Update vizio host check to handle entries that don't have port (#31463)

* Update vizio host check to handle entries that don't have port

* add comment explaining no_port test for future

* remove _name_is_same function and support user updating name in config

* Update strings.json

Co-authored-by: Paulus Schoutsen <paulus@home-assistant.io>

homeassistant/components/vizio/config_flow.py

@@ -53,6 +53,11 @@ def _get_config_flow_schema(input_dict: Dict[str, Any] = None) -> vol.Schema:
     )
 
 
+def _host_is_same(host1: str, host2: str) -> bool:
+    """Check if host1 and host2 are the same."""
+    return host1.split(":")[0] == host2.split(":")[0]
+
+
 class VizioOptionsConfigFlow(config_entries.OptionsFlow):
     """Handle Transmission client options."""
 
@@ -108,7 +113,7 @@ class VizioConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
 
             # Check if new config entry matches any existing config entries
             for entry in self.hass.config_entries.async_entries(DOMAIN):
-                if entry.data[CONF_HOST] == user_input[CONF_HOST]:
+                if _host_is_same(entry.data[CONF_HOST], user_input[CONF_HOST]):
                     errors[CONF_HOST] = "host_exists"
                     break
 
@@ -165,24 +170,31 @@ class VizioConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
         """Import a config entry from configuration.yaml."""
         # Check if new config entry matches any existing config entries
         for entry in self.hass.config_entries.async_entries(DOMAIN):
-            if entry.data[CONF_HOST] == import_config[CONF_HOST] and entry.data[
+            if _host_is_same(entry.data[CONF_HOST], import_config[CONF_HOST]):
-                CONF_NAME
-            ] == import_config.get(CONF_NAME):
                 updated_options = {}
+                updated_name = {}
+
+                if entry.data[CONF_NAME] != import_config[CONF_NAME]:
+                    updated_name[CONF_NAME] = import_config[CONF_NAME]
 
                 if entry.data[CONF_VOLUME_STEP] != import_config[CONF_VOLUME_STEP]:
                     updated_options[CONF_VOLUME_STEP] = import_config[CONF_VOLUME_STEP]
 
-                if updated_options:
+                if updated_options or updated_name:
                     new_data = entry.data.copy()
-                    new_data.update(updated_options)
                     new_options = entry.options.copy()
+
+                    if updated_name:
+                        new_data.update(updated_name)
+
+                    if updated_options:
+                        new_data.update(updated_options)
                         new_options.update(updated_options)
 
                     self.hass.config_entries.async_update_entry(
                         entry=entry, data=new_data, options=new_options,
                     )
-                    return self.async_abort(reason="updated_options")
+                    return self.async_abort(reason="updated_entry")
 
                 return self.async_abort(reason="already_setup")
 
@@ -199,7 +211,7 @@ class VizioConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
 
         # Check if new config entry matches any existing config entries and abort if so
         for entry in self.hass.config_entries.async_entries(DOMAIN):
-            if entry.data[CONF_HOST] == discovery_info[CONF_HOST]:
+            if _host_is_same(entry.data[CONF_HOST], discovery_info[CONF_HOST]):
                 return self.async_abort(reason="already_setup")
 
         # Set default name to discovered device name by stripping zeroconf service

homeassistant/components/vizio/strings.json

@@ -21,7 +21,7 @@
         "abort": {
             "already_setup": "This entry has already been setup.",
             "already_setup_with_diff_host_and_name": "This entry appears to have already been setup with a different host and name based on its serial number. Please remove any old entries from your configuration.yaml and from the Integrations menu before reattempting to add this device.",
-            "updated_options": "This entry has already been setup but the options defined in the config do not match the previously imported options values so the config entry has been updated accordingly."
+            "updated_entry": "This entry has already been setup but the name and/or options defined in the config do not match the previously imported config so the config entry has been updated accordingly."
         }
     },
     "options": {

tests/components/vizio/test_config_flow.py

@@ -130,6 +130,30 @@ async def test_user_host_already_configured(
     assert result["errors"] == {CONF_HOST: "host_exists"}
 
 
+async def test_user_host_already_configured_no_port(
+    hass: HomeAssistantType,
+    vizio_connect: pytest.fixture,
+    vizio_bypass_setup: pytest.fixture,
+) -> None:
+    """Test host is already configured during user setup when existing entry has no port."""
+    # Mock entry without port so we can test that the same entry WITH a port will fail
+    no_port_entry = MOCK_SPEAKER_CONFIG.copy()
+    no_port_entry[CONF_HOST] = no_port_entry[CONF_HOST].split(":")[0]
+    entry = MockConfigEntry(
+        domain=DOMAIN, data=no_port_entry, options={CONF_VOLUME_STEP: VOLUME_STEP}
+    )
+    entry.add_to_hass(hass)
+    fail_entry = MOCK_SPEAKER_CONFIG.copy()
+    fail_entry[CONF_NAME] = "newtestname"
+
+    result = await hass.config_entries.flow.async_init(
+        DOMAIN, context={"source": SOURCE_USER}, data=fail_entry
+    )
+
+    assert result["type"] == data_entry_flow.RESULT_TYPE_FORM
+    assert result["errors"] == {CONF_HOST: "host_exists"}
+
+
 async def test_user_name_already_configured(
     hass: HomeAssistantType,
     vizio_connect: pytest.fixture,
@@ -293,13 +317,43 @@ async def test_import_flow_update_options(
     )
 
     assert result["type"] == data_entry_flow.RESULT_TYPE_ABORT
-    assert result["reason"] == "updated_options"
+    assert result["reason"] == "updated_entry"
     assert (
         hass.config_entries.async_get_entry(entry_id).options[CONF_VOLUME_STEP]
         == VOLUME_STEP + 1
     )
 
 
+async def test_import_flow_update_name(
+    hass: HomeAssistantType,
+    vizio_connect: pytest.fixture,
+    vizio_bypass_update: pytest.fixture,
+) -> None:
+    """Test import config flow with updated name."""
+    result = await hass.config_entries.flow.async_init(
+        DOMAIN,
+        context={"source": SOURCE_IMPORT},
+        data=vol.Schema(VIZIO_SCHEMA)(MOCK_IMPORT_VALID_TV_CONFIG),
+    )
+    await hass.async_block_till_done()
+
+    assert result["result"].data[CONF_NAME] == NAME
+    assert result["type"] == data_entry_flow.RESULT_TYPE_CREATE_ENTRY
+    entry_id = result["result"].entry_id
+
+    updated_config = MOCK_IMPORT_VALID_TV_CONFIG.copy()
+    updated_config[CONF_NAME] = NAME2
+    result = await hass.config_entries.flow.async_init(
+        DOMAIN,
+        context={"source": SOURCE_IMPORT},
+        data=vol.Schema(VIZIO_SCHEMA)(updated_config),
+    )
+
+    assert result["type"] == data_entry_flow.RESULT_TYPE_ABORT
+    assert result["reason"] == "updated_entry"
+    assert hass.config_entries.async_get_entry(entry_id).data[CONF_NAME] == NAME2
+
+
 async def test_zeroconf_flow(
     hass: HomeAssistantType,
     vizio_connect: pytest.fixture,