Add support for load switches to WMS WebControl pro

[mback2k]

Proposed change

Add support for load switches (e.g. controlling heaters) to WMS WebControl pro, see:
mback2k/pywmspro#1 (comment)

Type of change

• Dependency upgrade
• Bugfix (non-breaking change which fixes an issue)
• New integration (thank you!)
• New feature (which adds functionality to an existing integration)
• Deprecation (breaking change to happen in the future)
• Breaking change (fix/feature causing existing functionality to break)
• Code quality improvements to existing code or addition of tests

Additional information

• This PR fixes or closes issue: fixes #
• This PR is related to issue: Do you plan to integrate other product groups? mback2k/pywmspro#1 (comment)
• Link to documentation pull request: Add support for load switches to WMS WebControl pro home-assistant.io#42466
• Link to developer documentation pull request:
• Link to frontend pull request:

Checklist

• The code change is tested and works locally.
• Local tests pass. Your PR cannot be merged unless tests pass
• There is no commented out code in this PR.
• I have followed the development checklist
• I have followed the perfect PR recommendations
• The code has been formatted using Ruff (ruff format homeassistant tests)
• Tests have been added to verify that the new code works.

If user exposed functionality or configuration variables are added/changed:

• Documentation added/updated for www.home-assistant.io

If the code communicates with devices, web services, or third-party tools:

• The manifest file has all fields filled out correctly.
  Updated and included derived files by running: python3 -m script.hassfest.
• New or updated dependencies have been added to requirements_all.txt.
  Updated by running python3 -m script.gen_requirements_all.
• For the updated dependencies - a link to the changelog, or at minimum a diff between library versions is added to the PR description.

To help with the load of incoming pull requests:

• I have reviewed two other open pull requests in this repository.

[github-actions]

There hasn't been any activity on this pull request recently. This pull request has been automatically marked as stale because of that and will be closed if no further activity occurs within 7 days.
If you are the author of this PR, please leave a comment if you want to keep it open. Also, please rebase your PR onto the latest dev branch to ensure that it's up to date with the latest changes.
Thank you for your contribution!

[mback2k]

I will get back to this soon.

[Copilot]

Pull request overview

This PR adds support for load-bearing switches (such as heaters) to the WMS WebControl pro integration. The implementation follows the existing patterns established in the integration for other device types like lights and covers.

Key Changes:

• New switch platform for controlling load switches via the WMS WebControl pro API
• Comprehensive test coverage including device creation, state updates, and on/off control
• Test fixtures to support the new switch functionality

Reviewed changes

Copilot reviewed 7 out of 7 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
homeassistant/components/wmspro/__init__.py	Adds Platform.SWITCH to the list of supported platforms
homeassistant/components/wmspro/switch.py	Implements the switch platform with entity setup and on/off control methods, following the same patterns as the light platform
tests/components/wmspro/test_switch.py	Adds comprehensive tests for switch device creation, state updates, and service calls (turn on/off)
tests/components/wmspro/conftest.py	Adds test fixtures for load switch configuration and status mocking
tests/components/wmspro/fixtures/config_prod_load_switch.json	Provides test configuration data including heater devices with load switch actions
tests/components/wmspro/fixtures/status_prod_load_switch.json	Provides test status data for load switch state verification
tests/components/wmspro/snapshots/test_switch.ambr	Snapshot assertions for device registry and entity state verification

[mback2k]

Happy holidays @joostlek, would you mind taking a look at this for people wanting to control their heaters? Thanks in advance!

[mback2k]

Thanks a lot, @joostlek !