{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "DingTalk Document JSONML Body Schema",
  "description": "钉钉文档 body JSONML 的结构校验 schema",
  "type": "array",
  "items": { "$ref": "#/definitions/blockNode" },
  "definitions": {
    "blockNode": {
      "oneOf": [
        { "$ref": "#/definitions/paragraph" },
        { "$ref": "#/definitions/heading" },
        { "$ref": "#/definitions/hr" },
        { "$ref": "#/definitions/table" },
        { "$ref": "#/definitions/code" },
        { "$ref": "#/definitions/container" },
        { "$ref": "#/definitions/embed" },
        { "$ref": "#/definitions/onlineVideo" },
        { "$ref": "#/definitions/card" },
        { "$ref": "#/definitions/toc" },
        { "$ref": "#/definitions/refblock" }
      ]
    },
    "inlineContent": {
      "oneOf": [
        { "type": "string" },
        { "$ref": "#/definitions/textNode" },
        { "$ref": "#/definitions/link" },
        { "$ref": "#/definitions/image" },
        { "$ref": "#/definitions/mention" },
        { "$ref": "#/definitions/formula" },
        { "$ref": "#/definitions/sticker" },
        { "$ref": "#/definitions/inlineCode" },
        { "$ref": "#/definitions/br" }
      ]
    },
    "textNode": {
      "type": "array",
      "minItems": 3,
      "maxItems": 3,
      "items": [
        { "type": "string", "const": "text" },
        { "$ref": "#/definitions/textMarks" },
        { "type": "string" }
      ]
    },
    "textMarks": {
      "type": "object",
      "properties": {
        "bold": { "type": "boolean" },
        "italic": { "type": "boolean", "const": true },
        "strike": { "type": "boolean" },
        "dstrike": { "type": "boolean" },
        "underline": {
          "type": "object",
          "properties": {
            "value": { "type": "string", "enum": ["single", "dash", "wave", "double", "none"] },
            "color": { "type": "string" }
          },
          "required": ["value"]
        },
        "color": { "type": "string" },
        "highlight": { "type": "string" },
        "shd": {
          "type": "object",
          "properties": {
            "val": { "type": "string" },
            "color": { "type": "string" },
            "fill": { "type": "string" }
          }
        },
        "sz": { "type": "number" },
        "szUnit": { "type": "string", "enum": ["px", "pt"], "default": "px" },
        "fonts": {
          "type": "object",
          "properties": {
            "ascii": { "type": "string" },
            "hAnsi": { "type": "string" },
            "cs": { "type": "string" },
            "eastAsia": { "type": "string" }
          }
        },
        "vertAlign": { "type": "string", "enum": ["superscript", "subscript", "baseline"] },
        "spacing": { "type": "number", "description": "字间距，单位 pt" }
      },
      "additionalProperties": false
    },
    "paragraphAttrs": {
      "type": "object",
      "properties": {
        "jc": { "type": "string", "enum": ["left", "center", "right", "both", "distribute", "justify"] },
        "ind": {
          "type": "object",
          "properties": {
            "left": { "type": "number" },
            "start": { "type": "number" },
            "leftChars": { "type": "number" },
            "right": { "type": "number" },
            "end": { "type": "number" },
            "rightChars": { "type": "number" },
            "hanging": { "type": "number" },
            "hangingChars": { "type": "number" },
            "firstLine": { "type": "number" },
            "firstLineChars": { "type": "number" }
          },
          "additionalProperties": false
        },
        "spacing": {
          "type": "object",
          "properties": {
            "line": { "type": "number" },
            "before": { "type": "number" },
            "beforeLines": { "type": "number" },
            "beforeAutospacing": { "type": "boolean" },
            "after": { "type": "number" },
            "afterLines": { "type": "number" },
            "afterAutospacing": { "type": "boolean" },
            "lineRule": { "type": "string", "enum": ["atLeast", "auto", "exact"] }
          },
          "additionalProperties": false
        },
        "shd": {
          "type": "object",
          "properties": {
            "val": { "type": "string" },
            "color": { "type": "string" },
            "fill": { "type": "string" }
          }
        },
        "blockquote": { "type": "boolean" },
        "list": { "$ref": "#/definitions/listProperties" },
        "refs": { "type": "array", "items": { "type": "string" } }
      },
      "additionalProperties": true
    },
    "listProperties": {
      "type": "object",
      "required": ["listId", "level"],
      "properties": {
        "listId": { "type": "string" },
        "level": { "type": "integer", "minimum": 0 },
        "isOrdered": { "type": "boolean", "default": false },
        "isTaskList": { "type": "boolean", "default": false },
        "isChecked": { "type": "boolean" },
        "isCanceled": { "type": "boolean" },
        "start": { "type": "integer", "minimum": 1 },
        "listStyleType": { "type": "string" },
        "hideSymbol": { "type": "boolean" },
        "listStyle": {
          "type": "object",
          "properties": {
            "format": { "type": "string", "enum": ["bullet", "decimal", "decimalZero", "lowerLetter", "lowerRoman", "upperLetter", "upperRoman", "chineseCountingThousand"] },
            "text": { "type": "string" },
            "align": { "type": "string", "enum": ["left", "start", "end", "center", "both", "right", "distribute"] }
          },
          "required": ["format", "text", "align"]
        }
      },
      "additionalProperties": true
    },
    "paragraph": {
      "type": "array",
      "minItems": 2,
      "items": [
        { "type": "string", "const": "p" },
        { "$ref": "#/definitions/paragraphAttrs" }
      ],
      "additionalItems": { "$ref": "#/definitions/inlineContent" }
    },
    "heading": {
      "type": "array",
      "minItems": 2,
      "items": [
        { "type": "string", "enum": ["h1", "h2", "h3", "h4", "h5", "h6"] },
        { "$ref": "#/definitions/paragraphAttrs" }
      ],
      "additionalItems": { "$ref": "#/definitions/inlineContent" }
    },
    "hr": {
      "type": "array",
      "minItems": 1,
      "maxItems": 2,
      "items": [
        { "type": "string", "const": "hr" },
        {
          "type": "object",
          "properties": {
            "type": { "type": "string", "enum": ["single", "dotted", "dashed", "double", "wave", "doubleWave", "dotDash", "dotDotDash", "custom", "thickThinSmallGap", "thinThickThinMediumGap", "dashStroked", "dashDotStroked", "widthDoubleWave", "widthWave", "roundDot"] },
            "sz": { "type": "number", "default": 1 },
            "color": { "type": "string" },
            "width": { "oneOf": [{ "type": "number" }, { "type": "string" }] }
          },
          "additionalProperties": true
        }
      ]
    },
    "table": {
      "type": "array",
      "minItems": 2,
      "items": [
        { "type": "string", "const": "table" },
        {
          "type": "object",
          "properties": {
            "colsWidth": { "type": "array", "items": { "type": "number" } },
            "sr": { "type": "boolean" },
            "jc": { "type": "string" },
            "spacing": { "type": "number" }
          }
        }
      ],
      "additionalItems": { "$ref": "#/definitions/tableRow" }
    },
    "tableRow": {
      "type": "array",
      "minItems": 2,
      "items": [
        { "type": "string", "const": "tr" },
        { "type": "object" }
      ],
      "additionalItems": { "$ref": "#/definitions/tableCell" }
    },
    "tableCell": {
      "type": "array",
      "minItems": 2,
      "items": [
        { "type": "string", "const": "tc" },
        {
          "type": "object",
          "properties": {
            "colSpan": { "type": "integer", "minimum": 1, "default": 1 },
            "rowSpan": { "type": "integer", "minimum": 1, "default": 1 },
            "fill": { "type": "string" },
            "vAlign": { "type": "string", "enum": ["top", "middle", "bottom"], "default": "middle" }
          },
          "additionalProperties": true
        }
      ],
      "additionalItems": { "$ref": "#/definitions/blockNode" }
    },
    "code": {
      "type": "array",
      "minItems": 2,
      "maxItems": 2,
      "items": [
        { "type": "string", "const": "code" },
        {
          "type": "object",
          "properties": {
            "code": { "type": "string", "default": "" },
            "syntax": { "type": "string", "default": "plaintext" },
            "theme": { "type": "string", "enum": ["default", "light", "dracula", "github", "cobalt", "atomOneDark", "oneLightPro", "nightOwl", "githubDark", "realDracula"], "default": "default" },
            "wrap": { "type": "boolean", "default": true },
            "showLineNumber": { "type": "boolean", "default": true },
            "title": { "type": "string", "maxLength": 1000 },
            "fold": { "type": "boolean", "default": false }
          },
          "additionalProperties": true
        }
      ]
    },
    "container": {
      "type": "array",
      "minItems": 2,
      "items": [
        { "type": "string", "const": "container" },
        {
          "type": "object",
          "required": ["subType"],
          "properties": {
            "subType": { "type": "string" },
            "metadata": { "type": "object" }
          }
        }
      ],
      "additionalItems": { "$ref": "#/definitions/blockNode" }
    },
    "embed": {
      "type": "array",
      "minItems": 2,
      "maxItems": 2,
      "items": [
        { "type": "string", "const": "embed" },
        {
          "type": "object",
          "properties": {
            "name": { "type": "string" },
            "type": { "type": "string" },
            "src": { "type": "string" },
            "size": { "type": "number" },
            "viewType": { "type": "string" },
            "previewSize": { "type": "object", "properties": { "height": { "type": "number" } } }
          },
          "additionalProperties": true
        }
      ]
    },
    "onlineVideo": {
      "type": "array",
      "minItems": 2,
      "maxItems": 2,
      "items": [
        { "type": "string", "const": "onlineVideo" },
        {
          "type": "object",
          "properties": {
            "src": { "type": "string" },
            "type": { "type": "string" },
            "poster": { "type": "string" }
          },
          "additionalProperties": true
        }
      ]
    },
    "card": {
      "type": "array",
      "minItems": 2,
      "maxItems": 2,
      "items": [
        { "type": "string", "const": "card" },
        {
          "type": "object",
          "properties": {
            "cardType": { "type": "string" },
            "metadata": { "type": "object" },
            "height": { "type": "number" }
          },
          "additionalProperties": true
        }
      ]
    },
    "toc": {
      "type": "array",
      "minItems": 2,
      "maxItems": 2,
      "items": [
        { "type": "string", "const": "toc" },
        {
          "type": "object",
          "required": ["title", "mode", "styles", "content"],
          "properties": {
            "title": { "type": "string" },
            "mode": { "type": "string", "enum": ["outline", "column"] },
            "styles": {
              "type": "object",
              "required": ["global", "title", "item"],
              "properties": {
                "global": {
                  "type": "object",
                  "required": ["maxLevel", "bgColor"],
                  "properties": {
                    "maxLevel": { "type": "integer", "minimum": 1 },
                    "bgColor": { "type": "string" },
                    "css": { "type": "object" }
                  }
                },
                "title": {
                  "type": "object",
                  "properties": {
                    "font": { "type": "string" },
                    "color": { "type": "string" },
                    "numbering": { "type": "boolean" },
                    "css": { "type": "object" }
                  }
                },
                "item": {
                  "type": "object",
                  "properties": {
                    "symbol": { "type": "string", "enum": ["disc", "none"] },
                    "css": { "type": "object" }
                  }
                }
              }
            },
            "content": {
              "type": "array",
              "items": { "$ref": "#/definitions/tocItem" }
            }
          }
        }
      ]
    },
    "tocItem": {
      "type": "object",
      "required": ["uuid", "anchorId", "level", "children"],
      "properties": {
        "uuid": { "type": "string" },
        "anchorId": { "oneOf": [{ "type": "string" }, { "type": "null" }] },
        "level": { "type": "integer" },
        "children": { "type": "array", "items": { "$ref": "#/definitions/tocItem" } },
        "text": { "type": "string" }
      }
    },
    "refblock": {
      "type": "array",
      "minItems": 2,
      "items": [
        { "type": "string", "const": "refblock" },
        {
          "type": "object",
          "properties": {
            "docKey": { "type": "string" },
            "refblockUUID": { "type": "string" }
          },
          "additionalProperties": true
        }
      ],
      "additionalItems": { "$ref": "#/definitions/blockNode" }
    },
    "link": {
      "type": "array",
      "minItems": 2,
      "items": [
        { "type": "string", "const": "a" },
        {
          "type": "object",
          "properties": {
            "href": { "type": "string" },
            "cardInfo": { "type": "object" },
            "metadata": { "type": "object" }
          },
          "additionalProperties": true
        }
      ],
      "additionalItems": { "$ref": "#/definitions/inlineContent" }
    },
    "image": {
      "type": "array",
      "minItems": 2,
      "maxItems": 2,
      "items": [
        { "type": "string", "const": "img" },
        {
          "type": "object",
          "properties": {
            "src": { "type": "string" },
            "width": { "type": "number" },
            "height": { "type": "number" },
            "rectClip": { "type": "object" },
            "rotation": { "type": "number" },
            "radius": { "type": "number" },
            "shadow": { "type": "string" }
          },
          "additionalProperties": true
        }
      ]
    },
    "mention": {
      "type": "array",
      "minItems": 2,
      "items": [
        { "type": "string", "const": "span" },
        {
          "type": "object",
          "required": ["data-type"],
          "properties": {
            "data-type": { "type": "string", "const": "mention" },
            "id": { "type": "string" },
            "name": { "type": "string" },
            "login": { "type": "string" },
            "metadata": { "type": "object" }
          },
          "additionalProperties": true
        }
      ],
      "additionalItems": { "type": "string" }
    },
    "formula": {
      "type": "array",
      "minItems": 2,
      "maxItems": 2,
      "items": [
        { "type": "string", "const": "tag" },
        {
          "type": "object",
          "required": ["tagType", "metadata"],
          "properties": {
            "tagType": { "type": "string", "const": "formula" },
            "metadata": {
              "type": "object",
              "required": ["formula"],
              "properties": {
                "formula": { "type": "string" }
              }
            }
          }
        }
      ]
    },
    "sticker": {
      "type": "array",
      "minItems": 2,
      "items": [
        { "type": "string", "const": "span" },
        {
          "type": "object",
          "required": ["data-type"],
          "properties": {
            "data-type": { "type": "string", "const": "emoji" },
            "code": { "type": "string" },
            "newCode": { "type": "object" }
          },
          "additionalProperties": true
        }
      ]
    },
    "inlineCode": {
      "type": "array",
      "minItems": 2,
      "items": [
        { "type": "string", "const": "inlineCode" },
        { "type": "object", "properties": { "bgColor": { "type": "string" } }, "additionalProperties": true }
      ],
      "additionalItems": { "$ref": "#/definitions/inlineContent" }
    },
    "br": {
      "type": "array",
      "minItems": 2,
      "maxItems": 3,
      "items": [
        { "type": "string", "const": "br" },
        { "type": "object" },
        { "type": "string" }
      ]
    }
  }
}