AWS SF Viewer readme and some bug fixes

README.md

@@ -13,27 +13,27 @@ A comprehensive web-based developer toolkit built with Flask. Simple, fast, and
 
 ## Features
 
-- **9 Developer Tools** - JSON/YAML formatters, converters, diff viewer, regex tester, and more
+- **11 Developer Tools** - JSON/YAML formatters, converters, diff viewer, regex tester, aws-sf-viewer and more
 - **History Tracking** - Save and retrieve tool usage across sessions
 - **Configurable** - Enable/disable tools via configuration
 - **Modern UI** - Clean, responsive interface
 - **Privacy-First** - All processing happens locally
 
 ## Available Tools
 
-| Tool | Description | Status |
-|------|-------------|--------|
-| **Scratchpad** | Simple note-taking tool with history tracking | Stable |
-| **JSON Tool** | Format, validate, and minify JSON data | Stable |
-| **YAML Tool** | Format, validate, and work with YAML data | Stable |
-| **JSON-YAML-XML Converter** | Bidirectional format conversion | Stable |
-| **Text Diff Tool** | Compare text side-by-side with highlighting | Stable |
-| **Regex Tester** | Interactive regex testing with live highlighting | Stable |
-| **Cron Parser** | Parse cron expressions with human-readable output | Stable |
-| **Scientific Calculator** | Advanced calculator with graphing support | Stable |
-| **JWT Decoder** | Decode and analyze JWT tokens | Stable |
-| **Sources Manager** | Manage data sources (local, S3, SFTP, HTTP) | Stable |
-| **AWS Step Functions Viewer** | Visualize state machines | Beta (disabled by default) |
+| Tool | Description | Status          |
+|------|-------------|-----------------|
+| **Scratchpad** | Simple note-taking tool with history tracking | Disabled (Beta) |
+| **JSON Tool** | Format, validate, and minify JSON data | Stable          |
+| **YAML Tool** | Format, validate, and work with YAML data | Stable          |
+| **JSON-YAML-XML Converter** | Bidirectional format conversion | Stable          |
+| **Text Diff Tool** | Compare text side-by-side with highlighting | Stable          |
+| **Regex Tester** | Interactive regex testing with live highlighting | Stable          |
+| **Cron Parser** | Parse cron expressions with human-readable output | Stable          |
+| **Scientific Calculator** | Advanced calculator with graphing support | Stable          |
+| **JWT Decoder** | Decode and analyze JWT tokens | Stable          |
+| **Sources Manager** | Manage data sources (local, S3, SFTP, HTTP) | Stable          |
+| **AWS Step Functions Viewer** | Visualize state machines | Beta            |
 
 ## Screenshots
 
@@ -55,6 +55,9 @@ A comprehensive web-based developer toolkit built with Flask. Simple, fast, and
 ### Scientific Calculator
 ![Scientific Calculator](screenshots/scientific-calculator.png)
 
+### AWS SF Viewer (Beta)
+![AWS SF Viewer](screenshots/aws-sf-viewer.png)
+
 ## Quick Start
 
 ```bash

frontend/static/examples/aws-sf/ultra-complex-workflow.json

@@ -0,0 +1,288 @@
+{
+  "Comment": "Ultra-complex orchestration with nested parallelism, map, saga, and callbacks",
+  "StartAt": "ValidateRequest",
+  "States": {
+
+    "ValidateRequest": {
+      "Type": "Task",
+      "Resource": "arn:aws:lambda:us-east-1:123:function:validate",
+      "TimeoutSeconds": 10,
+      "Retry": [{
+        "ErrorEquals": ["States.ALL"],
+        "IntervalSeconds": 2,
+        "MaxAttempts": 3,
+        "BackoffRate": 2
+      }],
+      "Catch": [{
+        "ErrorEquals": ["States.ALL"],
+        "Next": "FailWorkflow"
+      }],
+      "Next": "PreflightChecks"
+    },
+
+    "PreflightChecks": {
+      "Type": "Parallel",
+      "Next": "MainProcessing",
+      "Branches": [
+
+        {
+          "StartAt": "CheckQuota",
+          "States": {
+            "CheckQuota": {
+              "Type": "Task",
+              "Resource": "arn:aws:lambda:us-east-1:123:function:check-quota",
+              "End": true
+            }
+          }
+        },
+
+        {
+          "StartAt": "CheckDependencies",
+          "States": {
+            "CheckDependencies": {
+              "Type": "Task",
+              "Resource": "arn:aws:lambda:us-east-1:123:function:check-deps",
+              "End": true
+            }
+          }
+        },
+
+        {
+          "StartAt": "CheckFeatureFlags",
+          "States": {
+            "CheckFeatureFlags": {
+              "Type": "Task",
+              "Resource": "arn:aws:lambda:us-east-1:123:function:feature-flags",
+              "End": true
+            }
+          }
+        }
+      ]
+    },
+
+    "MainProcessing": {
+      "Type": "Parallel",
+      "Next": "EvaluateGlobalRisk",
+      "Branches": [
+
+        {
+          "StartAt": "IngestPipeline",
+          "States": {
+            "IngestPipeline": {
+              "Type": "Parallel",
+              "Next": "PersistRawData",
+              "Branches": [
+
+                {
+                  "StartAt": "PullFromS3",
+                  "States": {
+                    "PullFromS3": {
+                      "Type": "Task",
+                      "Resource": "arn:aws:lambda:us-east-1:123:function:pull-s3",
+                      "End": true
+                    }
+                  }
+                },
+
+                {
+                  "StartAt": "PullFromAPI",
+                  "States": {
+                    "PullFromAPI": {
+                      "Type": "Task",
+                      "Resource": "arn:aws:lambda:us-east-1:123:function:pull-api",
+                      "Retry": [{
+                        "ErrorEquals": ["States.Timeout"],
+                        "IntervalSeconds": 5,
+                        "MaxAttempts": 3
+                      }],
+                      "End": true
+                    }
+                  }
+                }
+
+              ]
+            },
+
+            "PersistRawData": {
+              "Type": "Task",
+              "Resource": "arn:aws:lambda:us-east-1:123:function:persist-raw",
+              "End": true
+            }
+          }
+        },
+
+        {
+          "StartAt": "RiskAssessment",
+          "States": {
+            "RiskAssessment": {
+              "Type": "Parallel",
+              "Next": "ComputeRiskScore",
+              "Branches": [
+
+                {
+                  "StartAt": "FraudScan",
+                  "States": {
+                    "FraudScan": {
+                      "Type": "Task",
+                      "Resource": "arn:aws:lambda:us-east-1:123:function:fraud-scan",
+                      "End": true
+                    }
+                  }
+                },
+
+                {
+                  "StartAt": "ComplianceScan",
+                  "States": {
+                    "ComplianceScan": {
+                      "Type": "Task",
+                      "Resource": "arn:aws:lambda:us-east-1:123:function:compliance",
+                      "End": true
+                    }
+                  }
+                },
+
+                {
+                  "StartAt": "AnomalyDetection",
+                  "States": {
+                    "AnomalyDetection": {
+                      "Type": "Task",
+                      "Resource": "arn:aws:lambda:us-east-1:123:function:anomaly",
+                      "End": true
+                    }
+                  }
+                }
+
+              ]
+            },
+
+            "ComputeRiskScore": {
+              "Type": "Task",
+              "Resource": "arn:aws:lambda:us-east-1:123:function:risk-score",
+              "End": true
+            }
+          }
+        },
+
+        {
+          "StartAt": "MetadataPipeline",
+          "States": {
+            "MetadataPipeline": {
+              "Type": "Task",
+              "Resource": "arn:aws:lambda:us-east-1:123:function:metadata",
+              "End": true
+            }
+          }
+        }
+      ]
+    },
+
+    "EvaluateGlobalRisk": {
+      "Type": "Choice",
+      "Choices": [
+        {
+          "Variable": "$.risk.score",
+          "NumericGreaterThan": 80,
+          "Next": "ManualApproval"
+        }
+      ],
+      "Default": "ProcessItems"
+    },
+
+    "ProcessItems": {
+      "Type": "Map",
+      "ItemsPath": "$.items",
+      "MaxConcurrency": 10,
+      "Iterator": {
+        "StartAt": "ItemRouting",
+        "States": {
+
+          "ItemRouting": {
+            "Type": "Choice",
+            "Choices": [
+              {
+                "Variable": "$.type",
+                "StringEquals": "FAST",
+                "Next": "FastItemFlow"
+              }
+            ],
+            "Default": "SlowItemFlow"
+          },
+
+          "FastItemFlow": {
+            "Type": "Task",
+            "Resource": "arn:aws:lambda:us-east-1:123:function:fast-item",
+            "End": true
+          },
+
+          "SlowItemFlow": {
+            "Type": "Parallel",
+            "Next": "FinalizeItem",
+            "Branches": [
+
+              {
+                "StartAt": "TransformItem",
+                "States": {
+                  "TransformItem": {
+                    "Type": "Task",
+                    "Resource": "arn:aws:lambda:us-east-1:123:function:transform",
+                    "End": true
+                  }
+                }
+              },
+
+              {
+                "StartAt": "EnrichItem",
+                "States": {
+                  "EnrichItem": {
+                    "Type": "Task",
+                    "Resource": "arn:aws:lambda:us-east-1:123:function:enrich",
+                    "End": true
+                  }
+                }
+              }
+
+            ]
+          },
+
+          "FinalizeItem": {
+            "Type": "Task",
+            "Resource": "arn:aws:lambda:us-east-1:123:function:finalize-item",
+            "End": true
+          }
+        }
+      },
+      "Next": "FinalizeWorkflow"
+    },
+
+    "ManualApproval": {
+      "Type": "Task",
+      "Resource": "arn:aws:states:::sns:publish.waitForTaskToken",
+      "TimeoutSeconds": 86400,
+      "HeartbeatSeconds": 3600,
+      "Parameters": {
+        "Message": {
+          "TaskToken.$": "$.Task.Token",
+          "Input.$": "$"
+        },
+        "TopicArn": "arn:aws:sns:us-east-1:123:manual-approval"
+      },
+      "Next": "ProcessItems"
+    },
+
+    "FinalizeWorkflow": {
+      "Type": "Task",
+      "Resource": "arn:aws:lambda:us-east-1:123:function:finalize",
+      "Next": "SucceedWorkflow"
+    },
+
+    "SucceedWorkflow": {
+      "Type": "Succeed"
+    },
+
+    "FailWorkflow": {
+      "Type": "Fail",
+      "Error": "WorkflowFailed",
+      "Cause": "Unhandled failure"
+    }
+  }
+}