/// <summary>
/// Adds a new sub-condition to the current condition using OR as a link.
/// </summary>
/// <param name="cond">The new sub-condition</param>
public void AddOr(CBHelperSearchCondition cond)
{
if (this.conditions == null)
this.conditions = new List<CBHelperSearchCondition>();
cond.ConditionLink = CBConditionLink.CBConditionLinkOr;
this.conditions.Add(cond);
}
/// <summary>
/// Serializes the given condition and sub-conditions to a nested set of Dictionaries which can
/// then be serialised to JSON to be sent to the cloudbase.io APIs
/// </summary>
/// <returns>The Dictionary representation of the current set of conditions</returns>
public static Dictionary<string, object> SerializeConditions(CBHelperSearchCondition cond)
{
Dictionary<string, object> output = new Dictionary<string,object>();
if (cond.field == null)
{
if (cond.conditions != null && cond.conditions.Count > 1)
{
List<object> curObject = new List<object>();
int prevLink = -1;
int count = 0;
foreach (CBHelperSearchCondition curGroup in cond.conditions)
{
if (prevLink != -1 && prevLink != (int)curGroup.ConditionLink) {
output.Add(CBConditionLink_ToString[prevLink], curObject);
curObject = new List<object>();
}
curObject.Add(CBHelperSearchCondition.SerializeConditions(curGroup));
prevLink = (int)curGroup.ConditionLink;
count++;
if (count == cond.conditions.Count) {
output.Add(CBConditionLink_ToString[prevLink], curObject);
}
}
}
else if (cond.conditions != null && cond.conditions.Count == 1)
{
output = CBHelperSearchCondition.SerializeConditions(cond.conditions[0]);
}
}
else
{
List<object> modArray = new List<object>();
Dictionary<string, object> newCond = new Dictionary<string, object>();
switch (cond.conditionOperator) {
case CBConditionOperator.CBOperatorEqual:
output.Add(cond.field, cond.value);
break;
case CBConditionOperator.CBOperatorAll:
case CBConditionOperator.CBOperatorExists:
case CBConditionOperator.CBOperatorNe:
case CBConditionOperator.CBOperatorBigger:
case CBConditionOperator.CBOperatorBiggerOrEqual:
case CBConditionOperator.CBOperatorLess:
case CBConditionOperator.CBOperatorLessOrEqual:
case CBConditionOperator.CBOperatorIn:
case CBConditionOperator.CBOperatorNin:
case CBConditionOperator.CBOperatorSize:
case CBConditionOperator.CBOperatorType:
newCond.Add(CBConditionOperator_ToString[(int)cond.conditionOperator], cond.value);
output.Add(cond.field, newCond);
break;
case CBConditionOperator.CBOperatorMod:
modArray.Add(cond.value);
modArray.Add(1);
newCond.Add(CBConditionOperator_ToString[(int)cond.conditionOperator], modArray);
output.Add(cond.field, newCond);
break;
default:
break;
}
}
return output;
}
private void updateObjects(Object sender, EventArgs args)
{
GeoCoordinate currentLocation = this.GetLatestPosition(this.streamName);
if (this.previousPosition != null)
{
double distance = currentLocation.GetDistanceTo(previousPosition);
if (distance < this.queryRadius / CBGEODATASTREAM_RADIUS_RATIO)
{
if (this.helper.DebugMode)
{
System.Diagnostics.Debug.WriteLine("Not enough distance between the two points. returning without fetching data");
}
return;
}
double speed = distance / CBGEODATASTREAM_UPDATE_SPEED;
double ratio = 1.0;
if (this.helper.DebugMode)
{
System.Diagnostics.Debug.WriteLine("Computed speed " + speed + " meters per second");
}
if (this.previousSpeed != 0.0)
{
ratio = speed / previousSpeed;
}
if (this.queryRadius * ratio < this.SearchRadius)
{
this.queryRadius = this.SearchRadius;
}
else
{
this.queryRadius = this.queryRadius * ratio;
}
this.previousSpeed = speed;
}
this.previousPosition = currentLocation;
CBHelperSearchCondition condition = new CBHelperSearchCondition(currentLocation, this.queryRadius);
this.helper.SearchDocument(this.CollectionName, condition, delegate(CBResponseInfo resp)
{
if (resp.Status && resp.Data != null)
{
List<object> data = ((JArray)resp.Data).ToObject<List<object>>();
foreach (JObject curPointObject in data)
{
Dictionary<string, object> curPoint = curPointObject.ToObject<Dictionary<string, object>>();
Dictionary<string, double> locationData = ((JObject)curPoint["cb_location"]).ToObject<Dictionary<string, double>>();
CBGeoLocatedObject newObj = new CBGeoLocatedObject();
GeoCoordinate coord = new GeoCoordinate();
coord.Latitude = locationData["lat"];
coord.Longitude = locationData["lng"];
if (curPoint["cb_location_altitude"] != null)
{
coord.Altitude = Convert.ToDouble(curPoint["cb_location_altitude"]);
newObj.Altitude = Convert.ToDouble(curPoint["cb_location_altitude"]);
}
newObj.Coordinate = coord;
newObj.ObjectData = curPoint;
if (!this.foundObjects.Keys.Contains(Convert.ToString(newObj.Hash())))//(this.foundObjects[Convert.ToString(newObj.Hash())] == null)
{
this.foundObjects.Add(Convert.ToString(newObj.Hash()), newObj);
this.ReceivedPoint(this.streamName, newObj);
}
}
}
else
{
System.Diagnostics.Debug.WriteLine("Failed call to the cloudbase.io APIs");
}
return true;
});
List<string> itemsToRemove = new List<string>();
foreach (KeyValuePair<string, CBGeoLocatedObject> item in this.foundObjects)
{
if (item.Value.Coordinate.GetDistanceTo(currentLocation) > this.SearchRadius)
{
this.RemovingPoint(this.streamName, item.Value);
itemsToRemove.Add(item.Key);
}
}
foreach (string itemKey in itemsToRemove)
{
this.foundObjects.Remove(itemKey);
}
}
private void Button_Click_2(object sender, RoutedEventArgs e)
{
CBHelperSearchCondition cond = new CBHelperSearchCondition("FirstName", CBConditionOperator.CBOperatorEqual, "Cloud");
/*
List<CBDataAggregationCommand> commands = new List<CBDataAggregationCommand>();
CBDataAggregationCommandProject project = new CBDataAggregationCommandProject();
project.IncludeFields.Add("Symbol");
project.IncludeFields.Add("Price");
project.IncludeFields.Add("AveragePrice");
commands.Add(project);
CBDataAggregationCommandGroup group = new CBDataAggregationCommandGroup();
group.AddOutputField("Symbol");
group.AddGroupFormulaForField("AveragePrice", CBDataAggregationGroupOperator.CBDataAggregationGroupAvg, "Price");
commands.Add(group);
*/
if (App.helper != null)
{
// search documents in the test collection
//App.helper.DebugMode = true;
//App.helper.SearchDocumentAggregate("security_master_3", commands, delegate(CBHelper.CBResponseInfo resp)
App.helper.SearchDocument("users", cond, delegate(CBResponseInfo resp)
{
this.OutputBox.Text = "OUTPUT: " + resp.OutputString;
return true;
});
}
}
private void SearchObjectButton_Click(object sender, RoutedEventArgs e)
{
CBHelperSearchCondition cond = new CBHelperSearchCondition("FirstName", CBConditionOperator.CBOperatorEqual, "Cloud");
App.helper.SearchDocument("test_windows8", cond, delegate(CBResponseInfo resp)
{
this.OutputText.Text = "OUTPUT: " + resp.OutputString;
return true;
});
}