Implement code review for nzbget (#39425)

* implement code review for nzbget

* Update strings.json

* Update sensor.py

* Update config_flow.py

* Update sensor.py

* Update config_flow.py

* Update config_flow.py

* Update config_flow.py

homeassistant/components/nzbget/config_flow.py

@@ -78,26 +78,27 @@ class NZBGetConfigFlow(ConfigFlow, domain=DOMAIN):
         if self._async_current_entries():
             return self.async_abort(reason="single_instance_allowed")
 
-        if user_input is None:
-            return self._show_setup_form()
+        errors = {}
 
-        if CONF_VERIFY_SSL not in user_input:
-            user_input[CONF_VERIFY_SSL] = DEFAULT_VERIFY_SSL
+        if user_input is not None:
+            if CONF_VERIFY_SSL not in user_input:
+                user_input[CONF_VERIFY_SSL] = DEFAULT_VERIFY_SSL
 
-        try:
-            await self.hass.async_add_executor_job(
-                validate_input, self.hass, user_input
-            )
-        except NZBGetAPIException:
-            return self._show_setup_form({"base": "cannot_connect"})
-        except Exception:  # pylint: disable=broad-except
-            _LOGGER.exception("Unexpected exception")
-            return self.async_abort(reason="unknown")
+            try:
+                await self.hass.async_add_executor_job(
+                    validate_input, self.hass, user_input
+                )
+            except NZBGetAPIException:
+                errors["base"] = "cannot_connect"
+            except Exception:  # pylint: disable=broad-except
+                _LOGGER.exception("Unexpected exception")
+                return self.async_abort(reason="unknown")
+            else:
+                return self.async_create_entry(
+                    title=user_input[CONF_HOST],
+                    data=user_input,
+                )
 
-        return self.async_create_entry(title=user_input[CONF_HOST], data=user_input)
-
-    def _show_setup_form(self, errors: Optional[Dict] = None) -> Dict[str, Any]:
-        """Show the setup form to the user."""
         data_schema = {
             vol.Required(CONF_HOST): str,
             vol.Optional(CONF_NAME, default=DEFAULT_NAME): str,

homeassistant/components/nzbget/sensor.py

@@ -1,4 +1,5 @@
 """Monitor the NZBGet API."""
+from datetime import timedelta
 import logging
 from typing import Callable, List, Optional
 
@@ -7,10 +8,11 @@ from homeassistant.const import (
     CONF_NAME,
     DATA_MEGABYTES,
     DATA_RATE_MEGABYTES_PER_SECOND,
-    TIME_MINUTES,
+    DEVICE_CLASS_TIMESTAMP,
 )
 from homeassistant.helpers.entity import Entity
 from homeassistant.helpers.typing import HomeAssistantType
+from homeassistant.util.dt import utcnow
 
 from . import NZBGetEntity
 from .const import DATA_COORDINATOR, DOMAIN
@@ -32,7 +34,7 @@ SENSOR_TYPES = {
     "post_job_count": ["PostJobCount", "Post Processing Jobs", "Jobs"],
     "post_paused": ["PostPaused", "Post Processing Paused", None],
     "remaining_size": ["RemainingSizeMB", "Queue Size", DATA_MEGABYTES],
-    "uptime": ["UpTimeSec", "Uptime", TIME_MINUTES],
+    "uptime": ["UpTimeSec", "Uptime", None],
 }
 
 
@@ -85,6 +87,14 @@ class NZBGetSensor(NZBGetEntity, Entity):
             name=f"{entry_name} {sensor_name}",
         )
 
+    @property
+    def device_class(self):
+        """Return the device class."""
+        if "UpTimeSec" in self._sensor_type:
+            return DEVICE_CLASS_TIMESTAMP
+
+        return None
+
     @property
     def unique_id(self) -> str:
         """Return the unique ID of the sensor."""
@@ -109,7 +119,7 @@ class NZBGetSensor(NZBGetEntity, Entity):
             return round(value / 2 ** 20, 2)
 
         if "UpTimeSec" in self._sensor_type and value > 0:
-            # Convert uptime from seconds to minutes
-            return round(value / 60, 2)
+            uptime = utcnow() - timedelta(seconds=value)
+            return uptime.replace(microsecond=0).isoformat()
 
         return value

homeassistant/components/nzbget/strings.json

@@ -16,8 +16,7 @@
       }
     },
     "error": {
-      "cannot_connect": "[%key:common::config_flow::error::cannot_connect%]",
-      "invalid_auth": "[%key:common::config_flow::error::invalid_auth%]"
+      "cannot_connect": "[%key:common::config_flow::error::cannot_connect%]"
     },
     "abort": {
       "single_instance_allowed": "[%key:common::config_flow::abort::single_instance_allowed%]",