{
  "type": "REST",
  "operations": [
    {
      "name": "Validate",
      "key": "validate",
      "inputParameters": [
        {
          "name": "text",
          "displayName": "Content to check",
          "type": "string",
          "required": true,
          "bodyLocation": "input"
        }
      ],
      "outputParameters": [
        {
          "name": "passed",
          "displayName": "Passed",
          "type": "boolean",
          "applyMappingConfig": "always"
        },
        {
          "name": "reason",
          "displayName": "Reason",
          "type": "string",
          "applyMappingConfig": "always"
        }
      ],
      "config": {
        "method": "POST",
        "url": "v1/moderations",
        "httpResponseHandler": {
          "type": "script",
          "implementation": {
            "language": "javaScript",
            "script": "var statusCode = flwHttpResponse.getStatusCode();\n\nif(statusCode === 401 || statusCode === 403)\n{\n    throw 'OpenAI Moderation API authentication failed (HTTP ' + statusCode + '). Verify the API key is configured correctly.';\n}\n\nif(statusCode < 200 || statusCode >= 300)\n{\n    throw 'OpenAI Moderation API returned HTTP ' + statusCode + ': ' + flwHttpResponse.getBody();\n}\n\nvar result = flw.json.createObject();\nresult.putBoolean('passed', true);\nresult.putString('reason', '');\n\nvar json = flw.json.stringToJson(flwHttpResponse.getBody());\nvar results = json.path('results');\n\nif(results.isArray() && results.size() > 0) {\n    var firstResult = results.path(0);\n    if (firstResult.path('flagged').asBoolean()) {\n        result.putBoolean('passed', false);\n        var categories = firstResult.path('categories');\n        var flagged = [];\n        var fieldNames = categories.fieldNames();\n        for (var i = 0; i < fieldNames.size(); i++) {\n            var cat = fieldNames.get(i);\n            if (categories.path(cat).asBoolean()) {\n                flagged.push(cat);\n            }\n        }\n        result.putString('reason', 'Content flagged: ' + flagged.join(', '));\n    }\n}\n\nflwHttpResponse.setBody(flw.json.jsonToString(result));"
          }
        }
      },
      "type": "search"
    }
  ],
  "config": {
    "baseUrl": "https://api.openai.com",
    "authorization": {
      "type": "bearer",
      "value": "${OPENAI_API_KEY}",
      "bearer": {
        "token": {
          "type": "secret",
          "value": "openAIKey"
        }
      }
    }
  },
  "name": "OpenAI Moderation Guardrail",
  "key": "openAiModerationGuardrail",
  "description": "Checks content for policy violations using the OpenAI Moderation API. Detects hate, harassment, sexual content, violence, and self-harm."
}