fix blocking call in event loop, and add dev/test tooling

.devcontainer/devcontainer.json

@@ -0,0 +1,40 @@
+{
+	"name": "midea_ac_lan",
+	"image": "mcr.microsoft.com/devcontainers/python:3.12-bullseye",
+	"postCreateCommand": "scripts/setup.sh",
+	"forwardPorts": [
+		8123
+	],
+	"portsAttributes": {
+		"8123": {
+			"label": "Home Assistant",
+			"onAutoForward": "notify"
+		}
+	},
+	"customizations": {
+		"vscode": {
+			"extensions": [
+				"ms-python.python",
+				"ryanluker.vscode-coverage-gutters",
+				"ms-python.vscode-pylance"
+			],
+			"settings": {
+				"files.eol": "\n",
+				"editor.tabSize": 4,
+				"python.pythonPath": "/usr/bin/python3",
+				"python.analysis.autoSearchPaths": false,
+				"python.formatting.provider": "black",
+				"python.formatting.blackPath": "/usr/local/py-utils/bin/black",
+				"editor.formatOnPaste": false,
+				"editor.formatOnSave": true,
+				"editor.formatOnType": true
+			}
+		}
+	},
+	"remoteUser": "vscode",
+	"features": {
+		"ghcr.io/devcontainers/features/python:1": {
+			"version": "3.12"
+		}
+	}
+}

.gitignore

@@ -1,3 +1,6 @@
+#Config
+config/
+
 #Sensitive files
 sensitive/
 

.vscode/settings.json

@@ -0,0 +1,7 @@
+{
+    "python.testing.pytestArgs": [
+        "tests"
+    ],
+    "python.testing.unittestEnabled": false,
+    "python.testing.pytestEnabled": true
+}

.vscode/tasks.json

@@ -0,0 +1,11 @@
+{
+    "version": "2.0.0",
+    "tasks": [
+        {
+            "label": "Run Home Assistant on port 8123",
+            "type": "shell",
+            "command": "scripts/run.sh",
+            "problemMatcher": []
+        }
+    ]
+}

custom_components/midea_ac_lan/__init__.py

@@ -27,7 +27,7 @@
     CONF_TYPE,
     CONF_CUSTOMIZE,
 )
-from .midea.devices import device_selector
+from .midea.devices import async_device_selector
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -145,7 +145,8 @@ async def async_setup_entry(hass: HomeAssistant, config_entry):
     if protocol == 3 and (key is None or key is None):
         _LOGGER.error("For V3 devices, the key and the token is required.")
         return False
-    device = device_selector(
+    device = await async_device_selector(
+        hass=hass,
         name=name,
         device_id=device_id,
         device_type=device_type,

custom_components/midea_ac_lan/manifest.json

@@ -1,13 +1,17 @@
 {
   "domain": "midea_ac_lan",
   "name": "Midea AC LAN",
-  "codeowners": ["@georgezhao2010"],
+  "codeowners": [
+    "@CyrielRct"
+  ],
   "config_flow": true,
   "dependencies": [],
-  "documentation": "https://github.com/georgezhao2010/midea_ac_lan#readme",
+  "documentation": "https://github.com/CyrielRct/midea_ac_lan#readme",
   "integration_type": "device",
   "iot_class": "local_push",
-  "issue_tracker": "https://github.com/georgezhao2010/midea_ac_lan/issues",
-  "requirements": [],
-  "version": "v0.3.22"
+  "issue_tracker": "https://github.com/CyrielRct/midea_ac_lan/issues",
+  "requirements": [
+    "pycryptodome"
+  ],
+  "version": "v0.3.23"
 }

custom_components/midea_ac_lan/midea/devices/__init__.py

@@ -1,7 +1,9 @@
+from homeassistant.core import HomeAssistant
 from importlib import import_module
+from types import ModuleType
 
-
-def device_selector(
+async def async_device_selector(
+    hass: HomeAssistant,
     name: str,
     device_id: int,
     device_type: int,
@@ -20,8 +22,14 @@ def device_selector(
             device_path = f".{'x%02x' % device_type}.device"
         else:
             device_path = f".{'%02x' % device_type}.device"
-        module = import_module(device_path, __package__)
-        device = module.MideaAppliance(
+
+        modules: list[ModuleType] = []
+        def _load_device_module() -> None:
+            """Load all service modules."""
+            modules.append(import_module(device_path, __package__))
+        await hass.async_add_import_executor_job(_load_device_module)
+
+        device = modules[0].MideaAppliance(
             name=name,
             device_id=device_id,
             ip_address=ip_address,

hacs.json

@@ -1,7 +1,7 @@
 {
     "name": "Midea AC LAN",
     "render_readme": true,
-    "homeassistant": "2023.1",
+    "homeassistant": "2024.5",
     "zip_release": true,
     "filename": "midea_ac_lan.zip"
-}
+}

requirements.txt

@@ -0,0 +1,2 @@
+homeassistant==2024.5.1
+pycryptodome==3.20.0

scripts/run.sh

@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+
+set -e
+
+cd "$(dirname "$0")/.."
+
+# Create config dir if not present
+if [[ ! -d "${PWD}/config" ]]; then
+    mkdir -p "${PWD}/config"
+    hass --config "${PWD}/config" --script ensure_config
+fi
+
+# Set the path to custom_components
+## This let's us have the structure we want <root>/custom_components/vaillant_vsmart
+## while at the same time have Home Assistant configuration inside <root>/config
+## without resulting to symlinks.
+export PYTHONPATH="${PYTHONPATH}:${PWD}/custom_components"
+
+# Start Home Assistant
+hass --config "${PWD}/config" --debug

scripts/setup.sh

@@ -0,0 +1,7 @@
+#!/usr/bin/env bash
+
+set -e
+
+cd "$(dirname "$0")/.."
+
+python3 -m pip install --requirement requirements.txt