{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/abacus/refs/heads/main/json-schema/abacus-expense-schema.json",
  "title": "Expense",
  "description": "An expense report submitted by a member",
  "type": "object",
  "properties": {
    "id": {
      "type": "string",
      "description": "Unique expense identifier",
      "example": "exp-500123"
    },
    "member_id": {
      "type": "string",
      "description": "ID of the member who submitted the expense",
      "example": "500123"
    },
    "amount": {
      "type": "number",
      "description": "Expense amount",
      "example": 45.5
    },
    "currency": {
      "type": "string",
      "description": "Currency code (ISO 4217)",
      "example": "USD"
    },
    "category": {
      "type": "string",
      "description": "Expense category",
      "enum": [
        "meals",
        "travel",
        "lodging",
        "office_supplies",
        "software",
        "other"
      ],
      "example": "meals"
    },
    "description": {
      "type": "string",
      "description": "Description of the expense",
      "example": "Team lunch"
    },
    "date": {
      "type": "string",
      "format": "date",
      "description": "Date of the expense",
      "example": "2025-03-15"
    },
    "status": {
      "type": "string",
      "description": "Current status of the expense",
      "enum": [
        "pending",
        "approved",
        "rejected",
        "reimbursed"
      ],
      "example": "pending"
    },
    "receipt_url": {
      "type": "string",
      "format": "uri",
      "description": "URL to the uploaded receipt",
      "example": "https://api.abacus.com/receipts/abc123"
    },
    "created_at": {
      "type": "string",
      "format": "date-time",
      "description": "Timestamp when the expense was created",
      "example": "2025-03-15T14:30:00Z"
    },
    "updated_at": {
      "type": "string",
      "format": "date-time",
      "description": "Timestamp when the expense was last updated",
      "example": "2025-03-16T10:00:00Z"
    }
  }
}