{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/anvil/main/json-schema/anvil-fill-pdf-request.json",
  "title": "Anvil Fill PDF Request",
  "description": "Request body schema for the Anvil PDF Filling API endpoint POST /api/v1/fill/{pdfTemplateID}.pdf",
  "type": "object",
  "properties": {
    "title": {
      "type": "string",
      "description": "Optional title to encode into the PDF document metadata."
    },
    "fontFamily": {
      "type": "string",
      "description": "Font family for text fields. Default is Noto Sans.",
      "default": "Noto Sans"
    },
    "fontSize": {
      "type": "integer",
      "description": "Font size for text fields in points.",
      "default": 10,
      "minimum": 1,
      "maximum": 100
    },
    "textColor": {
      "type": "string",
      "description": "Hex color code (6 digits) for text field color.",
      "pattern": "^#[0-9A-Fa-f]{6}$",
      "examples": ["#3E3E57", "#000000"]
    },
    "alignment": {
      "type": "string",
      "description": "Text alignment for text fields.",
      "enum": ["left", "center", "right"],
      "default": "left"
    },
    "fontWeight": {
      "type": "string",
      "description": "Font weight for text fields.",
      "enum": ["normal", "bold", "italic", "boldItalic"],
      "default": "normal"
    },
    "useInteractiveFields": {
      "type": "boolean",
      "description": "When true, preserves interactive/fillable fields instead of flattening.",
      "default": false
    },
    "defaultReadOnly": {
      "type": "boolean",
      "description": "When true, all fields are set as read-only in the output.",
      "default": false
    },
    "data": {
      "description": "Field data to fill into the template. Keys are field aliases.",
      "oneOf": [
        {
          "type": "object",
          "additionalProperties": true,
          "description": "Single set of field values keyed by field alias."
        },
        {
          "type": "array",
          "items": {
            "type": "object",
            "additionalProperties": true
          },
          "description": "Array of field value objects for multi-section templates."
        }
      ]
    }
  }
}