{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://api-evangelist.com/schemas/valero-energy/refinery",
  "title": "Valero Refinery",
  "description": "A petroleum refinery operated by Valero Energy Corporation",
  "type": "object",
  "properties": {
    "id": {
      "type": "string",
      "description": "Unique refinery identifier"
    },
    "name": {
      "type": "string",
      "description": "Refinery name"
    },
    "location": {
      "type": "object",
      "properties": {
        "city": { "type": "string" },
        "state": { "type": "string" },
        "country": {
          "type": "string",
          "enum": ["US", "CA", "UK"]
        }
      },
      "description": "Physical location of the refinery"
    },
    "capacity_bpd": {
      "type": "integer",
      "description": "Refining capacity in barrels per day"
    },
    "type": {
      "type": "string",
      "enum": ["petroleum", "ethanol", "renewable_diesel", "sustainable_aviation_fuel"],
      "description": "Type of refinery/production facility"
    },
    "products": {
      "type": "array",
      "items": {
        "type": "string",
        "enum": [
          "gasoline",
          "diesel",
          "jet_fuel",
          "ethanol",
          "renewable_diesel",
          "sustainable_aviation_fuel",
          "propane",
          "asphalt"
        ]
      },
      "description": "Products produced at this facility"
    },
    "operational": {
      "type": "boolean",
      "description": "Whether the refinery is currently operational"
    }
  },
  "required": ["id", "name", "location", "type"]
}