// the default bookInfos that greet a user at the beginning
public List<WhirlwindBeltInfo> GetDefaultBookInfos(int numBelts)
{
if (connectionSuccess) {
List<WhirlwindBeltInfo> retVal = new List<WhirlwindBeltInfo>();
// query everything, do not include the ones that we have no images for
List<BookInfo> results = connector.Search("", columns[0]);
for (int i = 0; i < results.Count; i++) {
if (!WhirlwindItem.HasItemSprite(results[i].FileName)) {
results.Remove(results[i]);
}
}
List<BookInfo> b;
WhirlwindBeltInfo wwbi;
int amountPerBelt;
int prevBeltEndIndex = 0;
// take chunks out (based on belt sizes) of all the entries so nothing repeats
for (int i = 0; i < columns.Length; i++) {
amountPerBelt = 4 + i * 3;
b = results.GetRange(prevBeltEndIndex, amountPerBelt);
wwbi = new WhirlwindBeltInfo(b, columnTitles[i]);
retVal.Add(wwbi);
prevBeltEndIndex += amountPerBelt + 1;
}
// sort the search results by popularity
retVal.Sort(delegate(WhirlwindBeltInfo b1, WhirlwindBeltInfo b2) { return b2.InfosCount.CompareTo(b1.InfosCount); });
// return the top N results (pad if necessary)
retVal = retVal.GetRange(0, numBelts);
return retVal;
} else {
return OfflinePlaceHolderSearch(numBelts);
}
}
/////// public functions used for manipulating data //////
public void LoadNewItems(WhirlwindBeltInfo infos)
{
GameObject g;
beltEnd.Enable(false);
// wipe old items away
for (int i = 0; i < wwItems.Count; i++) {
wwItems[i].SlatedToBeDestroyed();
}
// instantiate new items
wwItems = new List<WhirlwindItem>();
for (int i = 0; i < infos.Infos.Count; i++) {
g = (GameObject)MonoBehaviour.Instantiate(Resources.Load("Prefabs/WhirlwindItem"));
WhirlwindItem wwi = g.GetComponent<WhirlwindItem>();
wwi.Initialize(this, radius, defaultItemPosition, infos.Infos[i]);
wwItems.Add(wwi);
}
// set the label
label.Text = infos.Label;
}
// search via the search bar and "explore" button
public List<WhirlwindBeltInfo> Search(List<BookInfo> inputInfos, int numBelts)
{
Debug.Assert(inputInfos != null && inputInfos.Count > 0);
if (connectionSuccess) {
List<WhirlwindBeltInfo> retVal = new List<WhirlwindBeltInfo>();
List<BookInfo> b;
WhirlwindBeltInfo wwbi;
// search through the columns
for (int i = 0; i < columns.Length; i++) {
// aggregate the terms of which we search
List<string> searchTerms = new List<string>();
for (int j = 0; j < inputInfos.Count; j++) {
if (columns[i].Equals("subject")) {
searchTerms.AddRange(inputInfos[j].GetSubjects());
} else {
searchTerms.Add(inputInfos[j].GetData(columns[i]));
}
}
// make a query
if (columns[i].Equals("subject")) {
b = connector.SearchBySubject(searchTerms);
} else {
b = connector.Search(searchTerms, columns[i]);
}
// remove ones that are the same as the search terms
for (int j = 0; j < b.Count; j++) {
for (int k = 0; k < inputInfos.Count; k++) {
if (b[j].FileName.Equals(inputInfos[k].FileName)) {
b.Remove(b[j]);
j--;
break;
}
}
}
// limits the items count
b = b.GetRange(0, Mathf.Min(b.Count, maxItemsPerBelt));
wwbi = new WhirlwindBeltInfo(b, columnTitles[i]);
retVal.Add(wwbi);
}
// sort the search results by popularity
retVal.Sort(delegate(WhirlwindBeltInfo b1, WhirlwindBeltInfo b2) { return b2.InfosCount.CompareTo(b1.InfosCount); });
// return the top N results (pad if necessary)
retVal = retVal.GetRange(0, numBelts);
return retVal;
} else {
return OfflinePlaceHolderSearch(numBelts);
}
}
