{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://api.climate.com/api/schemas/field",
  "title": "Climate FieldView Field",
  "description": "Schema representing an agricultural field in the Climate FieldView platform, including its boundary, metadata, and associated agronomic layers.",
  "type": "object",
  "required": ["id", "name"],
  "properties": {
    "id": {
      "type": "string",
      "format": "uuid",
      "description": "Unique field identifier"
    },
    "name": {
      "type": "string",
      "description": "Field name as entered by the grower",
      "maxLength": 255
    },
    "growerName": {
      "type": "string",
      "description": "Name of the grower who owns this field"
    },
    "farmName": {
      "type": "string",
      "description": "Farm or operation name the field belongs to"
    },
    "acreage": {
      "type": "number",
      "format": "double",
      "description": "Field area in acres",
      "minimum": 0
    },
    "boundary": {
      "$ref": "#/$defs/GeoJsonFeature",
      "description": "Field boundary as a GeoJSON polygon"
    },
    "centroid": {
      "$ref": "#/$defs/GeoPoint",
      "description": "Geographic centroid of the field"
    },
    "state": {
      "type": "string",
      "description": "US state abbreviation where the field is located",
      "pattern": "^[A-Z]{2}$"
    },
    "county": {
      "type": "string",
      "description": "County name where the field is located"
    },
    "createdAt": {
      "type": "string",
      "format": "date-time",
      "description": "Field creation timestamp in the platform"
    },
    "updatedAt": {
      "type": "string",
      "format": "date-time",
      "description": "Last field modification timestamp"
    }
  },
  "$defs": {
    "GeoJsonFeature": {
      "type": "object",
      "required": ["type", "geometry"],
      "properties": {
        "type": {
          "type": "string",
          "const": "Feature"
        },
        "geometry": {
          "oneOf": [
            { "$ref": "#/$defs/Polygon" },
            { "$ref": "#/$defs/MultiPolygon" }
          ]
        },
        "properties": {
          "type": ["object", "null"]
        }
      }
    },
    "Polygon": {
      "type": "object",
      "required": ["type", "coordinates"],
      "properties": {
        "type": {
          "type": "string",
          "const": "Polygon"
        },
        "coordinates": {
          "type": "array",
          "items": {
            "type": "array",
            "items": {
              "$ref": "#/$defs/Position"
            },
            "minItems": 4
          }
        }
      }
    },
    "MultiPolygon": {
      "type": "object",
      "required": ["type", "coordinates"],
      "properties": {
        "type": {
          "type": "string",
          "const": "MultiPolygon"
        },
        "coordinates": {
          "type": "array",
          "items": {
            "type": "array",
            "items": {
              "type": "array",
              "items": {
                "$ref": "#/$defs/Position"
              }
            }
          }
        }
      }
    },
    "Position": {
      "type": "array",
      "description": "[longitude, latitude] coordinate pair",
      "minItems": 2,
      "maxItems": 3,
      "items": {
        "type": "number"
      }
    },
    "GeoPoint": {
      "type": "object",
      "required": ["latitude", "longitude"],
      "properties": {
        "latitude": {
          "type": "number",
          "format": "double",
          "minimum": -90,
          "maximum": 90
        },
        "longitude": {
          "type": "number",
          "format": "double",
          "minimum": -180,
          "maximum": 180
        }
      }
    }
  }
}