codecombat/app/lib/world/script_event_prereqs.coffee
2014-01-31 10:26:24 -08:00

18 lines
1 KiB
CoffeeScript

{downTheChain} = require './world_utils'
module.exports.scriptMatchesEventPrereqs = scriptMatchesEventPrereqs = (script, event) ->
return true unless script.eventPrereqs
for ap in script.eventPrereqs
v = downTheChain(event, ap.eventProps)
return false if ap.equalTo? and v isnt ap.equalTo
return false if ap.notEqualTo? and v is ap.notEqualTo
return false if ap.greaterThan? and not (v > ap.greaterThan)
return false if ap.greaterThanOrEqualTo? and not (v >= ap.greaterThanOrEqualTo)
return false if ap.lessThan? and not (v < ap.lessThan)
return false if ap.lessThanOrEqualTo? and not (v <= ap.lessThanOrEqualTo)
return false if ap.containingString? and not v or v.search(ap.containingString) is -1
return false if ap.notContainingString? and v?.search(ap.containingString) isnt -1
return false if ap.containingRegexp? and not v or v.search(new RegExp(ap.containingRegexp)) is -1
return false if ap.notContainingRegexp? and v?.search(new RegExp(ap.notContainingRegexp)) isnt -1
return true