{
  "$id": "https://comitiva.dev/schema/Message.json",
  "title": "Message",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "type": "object",
  "properties": {
    "id": {
      "type": "string",
      "minLength": 1
    },
    "conversationId": {
      "type": "string",
      "minLength": 1
    },
    "role": {
      "type": "string",
      "enum": [
        "user",
        "assistant",
        "tool"
      ]
    },
    "content": {
      "type": "array",
      "items": {
        "oneOf": [
          {
            "type": "object",
            "properties": {
              "type": {
                "type": "string",
                "const": "text"
              },
              "text": {
                "type": "string"
              }
            },
            "required": [
              "type",
              "text"
            ]
          },
          {
            "type": "object",
            "properties": {
              "type": {
                "type": "string",
                "const": "image"
              },
              "source": {
                "oneOf": [
                  {
                    "type": "object",
                    "properties": {
                      "kind": {
                        "type": "string",
                        "const": "base64"
                      },
                      "mediaType": {
                        "type": "string"
                      },
                      "data": {
                        "type": "string"
                      }
                    },
                    "required": [
                      "kind",
                      "mediaType",
                      "data"
                    ]
                  },
                  {
                    "type": "object",
                    "properties": {
                      "kind": {
                        "type": "string",
                        "const": "file"
                      },
                      "path": {
                        "type": "string"
                      },
                      "mediaType": {
                        "type": "string"
                      }
                    },
                    "required": [
                      "kind",
                      "path"
                    ]
                  }
                ]
              },
              "name": {
                "type": "string"
              }
            },
            "required": [
              "type",
              "source"
            ]
          },
          {
            "type": "object",
            "properties": {
              "type": {
                "type": "string",
                "const": "document"
              },
              "name": {
                "type": "string"
              },
              "mediaType": {
                "type": "string"
              },
              "source": {
                "oneOf": [
                  {
                    "type": "object",
                    "properties": {
                      "kind": {
                        "type": "string",
                        "const": "base64"
                      },
                      "mediaType": {
                        "type": "string"
                      },
                      "data": {
                        "type": "string"
                      }
                    },
                    "required": [
                      "kind",
                      "mediaType",
                      "data"
                    ]
                  },
                  {
                    "type": "object",
                    "properties": {
                      "kind": {
                        "type": "string",
                        "const": "file"
                      },
                      "path": {
                        "type": "string"
                      },
                      "mediaType": {
                        "type": "string"
                      }
                    },
                    "required": [
                      "kind",
                      "path"
                    ]
                  }
                ]
              }
            },
            "required": [
              "type",
              "name",
              "mediaType",
              "source"
            ]
          },
          {
            "type": "object",
            "properties": {
              "type": {
                "type": "string",
                "const": "tool_use"
              },
              "id": {
                "type": "string"
              },
              "toolServerId": {
                "type": "string"
              },
              "name": {
                "type": "string"
              },
              "input": {},
              "signature": {
                "type": "string"
              }
            },
            "required": [
              "type",
              "id",
              "toolServerId",
              "name",
              "input"
            ]
          },
          {
            "type": "object",
            "properties": {
              "type": {
                "type": "string",
                "const": "tool_result"
              },
              "toolUseId": {
                "type": "string"
              },
              "content": {
                "type": "array",
                "items": {
                  "oneOf": [
                    {
                      "type": "object",
                      "properties": {
                        "type": {
                          "type": "string",
                          "const": "text"
                        },
                        "text": {
                          "type": "string"
                        }
                      },
                      "required": [
                        "type",
                        "text"
                      ]
                    },
                    {
                      "type": "object",
                      "properties": {
                        "type": {
                          "type": "string",
                          "const": "image"
                        },
                        "source": {
                          "oneOf": [
                            {
                              "type": "object",
                              "properties": {
                                "kind": {
                                  "type": "string",
                                  "const": "base64"
                                },
                                "mediaType": {
                                  "type": "string"
                                },
                                "data": {
                                  "type": "string"
                                }
                              },
                              "required": [
                                "kind",
                                "mediaType",
                                "data"
                              ]
                            },
                            {
                              "type": "object",
                              "properties": {
                                "kind": {
                                  "type": "string",
                                  "const": "file"
                                },
                                "path": {
                                  "type": "string"
                                },
                                "mediaType": {
                                  "type": "string"
                                }
                              },
                              "required": [
                                "kind",
                                "path"
                              ]
                            }
                          ]
                        },
                        "name": {
                          "type": "string"
                        }
                      },
                      "required": [
                        "type",
                        "source"
                      ]
                    },
                    {
                      "type": "object",
                      "properties": {
                        "type": {
                          "type": "string",
                          "const": "document"
                        },
                        "name": {
                          "type": "string"
                        },
                        "mediaType": {
                          "type": "string"
                        },
                        "source": {
                          "oneOf": [
                            {
                              "type": "object",
                              "properties": {
                                "kind": {
                                  "type": "string",
                                  "const": "base64"
                                },
                                "mediaType": {
                                  "type": "string"
                                },
                                "data": {
                                  "type": "string"
                                }
                              },
                              "required": [
                                "kind",
                                "mediaType",
                                "data"
                              ]
                            },
                            {
                              "type": "object",
                              "properties": {
                                "kind": {
                                  "type": "string",
                                  "const": "file"
                                },
                                "path": {
                                  "type": "string"
                                },
                                "mediaType": {
                                  "type": "string"
                                }
                              },
                              "required": [
                                "kind",
                                "path"
                              ]
                            }
                          ]
                        }
                      },
                      "required": [
                        "type",
                        "name",
                        "mediaType",
                        "source"
                      ]
                    }
                  ]
                }
              },
              "isError": {
                "type": "boolean"
              },
              "durationMs": {
                "type": "number",
                "minimum": 0
              }
            },
            "required": [
              "type",
              "toolUseId",
              "content",
              "isError"
            ]
          }
        ]
      }
    },
    "status": {
      "type": "string",
      "enum": [
        "streaming",
        "complete",
        "cancelled",
        "error"
      ]
    },
    "seq": {
      "type": "integer",
      "minimum": 0,
      "maximum": 9007199254740991
    },
    "createdAt": {
      "type": "string",
      "format": "date-time",
      "pattern": "^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d:[0-5]\\d(?:\\.\\d+)?(?:Z|([+-](?:[01]\\d|2[0-3]):[0-5]\\d)))$"
    },
    "error": {
      "default": null,
      "anyOf": [
        {
          "type": "object",
          "properties": {
            "code": {
              "type": "string",
              "enum": [
                "auth_failed",
                "rate_limited",
                "provider_unavailable",
                "provider_error",
                "binary_not_found",
                "not_logged_in",
                "sandbox_unavailable",
                "outside_roots",
                "read_only_root",
                "approval_denied",
                "tool_failed",
                "tool_server_failed",
                "invalid_request",
                "not_implemented",
                "unknown_provider",
                "not_found",
                "unsupported_content",
                "attachment_too_large",
                "unsupported_attachment",
                "attachment_too_many",
                "update_failed",
                "connection_in_use",
                "connection_disabled",
                "model_required",
                "secret_missing",
                "secret_store_unavailable",
                "oauth_not_configured",
                "oauth_failed",
                "oauth_cancelled",
                "google_not_connected",
                "google_reconnect_required",
                "runner_crashed",
                "runner_unavailable",
                "conversation_busy",
                "interrupted",
                "timeout",
                "internal"
              ]
            },
            "message": {
              "type": "string"
            },
            "retryable": {
              "type": "boolean"
            }
          },
          "required": [
            "code",
            "message",
            "retryable"
          ]
        },
        {
          "type": "null"
        }
      ]
    }
  },
  "required": [
    "id",
    "conversationId",
    "role",
    "content",
    "status",
    "seq",
    "createdAt"
  ]
}