{
  "$comment": "Anonymous bounded aggregates, decimal raw units and strict same-snapshot counts; also run model validation and server-side ownership/environment checks.",
  "$defs": {
    "Language": {
      "enum": [
        "c17",
        "cpp20",
        "python313",
        "java21"
      ],
      "title": "Language",
      "type": "string"
    },
    "PerformanceBucket": {
      "additionalProperties": false,
      "properties": {
        "count": {
          "maximum": 10000,
          "minimum": 0,
          "title": "Count",
          "type": "integer"
        },
        "end": {
          "maxLength": 19,
          "minLength": 1,
          "pattern": "^(0|[1-9][0-9]*)$",
          "title": "End",
          "type": "string"
        },
        "start": {
          "maxLength": 19,
          "minLength": 1,
          "pattern": "^(0|[1-9][0-9]*)$",
          "title": "Start",
          "type": "string"
        },
        "upper_inclusive": {
          "title": "Upper Inclusive",
          "type": "boolean"
        }
      },
      "required": [
        "start",
        "end",
        "upper_inclusive",
        "count"
      ],
      "title": "PerformanceBucket",
      "type": "object"
    },
    "PerformanceMetric": {
      "additionalProperties": false,
      "properties": {
        "available": {
          "title": "Available",
          "type": "boolean"
        },
        "buckets": {
          "items": {
            "$ref": "#/$defs/PerformanceBucket"
          },
          "maxItems": 64,
          "title": "Buckets",
          "type": "array"
        },
        "current": {
          "anyOf": [
            {
              "maxLength": 19,
              "minLength": 1,
              "pattern": "^(0|[1-9][0-9]*)$",
              "type": "string"
            },
            {
              "type": "null"
            }
          ],
          "title": "Current"
        },
        "oldest_sample_at": {
          "anyOf": [
            {
              "format": "date-time",
              "type": "string"
            },
            {
              "type": "null"
            }
          ],
          "title": "Oldest Sample At"
        },
        "reason": {
          "anyOf": [
            {
              "enum": [
                "not_accepted",
                "measurement_missing",
                "environment_unverified",
                "insufficient_samples"
              ],
              "type": "string"
            },
            {
              "type": "null"
            }
          ],
          "title": "Reason"
        },
        "sample_count": {
          "maximum": 10000,
          "minimum": 0,
          "title": "Sample Count",
          "type": "integer"
        },
        "strictly_slower_count": {
          "anyOf": [
            {
              "maximum": 10000,
              "minimum": 0,
              "type": "integer"
            },
            {
              "type": "null"
            }
          ],
          "title": "Strictly Slower Count"
        },
        "tied_count": {
          "anyOf": [
            {
              "maximum": 10000,
              "minimum": 0,
              "type": "integer"
            },
            {
              "type": "null"
            }
          ],
          "title": "Tied Count"
        },
        "unit": {
          "enum": [
            "cpu_microseconds",
            "bytes"
          ],
          "title": "Unit",
          "type": "string"
        },
        "window_truncated": {
          "title": "Window Truncated",
          "type": "boolean"
        }
      },
      "required": [
        "unit",
        "current",
        "available",
        "reason",
        "sample_count",
        "window_truncated",
        "oldest_sample_at",
        "strictly_slower_count",
        "tied_count",
        "buckets"
      ],
      "title": "PerformanceMetric",
      "type": "object"
    }
  },
  "$id": "urn:kf-oj:submission-performance:v1",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "additionalProperties": false,
  "properties": {
    "as_of": {
      "format": "date-time",
      "title": "As Of",
      "type": "string"
    },
    "comparison_group": {
      "anyOf": [
        {
          "maxLength": 64,
          "minLength": 64,
          "pattern": "^[0-9a-f]{64}$",
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "title": "Comparison Group"
    },
    "cpu": {
      "$ref": "#/$defs/PerformanceMetric"
    },
    "kind": {
      "const": "judge.performance",
      "default": "judge.performance",
      "title": "Kind",
      "type": "string"
    },
    "language": {
      "$ref": "#/$defs/Language"
    },
    "memory": {
      "$ref": "#/$defs/PerformanceMetric"
    },
    "minimum_samples": {
      "const": 5,
      "default": 5,
      "title": "Minimum Samples",
      "type": "integer"
    },
    "problem_version_id": {
      "format": "uuid",
      "title": "Problem Version Id",
      "type": "string"
    },
    "schema_version": {
      "const": 1,
      "default": 1,
      "title": "Schema Version",
      "type": "integer"
    },
    "submission_id": {
      "format": "uuid",
      "title": "Submission Id",
      "type": "string"
    },
    "window_limit": {
      "const": 10000,
      "default": 10000,
      "title": "Window Limit",
      "type": "integer"
    }
  },
  "required": [
    "submission_id",
    "problem_version_id",
    "language",
    "as_of",
    "comparison_group",
    "cpu",
    "memory"
  ],
  "title": "SubmissionPerformance",
  "type": "object"
}