+extends /templates/base-flat
+
+//- DO NOT TRANSLATE
+
+block content
+
+  if !me.isAdmin()
+    div You must be logged in as an admin to view this page.
+  else if !view.schools
+    h3 Loading...
+  else
+    h3 School Active Licenses
+    .small Max: total licenses
+    .small Used: licenses redeemed
+    .small Activity: level sessions created in last 30 days
+    table.table.table-condensed
+      thead
+        th School
+        th Max
+        th Used 
+        th Activity
+      tr
+        td(style="height:26px;").range-container
+          each rangeKey in view.rangeKeys
+            span.range-background(style="left:#{rangeKey.startScale}%;width:#{rangeKey.width}%;background-color:#{rangeKey.color}")
+            span.range-dates(style="left:#{rangeKey.startScale}%;width:#{rangeKey.width}%;") #{rangeKey.name}
+        td(colspan=2)
+      each school in view.schools
+        each prepaid in school.prepaids
+          tr
+            td.range-container
+              span.range-background(style="left:#{prepaid.startScale}%;width:#{prepaid.rangeScale}%;")
+              span.range-dates(style="left:#{prepaid.startScale}%;")
+                span.spr #{prepaid.startDate.substring(0, 10)}
+                strong.spr #{school.name}
+                span #{prepaid.endDate.substring(0, 10)}
+            td #{prepaid.max} 
+            td #{prepaid.used}
+            td= school.activity

app/views/admin/SchoolLicensesView.coffee

@@ -0,0 +1,72 @@
+RootView = require 'views/core/RootView'
+CocoCollection = require 'collections/CocoCollection'
+Prepaid = require 'models/Prepaid'
+TrialRequests = require 'collections/TrialRequests'
+
+# TODO: year ranges hard-coded
+
+module.exports = class SchoolLicensesView extends RootView
+  id: 'admin-school-licenses-view'
+  template: require 'templates/admin/school-licenses'
+
+  initialize: ->
+    return super() unless me.isAdmin()
+    @startDateRange = new Date()
+    @endDateRange = new Date()
+    @endDateRange.setUTCFullYear(@endDateRange.getUTCFullYear() + 2)
+    @supermodel.addRequestResource({
+      url: '/db/prepaid/-/active-schools'
+      method: 'GET'
+      success: ({prepaidActivityMap, schoolPrepaidsMap}) =>
+        @updateSchools(prepaidActivityMap, schoolPrepaidsMap)
+    }, 0).load()
+    super()
+
+  updateSchools: (prepaidActivityMap, schoolPrepaidsMap) ->
+      timeStart = @startDateRange.getTime()
+      time2017 = new Date('2017').getTime()
+      time2018 = new Date('2018').getTime()
+      timeEnd = @endDateRange.getTime()
+      rangeMilliseconds = timeEnd - timeStart
+      @rangeKeys = [
+        {name :'Today', color: 'blue', startScale: 0, width: Math.round((time2017 - timeStart) / rangeMilliseconds * 100)} 
+        {name: '2017', color: 'red', startScale: Math.round((time2017 - timeStart) / rangeMilliseconds * 100), width: Math.round((time2018 - time2017) / rangeMilliseconds * 100)} 
+        {name: '2018', color: 'yellow', startScale: Math.round((time2018 - timeStart) / rangeMilliseconds * 100), width: Math.round((timeEnd - time2018) / rangeMilliseconds * 100)} 
+      ]
+
+      @schools = []
+      for school, prepaids of schoolPrepaidsMap
+        activity = 0
+        schoolMax = 0
+        schoolUsed = 0
+        collapsedPrepaids = []
+        for prepaid in prepaids
+          activity += prepaidActivityMap[prepaid._id] ? 0
+          startDate = prepaid.startDate
+          endDate = prepaid.endDate
+          max = parseInt(prepaid.maxRedeemers)
+          used = parseInt(prepaid.redeemers?.length ? 0)
+          schoolMax += max
+          schoolUsed += used
+          foundIdenticalDates = false
+          for collapsedPrepaid in collapsedPrepaids
+            if collapsedPrepaid.startDate.substring(0, 10) is startDate.substring(0, 10) and collapsedPrepaid.endDate.substring(0, 10) is endDate.substring(0, 10)
+              collapsedPrepaid.max += parseInt(prepaid.maxRedeemers)
+              collapsedPrepaid.used += parseInt(prepaid.redeemers?.length ? 0)
+              foundIdenticalDates = true
+              break
+          unless foundIdenticalDates
+            collapsedPrepaids.push({startDate, endDate, max, used})
+
+        for collapsedPrepaid in collapsedPrepaids
+          collapsedPrepaid.startScale = Math.round((new Date(collapsedPrepaid.startDate).getTime() - @startDateRange.getTime()) / rangeMilliseconds * 100)
+          collapsedPrepaid.startScale = 0 if collapsedPrepaid.startScale < 0
+          collapsedPrepaid.rangeScale = Math.round((new Date(collapsedPrepaid.endDate).getTime() - new Date(collapsedPrepaid.startDate).getTime()) / rangeMilliseconds * 100)
+          collapsedPrepaid.rangeScale = 100 - collapsedPrepaid.startScale if collapsedPrepaid.rangeScale + collapsedPrepaid.startScale > 100
+        @schools.push {name: school, activity, max: schoolMax, used: schoolUsed, prepaids: collapsedPrepaids, startDate: collapsedPrepaids[0].startDate, endDate: collapsedPrepaids[0].endDate}
+
+      @schools.sort (a, b) ->
+        b.activity - a.activity or new Date(a.endDate).getTime() - new Date(b.endDate).getTime() or b.max - a.max or b.used - a.used or b.prepaids.length - a.prepaids.length or b.name.localeCompare(a.name)
+
+      # console.log @schools
+      @render()

server/middleware/prepaids.coffee

@@ -1,9 +1,11 @@
 wrap = require 'co-express'
 errors = require '../commons/errors'
 database = require '../commons/database'
-Prepaid = require '../models/Prepaid'
-User = require '../models/User'
 mongoose = require 'mongoose'
+LevelSession = require '../models/LevelSession'
+Prepaid = require '../models/Prepaid'
+TrialRequest = require '../models/TrialRequest'
+User = require '../models/User'
 
 cutoffDate = new Date(2015,11,11)
 cutoffID = mongoose.Types.ObjectId(Math.floor(cutoffDate/1000).toString(16)+'0000000000000000')
@@ -11,14 +13,14 @@ cutoffID = mongoose.Types.ObjectId(Math.floor(cutoffDate/1000).toString(16)+'000
 module.exports =
   logError: (user, msg) ->
     console.warn "Prepaid Error: [#{user.get('slug')} (#{user._id})] '#{msg}'"
-    
-    
+
+
   post: wrap (req, res) ->
     validTypes = ['course']
     unless req.body.type in validTypes
       throw new errors.UnprocessableEntity("type must be on of: #{validTypes}.")
       # TODO: deprecate or refactor other prepaid types
-    
+
     if req.body.creator
       user = yield User.search(req.body.creator)
       if not user
@@ -32,16 +34,16 @@ module.exports =
     database.validateDoc(prepaid)
     yield prepaid.save()
     res.status(201).send(prepaid.toObject())
-    
+
 
   redeem: wrap (req, res) ->
     if not req.user?.isTeacher()
       throw new errors.Forbidden('Must be a teacher to use licenses')
-    
+
     prepaid = yield database.getDocFromHandle(req, Prepaid)
     if not prepaid
       throw new errors.NotFound('Prepaid not found.')
-      
+
     if prepaid._id.getTimestamp().getTime() < cutoffDate.getTime()
       throw new errors.Forbidden('Cannot redeem from prepaids older than November 11, 2015')
     unless prepaid.get('creator').equals(req.user._id)
@@ -61,7 +63,7 @@ module.exports =
       return res.status(200).send(prepaid.toObject({req: req}))
     if user.isTeacher()
       throw new errors.Forbidden('Teachers may not be enrolled')
-    
+
     query =
       _id: prepaid._id
       'redeemers.userID': { $ne: user._id }
@@ -71,7 +73,7 @@ module.exports =
     if result.nModified is 0
       @logError(req.user, "POST prepaid redeemer lost race on maxRedeemers")
       throw new errors.Forbidden('This prepaid is exhausted')
-    
+
     update = {
       $set: {
         coursePrepaid: {
@@ -84,7 +86,7 @@ module.exports =
     if not user.get('role')
       update.$set.role = 'student'
     yield user.update(update)
-    
+
     # return prepaid with new redeemer added locally
     redeemers = _.clone(prepaid.get('redeemers') or [])
     redeemers.push({ date: new Date(), userID: user._id })
@@ -94,12 +96,12 @@ module.exports =
   fetchByCreator: wrap (req, res, next) ->
     creator = req.query.creator
     return next() if not creator
-    
+
     unless req.user.isAdmin() or creator is req.user.id
       throw new errors.Forbidden('Must be logged in as given creator')
     unless database.isID(creator)
       throw new errors.UnprocessableEntity('Invalid creator')
-      
+
     q = {
       _id: { $gt: cutoffID }
       creator: mongoose.Types.ObjectId(creator)
@@ -108,3 +110,43 @@ module.exports =
 
     prepaids = yield Prepaid.find(q)
     res.send((prepaid.toObject({req: req}) for prepaid in prepaids))
+
+  fetchActiveSchools: wrap (req, res) ->
+    unless req.user.isAdmin() or creator is req.user.id
+      throw new errors.Forbidden('Must be logged in as given creator')
+    prepaids = yield Prepaid.find({type: 'course'}, {creator: 1, properties: 1, startDate: 1, endDate: 1, maxRedeemers: 1, redeemers: 1}).lean()
+    userPrepaidsMap = {}
+    today = new Date()
+    userIDs = []
+    redeemerIDs = []
+    redeemerPrepaidMap = {}
+    for prepaid in prepaids
+      continue if new Date(prepaid.endDate ? prepaid.properties?.endDate ? '2000') < today
+      continue if new Date(prepaid.endDate) < new Date(prepaid.startDate)
+      userPrepaidsMap[prepaid.creator.valueOf()] ?= []
+      userPrepaidsMap[prepaid.creator.valueOf()].push(prepaid)
+      userIDs.push prepaid.creator
+      for redeemer in prepaid.redeemers ? []
+        redeemerIDs.push redeemer.userID + ""
+        redeemerPrepaidMap[redeemer.userID + ""] = prepaid._id.valueOf()
+
+    # Find recently created level sessions for redeemers
+    lastMonth = new Date()
+    lastMonth.setUTCDate(lastMonth.getUTCDate() - 30)
+    levelSessions = yield LevelSession.find({$and: [{created: {$gte: lastMonth}}, {creator: {$in: redeemerIDs}}]}, {creator: 1}).lean()
+    prepaidActivityMap = {}
+    for levelSession in levelSessions
+      prepaidActivityMap[redeemerPrepaidMap[levelSession.creator.valueOf()]] ?= 0
+      prepaidActivityMap[redeemerPrepaidMap[levelSession.creator.valueOf()]]++
+
+    trialRequests = yield TrialRequest.find({$and: [{type: 'course'}, {applicant: {$in: userIDs}}]}, {applicant: 1, properties: 1}).lean()
+    schoolPrepaidsMap = {}
+    for trialRequest in trialRequests
+      school = trialRequest.properties?.organization ? trialRequest.properties?.school
+      continue unless school
+      if userPrepaidsMap[trialRequest.applicant.valueOf()]?.length > 0
+        schoolPrepaidsMap[school] ?= []
+        for prepaid in userPrepaidsMap[trialRequest.applicant.valueOf()]
+          schoolPrepaidsMap[school].push prepaid
+
+    res.send({prepaidActivityMap, schoolPrepaidsMap})

server/routes/index.coffee

@@ -104,6 +104,7 @@ module.exports.setup = (app) ->
   app.post('/db/user/:handle/signup-with-password', mw.users.signupWithPassword)
   
   app.get('/db/prepaid', mw.auth.checkLoggedIn(), mw.prepaids.fetchByCreator)
+  app.get('/db/prepaid/-/active-schools', mw.auth.checkHasPermission(['admin']), mw.prepaids.fetchActiveSchools)
   app.post('/db/prepaid', mw.auth.checkHasPermission(['admin']), mw.prepaids.post)
   app.post('/db/prepaid/:handle/redeemers', mw.prepaids.redeem)