openapi: 3.2.0
info:
  title: EVEDEX - Exchange/billing-backend Refund API
  version: 1.0.0
servers:
- url: https://billing-api.evedex.com
tags:
- name: Refund
paths:
  /api/refund/{billId}:
    post:
      tags:
      - Refund
      security:
      - InternalKey: []
      parameters:
      - in: path
        name: billId
        schema:
          anyOf:
          - type: string
          - type: string
            format: uuid
        required: true
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CreateRefundBody'
      responses:
        '200':
          description: 200 OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/RefundObject'
        '404':
          description: 404 Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
components:
  schemas:
    CreateRefundBody:
      type: object
      properties:
        amount:
          type: number
        currency:
          type: string
        failReason:
          type: string
        rollbackType:
          type: string
          enum:
          - notNeeded
          - full
          - manual
      required:
      - amount
      - currency
      - rollbackType
    RefundObject:
      type: object
      properties:
        id:
          type: string
          format: uuid
        bill:
          type: string
        amount:
          type: number
        currency:
          type: string
        status:
          type: string
          enum:
          - awaiting
          - returned
          - error
        failReason:
          type: string
        rollbackType:
          type: string
          enum:
          - notNeeded
          - full
          - manual
        createdAt:
          type: string
        updatedAt:
          type: string
      required:
      - id
      - bill
      - amount
      - currency
      - status
      - failReason
      - rollbackType
      - createdAt
      - updatedAt
    ErrorResponse:
      type: object
      properties:
        message:
          type: string
          description: Error message
      required:
      - message
      description: Error response
  securitySchemes:
    InternalKey:
      type: http
      scheme: bearer