{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://artefacts.bimr.net/schemas/bimr.schema.json",
  "title": "BIMR library catalogue",
  "description": "The BIMR library catalogue (bimr.yaml): reusable components, sketches, models and tutorials. Repo-local or aggregated in the studio-gateway.",
  "type": "object",
  "required": ["bimr", "items"],
  "properties": {
    "bimr": {
      "const": 1,
      "description": "Schema version."
    },
    "name": { "type": "string" },
    "description": { "type": "string" },
    "items": {
      "type": "array",
      "items": { "$ref": "#/$defs/item" }
    }
  },
  "additionalProperties": true,
  "$defs": {
    "item": {
      "type": "object",
      "required": ["id", "kind", "title"],
      "properties": {
        "id": {
          "type": "string",
          "pattern": "^[a-z0-9][a-z0-9-]*$",
          "description": "Stable slug."
        },
        "kind": {
          "enum": ["component", "sketch", "model", "tutorial"],
          "description": "Maps to the forge theme taxonomy."
        },
        "title": { "type": "string" },
        "description": { "type": "string" },
        "repo": {
          "type": "string",
          "pattern": "^[A-Za-z0-9_.-]+/[A-Za-z0-9_.-]+$",
          "description": "owner/name; optional when the item is local to the repo."
        },
        "path": { "type": "string" },
        "preview": { "type": "string", "description": "Thumbnail path or URL." },
        "ref": { "type": "string" },
        "version": { "type": "string" },
        "tags": { "type": "array", "items": { "type": "string" } },
        "params": {
          "type": "array",
          "items": {
            "type": "object",
            "required": ["name"],
            "properties": {
              "name": { "type": "string" },
              "type": { "enum": ["int", "float", "bool", "string", "point", "list"] },
              "default": {},
              "description": { "type": "string" }
            },
            "additionalProperties": true
          }
        }
      },
      "additionalProperties": true
    }
  }
}