openapi: "3.0.0"
info:
  version: 1.0.0
  title: SensLog Telemetry
servers:
  - url: http://127.0.0.1:8080
paths:
  /info:
    get:
      operationId: infoGET
      summary: Information about running instance
      responses:
        '200':
          description: Instance information
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/Info"
        default:
          description: unexpected error
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/Error"
  /campaigns:
    get:
      operationId: campaignAllGET
      summary: Publish info about all campaigns
      responses:
        200:
          description: JSON array of basic info of each campaign
          content:
            application/json:
              schema:
                type: array
                properties:
                  Campaign@NavigationLink:
                    type: string
                    format: uri
                  id:
                    type: integer
                    format: int64
                  description:
                    type: string
                  from_time:
                    type: string
                    format: date-time
                    example: "2023-01-25 15:35:32Z"
                  to_time:
                    type: string
                    format: date-time
              example:
                Campaign@NavigationLink: "/campaigns/1"
                id: 1
                description: "Campaign example"
                from_time: "2023-01-25 15:35:32Z"
                to_time: "2023-03-20 10:35:32Z"
        default:
          description: unexpected error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
  /campaigns/{id}:
    get:
      operationId: campaignIdGET
      summary: Publish info about a campaign
      parameters:
        - in: path
          name: id
          schema:
            type: integer
          required: true
          description: Numeric ID of the campaign to get
      responses:
        200:
          description: JSON object containing info about a campaign
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CampaignInfo'
        default:
          description: unexpected error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
  /campaigns/{id}/observations:
    get:
      operationId: campaignIdObservationGET
      summary: Publish last observation from the campaign
      parameters:
        - in: path
          name: id
          schema:
            type: integer
          required: true
          description: Numeric ID of the campaign to get
      responses:
        200:
          description: JSON containing telemetry observation of the campaign
          content:
            application/json:
              schema:
                type: object
                properties:
                  Campaign@NavigationLink:
                    type: string
                    format: uri
                  data:
                    type: array
                    items:
                      $ref: '#/components/schemas/Observation'
        default:
          description: unexpected error
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/Error"
  /units/{id}:
    get:
      operationId: unitIdGET
      summary: Publish info about a unit
      responses:
        200:
          description: JSON object containing info about an unit
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/UnitInfo'
        default:
          description: unexpected error
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/Error"
  /units/{id}/observations:
    get:
      operationId: unitIdObservationGET
      summary: Publish last observation from the unit
      responses:
        200:
          description: JSON containing telemetry observations of the unit
          content:
            application/json:
              schema:
                type: object
                properties:
                  Unit@NavigationLink:
                    type: string
                    format: uri
                  data:
                    type: array
                    items:
                      $ref: '#/components/schemas/Observation'
        default:
          description: unexpected error
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/Error"
  /sensors/{id}:
    get:
      operationId: sensorIdGET
      summary: Publish info about a sensor
      responses:
        200:
          description: JSON object containing info about a sensor
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SensorInfo'
        default:
          description: unexpected error
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/Error"

components:
  schemas:
    CampaignInfo:
      type: object
      required:
        - id
        - from_time
        - to_time
        - units
      properties:
        Observations@NavigationLink:
          type: string
          format: uri
        id:
          type: integer
          format: int64
        description:
          type: string
        from_time:
          type: string
          format: date-time
        to_time:
          type: string
          format: date-time
        units:
          type: array
          items:
            type: object
            required:
              - unit_id
              - Unit@NavigationLink
            properties:
              id:
                type: integer
                format: int64
              Unit@NavigationLink:
                type: string
                format: uri
      example:
        Observations@NavigationLink: "/campaigns/1/observations"
        id: 1
        description: "Campaign example"
        from_time: "2023-01-25 15:35:32Z"
        to_time: "2023-03-20 10:35:32Z"
        units: []
    UnitInfo:
      type: object
      required:
        - unit_id
        - is_mobile
        - type
        - sensors
      properties:
        Campaign@NavigationLink:
          type: string
          format: uri
          description: URI link to the assigned campaign
        id:
          type: integer
          format: int64
        description:
          type: string
        is_mobile:
          type: boolean
        type:
          type: object
          required:
            - id
            - name
          properties:
            id:
              type: string
              minLength: 1
              maxLength: 2
            name:
              type: string
              maxLength: 20
            description:
              type: string
        sensors:
          type: array
          items:
            type: object
            required:
              - sensor_id
              - Sensor@NavigationLink
            properties:
              sensor_id:
                type: integer
                format: int64
              Sensor@NavigationLink:
                type: string
                format: uri
                description: URI link to the sensor info
    SensorInfo:
      type: object
      required:
        - sensor_id
        - name
        - type
        - phenomenon
      properties:
        sensor_id:
          type: integer
          format: int64
        name:
          type: string
        type:
          type: string
        min_range:
          type: string
        max_range:
          type: string
        phenomenon:
          $ref: '#/components/schemas/PhenomenonInfo'
    PhenomenonInfo:
      type: object
      required:
        - id
        - name
        - uom
      properties:
        id:
          type: integer
          format: int64
        name:
          type: string
        uom:
          type: string
          maxLength: 30
        uom_link:
          type: string
          format: uri

    Observation:
      type: object
      required:
        - unit_id
        - time_stamp
        - location
        - observed_values
      properties:
        unit_id:
          type: integer
          format: int64
        time_stamp:
          type: string
          format: date-time
        location:
          $ref: '#/components/schemas/Location'
        observed_values:
          type: object
    Location:
      type: object
      properties:
        longitude:
          type: number
          format: float
        latitude:
          type: number
          format: float
        altitude:
          type: number
          format: float
      example:
        longitude: 49.7384
        latitude: 13.3736
        altitude: 350.3
    Info:
      required:
        - name
        - version
        - build
        - uptime
        - uptimeMillis
      properties:
        name:
          type: string
        version:
          type: string
        build:
          type: string
        uptimeMillis:
          type: integer
          format: int64
        uptime:
          type: string
      example:
        name: "senslog-telemetry"
        version: "1.1.0"
        build: "123456789"
        uptimeMillis: 1684862333
        uptime: "1:20:00"
    Error:
      required:
        - code
        - message
      properties:
        code:
          type: integer
          format: int32
        message:
          type: string
      example:
        code: 404
        message: "Not Found"