paths:

  /api/v1/carts/{customerId}/items:

    post:

      tags:

        - cart

      summary: Adds an item in shopping cart

      description: Adds an item to the shopping cart

      operationId: addCartItemsByCustomerId

      parameters:

        - name: customerId

          in: path

          description: Customer Identifier

          required: true

          schema:

            type: string

      requestBody:

        description: Item object

        content:

          application/xml:

            schema:

              $ref: '#/components/schemas/Item'

          application/json:

            schema:

              $ref: '#/components/schemas/Item'

      responses:

        201:

          description: Item added successfully

          content:

            application/json:

              schema:

                type: array

                items:

                  $ref: '#/components/schemas/Item'

        404:

          description: Given customer ID doesn't exist

          content: {}