layout-schema.ts

{
  "$id": "https://coastapp.com/card-layout.json",
  "$schema": "http://json-schema.org/draft-07/schema",
  "definitions": {
    "section": {
      "$id": "#section",
      "type": "object",
      "properties": {
        "type": { "type": "string", "enum": ["section"] },
        "fields": {
          "type": "array",
          "items": { "type": "string" },
          "minItems": 1
        },
        "layout": {
          "type": "string",
          "enum": ["list", "range"],
          "default": "list"
        },
        "textStyle": {
          "type": "string",
          "enum": ["h4", "body1"],
          "default": "body1"
        }
      },
      "required": ["type", "fields"]
    },
    "comments": {
      "$id": "#comments",
      "description": "Renders the comments widget with unread indicator",
      "type": "object",
      "properties": {
        "type": { "type": "string", "enum": ["comments"] }
      },
      "required": ["type"]
    },
    "actions": {
      "$id": "#actions",
      "type": "object",
      "properties": {
        "type": { "type": "string", "enum": ["actions"] },
        "elements": {
          "type": "array",
          "items": { "anyOf": [{ "$ref": "#button" }] },
          "minItems": 1
        }
      },
      "required": ["type", "elements"]
    },
    "divider": {
      "$id": "#divider",
      "description": "Renders a horizontal divider between blocks",
      "type": "object",
      "properties": {
        "type": { "type": "string", "enum": ["divider"] }
      },
      "required": ["type"]
    },
    "image": {
      "$id": "#image",
      "description": "Renders a full-width image",
      "type": "object",
      "properties": {
        "type": { "type": "string", "enum": ["image"] },
        "field": { "type": "string" },
        "size": {
          "type": "string",
          "enum": ["full", "thumb"],
          "default": "full"
        }
      },
      "required": ["type", "field"]
    },
    "file": {
      "$id": "#file",
      "description": "Renders a file reference with optional preview",
      "type": "object",
      "properties": {
        "type": { "type": "string", "enum": ["file"] },
        "preview": { "type": "boolean", "default": false }
      },
      "required": ["type"]
    },
    "button": {
      "$id": "#button",
      "description": "Button action element",
      "type": "object",
      "properties": {
        "type": { "type": "string", "enum": ["button"] },
        "style": {
          "type": "string",
          "enum": ["default", "primary", "danger"],
          "default": "default"
        },
        "id": { "type": "string" },
        "url": { "type": "string" },
        "value": { "type": "string" },
        "text": { "type": "string" }
      },
      "required": ["type", "id", "text"]
    }
  },
  "title": "Card Layout Schema",
  "type": "object",
  "properties": {
    "blocks": {
      "type": "array",
      "items": {
        "anyOf": [
          { "$ref": "#section" },
          { "$ref": "#comments" },
          { "$ref": "#actions" },
          { "$ref": "#divider" },
          { "$ref": "#image" },
          { "$ref": "#file" }
        ]
      },
      "minItems": 1
    }
  },
  "required": ["blocks"]
}