{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/commerce-coinbase/refs/heads/main/json-schema/charge.json",
  "title": "Charge",
  "description": "A Coinbase Commerce crypto payment charge (legacy API)",
  "type": "object",
  "properties": {
    "id": {
      "type": "string",
      "format": "uuid",
      "description": "Unique charge identifier"
    },
    "code": {
      "type": "string",
      "description": "Short 8-character alphanumeric charge code",
      "pattern": "^[A-Z0-9]{8}$",
      "examples": ["WZNDTFQK"]
    },
    "name": {
      "type": "string",
      "maxLength": 200,
      "description": "Charge name shown to the customer"
    },
    "description": {
      "type": "string",
      "maxLength": 500,
      "description": "Short description of what is being purchased"
    },
    "local_price": {
      "$ref": "#/$defs/Money",
      "description": "Fiat price of the charge"
    },
    "pricing_type": {
      "type": "string",
      "enum": ["fixed_price", "no_price"],
      "description": "fixed_price charges a set amount; no_price accepts any amount"
    },
    "pricing": {
      "type": "object",
      "description": "Crypto prices in supported currencies",
      "additionalProperties": { "$ref": "#/$defs/Money" }
    },
    "addresses": {
      "type": "object",
      "description": "Blockchain payment addresses keyed by currency ticker",
      "additionalProperties": { "type": "string" }
    },
    "status": {
      "type": "string",
      "enum": ["NEW", "PENDING", "COMPLETED", "EXPIRED", "UNRESOLVED", "RESOLVED", "CANCELED", "CANCELATION_COMPLETE"],
      "description": "Current charge lifecycle status"
    },
    "redirect_url": {
      "type": "string",
      "format": "uri",
      "description": "Post-payment success redirect URL"
    },
    "cancel_url": {
      "type": "string",
      "format": "uri",
      "description": "Post-cancellation redirect URL"
    },
    "metadata": {
      "type": "object",
      "description": "Merchant-defined key-value metadata",
      "additionalProperties": { "type": "string", "maxLength": 100 },
      "maxProperties": 20
    },
    "hosted_url": {
      "type": "string",
      "format": "uri",
      "description": "URL to the Coinbase-hosted payment page"
    },
    "timeline": {
      "type": "array",
      "description": "Ordered list of status transition events",
      "items": { "$ref": "#/$defs/TimelineEntry" }
    },
    "payments": {
      "type": "array",
      "description": "Payment attempts for this charge",
      "items": { "$ref": "#/$defs/Payment" }
    },
    "expires_at": {
      "type": "string",
      "format": "date-time",
      "description": "Charge expiration (UTC)"
    },
    "created_at": {
      "type": "string",
      "format": "date-time"
    },
    "updated_at": {
      "type": "string",
      "format": "date-time"
    }
  },
  "$defs": {
    "Money": {
      "type": "object",
      "required": ["amount", "currency"],
      "properties": {
        "amount": {
          "type": "string",
          "description": "Decimal amount string",
          "examples": ["49.99"]
        },
        "currency": {
          "type": "string",
          "description": "ISO 4217 currency code or crypto ticker",
          "examples": ["USD", "BTC", "ETH"]
        }
      }
    },
    "TimelineEntry": {
      "type": "object",
      "properties": {
        "time": { "type": "string", "format": "date-time" },
        "status": {
          "type": "string",
          "enum": ["NEW", "PENDING", "COMPLETED", "EXPIRED", "UNRESOLVED", "RESOLVED", "CANCELED", "CANCELATION_COMPLETE"]
        },
        "context": {
          "type": "string",
          "description": "Additional context, e.g. UNDERPAID or OVERPAID for UNRESOLVED charges"
        }
      }
    },
    "Payment": {
      "type": "object",
      "properties": {
        "network": { "type": "string" },
        "transaction_id": { "type": "string" },
        "status": { "type": "string", "enum": ["PENDING", "CONFIRMED"] },
        "value": {
          "type": "object",
          "properties": {
            "local": { "$ref": "#/$defs/Money" },
            "crypto": { "$ref": "#/$defs/Money" }
          }
        },
        "block": {
          "type": "object",
          "properties": {
            "height": { "type": "integer" },
            "hash": { "type": "string" },
            "confirmations_accumulated": { "type": "integer" },
            "confirmations_required": { "type": "integer" }
          }
        }
      }
    }
  }
}