Added guntamatic heater integration

.strict-typing

@@ -248,6 +248,7 @@ homeassistant.components.gpsd.*
 homeassistant.components.greeneye_monitor.*
 homeassistant.components.group.*
 homeassistant.components.guardian.*
+homeassistant.components.guntamatic.*
 homeassistant.components.habitica.*
 homeassistant.components.hardkernel.*
 homeassistant.components.hardware.*

homeassistant/components/guntamatic/__init__.py

@@ -0,0 +1,28 @@
+"""The guntamatic integration."""
+
+from __future__ import annotations
+
+import logging
+
+from homeassistant.const import Platform
+from homeassistant.core import HomeAssistant
+
+from .coordinator import GuntamaticConfigEntry, GuntamaticCoordinator
+
+_LOGGER = logging.getLogger(__name__)
+_PLATFORMS: list[Platform] = [Platform.SENSOR]
+
+
+async def async_setup_entry(hass: HomeAssistant, entry: GuntamaticConfigEntry) -> bool:
+    """Set up guntamatic from a config entry."""
+    coordinator = GuntamaticCoordinator(hass, entry)
+    await coordinator.async_config_entry_first_refresh()
+    entry.runtime_data = coordinator
+
+    await hass.config_entries.async_forward_entry_setups(entry, _PLATFORMS)
+    return True
+
+
+async def async_unload_entry(hass: HomeAssistant, entry: GuntamaticConfigEntry) -> bool:
+    """Unload a config entry."""
+    return await hass.config_entries.async_unload_platforms(entry, _PLATFORMS)

homeassistant/components/guntamatic/config_flow.py

@@ -0,0 +1,92 @@
+"""Config flow for the guntamatic integration."""
+
+from __future__ import annotations
+
+import logging
+from typing import Any
+
+from guntamatic.heater import Heater, NoSerialException
+import requests
+import voluptuous as vol
+
+from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
+from homeassistant.const import CONF_HOST
+from homeassistant.helpers.service_info.dhcp import DhcpServiceInfo
+
+from .const import DOMAIN
+
+_LOGGER = logging.getLogger(__name__)
+
+STEP_USER_DATA_SCHEMA = vol.Schema(
+    {
+        vol.Required(CONF_HOST): str,
+    }
+)
+
+
+class GuntamaticConfigFlow(ConfigFlow, domain=DOMAIN):
+    """Handle a config flow for guntamatic."""
+
+    _discovered_ip: str
+
+    async def async_step_dhcp(
+        self, discovery_info: DhcpServiceInfo
+    ) -> ConfigFlowResult:
+        """Handle DHCP discovery."""
+        heater = Heater(discovery_info.ip)
+        try:
+            data = await self.hass.async_add_executor_job(heater.parse_data)
+        except requests.exceptions.RequestException:
+            return self.async_abort(reason="cannot_connect")
+        except NoSerialException:
+            return self.async_abort(reason="bad_data")
+
+        await self.async_set_unique_id(data["serial"][0])
+        self._abort_if_unique_id_configured(updates={CONF_HOST: discovery_info.ip})
+        self._discovered_ip = discovery_info.ip
+
+        return await self.async_step_discovery_confirm()
+
+    async def async_step_discovery_confirm(
+        self, user_input: dict[str, Any] | None = None
+    ) -> ConfigFlowResult:
+        """Confirm discovery."""
+        if user_input is not None:
+            return self.async_create_entry(
+                title="Guntamatic Heater",
+                data={CONF_HOST: self._discovered_ip},
+            )
+
+        self._set_confirm_only()
+        return self.async_show_form(step_id="discovery_confirm")
+
+    async def async_step_user(
+        self, user_input: dict[str, Any] | None = None
+    ) -> ConfigFlowResult:
+        """Handle the initial step."""
+        errors: dict[str, str] = {}
+
+        if user_input is not None:
+            try:
+                heater = Heater(user_input[CONF_HOST])
+                data = await self.hass.async_add_executor_job(heater.parse_data)
+            except requests.exceptions.RequestException:
+                errors["base"] = "cannot_connect"
+            except NoSerialException:
+                errors["base"] = "bad_data"
+
+            except Exception:
+                _LOGGER.exception("Unexpected exception")
+                errors["base"] = "unknown"
+            else:
+                # set serial as unique id for deduplication, ip isn't a good match
+                await self.async_set_unique_id(data["serial"][0])
+                self._abort_if_unique_id_configured()
+
+                return self.async_create_entry(
+                    title="Guntamatic Heater", data=user_input
+                )
+
+        return self.async_show_form(
+            step_id="user", data_schema=STEP_USER_DATA_SCHEMA, errors=errors
+        )

homeassistant/components/guntamatic/const.py

@@ -0,0 +1,6 @@
+"""Constants for the guntamatic integration."""
+
+from datetime import timedelta
+
+DOMAIN = "guntamatic"
+SCAN_INTERVAL = timedelta(seconds=30)

homeassistant/components/guntamatic/coordinator.py

@@ -0,0 +1,44 @@
+"""Coordinator for Guntamatic integration."""
+
+from __future__ import annotations
+
+import logging
+
+from guntamatic.heater import Heater
+import requests
+
+from homeassistant.config_entries import ConfigEntry
+from homeassistant.const import CONF_HOST
+from homeassistant.core import HomeAssistant
+from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
+
+from .const import DOMAIN, SCAN_INTERVAL
+
+_LOGGER = logging.getLogger(__name__)
+
+type GuntamaticConfigEntry = ConfigEntry[GuntamaticCoordinator]
+
+
+class GuntamaticCoordinator(DataUpdateCoordinator[dict[str, list[str]]]):
+    """Guntamatic data coordinator."""
+
+    def __init__(self, hass: HomeAssistant, entry: GuntamaticConfigEntry) -> None:
+        """Initialize coordinator."""
+        super().__init__(
+            hass,
+            logger=_LOGGER,
+            name=DOMAIN,
+            update_interval=SCAN_INTERVAL,
+            config_entry=entry,
+        )
+        self.heater = Heater(entry.data[CONF_HOST])
+
+    async def _async_update_data(self) -> dict[str, list[str]]:
+        """Fetch data from heater."""
+        try:
+            data: dict[str, list[str]] = await self.hass.async_add_executor_job(
+                self.heater.parse_data
+            )
+        except requests.exceptions.ConnectionError as err:
+            raise UpdateFailed(f"Cannot connect to heater: {err}") from err
+        return data

homeassistant/components/guntamatic/manifest.json

@@ -0,0 +1,18 @@
+{
+  "domain": "guntamatic",
+  "name": "Guntamatic",
+  "codeowners": ["@JensTimmerman"],
+  "config_flow": true,
+  "dependencies": [],
+  "dhcp": [
+    {
+      "hostname": "kessel*",
+      "macaddress": "0024BD*"
+    }
+  ],
+  "documentation": "https://www.home-assistant.io/integrations/guntamatic",
+  "integration_type": "device",
+  "iot_class": "local_polling",
+  "quality_scale": "silver",
+  "requirements": ["guntamatic==1.5.0"]
+}

homeassistant/components/guntamatic/quality_scale.yaml

@@ -0,0 +1,72 @@
+rules:
+  # Bronze
+  action-setup: done
+  appropriate-polling: done
+  brands: done
+  common-modules: done
+  config-flow-test-coverage: done
+  config-flow: done
+  dependency-transparency: done
+  docs-actions:
+    status: exempt
+    comment: |
+      No custom actions are defined.
+  docs-high-level-description: done
+  docs-installation-instructions: done
+  docs-removal-instructions: done
+  entity-event-setup: done
+  entity-unique-id: done
+  has-entity-name: done
+  runtime-data: done
+  test-before-configure: done
+  test-before-setup: done
+  unique-config-entry: done
+
+  # Silver
+  action-exceptions:
+    status: exempt
+    comment: |
+      No custom actions are defined.
+  config-entry-unloading: done
+  docs-configuration-parameters:
+    status: exempt
+    comment: No options flow
+  docs-installation-parameters: done
+  entity-unavailable: done
+  integration-owner: done
+  log-when-unavailable: done
+  parallel-updates: done
+  reauthentication-flow:
+    status: exempt
+    comment: No authentication required.
+  test-coverage: done
+
+  # Gold
+  devices: done
+  diagnostics: todo
+  discovery-update-info: done
+  discovery: done
+  docs-data-update: todo
+  docs-examples: todo
+  docs-known-limitations: todo
+  docs-supported-devices: todo
+  docs-supported-functions: todo
+  docs-troubleshooting: todo
+  docs-use-cases: todo
+  dynamic-devices:
+    status: exempt
+    comment: Single device
+  entity-category: done
+  entity-device-class: done
+  entity-disabled-by-default: todo
+  entity-translations: done
+  exception-translations: todo
+  icon-translations: todo
+  reconfiguration-flow: todo
+  repair-issues: todo
+  stale-devices: todo
+
+  # Platinum
+  async-dependency: todo
+  inject-websession: todo
+  strict-typing: todo