{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "Impeccable region map",
  "type": "object",
  "required": [
    "regions"
  ],
  "properties": {
    "regions": {
      "type": "array",
      "minItems": 1,
      "items": {
        "type": "object",
        "required": [
          "id",
          "kind",
          "note"
        ],
        "properties": {
          "id": {
            "type": "string",
            "minLength": 1,
            "description": "Stable unique identity retained through asset production and review."
          },
          "kind": {
            "enum": [
              "plate",
              "image",
              "texture",
              "text",
              "control",
              "chrome"
            ]
          },
          "note": {
            "type": "string",
            "minLength": 8,
            "description": "The actual subject, material and role visible at these bounds."
          },
          "pixelBox": {
            "type": "object",
            "required": [
              "x",
              "y",
              "w",
              "h"
            ],
            "additionalProperties": false,
            "properties": {
              "x": {
                "type": "integer",
                "minimum": 0
              },
              "y": {
                "type": "integer",
                "minimum": 0
              },
              "w": {
                "type": "integer",
                "exclusiveMinimum": 0
              },
              "h": {
                "type": "integer",
                "exclusiveMinimum": 0
              }
            },
            "description": "Whole pixels in the original comp. Must fit within its dimensions; inspect the crop. Non-container code bounds mask their full overlap with artwork. Bound separate text elements separately, not their combined layout extent."
          },
          "box": {
            "type": "object",
            "required": [
              "x",
              "y",
              "w",
              "h"
            ],
            "additionalProperties": false,
            "properties": {
              "x": {
                "type": "number",
                "minimum": 0
              },
              "y": {
                "type": "number",
                "minimum": 0
              },
              "w": {
                "type": "number",
                "exclusiveMinimum": 0
              },
              "h": {
                "type": "number",
                "exclusiveMinimum": 0
              }
            },
            "description": "Fractions of the full comp in 0..1; x+w and y+h must not exceed 1."
          },
          "grid": {
            "type": "string",
            "description": "Inclusive grid cells A0 through J9, e.g. A0:B1. Coarse; replace with exact bounds when needed."
          },
          "snap": {
            "type": "boolean",
            "description": "Grid text/control ink snapping; false retains the entire grid span. Exact boxes do not snap."
          },
          "container": {
            "type": "boolean",
            "description": "A code region enclosing separate children. Does not replace their inventory."
          },
          "parentId": {
            "type": "string",
            "description": "Existing distinct enclosing container ID. Containment only, never approval inheritance."
          },
          "reviewGroup": {
            "type": "string",
            "minLength": 1,
            "maxLength": 120,
            "description": "Repeated instances of the same code component and role. Same kind and container status; peers only. Never group raster assets, ancestors with children, or different parts of one component."
          },
          "bleed": {
            "type": "boolean",
            "description": "Only when the comp intentionally clips this artwork."
          },
          "codeDrawn": {
            "type": "boolean",
            "description": "Only when code truly draws this region; never a workaround for painted artwork."
          }
        },
        "oneOf": [
          {
            "required": [
              "pixelBox"
            ],
            "not": {
              "anyOf": [
                {
                  "required": [
                    "box"
                  ]
                },
                {
                  "required": [
                    "grid"
                  ]
                }
              ]
            }
          },
          {
            "required": [
              "box"
            ],
            "not": {
              "anyOf": [
                {
                  "required": [
                    "pixelBox"
                  ]
                },
                {
                  "required": [
                    "grid"
                  ]
                }
              ]
            }
          },
          {
            "required": [
              "grid"
            ],
            "not": {
              "anyOf": [
                {
                  "required": [
                    "pixelBox"
                  ]
                },
                {
                  "required": [
                    "box"
                  ]
                }
              ]
            }
          }
        ]
      }
    },
    "draft": {
      "const": false,
      "description": "Automatic band drafts are not authored element maps."
    }
  }
}