commit 71893eef75b1f21dc964bcf65ae2788c368fcac3
Author: Ole Bittner <dev@oleb.it>
Date:   Thu Apr 4 23:04:53 2024 +0200

    first version

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..5dc8d96
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,6 @@
+/*
+!.gitignore
+!custom_components/
+!custom_components/reos_integration/**
+__pycache__/
+*.pyc
diff --git a/custom_components/reos_integration/__init__.py b/custom_components/reos_integration/__init__.py
new file mode 100755
index 0000000..6cec6e6
--- /dev/null
+++ b/custom_components/reos_integration/__init__.py
@@ -0,0 +1,43 @@
+from homeassistant.config_entries import ConfigEntry
+from homeassistant.core import HomeAssistant
+import logging
+
+from .reos_api import ReosApi
+from .const import DOMAIN
+
+_LOGGER = logging.getLogger(__name__)
+
+async def async_setup(hass: HomeAssistant, entry: ConfigEntry) -> bool:
+    logging.info(msg="Reos async_setup")
+    hass.data[DOMAIN] = {}
+    # Return boolean to indicate that initialization was successful.
+    return True
+
+async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
+    logging.info(msg="Reos async_setup_entry")
+    host = entry.data["host"]
+    username = entry.data["username"]
+    password = entry.data["password"]
+    client_id = entry.data["client_id"]
+    client_secret = entry.data["client_secret"]
+    access_token = None
+    if "access_token" in entry.data:
+        access_token = entry.data["access_token"]
+    refresh_token = None
+    if "refresh_token" in entry.data:
+        refresh_token = entry.data["refresh_token"]
+
+    api = ReosApi(host, username, password, client_id, client_secret, access_token, refresh_token)
+
+    async def __update_entry(access, refresh):
+        new = {**entry.data}
+        new["access_token"] = access
+        new["refresh_token"] = refresh
+        hass.config_entries.async_update_entry(entry, data=new)
+
+    api.set_update_token_callback(__update_entry)
+
+    hass.data[DOMAIN][username] = api
+
+    await hass.config_entries.async_forward_entry_setup(entry, "lock")
+    return True
diff --git a/custom_components/reos_integration/config_flow.py b/custom_components/reos_integration/config_flow.py
new file mode 100644
index 0000000..48865a9
--- /dev/null
+++ b/custom_components/reos_integration/config_flow.py
@@ -0,0 +1,23 @@
+import voluptuous as vol
+
+from homeassistant import config_entries
+
+from .const import DOMAIN
+
+
+class ReosConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
+    VERSION = 1
+    MINOR_VERSION = 1
+
+    async def async_step_user(self, info):
+        if info is not None:
+            return self.async_create_entry(title=info["username"], data=info)
+
+        return self.async_show_form(step_id="user",
+                                    data_schema=vol.Schema({
+                                        vol.Optional("host", default="feapi.reos.software"): str,
+                                        vol.Required("client_id"): str,
+                                        vol.Required("client_secret"): str,
+                                        vol.Required("username"): str,
+                                        vol.Required("password"): str,
+                                    }))
diff --git a/custom_components/reos_integration/const.py b/custom_components/reos_integration/const.py
new file mode 100644
index 0000000..b40d679
--- /dev/null
+++ b/custom_components/reos_integration/const.py
@@ -0,0 +1 @@
+DOMAIN = "reos_integration"
diff --git a/custom_components/reos_integration/lock.py b/custom_components/reos_integration/lock.py
new file mode 100644
index 0000000..148c48e
--- /dev/null
+++ b/custom_components/reos_integration/lock.py
@@ -0,0 +1,46 @@
+from __future__ import annotations
+
+from homeassistant.components.lock import LockEntity, LockEntityFeature
+from homeassistant.config_entries import ConfigEntry
+from homeassistant.core import HomeAssistant
+import homeassistant.helpers.config_validation as cv
+from homeassistant.helpers.device_registry import DeviceInfo
+from homeassistant.helpers.entity_platform import AddEntitiesCallback
+
+from .const import DOMAIN
+from .reos_api import ReosApi, ReosLockModel
+
+
+async def async_setup_entry(hass: HomeAssistant, config_entry: ConfigEntry, async_add_entities: AddEntitiesCallback) -> None:
+    api: ReosApi = hass.data[DOMAIN][config_entry.data["username"]]
+
+    async_add_entities(ReosLock(lock) for lock in await api.get_locks())
+
+class ReosLock(LockEntity):
+
+    def __init__(self, model: ReosLockModel) -> None:
+        self._model = model
+        self._attr_unique_id = f"reos_lock_{self._model.lock_id}"
+        self._attr_name = self._model.display
+        self._attr_is_locked = False
+        self._attr_device_class = "door"
+        self._attr_icon = "mdi:door"
+
+    @property
+    def supported_features(self):
+        """Flag supported features."""
+        return LockEntityFeature.OPEN
+
+    @property
+    def device_info(self) -> DeviceInfo | None:
+        return None
+
+    async def async_open(self, **kwargs) -> None:
+        self.hass.async_create_task(self._model.open())
+
+    def unlock(self, **kwargs: cv.Any) -> None:
+        pass
+
+    def lock(self, **kwargs: cv.Any) -> None:
+        pass
+
diff --git a/custom_components/reos_integration/manifest.json b/custom_components/reos_integration/manifest.json
new file mode 100755
index 0000000..74761d9
--- /dev/null
+++ b/custom_components/reos_integration/manifest.json
@@ -0,0 +1,9 @@
+{
+  "domain": "reos_integration",
+  "name": "Reos Integration",
+  "version": "0.1.0",
+  "integration_type": "hub",
+  "iot_class": "cloud_polling",
+  "config_flow": true,
+  "codeowners": ["@obittner"]
+}
\ No newline at end of file
diff --git a/custom_components/reos_integration/reos_api.py b/custom_components/reos_integration/reos_api.py
new file mode 100644
index 0000000..f5ebd14
--- /dev/null
+++ b/custom_components/reos_integration/reos_api.py
@@ -0,0 +1,126 @@
+from homeassistant.core import HomeAssistant
+import aiohttp
+import asyncio
+import logging
+import jwt
+
+_LOGGER = logging.getLogger(__name__)
+
+TOKEN_ENDPOINT = "/oauth/token"
+USER_ENDPOINT = "/feapi/v2/user"
+LOCK_ENDPOINT = "/feapi/v2/lock"
+LOCK_OPEN_ENDPOINT = "/feapi/v2/lock/open"
+PROTOCOL = "https"
+
+class ReosApi:
+
+    def __init__(self, host: str, user: str, password: str, client_id: str, client_secret: str, access_token: str, refresh_token: str) -> None:
+        self.host = host
+        self.user = user
+        self._id = user
+        self.password = password
+        self.client_id = client_id
+        self.client_secret = client_secret
+        self._access_token = access_token
+        self._refresh_token = refresh_token
+        self._update_token_callback = None
+
+    def set_update_token_callback(self, callback) -> None:
+        self._update_token_callback = callback
+
+    async def __call_update_token_callback(self) -> None:
+        if self._update_token_callback:
+            await self._update_token_callback(self._access_token, self._refresh_token)
+
+    async def get_access_token(self) -> str:
+        if self._access_token is not None and self.__is_token_valid(self._access_token):
+            return self._access_token
+        elif self._refresh_token is not None:
+            access, refresh = await self.__get_access_and_refresh_token_by_refresh_token()
+            await self.__store_tokens(access, refresh)
+            return self._access_token
+        else:
+            access, refresh = await self.__get_access_and_refresh_token_by_password()
+            await self.__store_tokens(access, refresh)
+            return self._access_token
+
+    async def __store_tokens(self, access, refresh):
+        self._access_token = access
+        self._refresh_token = refresh
+        await self.__call_update_token_callback()
+
+    async def __get_access_and_refresh_token_by_password(self) -> tuple[str, str]:
+        async with aiohttp.ClientSession() as session, session.post(f"{PROTOCOL}://{self.host}{TOKEN_ENDPOINT}", json={
+            "username": self.user,
+            "password": self.password,
+            "grant_type": "password",
+            "client_id": self.client_id,
+            "client_secret": self.client_secret,
+            "scope": "tss"
+            }) as response:
+                _json = await response.json()
+                return _json["access_token"], _json["refresh_token"]
+
+    async def __get_access_and_refresh_token_by_refresh_token(self) -> tuple[str, str]:
+        async with aiohttp.ClientSession() as session, session.post(f"{PROTOCOL}://{self.host}{TOKEN_ENDPOINT}", json={
+            "grant_type": "refresh_token",
+            "client_id": self.client_id,
+            "client_secret": self.client_secret,
+            "scope": "tss",
+            "refresh_token": self._refresh_token
+            }) as response:
+                _json = await response.json()
+                return _json["access_token"], _json["refresh_token"]
+
+    async def open_lock(self, lock_id: int) -> None:
+        async with await self.__get_session() as session:
+            await session.post(f"{PROTOCOL}://{self.host}{LOCK_OPEN_ENDPOINT}", json={"lockId": lock_id})
+
+    def __is_token_valid(self, token: str) -> bool:
+        try:
+            jwt.decode(token, options={"verify_signature": False})
+            return True
+        except jwt.ExpiredSignatureError:
+            return False
+
+    async def __get_session(self) -> aiohttp.ClientSession:
+        token = await self.get_access_token()
+        return aiohttp.ClientSession(headers={"Authorization": f"Bearer {token}"})
+
+    async def test_connection(self) -> bool:
+        async with await self.__get_session() as session, session.get(f"{PROTOCOL}://{self.host}{USER_ENDPOINT}") as response:
+            return response.status == 200
+
+    async def get_locks(self) -> list["ReosLockModel"]:
+        async with await self.__get_session() as session, session.get(f"{PROTOCOL}://{self.host}{LOCK_ENDPOINT}") as response:
+            _json = await response.json()
+            _api_locks = _json["data"]
+            locks: list[ReosLockModel] = []
+            for _api_lock in _api_locks:
+                if str(_api_lock["type"]).lower() == "lock":
+                    _attr = _api_lock["attributes"]
+                    _lock = ReosLockModel(
+                        _attr["id"],
+                        _attr["title"],
+                        _attr["display_title"],
+                        _attr["is_favorite"],
+                        self
+                    )
+                    locks.append(_lock)
+            return locks
+
+
+class ReosLockModel:
+    def __init__(self, id: int, name: str, display: str, is_favorite: bool, api: ReosApi) -> None:
+        self._id = id
+        self.name = name
+        self.display = display
+        self._api = api
+        self.is_favorite = is_favorite
+
+    @property
+    def lock_id(self) -> int:
+        return self._id
+
+    async def open(self) -> None:
+        await self._api.open_lock(self.lock_id)
diff --git a/custom_components/reos_integration/strings.json b/custom_components/reos_integration/strings.json
new file mode 100644
index 0000000..483cc4b
--- /dev/null
+++ b/custom_components/reos_integration/strings.json
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+{
+    "title": "Reos Integraion",
+    "config": {
+      "step": {
+        "user": {
+          "title": "Setup Reos API",
+          "data": {
+            "host": "Host",
+            "username": "User",
+            "password": "Password",
+            "client_id": "Client Id",
+            "client_secret": "Client Secret"
+          }
+        },
+        "link": {
+        }
+      },
+      "error": {
+      },
+      "abort": {
+      }
+    }
+  }
\ No newline at end of file
diff --git a/custom_components/reos_integration/translations/en.json b/custom_components/reos_integration/translations/en.json
new file mode 100644
index 0000000..483cc4b
--- /dev/null
+++ b/custom_components/reos_integration/translations/en.json
@@ -0,0 +1,23 @@
+{
+    "title": "Reos Integraion",
+    "config": {
+      "step": {
+        "user": {
+          "title": "Setup Reos API",
+          "data": {
+            "host": "Host",
+            "username": "User",
+            "password": "Password",
+            "client_id": "Client Id",
+            "client_secret": "Client Secret"
+          }
+        },
+        "link": {
+        }
+      },
+      "error": {
+      },
+      "abort": {
+      }
+    }
+  }
\ No newline at end of file