/// <summary>
/// Coroutine for retrieving xAPI statements from the configured LRS.
/// </summary>
/// <param name="url"></param>
/// <param name="callback"></param>
/// <returns></returns>
public static IEnumerator GetStatementsRoutine(string url, Action <StatementResult, UnityWebRequest> callback)
{
// Serialize this thing then convert into a utf-8 byte array
var request = XAPIMessenger.BuildGetRequest(url);
yield return(request.SendWebRequest());
// Return whatever we found.
StatementResult result = JsonConvert.DeserializeObject <StatementResult>(request.downloadHandler.text);
// Correct Actor IFI Types
for (int k = 0; k < result.StatementCount; k++)
{
result.Statements[k].Actor.ifi = result.Statements[k].Actor.GuessIFI();
}
// Make the callback
callback(result, request);
}
/// <summary>
/// Merge the specified original and recent StatementResult instances.
///
/// This will merge the Statement arrays and maintain the most recent IRL for the More property.
/// </summary>
/// <param name="original">Original.</param>
/// <param name="recent">Recent.</param>
public static StatementResult Merge(StatementResult original, StatementResult recent, int?limit = null)
{
// Create the result to return
StatementResult merged = new StatementResult();
// Check how many statements we need
merged.Statements = new List <Statement>(original.StatementCount + recent.StatementCount);
// Copy them into a new statement array
merged.Statements.AddRange(original.Statements);
merged.Statements.AddRange(recent.Statements);
// Remove if necessary
if (limit.HasValue && merged.StatementCount > limit.Value)
{
merged.Statements.RemoveRange(limit.Value - 1, 1 + merged.StatementCount - limit.Value);
}
// Then take the most recent IRI
merged.MoreIRL = recent.MoreIRL;
// And return whatever we build
return(merged);
}
