{
  "description": "ELIXIR Luxembourg Projects Schema",
  "title": "A JSON Schema for describing biomedical research Projects.",
  "$schema": "http://json-schema.org/draft-04/schema#",
  "type": "object",
  "allOf": [{
    "$ref": "#/definitions/elu:project"
  }],
  "definitions": {
    "elu:project": {
      "type": "object",
      "allOf": [
        {
          "$ref": "https://git-r3lab.uni.lu/pinar.alper/metadata-tools/raw/master/metadata_tools/resources/elu-core.json"
        }
      ],
      "properties": {
        "has_institutional_ethics_approval": {
          "type": "boolean"
        },
        "institutional_ethics_approval_notes": {
          "type": ["string", "null"]
        },
        "has_national_ethics_approval": {
          "type": "boolean"
        },
        "national_ethics_approval_notes": {
          "type": ["string", "null"]
        },
        "start_date": {
          "type": ["string", "null"],
          "pattern": "^[0-9]{4}-[0-9]{2}-[0-9]{2}$"
        },
        "end_date": {
          "type": ["string", "null"],
          "pattern": "^[0-9]{4}-[0-9]{2}-[0-9]{2}$"
        }
      }
    }
  }
}