/// <summary>
/// Initializes a new instance of the <see cref="SmartSignalResultItemPresentationSummary"/> class
/// </summary>
/// <param name="value">The summary value</param>
/// <param name="details">The summary details</param>
/// <param name="chart">The summary chart</param>
public SmartSignalResultItemPresentationSummary(string value, string details, SmartSignalResultItemPresentationProperty chart)
{
this.Value = value;
this.Details = details;
this.Chart = chart;
}
/// <summary>
/// Creates a presentation from a result item
/// </summary>
/// <param name="request">The smart signal request</param>
/// <param name="signalName">The signal name</param>
/// <param name="smartSignalResultItem">The result item</param>
/// <param name="queryRunInfo">The query run information</param>
/// <returns>The presentation</returns>
public static SmartSignalResultItemPresentation CreateFromResultItem(SmartSignalRequest request, string signalName, SmartSignalResultItem smartSignalResultItem, SmartSignalResultItemQueryRunInfo queryRunInfo)
{
// A null result item has null presentation
if (smartSignalResultItem == null)
{
return(null);
}
// Create presentation elements for each result item property
Dictionary <string, string> predicates = new Dictionary <string, string>();
List <SmartSignalResultItemPresentationProperty> presentationProperties = new List <SmartSignalResultItemPresentationProperty>();
SmartSignalResultItemPresentationProperty summaryChart = null;
string summaryValue = null;
string summaryDetails = null;
Dictionary <string, string> rawProperties = new Dictionary <string, string>();
foreach (PropertyInfo property in smartSignalResultItem.GetType().GetProperties())
{
// Get the property value
string propertyValue = PropertyValueToString(property.GetValue(smartSignalResultItem));
rawProperties[property.Name] = propertyValue;
// Check if this property is a predicate
if (property.GetCustomAttribute <ResultItemPredicateAttribute>() != null)
{
predicates[property.Name] = propertyValue;
}
// Get the presentation attribute
ResultItemPresentationAttribute attribute = property.GetCustomAttribute <ResultItemPresentationAttribute>();
if (attribute != null)
{
// Verify that if the entity is a chart or query, then query run information was provided
if (queryRunInfo == null && (attribute.Section == ResultItemPresentationSection.Chart || attribute.Section == ResultItemPresentationSection.AdditionalQuery))
{
throw new InvalidSmartSignalResultItemPresentationException($"The presentation contains an item for the {attribute.Section} section, but no telemetry data client was provided");
}
// Get the attribute title and information balloon - support interpolated strings
string attributeTitle = Smart.Format(attribute.Title, smartSignalResultItem);
string attributeInfoBalloon = Smart.Format(attribute.InfoBalloon, smartSignalResultItem);
// Add presentation to the summary component
if (attribute.Component.HasFlag(ResultItemPresentationComponent.Summary))
{
if (attribute.Section == ResultItemPresentationSection.Chart)
{
// Verify there is at most one summary chart
if (summaryChart != null)
{
throw new InvalidSmartSignalResultItemPresentationException("There can be at most one summary chart for each resultItem");
}
// Create the summary chart presentation property
summaryChart = new SmartSignalResultItemPresentationProperty(attributeTitle, propertyValue, attribute.Section, attributeInfoBalloon);
}
else if (attribute.Section == ResultItemPresentationSection.Property)
{
// Verify there is at most one summary presentation property
if (summaryValue != null)
{
throw new InvalidSmartSignalResultItemPresentationException("There must be exactly one summary property for each resultItem");
}
// Set summary presentation elements
summaryValue = propertyValue;
summaryDetails = attributeTitle;
}
else
{
throw new InvalidSmartSignalResultItemPresentationException($"Invalid section for summary property {property.Name}: {attribute.Section}");
}
}
// Add presentation to the details component
if (attribute.Component.HasFlag(ResultItemPresentationComponent.Details))
{
presentationProperties.Add(new SmartSignalResultItemPresentationProperty(attributeTitle, propertyValue, attribute.Section, attributeInfoBalloon));
}
}
}
// Verify that a summary was provided
if (summaryValue == null)
{
throw new InvalidSmartSignalResultItemPresentationException("There must be exactly one summary property for each result item");
}
string id = string.Join("##", smartSignalResultItem.GetType().FullName, JsonConvert.SerializeObject(request), JsonConvert.SerializeObject(smartSignalResultItem)).Hash();
string resourceId = smartSignalResultItem.ResourceIdentifier.ToResourceId();
string correlationHash = string.Join("##", predicates.OrderBy(x => x.Key).Select(x => x.Key + "|" + x.Value)).Hash();
// Return the presentation object
return(new SmartSignalResultItemPresentation(
id,
smartSignalResultItem.Title,
new SmartSignalResultItemPresentationSummary(summaryValue, summaryDetails, summaryChart),
resourceId,
correlationHash,
request.SignalId,
signalName,
DateTime.UtcNow,
(int)request.Cadence.TotalMinutes,
presentationProperties,
rawProperties,
queryRunInfo));
}