Small update

Author: Andrii Bondarchuk

src/FitSyncHub.Functions/Functions/XertWorkoutToIntervalsICUExporterHttpTriggerFunction.cs

@@ -16,6 +16,8 @@ namespace FitSyncHub.Functions.Functions;
 
 public class XertWorkoutToIntervalsICUExporterHttpTriggerFunction
 {
+    private const string IntervalsIcuEventTagXert = "Xert";
+
     private readonly IXertHttpClient _xertHttpClient;
     private readonly IntervalsIcuHttpClient _intervalsIcuHttpClient;
     private readonly string _athleteId;
@@ -42,6 +44,8 @@ public async Task<ActionResult> Run(
 
         _logger.LogInformation("Starting Xert to Intervals.icu export function");
 
+        var today = DateTime.Now.Date;
+
         var ti = await _xertHttpClient.GetTrainingInfo(XertWorkoutFormat.ZWO, cancellationToken);
         _logger.LogInformation("Retrieved training info value from Xert");
 
@@ -54,14 +58,28 @@ public async Task<ActionResult> Run(
         var zwo = await _xertHttpClient.GetDownloadWorkout(workoutOfTheDayUrl, cancellationToken);
         _logger.LogInformation("Downloaded workout zwo from Xert");
 
+        var intervalsIcuEvents = await _intervalsIcuHttpClient.ListEvents(_athleteId,
+            new ListEventsQueryParams(DateOnly.FromDateTime(today), DateOnly.FromDateTime(today)), cancellationToken);
+        _logger.LogInformation("Retrieved {Count} existing Intervals.icu events", intervalsIcuEvents.Count);
+
+        var intervalsIcuEventsMapping = intervalsIcuEvents
+            .Where(x => x.Tags?.Contains(IntervalsIcuEventTagXert) == true && x.PairedActivityId == null)
+            .ToDictionary(x => x.Name);
+
+        if (ti.WorkoutOfTheDay.Name is { } && intervalsIcuEventsMapping.ContainsKey(ti.WorkoutOfTheDay.Name))
+        {
+            return new OkObjectResult("Event already exists.");
+        }
+
         var base64EncodedWorkoutStructure = Convert.ToBase64String(Encoding.UTF8.GetBytes(zwo));
 
         var createdEvent = await _intervalsIcuHttpClient.CreateEvent(_athleteId, new CreateEventFromFileRequest
         {
             Category = EventCategory.Workout,
             Type = EventType.Ride,
-            StartDateLocal = DateTime.Now.Date,
-            FileContentsBase64 = base64EncodedWorkoutStructure
+            StartDateLocal = today,
+            FileContentsBase64 = base64EncodedWorkoutStructure,
+            Tags = [IntervalsIcuEventTagXert],
         }, default);
 
         var intervalsIcuFutureGarminEventsOverview = ResponseOverviewHelper.IntervalsIcuEventsResponseOverview(createdEvent);