{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/sipi/main/json-schema/sipi-rule-schema.json",
  "title": "Rule",
  "x-generated": "2026-10-19",
  "x-method": "derived",
  "x-generator": "derive-json-schema.py",
  "x-source": "openapi/sipi-openapi.json#/components/schemas/Rule",
  "type": "object",
  "properties": {
    "id": {
      "type": "string"
    },
    "rule_type": {
      "type": "string",
      "enum": [
        "per_transaction",
        "daily_total",
        "velocity",
        "merchant_block",
        "merchant_allow",
        "category_limit",
        "time_window",
        "approval_threshold"
      ],
      "description": "The rule check to apply."
    },
    "params": {
      "type": "object",
      "description": "Rule-type-specific parameters."
    },
    "action": {
      "$ref": "#/$defs/Decision"
    },
    "priority": {
      "type": "integer",
      "default": 100,
      "description": "Higher priority rules are evaluated first. First BLOCK wins."
    },
    "enabled": {
      "type": "boolean",
      "default": true
    },
    "label": {
      "type": "string",
      "description": "Optional human label used as the reason when the rule trips."
    },
    "agent_id": {
      "type": [
        "string",
        "null"
      ],
      "description": "Scope this rule to a specific agent. null = global."
    }
  },
  "$defs": {
    "Decision": {
      "type": "string",
      "enum": [
        "APPROVED",
        "BLOCKED",
        "FLAGGED"
      ],
      "description": "APPROVED = pass all rules. BLOCKED = violates a hard rule, no money moves. FLAGGED = allowed but crosses an approval threshold, routed to the human queue."
    }
  }
}