openapi: 3.0.3
info:
  title: Airline Analytics Sessions API
  version: v1.1
  description: In order to measure and continuously improve HTS Ancillaries performance, specific events occurring during a customer session can be sent by the partner airlines using some dedicated endpoints.
servers:
- url: https://airlines-api.hopper.com/airline/v1.1
tags:
- description: "Hopper uses a unique ID to correlate API calls and events produced by a user's interaction with an airline application.\nThe duration of the user's interactions is called a \"session\", and the correlation ID is called a `session_id`.\n\nA session begins immediately before the airline’s first API call to Hopper, and the airline must call the Create a Session endpoint at this time. \nA `session_id` is returned from this call; it must be included with each subsequent API call via the `HC-Session-ID` header. \nNo airline action is required to end the session.\n"
  name: Sessions
paths:
  /sessions:
    post:
      description: Create a new session for which events will be collected.
      operationId: postSessions
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/create_airline_session_request'
        required: true
      responses:
        '201':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/airline_session'
          description: The created airline session
          headers:
            Expires:
              explode: false
              required: true
              schema:
                type: string
              style: simple
            Cache-Control:
              explode: false
              required: true
              schema:
                type: string
              style: simple
        '204':
          description: The airline session creation request was not performed
          headers:
            Expires:
              explode: false
              required: true
              schema:
                type: string
              style: simple
            Cache-Control:
              explode: false
              required: true
              schema:
                type: string
              style: simple
        '400':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/bad_request'
          description: Syntactic errors were encountered while handling the request
        '401':
          description: The client could not be authenticated
        '403':
          description: The authenticated client does not have permission to call this endpoint
        '404':
          description: The requested resource could not be found
        '422':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/unprocessable_entity'
          description: Semantic errors were encountered while handling the request
        '500':
          description: The server encountered an internal error
      security:
      - PartnerAuth: []
        apiKeyAuth: []
      summary: Create a Session
      tags:
      - Sessions
components:
  schemas:
    opera:
      properties:
        version:
          type: string
        type:
          enum:
          - opera
          type: string
      required:
      - type
      title: opera
      type: object
    other_os:
      properties:
        name:
          example: 15.0.2
          type: string
        version:
          type: string
        type:
          enum:
          - other_os
          example: i_os
          type: string
      required:
      - name
      - type
      title: other_os
      type: object
    operating_system:
      discriminator:
        mapping:
          android: '#/components/schemas/android'
          chrome_os: '#/components/schemas/chrome_os'
          i_os: '#/components/schemas/i_os'
          linux: '#/components/schemas/linux'
          mac_os: '#/components/schemas/mac_os'
          other_os: '#/components/schemas/other_os'
          windows: '#/components/schemas/windows'
        propertyName: type
      oneOf:
      - $ref: '#/components/schemas/android'
      - $ref: '#/components/schemas/chrome_os'
      - $ref: '#/components/schemas/i_os'
      - $ref: '#/components/schemas/linux'
      - $ref: '#/components/schemas/mac_os'
      - $ref: '#/components/schemas/other_os'
      - $ref: '#/components/schemas/windows'
      title: operating_system
    browser:
      discriminator:
        mapping:
          chrome: '#/components/schemas/chrome'
          edge: '#/components/schemas/edge'
          firefox: '#/components/schemas/firefox'
          internet_explorer: '#/components/schemas/internet_explorer'
          opera: '#/components/schemas/opera'
          other_browser: '#/components/schemas/other_browser'
          safari: '#/components/schemas/safari'
        propertyName: type
      oneOf:
      - $ref: '#/components/schemas/chrome'
      - $ref: '#/components/schemas/edge'
      - $ref: '#/components/schemas/firefox'
      - $ref: '#/components/schemas/internet_explorer'
      - $ref: '#/components/schemas/opera'
      - $ref: '#/components/schemas/other_browser'
      - $ref: '#/components/schemas/safari'
      title: browser
    other_browser:
      properties:
        name:
          type: string
        version:
          type: string
        type:
          enum:
          - other_browser
          type: string
      required:
      - name
      - type
      title: other_browser
      type: object
    platform:
      discriminator:
        mapping:
          app: '#/components/schemas/app'
          web: '#/components/schemas/web'
        propertyName: type
      oneOf:
      - $ref: '#/components/schemas/app'
      - $ref: '#/components/schemas/web'
      title: platform
    desktop:
      properties:
        id:
          description: A unique identifier for the end-user's device, generated by the partner
          example: eb2dddb7-dc69-4521-9fbb-762b96eb921f
          type: string
        platform:
          $ref: '#/components/schemas/platform'
        ui_theme:
          type: string
        release_build:
          type: string
        type:
          enum:
          - desktop
          example: mobile
          type: string
      required:
      - id
      - type
      title: desktop
      type: object
    airline_session:
      description: A airline session resource
      example:
        id: af585dfd-dddf-4726-9ef7-f1bb8909a79a
      properties:
        id:
          description: A unique identifier for a airline session
          example: af585dfd-dddf-4726-9ef7-f1bb8909a79a
          type: string
      required:
      - id
      title: airline_session
      type: object
    windows:
      properties:
        version:
          example: 15.0.2
          type: string
        type:
          enum:
          - windows
          example: i_os
          type: string
      required:
      - type
      title: windows
      type: object
    app:
      properties:
        operating_system:
          $ref: '#/components/schemas/operating_system'
        type:
          enum:
          - app
          example: app
          type: string
      required:
      - type
      title: app
      type: object
    edge:
      properties:
        version:
          type: string
        type:
          enum:
          - edge
          type: string
      required:
      - type
      title: edge
      type: object
    mac_os:
      properties:
        version:
          example: 15.0.2
          type: string
        type:
          enum:
          - mac_os
          example: i_os
          type: string
      required:
      - type
      title: mac_os
      type: object
    web:
      properties:
        operating_system:
          $ref: '#/components/schemas/operating_system'
        browser:
          $ref: '#/components/schemas/browser'
        type:
          enum:
          - web
          example: app
          type: string
      required:
      - type
      title: web
      type: object
    tablet:
      properties:
        id:
          description: A unique identifier for the end-user's device, generated by the partner
          example: eb2dddb7-dc69-4521-9fbb-762b96eb921f
          type: string
        platform:
          $ref: '#/components/schemas/platform'
        ui_theme:
          type: string
        release_build:
          type: string
        type:
          enum:
          - tablet
          example: mobile
          type: string
      required:
      - id
      - type
      title: tablet
      type: object
    internet_explorer:
      properties:
        version:
          type: string
        type:
          enum:
          - internet_explorer
          type: string
      required:
      - type
      title: internet_explorer
      type: object
    device:
      description: The end-user's device
      discriminator:
        mapping:
          desktop: '#/components/schemas/desktop'
          mobile: '#/components/schemas/mobile'
          tablet: '#/components/schemas/tablet'
        propertyName: type
      oneOf:
      - $ref: '#/components/schemas/desktop'
      - $ref: '#/components/schemas/mobile'
      - $ref: '#/components/schemas/tablet'
      title: device
    bad_request:
      example:
        errors:
        - code: code
          messages:
            key: messages
          message: message
        - code: code
          messages:
            key: messages
          message: message
      properties:
        errors:
          items:
            $ref: '#/components/schemas/error'
          type: array
      required:
      - errors
      title: bad_request
      type: object
    android:
      properties:
        version:
          example: 15.0.2
          type: string
        type:
          enum:
          - android
          example: i_os
          type: string
      required:
      - type
      title: android
      type: object
    unprocessable_entity:
      example:
        errors:
        - code: code
          messages:
            key: messages
          message: message
        - code: code
          messages:
            key: messages
          message: message
      properties:
        errors:
          items:
            $ref: '#/components/schemas/error'
          type: array
      required:
      - errors
      title: unprocessable_entity
      type: object
    error:
      example:
        code: code
        messages:
          key: messages
        message: message
      properties:
        message:
          type: string
        code:
          type: string
        messages:
          additionalProperties:
            type: string
          title: map_string
          type: object
      required:
      - message
      title: error
      type: object
    mobile:
      properties:
        id:
          description: A unique identifier for the end-user's device, generated by the partner
          example: eb2dddb7-dc69-4521-9fbb-762b96eb921f
          type: string
        platform:
          $ref: '#/components/schemas/platform'
        ui_theme:
          type: string
        release_build:
          type: string
        type:
          enum:
          - mobile
          example: mobile
          type: string
      required:
      - id
      - type
      title: mobile
      type: object
    linux:
      properties:
        version:
          example: 15.0.2
          type: string
        type:
          enum:
          - linux
          example: i_os
          type: string
      required:
      - type
      title: linux
      type: object
    chrome_os:
      properties:
        version:
          example: 15.0.2
          type: string
        type:
          enum:
          - chrome_os
          example: i_os
          type: string
      required:
      - type
      title: chrome_os
      type: object
    product:
      description: The product for which the session is opened.<br/>Required for sessions having flow_type "exercise".
      enum:
      - cfar
      - dg
      - all
      title: product
      type: string
    user_info:
      description: An object containing information related to the airline's user. Should be included if known, but not if the user is anonymous.
      properties:
        airline_user_id:
          description: The airline's unique identifier for a user; can be an arbitrary string
          example: 2bcd6619-ac3e-403b-9982-3e12f2698a53
          type: string
        created_date_time:
          description: A UTC [RFC3339](https://xml2rfc.tools.ietf.org/public/rfc/html/rfc3339.html#anchor14) datetime; the date and time at which a user's account was created
          example: 2020-11-02 18:34:30+00:00
          format: date-time
          type: string
        previous_bookings:
          description: Number of prior bookings a user has made
          example: 3
          format: int32
          minimum: 0
          type: integer
      required:
      - airline_user_id
      title: user_info
      type: object
    safari:
      properties:
        version:
          type: string
        type:
          enum:
          - safari
          type: string
      required:
      - type
      title: safari
      type: object
    create_airline_session_request:
      properties:
        flow_type:
          $ref: '#/components/schemas/flow_type'
        user_info:
          $ref: '#/components/schemas/user_info'
        session_id:
          description: The custom identifier for the customer's session. If omitted, a new session ID will be generated.
          example: d93dd7c9-39c0-499d-903b-d837282231c7
          type: string
        device:
          $ref: '#/components/schemas/device'
        point_of_sale:
          description: An ISO 3166-1-alpha-2 country code; the point of sale of the user
          example: US
          type: string
        language:
          description: A ISO_639-1 country code; the language associated with the user
          example: es
          type: string
        product:
          $ref: '#/components/schemas/product'
      required:
      - flow_type
      - language
      - point_of_sale
      title: create_airline_session_request
      type: object
    i_os:
      properties:
        version:
          example: 15.0.2
          type: string
        type:
          enum:
          - i_os
          example: i_os
          type: string
      required:
      - type
      title: i_os
      type: object
    firefox:
      properties:
        version:
          type: string
        type:
          enum:
          - firefox
          type: string
      required:
      - type
      title: firefox
      type: object
    flow_type:
      description: The flow type for which the session is opened.
      enum:
      - purchase
      - exercise
      title: flow_type
      type: string
    chrome:
      properties:
        version:
          type: string
        type:
          enum:
          - chrome
          type: string
      required:
      - type
      title: chrome
      type: object
  securitySchemes:
    PartnerAuth:
      description: 'This API is authenticated with OAuth 2, Client Credentials grant.\

        Clients should use their `client_id` and `client_secret` to obtain an `access_token`.\

        The `access_token` should be included in every request, as a `Bearer` token on an `Authorization` header.\

        Note that `access_token`s eventually expire, requiring a new token to be fetched.


        see [authentication](#tag/Authentication)'
      scheme: bearer
      type: http
    SessionAuth:
      description: '# Header Parameters

        | headerName      | description                                                                                        |

        |-----------------|----------------------------------------------------------------------------------------------------|

        | `HC-Session-ID` | string <br/> **Example**: `9fd3f2f9-e5aa-4128-ace9-3c4ee37b685f`<br/>The ID of the current session |

        '
      in: header
      name: HC-Session-ID
      type: apiKey