tuya-local/custom_components/tuya_local/devices/smartcurtain_acs_wt.yaml

name: Curtain
products:
  - id: spjpuwf1u2dc7tlt
    name: SmartCurtain 3
primary_entity:
  entity: cover
  class: curtain
  dps:
    - id: 101
      type: string
      name: control
      mapping:
        - dps_val: open
          value: open
        - dps_val: close
          value: close
        - dps_val: stop
          value: stop
    - id: 102
      type: integer
      name: current_position
    - id: 104
      type: integer
      name: position
      range:
        min: 0
        max: 100
secondary_entities:
  - entity: switch
    name: Reverse
    category: config
    dps:
      - id: 103
        type: boolean
        optional: true
        name: switch
        mapping:
          - dps_val: null
            value: false
            hidden: true