Feature/simulator2 (#756)

* SimulatorV2

* Improvements to rule simulator.

* Increase color contrast.

backend/i18n/frontend_en.json

@@ -661,6 +661,7 @@
   "rules.empty": "No rule created yet.",
   "rules.emptyAddRule": "Add Rule",
   "rules.enqueued": "Rule has been added to the queue.",
+  "rules.enrichedEvent": "Enriched Event",
   "rules.itemPageTitle": "Rule",
   "rules.listPageTitle": "Rules",
   "rules.loadFailed": "Failed to load Rules. Please reload.",
@@ -694,6 +695,20 @@
   "rules.runRuleConfirmTitle": "Run rule",
   "rules.simulate": "Simulate",
   "rules.simulateTooltip": "Simulate this rules using the last 100 events.",
+  "rules.simulation.actionCreated": "Job is created from the enriched event and action and added to a job queue.",
+  "rules.simulation.actionExecuted": "Job will be taken from the queue and executed.",
+  "rules.simulation.conditionEvaluated": "Event is evaluated, whether it matches the conditions in the tigger. ",
+  "rules.simulation.errorWrongConditionDoesNotMatch": "Condition does not match to the trigger.",
+  "rules.simulation.errorWrongDisabled": "Rule is dissabled.",
+  "rules.simulation.errorWrongEventForTrigger": "Event does not match to the trigger.",
+  "rules.simulation.errorWrongEventMismatch": "Event does not match to the trigger.",
+  "rules.simulation.errorWrongFailed": "Internal Error.",
+  "rules.simulation.errorWrongFromRule": "Event has been created from another rule and will be skipped to prevent endless loops.",
+  "rules.simulation.errorWrongNoAction": "Action type is obsolete and has been removed.",
+  "rules.simulation.errorWrongNoTrigger": "Trigger type is obsolete and has been removed.",
+  "rules.simulation.errorWrongTooOld": "Event is too old.",
+  "rules.simulation.eventEnriched": "Event is enriched with additional data",
+  "rules.simulation.eventQueried": "Event is queried from the database",
   "rules.simulator": "Simulator",
   "rules.stop": "Rule will stop soon.",
   "rules.triggerConfirmText": "Do you really want to trigger the rule?",

backend/i18n/frontend_it.json

@@ -661,6 +661,7 @@
   "rules.empty": "Nessuna regola è stato ancora creata.",
   "rules.emptyAddRule": "Aggiungi una regola",
   "rules.enqueued": "La regola è stata aggiunta alle code.",
+  "rules.enrichedEvent": "Enriched Event",
   "rules.itemPageTitle": "Rule",
   "rules.listPageTitle": "Regole",
   "rules.loadFailed": "Non è stato possibile caricare le regole. Per favore ricarica.",
@@ -694,6 +695,20 @@
   "rules.runRuleConfirmTitle": "Esegui la regola",
   "rules.simulate": "Simulate",
   "rules.simulateTooltip": "Simulate this rules using the last 100 events.",
+  "rules.simulation.actionCreated": "Job is created from the enriched event and action and added to a job queue.",
+  "rules.simulation.actionExecuted": "Job will be taken from the queue and executed.",
+  "rules.simulation.conditionEvaluated": "Event is evaluated, whether it matches the conditions in the tigger. ",
+  "rules.simulation.errorWrongConditionDoesNotMatch": "Condition does not match to the trigger.",
+  "rules.simulation.errorWrongDisabled": "Rule is dissabled.",
+  "rules.simulation.errorWrongEventForTrigger": "Event does not match to the trigger.",
+  "rules.simulation.errorWrongEventMismatch": "Event does not match to the trigger.",
+  "rules.simulation.errorWrongFailed": "Internal Error.",
+  "rules.simulation.errorWrongFromRule": "Event has been created from another rule and will be skipped to prevent endless loops.",
+  "rules.simulation.errorWrongNoAction": "Action type is obsolete and has been removed.",
+  "rules.simulation.errorWrongNoTrigger": "Trigger type is obsolete and has been removed.",
+  "rules.simulation.errorWrongTooOld": "Event is too old.",
+  "rules.simulation.eventEnriched": "Event is enriched with additional data",
+  "rules.simulation.eventQueried": "Event is queried from the database",
   "rules.simulator": "Simulator",
   "rules.stop": "La regola si fermerà al più presto.",
   "rules.triggerConfirmText": "Sei sicuro che voler attivare la regola?",

backend/i18n/frontend_nl.json

@@ -661,6 +661,7 @@
   "rules.empty": "Nog geen regel aangemaakt.",
   "rules.emptyAddRule": "Regel toevoegen",
   "rules.enqueued": "Regel is toegevoegd aan de wachtrij.",
+  "rules.enrichedEvent": "Enriched Event",
   "rules.itemPageTitle": "Rule",
   "rules.listPageTitle": "Regels",
   "rules.loadFailed": "Laden van regels is mislukt. Laad opnieuw.",
@@ -694,6 +695,20 @@
   "rules.runRuleConfirmTitle": "Regel uitvoeren",
   "rules.simulate": "Simulate",
   "rules.simulateTooltip": "Simulate this rules using the last 100 events.",
+  "rules.simulation.actionCreated": "Job is created from the enriched event and action and added to a job queue.",
+  "rules.simulation.actionExecuted": "Job will be taken from the queue and executed.",
+  "rules.simulation.conditionEvaluated": "Event is evaluated, whether it matches the conditions in the tigger. ",
+  "rules.simulation.errorWrongConditionDoesNotMatch": "Condition does not match to the trigger.",
+  "rules.simulation.errorWrongDisabled": "Rule is dissabled.",
+  "rules.simulation.errorWrongEventForTrigger": "Event does not match to the trigger.",
+  "rules.simulation.errorWrongEventMismatch": "Event does not match to the trigger.",
+  "rules.simulation.errorWrongFailed": "Internal Error.",
+  "rules.simulation.errorWrongFromRule": "Event has been created from another rule and will be skipped to prevent endless loops.",
+  "rules.simulation.errorWrongNoAction": "Action type is obsolete and has been removed.",
+  "rules.simulation.errorWrongNoTrigger": "Trigger type is obsolete and has been removed.",
+  "rules.simulation.errorWrongTooOld": "Event is too old.",
+  "rules.simulation.eventEnriched": "Event is enriched with additional data",
+  "rules.simulation.eventQueried": "Event is queried from the database",
   "rules.simulator": "Simulator",
   "rules.stop": "Regel stopt binnenkort.",
   "rules.triggerConfirmText": "Wil je echt de regel activeren?",

backend/i18n/frontend_zh.json

@@ -661,6 +661,7 @@
   "rules.empty": "尚未创建规则。",
   "rules.emptyAddRule": "添加规则",
   "rules.enqueued": "规则已加入队列。",
+  "rules.enrichedEvent": "Enriched Event",
   "rules.itemPageTitle": "规则",
   "rules.listPageTitle": "规则",
   "rules.loadFailed": "加载规则失败。请重新加载。",
@@ -694,6 +695,20 @@
   "rules.runRuleConfirmTitle": "运行规则",
   "rules.simulate": "模拟",
   "rules.simulateTooltip": "使用最近 100 个事件模拟此规则。",
+  "rules.simulation.actionCreated": "Job is created from the enriched event and action and added to a job queue.",
+  "rules.simulation.actionExecuted": "Job will be taken from the queue and executed.",
+  "rules.simulation.conditionEvaluated": "Event is evaluated, whether it matches the conditions in the tigger. ",
+  "rules.simulation.errorWrongConditionDoesNotMatch": "Condition does not match to the trigger.",
+  "rules.simulation.errorWrongDisabled": "Rule is dissabled.",
+  "rules.simulation.errorWrongEventForTrigger": "Event does not match to the trigger.",
+  "rules.simulation.errorWrongEventMismatch": "Event does not match to the trigger.",
+  "rules.simulation.errorWrongFailed": "Internal Error.",
+  "rules.simulation.errorWrongFromRule": "Event has been created from another rule and will be skipped to prevent endless loops.",
+  "rules.simulation.errorWrongNoAction": "Action type is obsolete and has been removed.",
+  "rules.simulation.errorWrongNoTrigger": "Trigger type is obsolete and has been removed.",
+  "rules.simulation.errorWrongTooOld": "Event is too old.",
+  "rules.simulation.eventEnriched": "Event is enriched with additional data",
+  "rules.simulation.eventQueried": "Event is queried from the database",
   "rules.simulator": "模拟器",
   "rules.stop": "规则很快就会停止。",
   "rules.triggerConfirmText": "你真的要触发规则吗？",

backend/i18n/source/frontend_en.json

@@ -661,6 +661,7 @@
   "rules.empty": "No rule created yet.",
   "rules.emptyAddRule": "Add Rule",
   "rules.enqueued": "Rule has been added to the queue.",
+  "rules.enrichedEvent": "Enriched Event",
   "rules.itemPageTitle": "Rule",
   "rules.listPageTitle": "Rules",
   "rules.loadFailed": "Failed to load Rules. Please reload.",
@@ -694,6 +695,20 @@
   "rules.runRuleConfirmTitle": "Run rule",
   "rules.simulate": "Simulate",
   "rules.simulateTooltip": "Simulate this rules using the last 100 events.",
+  "rules.simulation.actionCreated": "Job is created from the enriched event and action and added to a job queue.",
+  "rules.simulation.actionExecuted": "Job will be taken from the queue and executed.",
+  "rules.simulation.conditionEvaluated": "Event is evaluated, whether it matches the conditions in the tigger. ",
+  "rules.simulation.errorWrongConditionDoesNotMatch": "Condition does not match to the trigger.",
+  "rules.simulation.errorWrongDisabled": "Rule is dissabled.",
+  "rules.simulation.errorWrongEventForTrigger": "Event does not match to the trigger.",
+  "rules.simulation.errorWrongEventMismatch": "Event does not match to the trigger.",
+  "rules.simulation.errorWrongFailed": "Internal Error.",
+  "rules.simulation.errorWrongFromRule": "Event has been created from another rule and will be skipped to prevent endless loops.",
+  "rules.simulation.errorWrongNoAction": "Action type is obsolete and has been removed.",
+  "rules.simulation.errorWrongNoTrigger": "Trigger type is obsolete and has been removed.",
+  "rules.simulation.errorWrongTooOld": "Event is too old.",
+  "rules.simulation.eventEnriched": "Event is enriched with additional data",
+  "rules.simulation.eventQueried": "Event is queried from the database",
   "rules.simulator": "Simulator",
   "rules.stop": "Rule will stop soon.",
   "rules.triggerConfirmText": "Do you really want to trigger the rule?",

backend/src/Squidex.Domain.Apps.Core.Operations/HandleRules/JobResult.cs

@@ -7,20 +7,69 @@
 
 using System;
 using Squidex.Domain.Apps.Core.Rules;
-
-#pragma warning disable SA1313 // Parameter names should begin with lower-case letter
+using Squidex.Domain.Apps.Core.Rules.EnrichedEvents;
 
 namespace Squidex.Domain.Apps.Core.HandleRules
 {
-    public sealed record JobResult(RuleJob? Job, Exception? Exception = null, SkipReason SkipReason = default)
+    public sealed record JobResult
     {
-        public static readonly JobResult ConditionDoesNotMatch = new JobResult(null, null, SkipReason.ConditionDoesNotMatch);
-        public static readonly JobResult Disabled = new JobResult(null, null, SkipReason.Disabled);
-        public static readonly JobResult EventMismatch = new JobResult(null, null, SkipReason.EventMismatch);
-        public static readonly JobResult FromRule = new JobResult(null, null, SkipReason.FromRule);
-        public static readonly JobResult NoAction = new JobResult(null, null, SkipReason.NoAction);
-        public static readonly JobResult NoTrigger = new JobResult(null, null, SkipReason.NoTrigger);
-        public static readonly JobResult TooOld = new JobResult(null, null, SkipReason.TooOld);
-        public static readonly JobResult WrongEventForTrigger = new JobResult(null, null, SkipReason.WrongEventForTrigger);
+        public static readonly JobResult ConditionDoesNotMatch = new JobResult
+        {
+            SkipReason = SkipReason.ConditionDoesNotMatch
+        };
+
+        public static readonly JobResult Disabled = new JobResult
+        {
+            SkipReason = SkipReason.Disabled
+        };
+
+        public static readonly JobResult EventMismatch = new JobResult
+        {
+            SkipReason = SkipReason.EventMismatch
+        };
+
+        public static readonly JobResult FromRule = new JobResult
+        {
+            SkipReason = SkipReason.FromRule
+        };
+
+        public static readonly JobResult NoAction = new JobResult
+        {
+            SkipReason = SkipReason.NoAction
+        };
+
+        public static readonly JobResult NoTrigger = new JobResult
+        {
+            SkipReason = SkipReason.NoTrigger
+        };
+
+        public static readonly JobResult TooOld = new JobResult
+        {
+            SkipReason = SkipReason.TooOld
+        };
+
+        public static readonly JobResult WrongEventForTrigger = new JobResult
+        {
+            SkipReason = SkipReason.WrongEventForTrigger
+        };
+
+        public RuleJob? Job { get; init; }
+
+        public EnrichedEvent? EnrichedEvent { get; init; }
+
+        public Exception? Exception { get; init; }
+
+        public SkipReason SkipReason { get; init; }
+
+        public static JobResult Failed(Exception exception, EnrichedEvent? enrichedEvent = null, RuleJob? job = null)
+        {
+            return new JobResult
+            {
+                Job = job,
+                EnrichedEvent = enrichedEvent,
+                Exception = exception,
+                SkipReason = SkipReason.Failed
+            };
+        }
     }
 }

backend/src/Squidex.Domain.Apps.Core.Operations/HandleRules/RuleService.cs

@@ -117,7 +117,7 @@ namespace Squidex.Domain.Apps.Core.HandleRules
                 }
                 catch (Exception ex)
                 {
-                    job = new JobResult(null, ex);
+                    job = JobResult.Failed(ex);
                 }
 
                 yield return job;
@@ -144,7 +144,8 @@ namespace Squidex.Domain.Apps.Core.HandleRules
             }
         }
 
-        private async Task AddJobsAsync(List<JobResult> jobs, Envelope<IEvent> @event, RuleContext context, CancellationToken ct)
+        private async Task AddJobsAsync(List<JobResult> jobs, Envelope<IEvent> @event, RuleContext context,
+            CancellationToken ct)
         {
             try
             {
@@ -234,7 +235,12 @@ namespace Squidex.Domain.Apps.Core.HandleRules
                     {
                         if (jobs.Count == 0)
                         {
-                            jobs.Add(new JobResult(null, ex, SkipReason.Failed));
+                            jobs.Add(new JobResult
+                            {
+                                EnrichedEvent = enrichedEvent,
+                                Exception = ex,
+                                SkipReason = SkipReason.Failed
+                            });
                         }
 
                         log.LogError(ex, w => w
@@ -245,7 +251,7 @@ namespace Squidex.Domain.Apps.Core.HandleRules
             }
             catch (Exception ex)
             {
-                jobs.Add(new JobResult(null, ex, SkipReason.Failed));
+                jobs.Add(JobResult.Failed(ex));
 
                 log.LogError(ex, w => w
                     .WriteProperty("action", "createRuleJob")
@@ -282,13 +288,13 @@ namespace Squidex.Domain.Apps.Core.HandleRules
                 job.ActionName = actionName;
                 job.Description = description;
 
-                return new JobResult(job, null);
+                return new JobResult { Job = job, EnrichedEvent = enrichedEvent };
             }
             catch (Exception ex)
             {
                 job.Description = "Failed to create job";
 
-                return new JobResult(job, ex);
+                return JobResult.Failed(ex, enrichedEvent, job);
             }
         }
 

backend/src/Squidex.Domain.Apps.Entities/Rules/RuleEnqueuer.cs

@@ -59,11 +59,11 @@ namespace Squidex.Domain.Apps.Entities.Rules
 
             var jobs = ruleService.CreateJobsAsync(@event, ruleContext);
 
-            await foreach (var (job, ex, _) in jobs)
+            await foreach (var job in jobs)
             {
-                if (job != null)
+                if (job.Job != null)
                 {
-                    await ruleEventRepository.EnqueueAsync(job, ex);
+                    await ruleEventRepository.EnqueueAsync(job.Job, job.Exception);
                 }
             }
         }
@@ -101,4 +101,4 @@ namespace Squidex.Domain.Apps.Entities.Rules
             });
         }
     }
-}
+}

backend/src/Squidex.Domain.Apps.Entities/Rules/Runner/DefaultRuleRunnerService.cs

@@ -43,7 +43,7 @@ namespace Squidex.Domain.Apps.Entities.Rules.Runner
 
             var context = GetContext(rule);
 
-            var result = new List<SimulatedRuleEvent>(MaxSimulatedEvents);
+            var simulatedEvents = new List<SimulatedRuleEvent>(MaxSimulatedEvents);
 
             var fromNow = SystemClock.Instance.GetCurrentInstant().Minus(Duration.FromDays(7));
 
@@ -53,28 +53,30 @@ namespace Squidex.Domain.Apps.Entities.Rules.Runner
 
                 if (@event?.Payload is AppEvent appEvent)
                 {
-                    await foreach (var (job, exception, skip) in ruleService.CreateJobsAsync(@event, context, ct))
+                    await foreach (var result in ruleService.CreateJobsAsync(@event, context, ct))
                     {
-                        var name = job?.EventName;
+                        var eventName = result.Job?.EventName;
 
-                        if (string.IsNullOrWhiteSpace(name))
+                        if (string.IsNullOrWhiteSpace(eventName))
                         {
-                            name = ruleService.GetName(appEvent);
+                            eventName = ruleService.GetName(appEvent);
                         }
 
-                        var simulationResult = new SimulatedRuleEvent(
-                            name,
-                            job?.ActionName,
-                            job?.ActionData,
-                            exception?.Message,
-                            skip);
-
-                        result.Add(simulationResult);
+                        simulatedEvents.Add(new SimulatedRuleEvent
+                        {
+                            ActionData = result.Job?.ActionData,
+                            ActionName = result.Job?.ActionName,
+                            EnrichedEvent = result.EnrichedEvent,
+                            Error = result.Exception?.Message,
+                            Event = @event.Payload,
+                            EventName = eventName,
+                            SkipReason = result.SkipReason
+                        });
                     }
                 }
             }
 
-            return result;
+            return simulatedEvents;
         }
 
         public Task CancelAsync(DomainId appId)

backend/src/Squidex.Domain.Apps.Entities/Rules/Runner/RuleRunnerGrain.cs

@@ -1,4 +1,4 @@
-// ==========================================================================
+// ==========================================================================
 //  Squidex Headless CMS
 // ==========================================================================
 //  Copyright (c) Squidex UG (haftungsbeschraenkt)
@@ -217,22 +217,22 @@ namespace Squidex.Domain.Apps.Entities.Rules.Runner
         {
             var errors = 0;
 
-            await foreach (var (job, ex, _) in ruleService.CreateSnapshotJobsAsync(context, ct))
+            await foreach (var job in ruleService.CreateSnapshotJobsAsync(context, ct))
             {
-                if (job != null)
+                if (job.Job != null)
                 {
-                    await ruleEventRepository.EnqueueAsync(job, ex);
+                    await ruleEventRepository.EnqueueAsync(job.Job, job.Exception);
                 }
-                else if (ex != null)
+                else if (job.Exception != null)
                 {
                     errors++;
 
                     if (errors >= MaxErrors)
                     {
-                        throw ex;
+                        throw job.Exception;
                     }
 
-                    log.LogWarning(ex, w => w
+                    log.LogWarning(job.Exception, w => w
                         .WriteProperty("action", "runRule")
                         .WriteProperty("status", "failedPartially"));
                 }
@@ -255,11 +255,11 @@ namespace Squidex.Domain.Apps.Entities.Rules.Runner
                     {
                         var jobs = ruleService.CreateJobsAsync(@event, context, ct);
 
-                        await foreach (var (job, ex, _) in jobs)
+                        await foreach (var job in jobs)
                         {
-                            if (job != null)
+                            if (job.Job != null)
                             {
-                                await ruleEventRepository.EnqueueAsync(job, ex);
+                                await ruleEventRepository.EnqueueAsync(job.Job, job.Exception);
                             }
                         }
                     }

backend/src/Squidex.Domain.Apps.Entities/Rules/Runner/SimulatedRuleEvent.cs

@@ -7,16 +7,22 @@
 
 using Squidex.Domain.Apps.Core.HandleRules;
 
-#pragma warning disable SA1313 // Parameter names should begin with lower-case letter
-
 namespace Squidex.Domain.Apps.Entities.Rules.Runner
 {
-    public sealed record SimulatedRuleEvent(
-        string EventName,
-        string? ActionName,
-        string? ActionData,
-        string? Error,
-        SkipReason SkipReason)
+    public sealed record SimulatedRuleEvent
     {
+        public string EventName { get; init; }
+
+        public object Event { get; init; }
+
+        public object? EnrichedEvent { get; init; }
+
+        public string? ActionName { get; init; }
+
+        public string? ActionData { get; init; }
+
+        public string? Error { get; init; }
+
+        public SkipReason SkipReason { get; init; }
     }
 }

backend/src/Squidex/Areas/Api/Controllers/Rules/Models/SimulatedRuleEventDto.cs

@@ -20,6 +20,17 @@ namespace Squidex.Areas.Api.Controllers.Rules.Models
         [Required]
         public string EventName { get; set; }
 
+        /// <summary>
+        /// The source event.
+        /// </summary>
+        [Required]
+        public object Event { get; set; }
+
+        /// <summary>
+        /// The enriched event.
+        /// </summary>
+        public object? EnrichedEvent { get; set; }
+
         /// <summary>
         /// The data for the action.
         /// </summary>

backend/tests/Squidex.Domain.Apps.Core.Tests/Operations/HandleRules/RuleServiceTests.cs

@@ -248,9 +248,9 @@ namespace Squidex.Domain.Apps.Core.Operations.HandleRules
                     new EnrichedContentEvent { AppId = appId }
                 }.ToAsyncEnumerable());
 
-            var result = await sut.CreateSnapshotJobsAsync(context).ToListAsync();
+            var jobs = await sut.CreateSnapshotJobsAsync(context).ToListAsync();
 
-            Assert.Equal(2, result.Count(x => x.Job != null && x.Exception == null));
+            Assert.Equal(2, jobs.Count(x => x.Job != null && x.Exception == null));
         }
 
         [Fact]
@@ -271,9 +271,9 @@ namespace Squidex.Domain.Apps.Core.Operations.HandleRules
                     new EnrichedContentEvent { AppId = appId }
                 }.ToAsyncEnumerable());
 
-            var result = await sut.CreateSnapshotJobsAsync(context).ToListAsync();
+            var jobs = await sut.CreateSnapshotJobsAsync(context).ToListAsync();
 
-            Assert.Equal(2, result.Count(x => x.Job == null && x.Exception != null));
+            Assert.Equal(2, jobs.Count(x => x.Job == null && x.Exception != null));
         }
 
         [Fact]
@@ -281,9 +281,9 @@ namespace Squidex.Domain.Apps.Core.Operations.HandleRules
         {
             var @event = Envelope.Create(new ContentCreated());
 
-            var (_, _, reason) = await sut.CreateJobsAsync(@event, Rule(disable: true)).SingleAsync();
+            var result = await sut.CreateJobsAsync(@event, Rule(disable: true)).SingleAsync();
 
-            Assert.Equal(SkipReason.Disabled, reason);
+            Assert.Equal(SkipReason.Disabled, result.SkipReason);
 
             A.CallTo(() => ruleTriggerHandler.Trigger(A<Envelope<AppEvent>>._, A<RuleContext>._))
                 .MustNotHaveHappened();
@@ -294,9 +294,9 @@ namespace Squidex.Domain.Apps.Core.Operations.HandleRules
         {
             var @event = Envelope.Create(new InvalidEvent());
 
-            var (_, _, reason) = await sut.CreateJobsAsync(@event, Rule()).SingleAsync();
+            var result = await sut.CreateJobsAsync(@event, Rule()).SingleAsync();
 
-            Assert.Equal(SkipReason.EventMismatch, reason);
+            Assert.Equal(SkipReason.EventMismatch, result.SkipReason);
 
             A.CallTo(() => ruleTriggerHandler.Trigger(A<Envelope<AppEvent>>._, A<RuleContext>._))
                 .MustNotHaveHappened();
@@ -307,9 +307,9 @@ namespace Squidex.Domain.Apps.Core.Operations.HandleRules
         {
             var @event = Envelope.Create(new ContentCreated());
 
-            var (_, _, reason) = await sut.CreateJobsAsync(@event, RuleInvalidTrigger()).SingleAsync();
+            var job = await sut.CreateJobsAsync(@event, RuleInvalidTrigger()).SingleAsync();
 
-            Assert.Equal(SkipReason.NoTrigger, reason);
+            Assert.Equal(SkipReason.NoTrigger, job.SkipReason);
 
             A.CallTo(() => ruleTriggerHandler.Trigger(A<Envelope<AppEvent>>._, A<RuleContext>._))
                 .MustNotHaveHappened();
@@ -320,9 +320,9 @@ namespace Squidex.Domain.Apps.Core.Operations.HandleRules
         {
             var @event = Envelope.Create(new ContentCreated());
 
-            var (_, _, reason) = await sut.CreateJobsAsync(@event, Rule()).SingleAsync();
+            var job = await sut.CreateJobsAsync(@event, Rule()).SingleAsync();
 
-            Assert.Equal(SkipReason.WrongEventForTrigger, reason);
+            Assert.Equal(SkipReason.WrongEventForTrigger, job.SkipReason);
 
             A.CallTo(() => ruleTriggerHandler.Trigger(A<Envelope<AppEvent>>._, A<RuleContext>._))
                 .MustNotHaveHappened();
@@ -336,9 +336,9 @@ namespace Squidex.Domain.Apps.Core.Operations.HandleRules
             A.CallTo(() => ruleTriggerHandler.Handles(@event.Payload))
                 .Returns(true);
 
-            var (_, _, reason) = await sut.CreateJobsAsync(@event, RuleInvalidAction()).SingleAsync();
+            var job = await sut.CreateJobsAsync(@event, RuleInvalidAction()).SingleAsync();
 
-            Assert.Equal(SkipReason.NoAction, reason);
+            Assert.Equal(SkipReason.NoAction, job.SkipReason);
 
             A.CallTo(() => ruleTriggerHandler.Trigger(A<Envelope<AppEvent>>._, A<RuleContext>._))
                 .MustNotHaveHappened();
@@ -354,9 +354,9 @@ namespace Squidex.Domain.Apps.Core.Operations.HandleRules
             A.CallTo(() => ruleTriggerHandler.Handles(@event.Payload))
                 .Returns(true);
 
-            var (_, _, reason) = await sut.CreateJobsAsync(@event, Rule(ignoreStale: true)).SingleAsync();
+            var job = await sut.CreateJobsAsync(@event, Rule(ignoreStale: true)).SingleAsync();
 
-            Assert.Equal(SkipReason.TooOld, reason);
+            Assert.Equal(SkipReason.TooOld, job.SkipReason);
 
             A.CallTo(() => ruleTriggerHandler.Trigger(A<Envelope<AppEvent>>._, A<RuleContext>._))
                 .MustNotHaveHappened();
@@ -395,9 +395,9 @@ namespace Squidex.Domain.Apps.Core.Operations.HandleRules
 
             var @event = Envelope.Create(new ContentCreated { FromRule = true });
 
-            var (_, _, reason) = await sut.CreateJobsAsync(@event, context).SingleAsync();
+            var job = await sut.CreateJobsAsync(@event, context).SingleAsync();
 
-            Assert.Equal(SkipReason.FromRule, reason);
+            Assert.Equal(SkipReason.FromRule, job.SkipReason);
 
             A.CallTo(() => ruleTriggerHandler.Trigger(A<Envelope<AppEvent>>._, A<RuleContext>._))
                 .MustNotHaveHappened();
@@ -424,10 +424,10 @@ namespace Squidex.Domain.Apps.Core.Operations.HandleRules
             A.CallTo(() => ruleTriggerHandler.CreateEnrichedEventsAsync(MatchPayload(@event), context, default))
                 .Returns(new List<EnrichedEvent> { enrichedEvent }.ToAsyncEnumerable());
 
-            var (job, _, reason) = await sut.CreateJobsAsync(@event, context).SingleAsync();
+            var job = await sut.CreateJobsAsync(@event, context).SingleAsync();
 
-            Assert.Equal(SkipReason.ConditionDoesNotMatch, reason);
-            Assert.NotNull(job);
+            Assert.Equal(SkipReason.ConditionDoesNotMatch, job.SkipReason);
+            Assert.Equal(enrichedEvent, job.EnrichedEvent);
         }
 
         [Fact]
@@ -443,9 +443,9 @@ namespace Squidex.Domain.Apps.Core.Operations.HandleRules
             A.CallTo(() => ruleTriggerHandler.Trigger(MatchPayload(@event), context))
                 .Throws(new InvalidOperationException());
 
-            var (_, _, reason) = await sut.CreateJobsAsync(@event, context).SingleAsync();
+            var job = await sut.CreateJobsAsync(@event, context).SingleAsync();
 
-            Assert.Equal(SkipReason.Failed, reason);
+            Assert.Equal(SkipReason.Failed, job.SkipReason);
         }
 
         [Fact]
@@ -464,9 +464,9 @@ namespace Squidex.Domain.Apps.Core.Operations.HandleRules
             A.CallTo(() => ruleTriggerHandler.CreateEnrichedEventsAsync(MatchPayload(@event), context, default))
                 .Returns(AsyncEnumerable.Empty<EnrichedEvent>());
 
-            var jobs = await sut.CreateJobsAsync(@event, context).ToListAsync();
+            var job = await sut.CreateJobsAsync(@event, context).ToListAsync();
 
-            Assert.Empty(jobs);
+            Assert.Empty(job);
         }
 
         [Fact]
@@ -490,9 +490,10 @@ namespace Squidex.Domain.Apps.Core.Operations.HandleRules
             A.CallTo(() => ruleTriggerHandler.CreateEnrichedEventsAsync(MatchPayload(@event), context, default))
                 .Returns(new List<EnrichedEvent> { enrichedEvent }.ToAsyncEnumerable());
 
-            var (_, _, reason) = await sut.CreateJobsAsync(@event, context).SingleAsync();
+            var job = await sut.CreateJobsAsync(@event, context).SingleAsync();
 
-            Assert.Equal(SkipReason.ConditionDoesNotMatch, reason);
+            Assert.Equal(SkipReason.ConditionDoesNotMatch, job.SkipReason);
+            Assert.Equal(enrichedEvent, job.EnrichedEvent);
         }
 
         [Fact]
@@ -515,9 +516,9 @@ namespace Squidex.Domain.Apps.Core.Operations.HandleRules
             A.CallTo(() => ruleTriggerHandler.CreateEnrichedEventsAsync(MatchPayload(@event), context, default))
                 .Throws(new InvalidOperationException());
 
-            var (_, _, reason) = await sut.CreateJobsAsync(@event, context).SingleAsync();
+            var job = await sut.CreateJobsAsync(@event, context).SingleAsync();
 
-            Assert.Equal(SkipReason.Failed, reason);
+            Assert.Equal(SkipReason.Failed, job.SkipReason);
         }
 
         [Fact]
@@ -548,9 +549,9 @@ namespace Squidex.Domain.Apps.Core.Operations.HandleRules
             A.CallTo(() => ruleActionHandler.CreateJobAsync(enrichedEvent, context.Rule.Action))
                 .Returns((actionDescription, new ValidData { Value = 10 }));
 
-            var (job, _, _) = await sut.CreateJobsAsync(@event, context).SingleAsync();
+            var job = await sut.CreateJobsAsync(@event, context).SingleAsync();
 
-            AssertJob(now, enrichedEvent, job!);
+            AssertJob(now, enrichedEvent, job);
 
             A.CallTo(() => eventEnricher.EnrichAsync(enrichedEvent, MatchPayload(@event)))
                 .MustHaveHappened();
@@ -584,11 +585,12 @@ namespace Squidex.Domain.Apps.Core.Operations.HandleRules
             A.CallTo(() => ruleActionHandler.CreateJobAsync(enrichedEvent, context.Rule.Action))
                 .Throws(new InvalidOperationException());
 
-            var (job, ex, _) = await sut.CreateJobsAsync(@event, context).SingleAsync();
+            var job = await sut.CreateJobsAsync(@event, context).SingleAsync();
 
-            Assert.NotNull(ex);
-            Assert.NotNull(job?.ActionData);
-            Assert.NotNull(job?.Description);
+            Assert.NotNull(job.Exception);
+            Assert.NotNull(job.Job?.ActionData);
+            Assert.NotNull(job.Job?.Description);
+            Assert.Equal(enrichedEvent, job.EnrichedEvent);
 
             A.CallTo(() => eventEnricher.EnrichAsync(enrichedEvent, MatchPayload(@event)))
                 .MustHaveHappened();
@@ -631,8 +633,8 @@ namespace Squidex.Domain.Apps.Core.Operations.HandleRules
 
             var jobs = await sut.CreateJobsAsync(@event, context, default).ToListAsync();
 
-            AssertJob(now, enrichedEvent1, jobs[0].Job!);
-            AssertJob(now, enrichedEvent1, jobs[1].Job!);
+            AssertJob(now, enrichedEvent1, jobs[0]);
+            AssertJob(now, enrichedEvent2, jobs[1]);
 
             A.CallTo(() => eventEnricher.EnrichAsync(enrichedEvent1, MatchPayload(@event)))
                 .MustHaveHappened();
@@ -741,8 +743,11 @@ namespace Squidex.Domain.Apps.Core.Operations.HandleRules
             return A<Envelope<AppEvent>>.That.Matches(x => x.Payload == @event.Payload);
         }
 
-        private void AssertJob(Instant now, EnrichedContentEvent enrichedEvent, RuleJob job)
+        private void AssertJob(Instant now, EnrichedContentEvent enrichedEvent, JobResult result)
         {
+            var job = result.Job!;
+
+            Assert.Equal(enrichedEvent, result.EnrichedEvent);
             Assert.Equal(enrichedEvent.AppId.Id, job.AppId);
 
             Assert.Equal(actionData, job.ActionData);

backend/tests/Squidex.Domain.Apps.Entities.Tests/Rules/RuleEnqueuerTests.cs

@@ -88,7 +88,7 @@ namespace Squidex.Domain.Apps.Entities.Rules
             };
 
             A.CallTo(() => ruleService.CreateJobsAsync(@event, A<RuleContext>.That.Matches(x => x.Rule == rule.RuleDef), default))
-                .Returns(new List<JobResult> { new JobResult(null) }.ToAsyncEnumerable());
+                .Returns(new List<JobResult> { new JobResult() }.ToAsyncEnumerable());
 
             await sut.EnqueueAsync(rule.RuleDef, rule.Id, @event);
 
@@ -109,7 +109,7 @@ namespace Squidex.Domain.Apps.Entities.Rules
             };
 
             A.CallTo(() => ruleService.CreateJobsAsync(@event, A<RuleContext>.That.Matches(x => x.Rule == rule.RuleDef), default))
-                .Returns(new List<JobResult> { new JobResult(job) }.ToAsyncEnumerable());
+                .Returns(new List<JobResult> { new JobResult { Job = job } }.ToAsyncEnumerable());
 
             await sut.EnqueueAsync(rule.RuleDef, rule.Id, @event);
 
@@ -159,7 +159,7 @@ namespace Squidex.Domain.Apps.Entities.Rules
                 .Returns(new List<IRuleEntity> { rule1, rule2 });
 
             A.CallTo(() => ruleService.CreateJobsAsync(@event, A<RuleContext>.That.Matches(x => x.Rule == rule1.RuleDef), default))
-                .Returns(new List<JobResult> { new JobResult(job1) }.ToAsyncEnumerable());
+                .Returns(new List<JobResult> { new JobResult { Job = job1 } }.ToAsyncEnumerable());
 
             A.CallTo(() => ruleService.CreateJobsAsync(@event, A<RuleContext>.That.Matches(x => x.Rule == rule2.RuleDef), default))
                 .Returns(new List<JobResult>().ToAsyncEnumerable());

frontend/app/features/rules/pages/simulator/rule-simulator-page.component.html

@@ -1,6 +1,6 @@
 <sqx-title message="i18n:rules.ruleSimulator.listPageTitle"></sqx-title>
 
-<sqx-layout layout="simple" titleText="i18n:rules.simulator" [width]="50">    
+<sqx-layout layout="main" titleText="i18n:rules.simulator" [width]="50" [hideSidebar]="true">    
     <ng-container menu>
         <button type="button" class="btn btn-text-secondary" (click)="simulate()" title="i18n:rules.simulateTooltip">
             <i class="icon-play-line"></i> {{ 'rules.simulate' | sqxTranslate }}

frontend/app/features/rules/pages/simulator/simulated-rule-event.component.html

@@ -9,7 +9,7 @@
         <small class="truncate">{{event.skipReason}}</small>
     </td>
     <td class="cell-actions">
-        <button type="button" class="btn btn-outline-secondary btn-expand" [class.expanded]="expanded" [disabled]="!event.error && !event.actionData" (click)="expandedChange.emit()">
+        <button type="button" class="btn btn-outline-secondary btn-expand" [class.expanded]="expanded" (click)="expandedChange.emit()">
             <i class="icon-settings"></i>
         </button>
     </td>
@@ -20,17 +20,72 @@
             <h4>{{ 'common.details' | sqxTranslate }}</h4>
         </div>
 
-        <div class="row event-dump">
-            <div class="form-group" *ngIf="event.actionData">
-                <label>{{ 'rules.actionData' | sqxTranslate }}</label>
-                    
-                <sqx-code-editor [ngModel]="data" [disabled]="true" [wordWrap]="true" height="auto"></sqx-code-editor>
-            </div>
+        <div class="event-dump">
+            <div class="history">
+                <div class="history-start"></div>
+
+                <div>    
+                    <div class="history-transition">
+                        {{ 'rules.simulation.eventQueried' | sqxTranslate }}
+                    </div>
+
+                    <div class="history-state" *ngIf="event.event">
+                        <label>{{ 'common.event' | sqxTranslate }}</label>
+                            
+                        <sqx-code-editor [ngModel]="event.event" valueMode="Json" [disabled]="true" [wordWrap]="false" height="auto" [maxLines]="20"></sqx-code-editor>
+                    </div>
+
+                    <ng-container *ngIf="event.enrichedEvent; else error1">
+                        <div class="history-transition">
+                            {{ 'rules.simulation.eventEnriched' | sqxTranslate }}
+                        </div>
         
-            <div class="form-group" *ngIf="event.error">
-                <label>{{ 'common.error' | sqxTranslate }}</label>
+                        <div class="history-state" *ngIf="event.enrichedEvent">
+                            <label>{{ 'rules.enrichedEvent' | sqxTranslate }}</label>
+                                
+                            <sqx-code-editor [ngModel]="event.enrichedEvent" valueMode="Json" [disabled]="true" [wordWrap]="false" height="auto" [maxLines]="20"></sqx-code-editor>
+                        </div>
+        
+                        <ng-container *ngIf="event.enrichedEvent; else error2">
+                            <div class="history-transition">
+                                {{ 'rules.simulation.conditionEvaluated' | sqxTranslate }}
+                            </div>
+                            
+                            <div class="history-transition">
+                                {{ 'rules.simulation.actionCreated' | sqxTranslate }}
+                            </div>
+            
+                            <div class="history-state" *ngIf="event.actionData">
+                                <label>{{ 'rules.actionData' | sqxTranslate }}</label>
+                                    
+                                <sqx-code-editor [ngModel]="data" [disabled]="true" [wordWrap]="true" height="auto" [maxLines]="20"></sqx-code-editor>
+                            </div>
+                            
+                            <div class="history-transition">
+                                {{ 'rules.simulation.actionExecuted' | sqxTranslate }}
+                            </div>
+                        </ng-container>
+                        <ng-template #error2>
+                            <div class="history-transition text-danger">
+                                {{ errorText | sqxTranslate }}
+                            </div>
+                        </ng-template>
+                    </ng-container>
+
+                    <ng-template #error1>
+                        <div class="history-transition text-danger">
+                            {{ errorText | sqxTranslate }}
+                        </div>
+                    </ng-template>
                 
-                <sqx-code-editor [ngModel]="event.error" [disabled]="true" [wordWrap]="true" height="auto"></sqx-code-editor>
+                    <div class="history-state" *ngIf="event.error">
+                        <label>{{ 'common.error' | sqxTranslate }}</label>
+                        
+                        <sqx-code-editor [ngModel]="event.error" [disabled]="true" [wordWrap]="true" height="auto" [maxLines]="20"></sqx-code-editor>
+                    </div>
+                </div>
+
+                <div class="history-end"></div>
             </div>
         </div>
     </td>

frontend/app/features/rules/pages/simulator/simulated-rule-event.component.scss

@@ -35,4 +35,68 @@ td {
             margin: 0;
         }
     }
+}
+
+$history-dot-size: 10px;
+$history-dot-offset-x: -($history-dot-size * .5 + 1px);
+$history-dot-sm-size: 6px;
+$history-dot-sm-offset-x: -($history-dot-sm-size * .5 + 1px);
+
+.history {
+    border-left: 2px dashed $color-border;
+    margin: .5rem 0;
+    padding: .5rem 1.5rem;
+    padding-right: 0;
+    position: relative;
+
+    &-state {
+        position: relative;
+
+        &::before {
+            @include circle($history-dot-size);
+            @include absolute(.5rem, null, null, -1.5rem);
+            background: $color-border;
+            content: '';
+            margin: 0;
+            margin-left: $history-dot-offset-x;
+        }
+    }
+
+    &-transition {
+        font-size: 85%;
+        font-weight: normal;
+        margin: 1rem 0;
+        position: relative;
+
+        &::before {
+            @include circle($history-dot-sm-size);
+            @include absolute(.5rem, null, null, -1.5rem);
+            background: $color-border;
+            content: '';
+            margin: 0;
+            margin-left: $history-dot-sm-offset-x;
+        }
+
+        &:first-child {
+            margin-top: 0;
+        }
+
+        &:last-child {
+            margin-bottom: 0;
+        }
+    }
+
+    &-start,
+    &-end {
+        @include circle($history-dot-size);
+        background: $color-border;
+    }
+
+    &-start {
+        @include absolute(-$history-dot-size * .5, null, null, $history-dot-offset-x);
+    }
+
+    &-end {
+        @include absolute(null, null, -$history-dot-size * .5, $history-dot-offset-x);
+    }
 }

frontend/app/features/rules/pages/simulator/simulated-rule-event.component.ts

@@ -38,6 +38,10 @@ export class SimulatedRuleEventComponent {
         return result;
     }
 
+    public get errorText() {
+        return `rules.simulation.error${this.event.skipReason}`;
+    }
+
     public get status() {
         if (this.event.error) {
             return 'Failed';

frontend/app/framework/angular/forms/editors/code-editor.component.ts

@@ -49,6 +49,9 @@ export class CodeEditorComponent extends StatefulControlComponent<{}, string> im
     @Input()
     public valueMode: 'String' | 'Json' = 'String';
 
+    @Input()
+    public maxLines: number | undefined;
+
     @Input()
     public wordWrap: boolean;
 
@@ -80,7 +83,7 @@ export class CodeEditorComponent extends StatefulControlComponent<{}, string> im
             this.setMode();
         }
 
-        if (changes['height']) {
+        if (changes['height'] || changes['maxLines']) {
             this.setHeight();
         }
 
@@ -246,7 +249,7 @@ export class CodeEditorComponent extends StatefulControlComponent<{}, string> im
             } else if (this.height === 'auto') {
                 this.aceEditor.setOptions({
                     minLines: 3,
-                    maxLines: 500,
+                    maxLines: this.maxLines || 500,
                 });
             }
         }

frontend/app/shared/services/rules.service.spec.ts

@@ -416,6 +416,8 @@ describe('RulesService', () => {
 
         return {
             eventName: `name${key}`,
+            event: { value: 'simple' },
+            enrichedEvent: { value: 'enriched' },
             actionName: `action-name${key}`,
             actionData: `action-data${key}`,
             error: `error${key}`,
@@ -479,6 +481,8 @@ export function createSimulatedRuleEvent(id: number, suffix = '') {
 
     return new SimulatedRuleEventDto({},
         `name${key}`,
+        { value: 'simple' },
+        { value: 'enriched' },
         `action-name${key}`,
         `action-data${key}`,
         `error${key}`,

frontend/app/shared/services/rules.service.ts

@@ -199,6 +199,8 @@ export class SimulatedRuleEventDto {
 
     constructor(links: ResourceLinks,
         public readonly eventName: string,
+        public readonly event: any,
+        public readonly enrichedEvent: any | undefined,
         public readonly actionName: string | undefined,
         public readonly actionData: string | undefined,
         public readonly error: string | undefined,
@@ -451,6 +453,8 @@ function parseRuleEvent(response: any) {
 function parseSimulatedRuleEvent(response: any) {
     return new SimulatedRuleEventDto(response._links,
         response.eventName,
+        response.event,
+        response.enrichedEvent,
         response.actionName,
         response.actionData,
         response.error,