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- define [
- "base"
- "libs/md5"
- ], (App) ->
-
- App.factory "abTestManager", ($http, ipCookie) ->
- _buildCookieKey = (testName)-> "sl_abt_#{testName}"
- _getTestCookie = (testName)->
- cookieKey = _buildCookieKey(testName)
- return ipCookie(cookieKey)
- _persistCookieStep = (testName, newStep)->
- ipCookie(_buildCookieKey(testName), step:newStep, {expires:10})
- ga('send', 'event', 'ab_tests', testName, {step:newStep})
- _checkIfStepIsNext = (cookieStep, newStep)->
- if !cookieStep? and newStep != 0
- return false
- else if newStep == 0
- return true
- else if (cookieStep+1) == newStep
- return true
- else
- return false
- processTestWithStep: processTestWithStep = (testName, newStep)->
- currentCookieStep = _getTestCookie(testName)?.step
- if _checkIfStepIsNext(currentCookieStep, newStep)
- _persistCookieStep(testName, newStep)
- getABTestBucket: getABTestBucket = (user_id, test_name, buckets) ->
- hash = CryptoJS.MD5("#{user_id}:#{test_name}")
- bucketIndex = parseInt(hash.toString().slice(0,2), 16) % (buckets?.length or 2)
- return buckets[bucketIndex]
- App.controller "AbTestController", ($scope, abTestManager)->
- testKeys = _.keys(window.ab)
- _.each testKeys, (testName)->
- abTestManager.processTestWithStep testName, window.ab[testName]?.step
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