{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://github.com/alpibrusl/cancho-tools/schemas/peek.v1.json",
  "title": "peek.v1",
  "description": "One JSON object on one line. ok is false exactly when errors is present; error is its first element.",
  "type": "object",
  "properties": {
    "ok": {
      "type": "boolean"
    },
    "command": {
      "const": "peek"
    },
    "schema": {
      "const": "peek.v1"
    },
    "data": {
      "$ref": "#/$defs/data"
    },
    "error": {
      "$ref": "#/$defs/error"
    },
    "errors": {
      "type": "array",
      "items": {
        "$ref": "#/$defs/error"
      },
      "minItems": 1
    },
    "meta": {
      "$ref": "#/$defs/meta"
    }
  },
  "required": [
    "ok",
    "command",
    "schema",
    "meta"
  ],
  "additionalProperties": false,
  "allOf": [
    {
      "if": {
        "properties": {
          "ok": {
            "const": true
          }
        }
      },
      "then": {
        "not": {
          "anyOf": [
            {
              "required": [
                "error"
              ]
            },
            {
              "required": [
                "errors"
              ]
            }
          ]
        }
      },
      "else": {
        "required": [
          "error",
          "errors"
        ]
      }
    }
  ],
  "$defs": {
    "text_or_bytes": {
      "description": "UTF-8 text as a string; other bytes as base64 (RFC 4648 section 4, padded).",
      "oneOf": [
        {
          "type": "string"
        },
        {
          "type": "object",
          "properties": {
            "b64": {
              "type": "string",
              "pattern": "^[A-Za-z0-9+/]*={0,2}$"
            }
          },
          "required": [
            "b64"
          ],
          "additionalProperties": false
        }
      ]
    },
    "repair": {
      "oneOf": [
        {
          "type": "null"
        },
        {
          "type": "object",
          "properties": {
            "kind": {
              "const": "retry"
            },
            "argv": {
              "type": "array",
              "items": {
                "type": "string"
              },
              "minItems": 1
            }
          },
          "required": [
            "kind",
            "argv"
          ],
          "additionalProperties": false
        },
        {
          "type": "object",
          "properties": {
            "kind": {
              "const": "none"
            },
            "reason": {
              "type": "string"
            }
          },
          "required": [
            "kind",
            "reason"
          ],
          "additionalProperties": false
        },
        {
          "type": "object",
          "properties": {
            "kind": {
              "const": "choose"
            },
            "options": {
              "type": "array",
              "items": {
                "type": "object",
                "properties": {
                  "argv": {
                    "type": "array",
                    "items": {
                      "type": "string"
                    }
                  }
                },
                "required": [
                  "argv"
                ],
                "additionalProperties": false
              }
            }
          },
          "required": [
            "kind",
            "options"
          ],
          "additionalProperties": false
        }
      ]
    },
    "error": {
      "type": "object",
      "properties": {
        "code": {
          "enum": [
            "GENERAL_ERROR",
            "INVALID_ARGS",
            "NOT_FOUND",
            "PERMISSION_DENIED",
            "CONFLICT",
            "PRECONDITION_FAILED"
          ]
        },
        "rule": {
          "type": "string",
          "pattern": "^[a-z]+\\.[a-z0-9-]+$"
        },
        "message": {
          "type": "string"
        },
        "hint": {
          "type": [
            "string",
            "null"
          ]
        },
        "repair": {
          "$ref": "#/$defs/repair"
        },
        "detail": {
          "type": "object"
        }
      },
      "required": [
        "code",
        "rule",
        "message",
        "hint",
        "repair",
        "detail"
      ],
      "additionalProperties": false
    },
    "meta": {
      "type": "object",
      "properties": {
        "version": {
          "type": "string"
        }
      },
      "required": [
        "version"
      ],
      "additionalProperties": false
    },
    "data": {
      "oneOf": [
        {
          "type": "object",
          "properties": {
            "path": {
              "$ref": "#/$defs/text_or_bytes"
            },
            "size": {
              "type": "integer",
              "minimum": 0
            },
            "binary": {
              "type": "boolean"
            },
            "mode": {
              "const": "lines"
            },
            "from": {
              "type": "integer",
              "minimum": 0
            },
            "to": {
              "type": "integer",
              "minimum": 0
            },
            "lines": {
              "type": "array",
              "items": {
                "oneOf": [
                  {
                    "type": "object",
                    "properties": {
                      "n": {
                        "type": "integer",
                        "minimum": 0
                      },
                      "offset": {
                        "type": "integer",
                        "minimum": 0
                      },
                      "text": {
                        "$ref": "#/$defs/text_or_bytes"
                      }
                    },
                    "required": [
                      "n",
                      "offset",
                      "text"
                    ],
                    "additionalProperties": false
                  },
                  {
                    "type": "object",
                    "properties": {
                      "n": {
                        "type": "integer",
                        "minimum": 0
                      },
                      "offset": {
                        "type": "integer",
                        "minimum": 0
                      },
                      "text": {
                        "type": "null"
                      },
                      "length": {
                        "type": "integer",
                        "minimum": 0
                      }
                    },
                    "required": [
                      "n",
                      "offset",
                      "text",
                      "length"
                    ],
                    "additionalProperties": false
                  }
                ]
              }
            },
            "eof": {
              "type": "boolean"
            },
            "truncated": {
              "type": "boolean"
            },
            "next": {
              "oneOf": [
                {
                  "type": "null"
                },
                {
                  "type": "object",
                  "properties": {
                    "line": {
                      "type": "integer",
                      "minimum": 0
                    }
                  },
                  "required": [
                    "line"
                  ],
                  "additionalProperties": false
                }
              ]
            },
            "total_lines": {
              "oneOf": [
                {
                  "type": "null"
                },
                {
                  "type": "integer",
                  "minimum": 0
                }
              ]
            }
          },
          "required": [
            "path",
            "size",
            "binary",
            "mode",
            "from",
            "to",
            "lines",
            "eof",
            "truncated",
            "next",
            "total_lines"
          ],
          "additionalProperties": false
        },
        {
          "type": "object",
          "properties": {
            "path": {
              "$ref": "#/$defs/text_or_bytes"
            },
            "size": {
              "type": "integer",
              "minimum": 0
            },
            "binary": {
              "type": "boolean"
            },
            "mode": {
              "const": "bytes"
            },
            "from": {
              "type": "integer",
              "minimum": 0
            },
            "to": {
              "type": "integer",
              "minimum": 0
            },
            "text": {
              "$ref": "#/$defs/text_or_bytes"
            },
            "eof": {
              "type": "boolean"
            },
            "truncated": {
              "type": "boolean"
            },
            "next": {
              "oneOf": [
                {
                  "type": "null"
                },
                {
                  "type": "object",
                  "properties": {
                    "byte": {
                      "type": "integer",
                      "minimum": 0
                    }
                  },
                  "required": [
                    "byte"
                  ],
                  "additionalProperties": false
                }
              ]
            },
            "total_lines": {
              "type": "null"
            }
          },
          "required": [
            "path",
            "size",
            "binary",
            "mode",
            "from",
            "to",
            "text",
            "eof",
            "truncated",
            "next",
            "total_lines"
          ],
          "additionalProperties": false
        }
      ]
    }
  }
}