openapi: 3.0.0
info:
  title: Earnipay Invoicing App Products API
  description: FIRS-compliant e-invoicing platform API
  version: '1.0'
  contact: {}
servers: []
tags:
- name: Products
paths:
  /v1/products:
    post:
      description: Create a new product for the current business. Product names must be unique per business.
      operationId: ProductController_createProduct_v1
      parameters:
      - name: businessId
        required: true
        in: query
        description: Business ID
        schema:
          example: 123e4567-e89b-12d3-a456-426614174000
          type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CreateProductDto'
      responses:
        '201':
          description: Product created successfully
        '400':
          description: Bad Request - Invalid input data
        '401':
          description: Unauthorized
        '403':
          description: Forbidden - No access to this business
        '409':
          description: Conflict - Product name already exists
      security:
      - JWT-auth: []
      summary: Create new product
      tags:
      - Products
    get:
      description: Retrieve paginated list of products with search, filter, and sort capabilities.
      operationId: ProductController_getProducts_v1
      parameters:
      - name: businessId
        required: true
        in: query
        description: Business ID
        schema:
          type: string
      - name: page
        required: false
        in: query
        description: Page number
        schema:
          minimum: 1
          default: 1
          example: 1
          type: number
      - name: limit
        required: false
        in: query
        description: Items per page (max 100)
        schema:
          minimum: 1
          maximum: 100
          default: 20
          example: 20
          type: number
      - name: search
        required: false
        in: query
        description: Search in name, description
        schema:
          example: coffee
          type: string
      - name: taxCategory
        required: false
        in: query
        description: Filter by tax category
        schema:
          enum:
          - STANDARD
          - ZERO_RATED
          - EXEMPT
          - REDUCED
          - CUSTOM
          type: string
      - name: isActive
        required: false
        in: query
        description: Filter by active status
        schema:
          example: true
          type: boolean
      - name: dateFrom
        required: false
        in: query
        description: Filter by creation date from (YYYY-MM-DD)
        schema:
          example: '2024-01-01'
          type: string
      - name: dateTo
        required: false
        in: query
        description: Filter by creation date to (YYYY-MM-DD)
        schema:
          example: '2024-12-31'
          type: string
      - name: sortBy
        required: false
        in: query
        description: Sort field
        schema:
          enum:
          - name
          - unitPrice
          - createdAt
          - updatedAt
          type: string
      - name: sortOrder
        required: false
        in: query
        description: Sort order
        schema:
          enum:
          - asc
          - desc
          type: string
      responses:
        '200':
          description: Products retrieved successfully
        '401':
          description: Unauthorized
        '403':
          description: Forbidden - No access to this business
      security:
      - JWT-auth: []
      summary: Get products list
      tags:
      - Products
  /v1/products/{id}:
    get:
      description: Retrieve detailed information about a specific product.
      operationId: ProductController_getProductById_v1
      parameters:
      - name: id
        required: true
        in: path
        description: Product ID
        schema:
          example: 123e4567-e89b-12d3-a456-426614174000
          type: string
      responses:
        '200':
          description: Product details retrieved successfully
        '401':
          description: Unauthorized
        '403':
          description: Forbidden - No access to this product's business
        '404':
          description: Product not found
      security:
      - JWT-auth: []
      summary: Get product details
      tags:
      - Products
    patch:
      description: Update product information. Product name must remain unique per business.
      operationId: ProductController_updateProduct_v1
      parameters:
      - name: id
        required: true
        in: path
        description: Product ID
        schema:
          type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/UpdateProductDto'
      responses:
        '200':
          description: Product updated successfully
        '400':
          description: Bad Request - Invalid input data
        '401':
          description: Unauthorized
        '403':
          description: Forbidden - No access to this product's business
        '404':
          description: Product not found
        '409':
          description: Conflict - Product name already exists
      security:
      - JWT-auth: []
      summary: Update product
      tags:
      - Products
    delete:
      description: Soft delete a product. The product will no longer appear in your catalog.
      operationId: ProductController_deleteProduct_v1
      parameters:
      - name: id
        required: true
        in: path
        description: Product ID
        schema:
          type: string
      responses:
        '200':
          description: Product deleted successfully
        '401':
          description: Unauthorized
        '403':
          description: Forbidden - No access to this product's business
        '404':
          description: Product not found
      security:
      - JWT-auth: []
      summary: Delete product
      tags:
      - Products
components:
  schemas:
    CreateProductDto:
      type: object
      properties:
        name:
          type: string
          description: Product name
          example: Premium Coffee Beans
          minLength: 2
          maxLength: 200
        description:
          type: string
          description: Product description
          example: High-quality Arabica coffee beans from Ethiopia
        unitPrice:
          type: number
          description: Unit price in the base currency
          example: 5000
          minimum: 0
        taxCategory:
          type: string
          description: Tax category for the product
          enum:
          - STANDARD
          - ZERO_RATED
          - EXEMPT
          - REDUCED
          - CUSTOM
          default: STANDARD
          example: STANDARD
        taxPercent:
          type: number
          description: Tax percentage (0-100)
          example: 7.5
          minimum: 0
          maximum: 100
        unit:
          type: string
          description: Unit of measurement
          example: kg
          default: unit
      required:
      - name
      - unitPrice
      - taxPercent
    UpdateProductDto:
      type: object
      properties:
        name:
          type: string
          description: Product name
          example: Premium Coffee Beans
          minLength: 2
          maxLength: 200
        description:
          type: string
          description: Product description
          example: High-quality Arabica coffee beans from Ethiopia
        unitPrice:
          type: number
          description: Unit price in the base currency
          example: 5500
          minimum: 0
        taxCategory:
          type: string
          description: Tax category for the product
          enum:
          - STANDARD
          - ZERO_RATED
          - EXEMPT
          - REDUCED
          - CUSTOM
          example: STANDARD
        taxPercent:
          type: number
          description: Tax percentage (0-100)
          example: 7.5
          minimum: 0
          maximum: 100
        unit:
          type: string
          description: Unit of measurement
          example: kg
        isActive:
          type: boolean
          description: Whether the product is active
          example: true
  securitySchemes:
    JWT-auth:
      scheme: bearer
      bearerFormat: JWT
      type: http
      name: JWT
      description: Enter JWT token
      in: header
    API-Key:
      type: apiKey
      in: header
      name: X-API-Key
      description: API Key for third-party integrations