{
  "$schema": "https://json-structure.org/meta/core/v0",
  "$id": "https://raw.githubusercontent.com/api-evangelist/taylors/main/json-structure/taylors-patron-structure.json",
  "name": "Patron",
  "description": "JSON Structure for a Koha patron (borrower) from the Taylor's Library REST API.",
  "type": "object",
  "properties": {
    "patron_id": { "type": "int64", "description": "Internal patron identifier" },
    "cardnumber": { "type": ["string", "null"], "maxLength": 32 },
    "category_id": { "type": "string", "maxLength": 10 },
    "library_id": { "type": "string", "maxLength": 10 },
    "firstname": { "type": ["string", "null"] },
    "surname": { "type": ["string", "null"] },
    "email": { "type": ["string", "null"] },
    "phone": { "type": ["string", "null"] },
    "date_of_birth": { "type": ["string", "null"], "format": "date" },
    "date_enrolled": { "type": ["string", "null"], "format": "date" },
    "expiry_date": { "type": ["string", "null"], "format": "date" },
    "lang": { "type": "string", "maxLength": 25 },
    "checkouts_count": { "type": ["int32", "null"] },
    "overdues_count": { "type": ["int32", "null"] },
    "account_balance": { "type": ["double", "null"] },
    "expired": { "type": "boolean" },
    "restricted": { "type": "boolean" },
    "updated_on": { "type": ["string", "null"], "format": "datetime" }
  },
  "required": ["patron_id", "category_id", "library_id", "lang"]
}