{
  "document": {
    "dsl": "1.0.0",
    "name": "Workflow",
    "version": "0.0.1",
    "namespace": "default",
    "metadata": {
      "variables": {
        "schema": {
          "format": "json",
          "document": {
            "type": "object",
            "properties": {
              "totalAmount": { "type": "number", "default": 0 },
              "highValueCount": { "type": "number", "default": 0 },
              "tier": { "type": "string", "default": "" },
              "errorMsg": { "type": "string", "default": "" }
            },
            "title": "Variables"
          }
        }
      }
    }
  },
  "input": {
    "schema": {
      "format": "json",
      "document": {
        "type": "object",
        "properties": {
          "transactions": { "type": "array" }
        },
        "title": "Inputs"
      }
    }
  },
  "output": {
    "schema": {
      "format": "json",
      "document": {
        "type": "object",
        "properties": {
          "totalAmount": { "type": "number" },
          "highValueCount": { "type": "number" },
          "tier": { "type": "string" },
          "errorMsg": { "type": "string" }
        },
        "title": "Outputs"
      }
    }
  },
  "do": [
    {
      "Sequence_1": {
        "do": [
          {
            "WorkflowStart": {
              "set": "${Object.entries($workflow.definition?.document?.metadata?.variables?.schema?.document?.properties || {}).reduce((acc, [name, def]) => ({ ...acc, [name]: def?.default }), {}) }",
              "output": { "as": "${$input}" },
              "export": { "as": "{ ...$context, variables: { ...$context.variables, ...$output } }" },
              "metadata": { "activityType": "Assign", "displayName": "Workflow start", "fullName": "Assign", "isTransparent": true }
            }
          },
          {
            "Try_Catch_1": {
              "try": [
                {
                  "For_Each_1": {
                    "for": {
                      "each": "currentItem",
                      "in": "${$workflow.input.transactions}",
                      "at": "currentItemIndex"
                    },
                    "do": [
                      {
                        "For_Each_1#Body": {
                          "do": [
                            {
                              "Javascript_1": {
                                "run": {
                                  "script": {
                                    "language": "javascript",
                                    "code": "if (typeof $currentItem.amount !== 'number') { throw new Error('Transaction ' + $currentItemIndex + ' has non-numeric amount'); } if ($currentItem.amount < 0) { throw new Error('Transaction ' + $currentItemIndex + ' has negative amount: ' + $currentItem.amount); } return { amount: $currentItem.amount, isHighValue: $currentItem.amount > 1000 };",
                                    "arguments": "${{ \"$context\": $context, \"$workflow\": $workflow, \"$input\": $input }}"
                                  }
                                },
                                "export": { "as": "{ ...$context, outputs: { ...$context?.outputs, \"Javascript_1\": $output } }" },
                                "metadata": { "activityType": "JsInvoke", "displayName": "Validate Transaction", "fullName": "JsInvoke" }
                              }
                            },
                            {
                              "If_1#Wrapper": {
                                "do": [
                                  {
                                    "If_1": {
                                      "switch": [
                                        { "case": { "when": "${$context.outputs.Javascript_1.isHighValue}", "then": "If_1#Then" } },
                                        { "default": { "then": "If_1#Else" } }
                                      ],
                                      "metadata": { "displayName": "If" }
                                    }
                                  },
                                  {
                                    "If_1#Then": {
                                      "do": [
                                        {
                                          "Assign_AddTotalHigh": {
                                            "set": { "totalAmount": "${$context.variables.totalAmount + $context.outputs.Javascript_1.amount}" },
                                            "export": { "as": "{ ...$context, variables: { ...$context.variables, ...$output } }" },
                                            "metadata": { "activityType": "Assign", "displayName": "Add To Total (high)", "fullName": "Assign", "isTransparent": false }
                                          }
                                        },
                                        {
                                          "Assign_IncHighCount": {
                                            "set": { "highValueCount": "${$context.variables.highValueCount + 1}" },
                                            "export": { "as": "{ ...$context, variables: { ...$context.variables, ...$output } }" },
                                            "metadata": { "activityType": "Assign", "displayName": "Increment High Count", "fullName": "Assign", "isTransparent": false }
                                          }
                                        }
                                      ],
                                      "then": "exit"
                                    }
                                  },
                                  {
                                    "If_1#Else": {
                                      "do": [
                                        {
                                          "Assign_AddTotalLow": {
                                            "set": { "totalAmount": "${$context.variables.totalAmount + $context.outputs.Javascript_1.amount}" },
                                            "export": { "as": "{ ...$context, variables: { ...$context.variables, ...$output } }" },
                                            "metadata": { "activityType": "Assign", "displayName": "Add To Total (low)", "fullName": "Assign", "isTransparent": false }
                                          }
                                        }
                                      ],
                                      "then": "exit"
                                    }
                                  }
                                ],
                                "export": { "as": "{ ...$context, outputs: { ...$context?.outputs, \"If_1\": $output } }" },
                                "metadata": { "activityType": "If", "displayName": "If", "fullName": "If" }
                              }
                            }
                          ],
                          "export": {
                            "as": "{ ...$context, outputs: { ...$context?.outputs, \"For_Each_1\": { ...$context?.outputs?.For_Each_1, results: [ ...($currentItemIndex == 0 ? [] : ($context?.outputs?.For_Each_1?.results ?? [])), ...([$output] ?? []) ] } } }"
                          }
                        }
                      }
                    ],
                    "output": { "as": "${$context.outputs.For_Each_1}" },
                    "metadata": { "activityType": "ForEach", "displayName": "Process Transactions", "fullName": "ForEach" }
                  }
                },
                {
                  "If_2#Wrapper": {
                    "do": [
                      {
                        "If_2": {
                          "switch": [
                            { "case": { "when": "${$context.variables.totalAmount > 10000}", "then": "If_2#Then" } },
                            { "default": { "then": "If_2#Else" } }
                          ],
                          "metadata": { "displayName": "If" }
                        }
                      },
                      {
                        "If_2#Then": {
                          "do": [
                            {
                              "Assign_TierPlatinum": {
                                "set": { "tier": "${'PLATINUM'}" },
                                "export": { "as": "{ ...$context, variables: { ...$context.variables, ...$output } }" },
                                "metadata": { "activityType": "Assign", "displayName": "Set PLATINUM", "fullName": "Assign", "isTransparent": false }
                              }
                            }
                          ],
                          "then": "exit"
                        }
                      },
                      {
                        "If_2#Else": {
                          "do": [
                            {
                              "If_3#Wrapper": {
                                "do": [
                                  {
                                    "If_3": {
                                      "switch": [
                                        { "case": { "when": "${$context.variables.totalAmount > 1000}", "then": "If_3#Then" } },
                                        { "default": { "then": "If_3#Else" } }
                                      ],
                                      "metadata": { "displayName": "If" }
                                    }
                                  },
                                  {
                                    "If_3#Then": {
                                      "do": [
                                        {
                                          "Assign_TierGold": {
                                            "set": { "tier": "${'GOLD'}" },
                                            "export": { "as": "{ ...$context, variables: { ...$context.variables, ...$output } }" },
                                            "metadata": { "activityType": "Assign", "displayName": "Set GOLD", "fullName": "Assign", "isTransparent": false }
                                          }
                                        }
                                      ],
                                      "then": "exit"
                                    }
                                  },
                                  {
                                    "If_3#Else": {
                                      "do": [
                                        {
                                          "Assign_TierStandard": {
                                            "set": { "tier": "${'STANDARD'}" },
                                            "export": { "as": "{ ...$context, variables: { ...$context.variables, ...$output } }" },
                                            "metadata": { "activityType": "Assign", "displayName": "Set STANDARD", "fullName": "Assign", "isTransparent": false }
                                          }
                                        }
                                      ],
                                      "then": "exit"
                                    }
                                  }
                                ],
                                "export": { "as": "{ ...$context, outputs: { ...$context?.outputs, \"If_3\": $output } }" },
                                "metadata": { "activityType": "If", "displayName": "If", "fullName": "If" }
                              }
                            }
                          ],
                          "then": "exit"
                        }
                      }
                    ],
                    "export": { "as": "{ ...$context, outputs: { ...$context?.outputs, \"If_2\": $output } }" },
                    "metadata": { "activityType": "If", "displayName": "If", "fullName": "If" }
                  }
                }
              ],
              "catch": {
                "as": "error",
                "do": [
                  {
                    "Assign_ErrMsg": {
                      "set": { "errorMsg": "${$error.title}" },
                      "export": { "as": "{ ...$context, variables: { ...$context.variables, ...$output } }" },
                      "metadata": { "activityType": "Assign", "displayName": "Capture Error Message", "fullName": "Assign", "isTransparent": false }
                    }
                  },
                  {
                    "Assign_TierInvalid": {
                      "set": { "tier": "${'INVALID'}" },
                      "export": { "as": "{ ...$context, variables: { ...$context.variables, ...$output } }" },
                      "metadata": { "activityType": "Assign", "displayName": "Mark Tier INVALID", "fullName": "Assign", "isTransparent": false }
                    }
                  }
                ]
              },
              "export": { "as": "{ ...$context, outputs: { ...$context?.outputs, \"Try_Catch_1\": $output } }" },
              "metadata": { "activityType": "TryCatch", "displayName": "Process With Recovery", "fullName": "TryCatch" }
            }
          },
          {
            "Response_1": {
              "response": "${{ totalAmount: $context.variables.totalAmount, highValueCount: $context.variables.highValueCount, tier: $context.variables.tier, errorMsg: $context.variables.errorMsg }}",
              "markJobAsFailed": false,
              "then": "end",
              "export": { "as": "{ ...$context, outputs: { ...$context?.outputs, \"Response_1\": $output } }" },
              "metadata": { "activityType": "Response", "displayName": "Response", "fullName": "Response" }
            }
          }
        ],
        "metadata": { "activityType": "Sequence", "displayName": "Sequence", "fullName": "Sequence" }
      }
    }
  ],
  "evaluate": { "mode": "strict", "language": "javascript" }
}