private static ComponentData GetDelta(ComponentData currentData, ComponentData previousData)
{
var delta = new ComponentData
{
Name = currentData.Name,
Guid = currentData.Guid,
Duration = currentData.Duration
};
var commonMetricNames = currentData.Metrics.Select(m => m.Key).Intersect(previousData.Metrics.Select(m => m.Key));
commonMetricNames.ForEach(mn =>
{
var currentVal = currentData.Metrics[mn];
var previousVal = previousData.Metrics[mn];
if (!MetricMapper.IsMetricNumeric(currentVal))
{
//Simply add the latest value
delta.Metrics.Add(mn, currentVal);
}
//Add metric as Positive Change, if negative add 0 as value
if (currentVal is decimal)
{
var currentValDecimal = (decimal)currentVal;
var previousValDecimal = (decimal)previousVal;
var val = 0.0m;
if (currentValDecimal >= previousValDecimal)
{
val = currentValDecimal - previousValDecimal;
}
_VerboseMetricsLogger.InfoFormat("Generated Delta for Component: {0}; Metric: {1}; Value: {2}", currentData.Name, mn, val);
delta.Metrics.Add(mn, val);
}
else if (currentVal is int)
{
var currentValInt = (int)currentVal;
var previousValInt = (int)previousVal;
var val = 0;
if (currentValInt >= previousValInt)
{
val = currentValInt - previousValInt;
}
_VerboseMetricsLogger.InfoFormat("Generated Delta for Component: {0}; Metric: {1}; Value: {2}", currentData.Name, mn, val);
delta.Metrics.Add(mn, val);
}
});
return(delta);
}
private static ComponentData GetZeroedComponentData(ComponentData componentData)
{
var zeroedData = new ComponentData
{
Name = componentData.Name,
Guid = componentData.Guid,
Duration = componentData.Duration
};
componentData.Metrics.ForEach(m =>
{
var val = m.Value;
if (MetricMapper.IsMetricNumeric(val))
{
val = 0;
}
_VerboseMetricsLogger.InfoFormat("Zeroing Component: {0}; Metric: {1}; Value: {2}", zeroedData.Name, m.Key, val);
zeroedData.Metrics.Add(m.Key, val);
});
return(zeroedData);
}