{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "RunEvent v1",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "eventId",
    "attemptId",
    "sequence",
    "occurredAt",
    "type",
    "payload"
  ],
  "properties": {
    "eventId": {
      "type": "string",
      "minLength": 1,
      "maxLength": 128
    },
    "attemptId": {
      "type": "string",
      "minLength": 1,
      "maxLength": 128
    },
    "sequence": {
      "type": "integer",
      "minimum": 1
    },
    "occurredAt": {
      "type": "string",
      "format": "date-time"
    },
    "type": {
      "enum": [
        "progress",
        "log",
        "artifact_ready",
        "input_requested",
        "diagnostic"
      ]
    },
    "payload": {
      "type": "object"
    }
  },
  "allOf": [
    {
      "if": {
        "properties": {
          "type": {
            "const": "progress"
          }
        }
      },
      "then": {
        "properties": {
          "payload": {
            "type": "object",
            "additionalProperties": false,
            "required": [
              "message"
            ],
            "properties": {
              "message": {
                "type": "string",
                "minLength": 1
              },
              "fraction": {
                "type": "number",
                "minimum": 0,
                "maximum": 1
              }
            }
          }
        }
      }
    },
    {
      "if": {
        "properties": {
          "type": {
            "const": "log"
          }
        }
      },
      "then": {
        "properties": {
          "payload": {
            "type": "object",
            "additionalProperties": false,
            "required": [
              "level",
              "message"
            ],
            "properties": {
              "level": {
                "enum": [
                  "debug",
                  "info",
                  "warn",
                  "error"
                ]
              },
              "message": {
                "type": "string",
                "minLength": 1
              }
            }
          }
        }
      }
    },
    {
      "if": {
        "properties": {
          "type": {
            "const": "artifact_ready"
          }
        }
      },
      "then": {
        "properties": {
          "payload": {
            "type": "object",
            "additionalProperties": false,
            "required": [
              "artifactId"
            ],
            "properties": {
              "artifactId": {
                "type": "string",
                "minLength": 1
              }
            }
          }
        }
      }
    },
    {
      "if": {
        "properties": {
          "type": {
            "const": "input_requested"
          }
        }
      },
      "then": {
        "properties": {
          "payload": {
            "type": "object",
            "additionalProperties": false,
            "required": [
              "inputRequestId"
            ],
            "properties": {
              "inputRequestId": {
                "type": "string",
                "minLength": 1
              }
            }
          }
        }
      }
    },
    {
      "if": {
        "properties": {
          "type": {
            "const": "diagnostic"
          }
        }
      },
      "then": {
        "properties": {
          "payload": {
            "type": "object",
            "additionalProperties": false,
            "required": [
              "code",
              "message"
            ],
            "properties": {
              "code": {
                "type": "string",
                "minLength": 1
              },
              "message": {
                "type": "string",
                "minLength": 1
              }
            }
          }
        }
      }
    }
  ]
}