asyncapi: '2.6.0'
info:
  title: GaggiMate WebSocket API
  version: '1.0.0'
  description: |
    This document describes the WebSocket interface exposed by the
    GaggiMate display firmware. Clients connect to `/ws` using the
    `ws://` or `wss://` protocol. Messages are JSON objects containing
    a `tp` field that specifies the type of message.
servers:
  production:
    url: '{protocol}://{host}/ws'
    protocol: ws
    description: WebSocket server
    variables:
      protocol:
        enum: [ws, wss]
        default: ws
      host:
        default: localhost
channels:
  '/ws':
    description: All messages share the same WebSocket channel.
    subscribe:
      description: Messages sent from the server to the client.
      message:
        oneOf:
          - $ref: '#/components/messages/StatusEvent'
          - $ref: '#/components/messages/OtaSettingsResponse'
          - $ref: '#/components/messages/OtaProgressEvent'
          - $ref: '#/components/messages/AutotuneResultEvent'
          - $ref: '#/components/messages/ProfilesListResponse'
          - $ref: '#/components/messages/ProfilesLoadResponse'
          - $ref: '#/components/messages/ProfilesSaveResponse'
          - $ref: '#/components/messages/ProfilesDeleteResponse'
          - $ref: '#/components/messages/ProfilesSelectResponse'
          - $ref: '#/components/messages/ProfilesFavoriteResponse'
          - $ref: '#/components/messages/ProfilesUnfavoriteResponse'
          - $ref: '#/components/messages/ProfilesReorderResponse'
    publish:
      description: Messages sent from the client to the server.
      message:
        oneOf:
          - $ref: '#/components/messages/OtaSettingsRequest'
          - $ref: '#/components/messages/OtaStartRequest'
          - $ref: '#/components/messages/AutotuneStartRequest'
          - $ref: '#/components/messages/ProfilesListRequest'
          - $ref: '#/components/messages/ProfilesLoadRequest'
          - $ref: '#/components/messages/ProfilesSaveRequest'
          - $ref: '#/components/messages/ProfilesDeleteRequest'
          - $ref: '#/components/messages/ProfilesSelectRequest'
          - $ref: '#/components/messages/ProfilesFavoriteRequest'
          - $ref: '#/components/messages/ProfilesUnfavoriteRequest'
          - $ref: '#/components/messages/ProfilesReorderRequest'
components:
  schemas:
    StatusPayload:
      type: object
      properties:
        tp:
          type: string
          enum: ['evt:status']
        ct:
          type: number
          description: Current temperature
        tt:
          type: number
          description: Target temperature
        pr:
          type: number
          description: Current pressure
        fl:
          type: number
          description: Current flow
        pt:
          type: number
          description: Target pressure
        m:
          type: integer
          description: Machine mode
        p:
          type: string
          description: Selected profile label
        cp:
          type: boolean
          description: Indicates pressure capability
        cd:
          type: boolean
          description: Indicates dimming capability
      required: [tp]
    OtaSettingsPayload:
      type: object
      properties:
        tp:
          type: string
          enum: ['res:ota-settings']
        latestVersion:
          type: string
        displayVersion:
          type: string
        controllerVersion:
          type: string
        hardware:
          type: string
        displayUpdateAvailable:
          type: boolean
        controllerUpdateAvailable:
          type: boolean
        channel:
          type: string
        updating:
          type: boolean
      required: [tp]
    OtaProgressPayload:
      type: object
      properties:
        tp:
          type: string
          enum: ['evt:ota-progress']
        phase:
          type: integer
        progress:
          type: integer
      required: [tp, phase, progress]
    AutotuneResultPayload:
      type: object
      properties:
        tp:
          type: string
          enum: ['evt:autotune-result']
        pid:
          type: string
      required: [tp, pid]
    ProfilePayload:
      $ref: '../schema/profile.json'
  messages:
    StatusEvent:
      payload:
        $ref: '#/components/schemas/StatusPayload'
    OtaSettingsResponse:
      payload:
        $ref: '#/components/schemas/OtaSettingsPayload'
    OtaProgressEvent:
      payload:
        $ref: '#/components/schemas/OtaProgressPayload'
    AutotuneResultEvent:
      payload:
        $ref: '#/components/schemas/AutotuneResultPayload'
    ProfilesListResponse:
      payload:
        type: object
        properties:
          tp:
            type: string
            enum: ['res:profiles:list']
          rid:
            type: string
          profiles:
            type: array
            items:
              $ref: '#/components/schemas/ProfilePayload'
          error:
            type: string
        required: [tp]
    ProfilesLoadResponse:
      payload:
        type: object
        properties:
          tp:
            type: string
            enum: ['res:profiles:load']
          rid:
            type: string
          profile:
            $ref: '#/components/schemas/ProfilePayload'
          error:
            type: string
        required: [tp]
    ProfilesSaveResponse:
      payload:
        type: object
        properties:
          tp:
            type: string
            enum: ['res:profiles:save']
          rid:
            type: string
          profile:
            $ref: '#/components/schemas/ProfilePayload'
          error:
            type: string
        required: [tp]
    ProfilesDeleteResponse:
      payload:
        type: object
        properties:
          tp:
            type: string
            enum: ['res:profiles:delete']
          rid:
            type: string
          error:
            type: string
        required: [tp]
    ProfilesSelectResponse:
      payload:
        type: object
        properties:
          tp:
            type: string
            enum: ['res:profiles:select']
          rid:
            type: string
          error:
            type: string
        required: [tp]
    ProfilesFavoriteResponse:
      payload:
        type: object
        properties:
          tp:
            type: string
            enum: ['res:profiles:favorite']
          rid:
            type: string
          error:
            type: string
        required: [tp]
    ProfilesUnfavoriteResponse:
      payload:
        type: object
        properties:
          tp:
            type: string
            enum: ['res:profiles:unfavorite']
          rid:
            type: string
          error:
            type: string
        required: [tp]
    OtaSettingsRequest:
      payload:
        type: object
        properties:
          tp:
            type: string
            enum: ['req:ota-settings']
          update:
            type: boolean
          channel:
            type: string
        required: [tp]
    OtaStartRequest:
      payload:
        type: object
        properties:
          tp:
            type: string
            enum: ['req:ota-start']
          cp:
            type: string
        required: [tp]
    AutotuneStartRequest:
      payload:
        type: object
        properties:
          tp:
            type: string
            enum: ['req:autotune-start']
          time:
            type: integer
          samples:
            type: integer
        required: [tp]
    ProfilesListRequest:
      payload:
        type: object
        properties:
          tp:
            type: string
            enum: ['req:profiles:list']
          rid:
            type: string
        required: [tp]
    ProfilesLoadRequest:
      payload:
        type: object
        properties:
          tp:
            type: string
            enum: ['req:profiles:load']
          rid:
            type: string
          id:
            type: string
        required: [tp, id]
    ProfilesSaveRequest:
      payload:
        type: object
        properties:
          tp:
            type: string
            enum: ['req:profiles:save']
          rid:
            type: string
          profile:
            $ref: '#/components/schemas/ProfilePayload'
        required: [tp, profile]
    ProfilesDeleteRequest:
      payload:
        type: object
        properties:
          tp:
            type: string
            enum: ['req:profiles:delete']
          rid:
            type: string
          id:
            type: string
        required: [tp, id]
    ProfilesSelectRequest:
      payload:
        type: object
        properties:
          tp:
            type: string
            enum: ['req:profiles:select']
          rid:
            type: string
          id:
            type: string
        required: [tp, id]
    ProfilesFavoriteRequest:
      payload:
        type: object
        properties:
          tp:
            type: string
            enum: ['req:profiles:favorite']
          rid:
            type: string
          id:
            type: string
        required: [tp, id]
    ProfilesUnfavoriteRequest:
      payload:
        type: object
        properties:
          tp:
            type: string
            enum: ['req:profiles:unfavorite']
          rid:
            type: string
          id:
            type: string
        required: [tp, id]
    ProfilesReorderRequest:
      payload:
        type: object
        properties:
          tp:
            type: string
            enum: ['req:profiles:reorder']
          rid:
            type: string
          order:
            type: array
            items:
              type: string
            description: Full ordered list of profile IDs.
        required: [tp, order]

    ProfilesReorderResponse:
      payload:
        type: object
        properties:
          tp:
            type: string
            enum: ['res:profiles:reorder']
          rid:
            type: string
          # No error field; success implied
        required: [tp]