dashboard: Centralize dashboard entries into DashboardEntries class (#5774)

* Centralize dashboard entries into DashboardEntries class

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esphome/dashboard/status/mdns.py

@@ -10,7 +10,7 @@ from esphome.zeroconf import (
     DashboardStatus,
 )
 
-from ..core import DASHBOARD, list_dashboard_entries
+from ..core import DASHBOARD
 
 
 class MDNSStatus:
@@ -41,12 +41,13 @@ class MDNSStatus:
 
     async def async_refresh_hosts(self):
         """Refresh the hosts to track."""
-        entries = await self._loop.run_in_executor(None, list_dashboard_entries)
+        dashboard = DASHBOARD
+        entries = dashboard.entries.async_all()
         host_name_with_mdns_enabled = self.host_name_with_mdns_enabled
         host_mdns_state = self.host_mdns_state
         host_name_to_filename = self.host_name_to_filename
         filename_to_host_name = self.filename_to_host_name
-        ping_result = DASHBOARD.ping_result
+        ping_result = dashboard.ping_result
 
         for entry in entries:
             name = entry.name

esphome/dashboard/status/mqtt.py

@@ -7,7 +7,7 @@ import threading
 
 from esphome import mqtt
 
-from ..core import DASHBOARD, list_dashboard_entries
+from ..core import DASHBOARD
 
 
 class MqttStatusThread(threading.Thread):
@@ -16,7 +16,7 @@ class MqttStatusThread(threading.Thread):
     def run(self) -> None:
         """Run the status thread."""
         dashboard = DASHBOARD
-        entries = list_dashboard_entries()
+        entries = dashboard.entries.all()
 
         config = mqtt.config_from_env()
         topic = "esphome/discover/#"
@@ -51,8 +51,7 @@ class MqttStatusThread(threading.Thread):
         client.loop_start()
 
         while not dashboard.stop_event.wait(2):
-            # update entries
-            entries = list_dashboard_entries()
+            entries = dashboard.entries.all()
 
             # will be set to true on on_message
             for entry in entries:

esphome/dashboard/status/ping.py

@@ -6,7 +6,6 @@ from typing import cast
 
 from ..core import DASHBOARD
 from ..entries import DashboardEntry
-from ..core import list_dashboard_entries
 from ..util.itertools import chunked
 from ..util.subprocess import async_system_command_status
 
@@ -32,7 +31,7 @@ class PingStatus:
             # Only ping if the dashboard is open
             await dashboard.ping_request.wait()
             dashboard.ping_result.clear()
-            entries = await self._loop.run_in_executor(None, list_dashboard_entries)
+            entries = dashboard.entries.async_all()
             to_ping: list[DashboardEntry] = [
                 entry for entry in entries if entry.address is not None
             ]