{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "SeaDOTs Catalog Data Tabular Survey",
  "description": "Survey-style tabular profile for saltmarsh perceptions data. It extends the SeaDOTs tabular catalog record profile with questionnaire-variable metadata, ELSST/CESSDA vocabulary links, and DDI-style descriptions.\n",
  "allOf": [
    {
      "$ref": "https://ogcincubator.github.io/bblocks-seadots/build/annotated/hosted/seadots/catalog-data-tabular/schema.json"
    }
  ],
  "type": "object",
  "required": [
    "type",
    "properties",
    "links"
  ],
  "properties": {
    "type": {
      "const": "Feature"
    },
    "properties": {
      "type": "object",
      "additionalProperties": true,
      "properties": {
        "survey:studyTitle": {
          "type": "string",
          "x-jsonld-id": "https://example.org/seadots/survey#studyTitle"
        },
        "survey:studyDescription": {
          "type": "string",
          "x-jsonld-id": "https://example.org/seadots/survey#studyDescription"
        },
        "survey:variableMetadata": {
          "type": "array",
          "items": {
            "type": "object",
            "required": [
              "variableName"
            ],
            "properties": {
              "variableName": {
                "type": "string"
              },
              "questionText": {
                "type": "string"
              },
              "label": {
                "type": "string"
              },
              "conceptUri": {
                "type": "string",
                "x-jsonld-id": "https://example.org/seadots/survey#conceptUri"
              },
              "vocabularyUri": {
                "type": "string",
                "x-jsonld-id": "https://example.org/seadots/survey#vocabularyUri"
              },
              "ddi:variableDescription": {
                "type": "string",
                "x-jsonld-id": "https://ddialliance.org/terms#variableDescription"
              }
            }
          },
          "x-jsonld-id": "https://example.org/seadots/survey#variableMetadata"
        },
        "survey:controlledVocabulary": {
          "type": "array",
          "items": {
            "type": "object",
            "properties": {
              "scheme": {
                "type": "string"
              },
              "uri": {
                "type": "string"
              },
              "label": {
                "type": "string"
              }
            }
          },
          "x-jsonld-id": "https://example.org/seadots/survey#controlledVocabulary"
        }
      }
    },
    "links": {
      "type": "array",
      "contains": {
        "type": "object",
        "required": [
          "rel",
          "href"
        ],
        "properties": {
          "rel": {
            "const": "profile"
          },
          "href": {
            "const": "bblocks://ogc.hosted.seadots.catalog-data-tabular-survey"
          }
        }
      }
    }
  },
  "x-jsonld-prefixes": {
    "survey": "https://example.org/seadots/survey#",
    "ddi": "https://ddialliance.org/terms#",
    "elsst": "https://elsst.uk/terms#",
    "cessda": "https://vocabularies.cessda.eu/terms#"
  }
}