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23 lines
635 B
CoffeeScript
23 lines
635 B
CoffeeScript
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CocoCollection = require 'collections/CocoCollection'
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Prepaid = require 'models/Prepaid'
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sum = (numbers) -> _.reduce(numbers, (a, b) -> a + b)
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module.exports = class Prepaids extends CocoCollection
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model: Prepaid
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url: "/db/prepaid"
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totalMaxRedeemers: ->
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sum((prepaid.get('maxRedeemers') for prepaid in @models)) or 0
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totalRedeemers: ->
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sum((_.size(prepaid.get('redeemers')) for prepaid in @models)) or 0
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totalAvailable: -> Math.max(@totalMaxRedeemers() - @totalRedeemers(), 0)
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fetchByCreator: (creatorID, opts) ->
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opts ?= {}
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opts.data ?= {}
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opts.data.creator = creatorID
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@fetch opts
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