{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://coulomb.social/resource-control/settlement-statement.schema.json",
  "title": "Internal settlement statement v0.1",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "schema_version",
    "record_type",
    "terms_version",
    "financial_entity_id",
    "procuring_entity_id",
    "period",
    "statement_date",
    "due_date",
    "currency",
    "line_items",
    "known_delivered_cost_eur",
    "known_transfer_price_eur",
    "unknown_cost_remainder",
    "prior_outstanding_eur",
    "payment_recognition",
    "interest_eur",
    "new_transfer_charges_eur",
    "outstanding_eur",
    "consumption_mode"
  ],
  "properties": {
    "schema_version": {"const": "0.1"},
    "record_type": {"const": "settlement_statement"},
    "terms_version": {"type": "string", "minLength": 1},
    "financial_entity_id": {"type": "string", "pattern": "^entity:[a-z0-9]+$"},
    "procuring_entity_id": {"type": "string", "pattern": "^entity:[a-z0-9]+$"},
    "period": {"type": "string", "pattern": "^[0-9]{4}-(0[1-9]|1[0-2])$"},
    "statement_date": {"type": "string", "format": "date"},
    "due_date": {"type": "string", "format": "date"},
    "currency": {"const": "EUR"},
    "line_items": {"type": "array"},
    "known_delivered_cost_eur": {"type": "string", "pattern": "^(0|[1-9][0-9]*)\\.[0-9]{2}$"},
    "known_transfer_price_eur": {"type": "string", "pattern": "^(0|[1-9][0-9]*)\\.[0-9]{2}$"},
    "unknown_cost_remainder": {"type": "boolean"},
    "prior_outstanding_eur": {"type": "string", "pattern": "^(0|[1-9][0-9]*)\\.[0-9]{2}$"},
    "recognized_payments_eur": {"type": ["string", "null"]},
    "payment_recognition": {"enum": ["unknown", "recognized"]},
    "interest_eur": {"type": "string", "pattern": "^(0|[1-9][0-9]*)\\.[0-9]{2}$"},
    "new_transfer_charges_eur": {"type": "string", "pattern": "^(0|[1-9][0-9]*)\\.[0-9]{2}$"},
    "outstanding_eur": {"type": "string", "pattern": "^(0|[1-9][0-9]*)\\.[0-9]{2}$"},
    "credit_limit_eur": {"type": ["string", "null"]},
    "credit_headroom_eur": {"type": ["string", "null"]},
    "consumption_mode": {"enum": ["open", "restricted"]},
    "next_month_allowance_eur": {"type": ["string", "null"]},
    "payment_instruction": {"type": ["object", "null"]}
  }
}