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Qt World Summit Conference App

 import QtQuick

 Item {

   signal initializeDataModel(var userStorageItem)

   signal increaseLocalAppStarts()

   signal loadData()

   signal setFeedBackSent(bool value)

   signal storeRating(int id, var rating)

   signal toggleFavorite(var item)

   signal clearCache()

   signal setNotificationsEnabled(bool value)

   // search - get talks with certain keyword in title or description
   function search(query) {
     var queryParts = query.toLowerCase().split(" ")
     var result = []

     // check talks
     for(var talkId in dataModel.talks) {
       var talk = dataModel.talks[talkId]
       var contains = 0

       // check query
       for (var queryPart of queryParts) {
         if(talk.title.toLowerCase().indexOf(queryPart) >= 0 ||
             talk.description.toLowerCase().indexOf(queryPart) >= 0) {
           contains++
         }

         for(var speakerId of talk.speakers) {
           var speaker = dataModel.speakers[speakerId]
           if(speaker.full_name.toLowerCase().indexOf(queryPart) >= 0) {
             contains++
           }
         }
       }

       if(contains === queryParts.length)
         result.push(talkId)
     } // check talks