rose-storage-manipulations.js

var interactionsCollection = [];
localforage.getItem('Interactions').then(function (interactionKeys) {
  interactionKeys.forEach(function(key) {
    localforage.getItem(key).then(function (data) { interactionsCollection.push(data)})})
});

var allInteractions = [];
var keyc = 0;
localforage.keys(function(keys) {
    keys.forEach(function (key){
      keyc++;
      if (-1 < key.search(/^Interaction\/.+/)) {
        localforage.getItem(key).then(function (value) {allInteractions.push(value);});
      }
    });
});

//This has to be executed afterwards, because the operations are asynchronous, but not yet combined
var missing = allInteractions.filter(function (interaction) {
  return !interactionsCollection.some(function (colInteraction){
    return colInteraction.id == interaction.id;
  });
});


//Obsolete: Compare and update
// function doctor() {
  localforage.getItem('Interactions').then(function (interactionsCollection) {
    localforage.keys(function(storageKeys) {
      var tmpCollection = interactionsCollection;
      storageKeys.forEach(function (key) {
        if (key.search(/^Interaction\/.+/) > -1 ) {
          var i = tmpCollection.indexOf(key);
          if (i > -1) {
            tmpCollection.splice(i,1);
          }
          else {
            interactionsCollection.push(key);
          }
        }
      });
      localforage.setItem('Interactions',interactionsCollection);
    });
  });
// }


//*******************************//
// Careful deletes all Rose data //
//*******************************//
localforage.clear();