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208 lines
8 KiB
CoffeeScript
208 lines
8 KiB
CoffeeScript
Course = require '../courses/Course'
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Handler = require '../commons/Handler'
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hipchat = require '../hipchat'
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Prepaid = require './Prepaid'
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StripeUtils = require '../lib/stripe_utils'
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utils = require '../../app/core/utils'
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# TODO: Should this happen on a save() call instead of a prepaid/-/create post?
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# TODO: Probably a better way to create a unique 8 charactor string property using db voodoo
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PrepaidHandler = class PrepaidHandler extends Handler
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modelClass: Prepaid
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jsonSchema: require '../../app/schemas/models/prepaid.schema'
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allowedMethods: ['GET','POST']
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baseAmount: 999
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logError: (user, msg) ->
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console.warn "Prepaid Error: [#{user.get('slug')} (#{user._id})] '#{msg}'"
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hasAccess: (req) ->
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req.method is 'GET' || req.user?.isAdmin()
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getByRelationship: (req, res, args...) ->
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relationship = args[1]
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return @getPrepaidAPI(req, res, args[2]) if relationship is 'code'
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return @createPrepaidAPI(req, res) if relationship is 'create'
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return @purchasePrepaidAPI(req, res) if relationship is 'purchase'
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super arguments...
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getPrepaidAPI: (req, res, code) ->
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return @sendForbiddenError(res) unless req.user?
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return @sendNotFoundError(res, "You must specify a code") unless code
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Prepaid.findOne({ code: code.toString() }).exec (err, prepaid) =>
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if err
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console.warn "Get Prepaid Code Error [#{req.user.get('slug')} (#{req.user.id})]: #{JSON.stringify(err)}"
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return @sendDatabaseError(res, err)
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return @sendNotFoundError(res, "Code not found") unless prepaid
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@sendSuccess(res, prepaid.toObject())
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createPrepaidAPI: (req, res) ->
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return @sendForbiddenError(res) unless @hasAccess(req)
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return @sendForbiddenError(res) unless req.body.type in ['course', 'subscription','terminal_subscription']
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return @sendForbiddenError(res) unless req.body.maxRedeemers > 0
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properties = {}
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type = req.body.type
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maxRedeemers = req.body.maxRedeemers
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if req.body.type is 'course'
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return @sendDatabaseError(res, "TODO: need to add courseIDs")
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else if req.body.type is 'subscription'
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properties.couponID = 'free'
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else if req.body.type is 'terminal_subscription'
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properties.months = req.body.months
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@createPrepaid req.user, req.body.type, req.body.maxRedeemers, properties, (err, prepaid) =>
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return @sendDatabaseError(res, err) if err
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@sendSuccess(res, prepaid.toObject())
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createPrepaid: (user, type, maxRedeemers, properties, done) ->
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Prepaid.generateNewCode (code) =>
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return done('Database error.') unless code
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options =
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creator: user._id
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type: type
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code: code
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maxRedeemers: maxRedeemers
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properties: properties
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redeemers: []
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prepaid = new Prepaid options
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prepaid.save (err) =>
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return done(err) if err
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done(err, prepaid)
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purchasePrepaidAPI: (req, res) ->
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return @sendUnauthorizedError(res) if not req.user? or req.user?.isAnonymous()
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return @sendForbiddenError(res) unless req.body.type in ['course', 'terminal_subscription']
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if req.body.type is 'terminal_subscription'
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description = req.body.description
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maxRedeemers = parseInt(req.body.maxRedeemers)
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months = parseInt(req.body.months)
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timestamp = req.body.stripe?.timestamp
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token = req.body.stripe?.token
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return @sendBadInputError(res) unless isNaN(maxRedeemers) is false and maxRedeemers > 0
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return @sendBadInputError(res) unless isNaN(months) is false and months > 0
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return @sendError(res, 403, "Users or Months must be greater than 3") if maxRedeemers < 3 and months < 3
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@purchasePrepaidTerminalSubscription req.user, description, maxRedeemers, months, timestamp, token, (err, prepaid) =>
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return @sendDatabaseError(res, err) if err
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@sendSuccess(res, prepaid.toObject())
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else if req.body.type is 'course'
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courseID = req.body.courseID
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maxRedeemers = parseInt(req.body.maxRedeemers)
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timestamp = req.body.stripe?.timestamp
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token = req.body.stripe?.token
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return @sendBadInputError(res) unless isNaN(maxRedeemers) is false and maxRedeemers > 0
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query = if courseID? then {_id: courseID} else {}
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Course.find query, (err, courses) =>
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if err
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@logError(user, "Find courses error: #{JSON.stringify(err)}")
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return done(err)
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@purchasePrepaidCourse req.user, courses, maxRedeemers, timestamp, token, (err, prepaid) =>
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# TODO: this badinput detection is fragile, in course instance handler as well
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return @sendBadInputError(res, err) if err is 'Missing required Stripe token'
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return @sendDatabaseError(res, err) if err
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@sendSuccess(res, prepaid.toObject())
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else
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@sendForbiddenError(res)
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purchasePrepaidCourse: (user, courses, maxRedeemers, timestamp, token, done) ->
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type = 'course'
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courseIDs = (c.get('_id') for c in courses)
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coursePrices = (c.get('pricePerSeat') for c in courses)
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amount = utils.getCourseBundlePrice(coursePrices, maxRedeemers)
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if amount > 0 and not token
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@logError(user, "Purchase prepaid courses missing required Stripe token #{amount}")
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return done('Missing required Stripe token')
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if amount is 0
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@createPrepaid(user, type, maxRedeemers, courseIDs: courseIDs, done)
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else
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StripeUtils.getCustomer user, token, (err, customer) =>
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if err
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@logError(user, "Stripe getCustomer error: #{JSON.stringify(err)}")
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return done(err)
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metadata =
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type: type
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userID: user.id
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timestamp: parseInt(timestamp)
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description: if courses.length is 1 then courses[0].get('name') else 'All Courses'
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maxRedeemers: maxRedeemers
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productID: "prepaid #{type}"
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courseIDs: courseIDs
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StripeUtils.createCharge user, amount, metadata, (err, charge) =>
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if err
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@logError(user, "createCharge error: #{JSON.stringify(err)}")
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return done(err)
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StripeUtils.createPayment user, charge, (err, payment) =>
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if err
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@logError(user, "createPayment error: #{JSON.stringify(err)}")
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return done(err)
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msg = "Prepaid code purchased: #{type} seats=#{maxRedeemers} courseIDs=#{courseIDs} #{user.get('email')}"
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hipchat.sendHipChatMessage msg, ['tower']
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@createPrepaid(user, type, maxRedeemers, courseIDs: courseIDs, done)
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purchasePrepaidTerminalSubscription: (user, description, maxRedeemers, months, timestamp, token, done) ->
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type = 'terminal_subscription'
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StripeUtils.getCustomer user, token, (err, customer) =>
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if err
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@logError(user, "getCustomer error: #{JSON.stringify(err)}")
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return done(err)
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metadata =
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type: type
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userID: user.id
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timestamp: parseInt(timestamp)
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description: description
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maxRedeemers: maxRedeemers
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months: months
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productID: "prepaid #{type}"
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amount = utils.getPrepaidCodeAmount(@baseAmount, maxRedeemers, months)
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StripeUtils.createCharge user, amount, metadata, (err, charge) =>
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if err
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@logError(user, "createCharge error: #{JSON.stringify(err)}")
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return done(err)
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StripeUtils.createPayment user, charge, (err, payment) =>
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if err
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@logError(user, "createPayment error: #{JSON.stringify(err)}")
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return done(err)
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Prepaid.generateNewCode (code) =>
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return done('Database error.') unless code
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prepaid = new Prepaid
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creator: user._id
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type: type
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code: code
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maxRedeemers: maxRedeemers
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redeemers: []
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properties:
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months: months
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prepaid.save (err) =>
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return done(err) if err
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msg = "Prepaid code purchased: #{type} users=#{maxRedeemers} months=#{months} #{user.get('email')}"
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hipchat.sendHipChatMessage msg, ['tower']
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return done(null, prepaid)
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module.exports = new PrepaidHandler()
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