Add touchlinesl integration (home-assistant#124557)

* touchlinesl: init integration

* integration(touchlinesl): address review feedback

* integration(touchlinesl): address review feedback

* integration(touchlinesl): add a coordinator to manage data updates

* integration(touchlinesl): address review feedback

* integration(touchline_sl): address feedback (and rename)

* integration(touchline_sl): address feedback

* integration(touchline_sl): address feedback

* integration(touchline_sl): update strings

* integration(touchline_sl): address feedback

* integration(touchline_sl): address feedback

CODEOWNERS

@@ -1493,6 +1493,8 @@ build.json @home-assistant/supervisor
 /tests/components/tomorrowio/ @raman325 @lymanepp
 /homeassistant/components/totalconnect/ @austinmroczek
 /tests/components/totalconnect/ @austinmroczek
+/homeassistant/components/touchline_sl/ @jnsgruk
+/tests/components/touchline_sl/ @jnsgruk
 /homeassistant/components/tplink/ @rytilahti @bdraco @sdb9696
 /tests/components/tplink/ @rytilahti @bdraco @sdb9696
 /homeassistant/components/tplink_omada/ @MarkGodwin

homeassistant/brands/roth.json

@@ -0,0 +1,5 @@
+{
+  "domain": "roth",
+  "name": "Roth",
+  "integrations": ["touchline", "touchline_sl"]
+}

homeassistant/components/touchline_sl/__init__.py

@@ -0,0 +1,63 @@
+"""The Roth Touchline SL integration."""
+
+from __future__ import annotations
+
+import asyncio
+
+from pytouchlinesl import TouchlineSL
+
+from homeassistant.config_entries import ConfigEntry
+from homeassistant.const import CONF_PASSWORD, CONF_USERNAME, Platform
+from homeassistant.core import HomeAssistant
+from homeassistant.helpers import device_registry as dr
+
+from .const import DOMAIN
+from .coordinator import TouchlineSLModuleCoordinator
+
+PLATFORMS: list[Platform] = [Platform.CLIMATE]
+
+type TouchlineSLConfigEntry = ConfigEntry[list[TouchlineSLModuleCoordinator]]
+
+
+async def async_setup_entry(hass: HomeAssistant, entry: TouchlineSLConfigEntry) -> bool:
+    """Set up Roth Touchline SL from a config entry."""
+    account = TouchlineSL(
+        username=entry.data[CONF_USERNAME], password=entry.data[CONF_PASSWORD]
+    )
+
+    coordinators: list[TouchlineSLModuleCoordinator] = [
+        TouchlineSLModuleCoordinator(hass, module) for module in await account.modules()
+    ]
+
+    await asyncio.gather(
+        *[
+            coordinator.async_config_entry_first_refresh()
+            for coordinator in coordinators
+        ]
+    )
+
+    device_registry = dr.async_get(hass)
+
+    # Create a new Device for each coorodinator to represent each module
+    for c in coordinators:
+        module = c.data.module
+        device_registry.async_get_or_create(
+            config_entry_id=entry.entry_id,
+            identifiers={(DOMAIN, module.id)},
+            name=module.name,
+            manufacturer="Roth",
+            model=module.type,
+            sw_version=module.version,
+        )
+
+    entry.runtime_data = coordinators
+    await hass.config_entries.async_forward_entry_setups(entry, PLATFORMS)
+
+    return True
+
+
+async def async_unload_entry(
+    hass: HomeAssistant, entry: TouchlineSLConfigEntry
+) -> bool:
+    """Unload a config entry."""
+    return await hass.config_entries.async_unload_platforms(entry, PLATFORMS)

homeassistant/components/touchline_sl/climate.py

@@ -0,0 +1,126 @@
+"""Roth Touchline SL climate integration implementation for Home Assistant."""
+
+from typing import Any
+
+from pytouchlinesl import Zone
+
+from homeassistant.components.climate import (
+    ClimateEntity,
+    ClimateEntityFeature,
+    HVACMode,
+)
+from homeassistant.const import ATTR_TEMPERATURE, UnitOfTemperature
+from homeassistant.core import HomeAssistant, callback
+from homeassistant.helpers.device_registry import DeviceInfo
+from homeassistant.helpers.entity_platform import AddEntitiesCallback
+from homeassistant.helpers.update_coordinator import CoordinatorEntity
+
+from . import TouchlineSLConfigEntry
+from .const import DOMAIN
+from .coordinator import TouchlineSLModuleCoordinator
+
+
+async def async_setup_entry(
+    hass: HomeAssistant,
+    entry: TouchlineSLConfigEntry,
+    async_add_entities: AddEntitiesCallback,
+) -> None:
+    """Set up the Touchline devices."""
+    coordinators = entry.runtime_data
+    async_add_entities(
+        TouchlineSLZone(coordinator=coordinator, zone_id=zone_id)
+        for coordinator in coordinators
+        for zone_id in coordinator.data.zones
+    )
+
+
+CONSTANT_TEMPERATURE = "constant_temperature"
+
+
+class TouchlineSLZone(CoordinatorEntity[TouchlineSLModuleCoordinator], ClimateEntity):
+    """Roth Touchline SL Zone."""
+
+    _attr_has_entity_name = True
+    _attr_hvac_mode = HVACMode.HEAT
+    _attr_hvac_modes = [HVACMode.HEAT]
+    _attr_name = None
+    _attr_supported_features = (
+        ClimateEntityFeature.TARGET_TEMPERATURE | ClimateEntityFeature.PRESET_MODE
+    )
+    _attr_temperature_unit = UnitOfTemperature.CELSIUS
+    _attr_translation_key = "zone"
+
+    def __init__(self, coordinator: TouchlineSLModuleCoordinator, zone_id: int) -> None:
+        """Construct a Touchline SL climate zone."""
+        super().__init__(coordinator)
+        self.zone_id: int = zone_id
+
+        self._attr_unique_id = (
+            f"module-{self.coordinator.data.module.id}-zone-{self.zone_id}"
+        )
+
+        self._attr_device_info = DeviceInfo(
+            identifiers={(DOMAIN, str(zone_id))},
+            name=self.zone.name,
+            manufacturer="Roth",
+            via_device=(DOMAIN, coordinator.data.module.id),
+            model="zone",
+            suggested_area=self.zone.name,
+        )
+
+        # Call this in __init__ so data is populated right away, since it's
+        # already available in the coordinator data.
+        self.set_attr()
+
+    @callback
+    def _handle_coordinator_update(self) -> None:
+        """Handle updated data from the coordinator."""
+        self.set_attr()
+        super()._handle_coordinator_update()
+
+    @property
+    def zone(self) -> Zone:
+        """Return the device object from the coordinator data."""
+        return self.coordinator.data.zones[self.zone_id]
+
+    @property
+    def available(self) -> bool:
+        """Return if the device is available."""
+        return super().available and self.zone_id in self.coordinator.data.zones
+
+    async def async_set_temperature(self, **kwargs: Any) -> None:
+        """Set new target temperature."""
+        if (temperature := kwargs.get(ATTR_TEMPERATURE)) is None:
+            return
+
+        await self.zone.set_temperature(temperature)
+        await self.coordinator.async_request_refresh()
+
+    async def async_set_preset_mode(self, preset_mode: str) -> None:
+        """Assign the zone to a particular global schedule."""
+        if not self.zone:
+            return
+
+        if preset_mode == CONSTANT_TEMPERATURE and self._attr_target_temperature:
+            await self.zone.set_temperature(temperature=self._attr_target_temperature)
+            await self.coordinator.async_request_refresh()
+            return
+
+        if schedule := self.coordinator.data.schedules[preset_mode]:
+            await self.zone.set_schedule(schedule_id=schedule.id)
+            await self.coordinator.async_request_refresh()
+
+    def set_attr(self) -> None:
+        """Populate attributes with data from the coordinator."""
+        schedule_names = self.coordinator.data.schedules.keys()
+
+        self._attr_current_temperature = self.zone.temperature
+        self._attr_target_temperature = self.zone.target_temperature
+        self._attr_current_humidity = int(self.zone.humidity)
+        self._attr_preset_modes = [*schedule_names, CONSTANT_TEMPERATURE]
+
+        if self.zone.mode == "constantTemp":
+            self._attr_preset_mode = CONSTANT_TEMPERATURE
+        elif self.zone.mode == "globalSchedule":
+            schedule = self.zone.schedule
+            self._attr_preset_mode = schedule.name

homeassistant/components/touchline_sl/config_flow.py

@@ -0,0 +1,62 @@
+"""Config flow for Roth Touchline SL integration."""
+
+from __future__ import annotations
+
+import logging
+from typing import Any
+
+from pytouchlinesl import TouchlineSL
+from pytouchlinesl.client import RothAPIError
+import voluptuous as vol
+
+from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
+from homeassistant.const import CONF_PASSWORD, CONF_USERNAME
+
+from .const import DOMAIN
+
+_LOGGER = logging.getLogger(__name__)
+
+STEP_USER_DATA_SCHEMA = vol.Schema(
+    {
+        vol.Required(CONF_USERNAME): str,
+        vol.Required(CONF_PASSWORD): str,
+    }
+)
+
+
+class TouchlineSLConfigFlow(ConfigFlow, domain=DOMAIN):
+    """Handle a config flow for Roth Touchline SL."""
+
+    async def async_step_user(
+        self, user_input: dict[str, Any] | None = None
+    ) -> ConfigFlowResult:
+        """Handle the initial step that gathers username and password."""
+        errors: dict[str, str] = {}
+
+        if user_input is not None:
+            try:
+                account = TouchlineSL(
+                    username=user_input[CONF_USERNAME],
+                    password=user_input[CONF_PASSWORD],
+                )
+                await account.user_id()
+            except RothAPIError as e:
+                if e.status == 401:
+                    errors["base"] = "invalid_auth"
+                else:
+                    errors["base"] = "cannot_connect"
+            except Exception:
+                _LOGGER.exception("Unexpected exception")
+                errors["base"] = "unknown"
+            else:
+                unique_account_id = await account.user_id()
+                await self.async_set_unique_id(str(unique_account_id))
+                self._abort_if_unique_id_configured()
+
+                return self.async_create_entry(
+                    title=user_input[CONF_USERNAME], data=user_input
+                )
+
+        return self.async_show_form(
+            step_id="user", data_schema=STEP_USER_DATA_SCHEMA, errors=errors
+        )

homeassistant/components/touchline_sl/const.py

@@ -0,0 +1,3 @@
+"""Constants for the Roth Touchline SL integration."""
+
+DOMAIN = "touchline_sl"

homeassistant/components/touchline_sl/coordinator.py

@@ -0,0 +1,59 @@
+"""Define an object to manage fetching Touchline SL data."""
+
+from __future__ import annotations
+
+from dataclasses import dataclass
+from datetime import timedelta
+import logging
+
+from pytouchlinesl import Module, Zone
+from pytouchlinesl.client import RothAPIError
+from pytouchlinesl.client.models import GlobalScheduleModel
+
+from homeassistant.core import HomeAssistant
+from homeassistant.exceptions import ConfigEntryAuthFailed
+from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
+
+_LOGGER = logging.getLogger(__name__)
+
+
+@dataclass
+class TouchlineSLModuleData:
+    """Provide type safe way of accessing module data from the coordinator."""
+
+    module: Module
+    zones: dict[int, Zone]
+    schedules: dict[str, GlobalScheduleModel]
+
+
+class TouchlineSLModuleCoordinator(DataUpdateCoordinator[TouchlineSLModuleData]):
+    """A coordinator to manage the fetching of Touchline SL data."""
+
+    def __init__(self, hass: HomeAssistant, module: Module) -> None:
+        """Initialize coordinator."""
+        super().__init__(
+            hass,
+            logger=_LOGGER,
+            name=f"Touchline SL ({module.name})",
+            update_interval=timedelta(seconds=30),
+        )
+
+        self.module = module
+
+    async def _async_update_data(self) -> TouchlineSLModuleData:
+        """Fetch data from the upstream API and pre-process into the right format."""
+        try:
+            zones = await self.module.zones()
+            schedules = await self.module.schedules()
+        except RothAPIError as error:
+            if error.status == 401:
+                # Trigger a reauthentication if the data update fails due to
+                # bad authentication.
+                raise ConfigEntryAuthFailed from error
+            raise UpdateFailed(error) from error
+
+        return TouchlineSLModuleData(
+            module=self.module,
+            zones={z.id: z for z in zones},
+            schedules={s.name: s for s in schedules},
+        )

homeassistant/components/touchline_sl/manifest.json

@@ -0,0 +1,10 @@
+{
+  "domain": "touchline_sl",
+  "name": "Roth Touchline SL",
+  "codeowners": ["@jnsgruk"],
+  "config_flow": true,
+  "documentation": "https://www.home-assistant.io/integrations/touchline_sl",
+  "integration_type": "hub",
+  "iot_class": "cloud_polling",
+  "requirements": ["pytouchlinesl==0.1.5"]
+}

homeassistant/components/touchline_sl/strings.json

@@ -0,0 +1,36 @@
+{
+  "config": {
+    "flow_title": "Touchline SL Setup Flow",
+    "error": {
+      "cannot_connect": "[%key:common::config_flow::error::cannot_connect%]",
+      "invalid_auth": "[%key:common::config_flow::error::invalid_auth%]",
+      "unknown": "[%key:common::config_flow::error::unknown%]"
+    },
+    "step": {
+      "user": {
+        "title": "Login to Touchline SL",
+        "description": "Your credentials for the Roth Touchline SL mobile app/web service",
+        "data": {
+          "username": "[%key:common::config_flow::data::username%]",
+          "password": "[%key:common::config_flow::data::password%]"
+        }
+      }
+    },
+    "abort": {
+      "already_configured": "[%key:common::config_flow::abort::already_configured_device%]"
+    }
+  },
+  "entity": {
+    "climate": {
+      "zone": {
+        "state_attributes": {
+          "preset_mode": {
+            "state": {
+              "constant_temperature": "Constant temperature"
+            }
+          }
+        }
+      }
+    }
+  }
+}

homeassistant/generated/config_flows.py

@@ -594,6 +594,7 @@
         "tomorrowio",
         "toon",
         "totalconnect",
+        "touchline_sl",
         "tplink",
         "tplink_omada",
         "traccar",