{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://github.com/api-evangelist/ugi/blob/main/json-schema/ugi-energy-account-schema.json",
  "title": "UGI Energy Account",
  "description": "Schema for a UGI utility customer account with service and billing information.",
  "type": "object",
  "properties": {
    "accountNumber": {
      "type": "string",
      "description": "Unique UGI account identifier."
    },
    "customerName": {
      "type": "string",
      "description": "Full name of the account holder."
    },
    "serviceAddress": {
      "type": "object",
      "description": "Service delivery address.",
      "properties": {
        "street": { "type": "string" },
        "city": { "type": "string" },
        "state": { "type": "string" },
        "zipCode": { "type": "string" }
      }
    },
    "serviceType": {
      "type": "string",
      "enum": ["natural_gas", "electric", "propane"],
      "description": "Type of energy service."
    },
    "meterNumber": {
      "type": "string",
      "description": "Meter identifier at the service address."
    },
    "accountStatus": {
      "type": "string",
      "enum": ["active", "inactive", "pending", "suspended"],
      "description": "Current account status."
    },
    "billingSummary": {
      "type": "object",
      "description": "Current billing information.",
      "properties": {
        "amountDue": { "type": "number", "description": "Amount due in USD." },
        "dueDate": { "type": "string", "format": "date" },
        "lastPaymentAmount": { "type": "number" },
        "lastPaymentDate": { "type": "string", "format": "date" }
      }
    },
    "usageSummary": {
      "type": "object",
      "description": "Recent energy usage summary.",
      "properties": {
        "currentReading": { "type": "number" },
        "previousReading": { "type": "number" },
        "usage": { "type": "number" },
        "usageUnit": {
          "type": "string",
          "enum": ["CCF", "MCF", "kWh", "gallons"],
          "description": "Unit of energy measurement."
        },
        "billingPeriodStart": { "type": "string", "format": "date" },
        "billingPeriodEnd": { "type": "string", "format": "date" }
      }
    }
  }
}