asyncapi: 2.0.0
info:
  title: T-Rex Websocket API
  version: 1.0.1
  description: This serves as the documentation for websocket connections made between the T-Rex and the gateway.
servers:
  local:
    url: localhost/session
    description: local
    protocol: wss
  development:
    url: dev-sec-gw.cloud.fiskerinc.com/session
    description: dev
    protocol: wss
  stage:
    url: stg-sec-gw.cloud.fiskerinc.com/session
    description: stage
    protocol: wss
  preproduction:
    url: sec-gw.cloud.fiskerinc.com/session
    description: preprod
    protocol: wss
  production:
    url: sec-gw.cec-prd.fiskerinc.com/session
    description: prod
    protocol: wss
  production-eu:
    url: sec-gw.cec-euprd.fiskerinc.com/session
    description: prod-eu
    protocol: wss

channels:
  config:
    subscribe:
      message:
        $ref: '#/components/messages/config'
  filekeys:
    subscribe:
      message:
        $ref: '#/components/messages/filekeys'
  remote_command:
    subscribe:
      message:
        $ref: '#/components/messages/remote_command'
  update_manifest:
    subscribe:
      message:
        $ref: '#/components/messages/update_manifest'

  canbus(pub):
    publish:
      message:
        $ref: '#/components/messages/canbus(pub)'
  car_state:
    publish:
      message:
        $ref: '#/components/messages/car_state'
  car_update_status:
    publish:
      message:
        $ref: '#/components/messages/car_update_status'
  get_filekeys:
    publish:
      message:
        $ref: '#/components/messages/get_filekeys'
  error:
    publish:
      message:
        $ref: '#/components/messages/error(pub)'
    subscribe:
      message:
        $ref: '#/components/messages/error(sub)'

components:
  messages:
    config:
      description: Message containing configuration information. Passed down upon connection to gateway.
      payload:
        type: object
        required:
          - handler
          - data
        properties:
          handler:
            type: string
            const: config
          data:
            $ref: './schema/trex/RXMessage.json#/$defs/Config'

    filekeys:
      description: A message containing file keys for OTA update flow. Triggered by publishing 'get_filekeys' message.
      payload:
        type: object
        required:
          - handler
          - data
        properties:
          handler:
            type: string
            const: filekeys
          data:
            $ref: './schema/trex/RXMessage.json#/$defs/FileKeyResponse'

    remote_command:
      description: A message containing remote car command
      payload:
        type: object
        required:
          - handler
          - data
        properties:
          handler:
            type: string
            const: remote_command
          data:
            $ref: './schema/trex/RXMessage.json#/$defs/RemoteCommand'

    update_manifest:
      description: Manifest describing an OTA update.
      payload:
        type: object
        required:
          - handler
          - data
        properties:
          handler:
            type: string
            const: update_manifest
          data:
            $ref: './schema/trex/RXMessage.json#/$defs/UpdateManifest'

    canbus(pub):
      description: CAN message batch.
      payload:
        type: object
        required:
          - handler
          - data
        properties:
          handler:
            type: string
            const: canbus
          data:
            type: array
            items:
              $ref: './schema/trex/TXMessage.json#/$defs/CanFrame'
    car_state:
      description: Current car state, describes ECU versions etc.
      payload:
        type: object
        required:
          - handler
          - data
        properties:
          handler:
            type: string
            const: car_state
          data:
            $ref: './schema/trex/TXMessage.json#/$defs/CarStateUpdate'
    car_update_status:
      description: Update status for an OTA update.
      payload:
        type: object
        required:
          - handler
          - data
        properties:
          handler:
            type: string
            const: car_update_status
          data:
            $ref: './schema/trex/TXMessage.json#/$defs/CarUpdateProgress'
    get_filekeys:
      description: Request file keys to decrypt OTA update.
      payload:
        type: object
        required:
          - handler
          - data
        properties:
          handler:
            type: string
            const: get_filekeys
          data:
            $ref: './schema/trex/TXMessage.json#/$defs/FileKeysRequest'
    error(pub):
      description: Report an error.
      payload:
        type: object
        required:
          - handler
          - data
        properties:
          handler:
            type: string
            const: error
          data:
            $ref: './schema/trex/TXMessage.json#/$defs/Error'
    error(sub):
      description: Generic error message
      payload:
        type: object
        required:
          - handler
          - data
        properties:
          handler:
            type: string
            description: expects the string "error"
            const: error
          data:
            $ref: './schema/trex/RXMessage.json#/$defs/ErrorModel'