openapi: 3.0.1
info:
  title: AbacatePay Billing Coupon API
  description: REST API for AbacatePay, a Brazilian payment gateway focused on instant Pix payments. Create billings and charges, generate and check Pix QR Codes, manage customers and coupons, and request withdrawals. All responses follow the {data, error} envelope and authenticate with a Bearer API key.
  termsOfService: https://www.abacatepay.com/termos
  contact:
    name: AbacatePay Support
    url: https://docs.abacatepay.com
  version: v1
servers:
- url: https://api.abacatepay.com/v1
  description: AbacatePay API v1 production server
security:
- bearerAuth: []
tags:
- name: Coupon
  description: Create and list discount coupons.
paths:
  /coupon/create:
    post:
      operationId: createCoupon
      tags:
      - Coupon
      summary: Create a new coupon
      description: Creates a discount coupon with a percentage or fixed-amount discount.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CreateCouponRequest'
      responses:
        '200':
          description: Coupon created
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CouponResponse'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /coupon/list:
    get:
      operationId: listCoupons
      tags:
      - Coupon
      summary: List coupons
      description: Returns the list of coupons for the authenticated store.
      responses:
        '200':
          description: A list of coupons
          content:
            application/json:
              schema:
                type: object
                properties:
                  data:
                    type: array
                    items:
                      $ref: '#/components/schemas/Coupon'
                  error:
                    nullable: true
        '401':
          $ref: '#/components/responses/Unauthorized'
components:
  schemas:
    Error:
      type: object
      properties:
        data:
          nullable: true
        error:
          type: string
          description: Human-readable error message.
    CreateCouponRequest:
      type: object
      required:
      - code
      - discount
      - discountKind
      - notes
      properties:
        code:
          type: string
        discount:
          type: number
          description: Discount value (percentage or fixed amount per discountKind).
        discountKind:
          type: string
          enum:
          - PERCENTAGE
          - FIXED
        notes:
          type: string
        maxRedeems:
          type: integer
          description: Maximum number of redemptions; -1 for unlimited.
        metadata:
          $ref: '#/components/schemas/Metadata'
    CouponResponse:
      type: object
      properties:
        data:
          $ref: '#/components/schemas/Coupon'
        error:
          nullable: true
    Coupon:
      type: object
      properties:
        id:
          type: string
        code:
          type: string
        discount:
          type: number
        discountKind:
          type: string
        status:
          type: string
          enum:
          - ACTIVE
          - DISABLED
        maxRedeems:
          type: integer
        redeemsCount:
          type: integer
        notes:
          type: string
        metadata:
          $ref: '#/components/schemas/Metadata'
    Metadata:
      type: object
      description: Arbitrary key/value metadata attached to a resource.
      additionalProperties: true
  responses:
    Unauthorized:
      description: Missing or invalid API key
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: API Key
      description: 'Authenticate with your AbacatePay API key as a Bearer token: `Authorization: Bearer <abacatepay-api-key>`.'