don't harcode friendly names anymore

README.md

@@ -44,4 +44,9 @@ media_player:
     encoding: "utf-16"        # encoding for communication (optional, default is utf-8)
     password: "secret%123"    # password to establish connection (optional)
     timeout: 1.5              # timeout to establish connection in seconds (optional, default is 4 sec)
+    sources:
+      "31": "Smart TV"
+      "32": "Camera HDMI Out"
+      "11": "Laptop"
 ```
+If you omit the sources block, the integration will show raw codes like 31, 32, etc., and add new ones to the dropdown as you switch to them on the device.

custom_components/pjlink2/const.py

@@ -3,6 +3,7 @@ from enum import StrEnum
 
 DOMAIN = "pjlink2"
 
+CONF_SOURCES = "sources"
 CONF_ENCODING = "encoding"
 DEFAULT_ENCODING = "utf-8"
 DEFAULT_PORT = 4352

custom_components/pjlink2/media_player.py

@@ -40,6 +40,7 @@ import voluptuous as vol
 
 from .const import (
     DOMAIN,
+    CONF_SOURCES,
     CONF_ENCODING,
     DEFAULT_ENCODING,
     DEFAULT_PORT,
@@ -61,6 +62,7 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend(
         vol.Required(CONF_HOST): cv.string,
         vol.Optional(CONF_PORT, default=DEFAULT_PORT): cv.port,
         vol.Optional(CONF_NAME): cv.string,
+        vol.Optional(CONF_SOURCES): vol.Schema({cv.string: cv.string}),
         vol.Optional(CONF_ENCODING, default=DEFAULT_ENCODING): cv.string,
         vol.Optional(CONF_PASSWORD): cv.string,
         vol.Optional(CONF_TIMEOUT, default=DEFAULT_TIMEOUT): cv.positive_float,
@@ -79,8 +81,9 @@ async def async_setup_platform(
     password = config.get(CONF_PASSWORD)
     timeout = config.get(CONF_TIMEOUT)
     name = config.get(CONF_NAME)
+    sources = config.get(CONF_SOURCES)
     pjl = PJLink(host, port, password, timeout)
-    devices = [PJLink2MediaPlayer(pjl, name)]
+    devices = [PJLink2MediaPlayer(pjl, name, sources)]
     async_add_entities(devices, update_before_add=False)
 
 
@@ -92,7 +95,7 @@ class PJLink2MediaPlayer(MediaPlayerEntity):
         | MediaPlayerEntityFeature.SELECT_SOURCE
     )
 
-    def __init__(self, pjl, name):
+    def __init__(self, pjl, name, sources):
         super().__init__()
         self._projector = pjl
         self.attrs: dict[str, Any] = {}
@@ -106,14 +109,18 @@ class PJLink2MediaPlayer(MediaPlayerEntity):
         self._connectionErrorLogged = False
         self._current_source = None
 
-        self._source_mapping = {
-            "31": "HDMI 1",
-            "32": "HDMI 2",
-            "33": "HDMI 3",
-            "11": "Computer 1",
-        }
-        self._reverse_mapping = {v: k for k, v in self._source_mapping.items()}
-        self._source_list = list(self._source_mapping.values())
+        if sources:
+            self._source_mapping = sources
+            self._source_list = list(self._source_mapping.values())
+            self._reverse_mapping = {
+                v: k for k, v in self._source_mapping.items()
+            }
+            self._dynamic_sources = False
+        else:
+            self._source_mapping = {}
+            self._source_list = []
+            self._reverse_mapping = {}
+            self._dynamic_sources = True
 
     async def async_will_remove_from_hass(self) -> None:
         await super().async_will_remove_from_hass()
@@ -204,6 +211,12 @@ class PJLink2MediaPlayer(MediaPlayerEntity):
                     else:
                         raw_source = str(current)
 
+                    if (
+                        self._dynamic_sources
+                        and raw_source not in self._source_list
+                    ):
+                        self._source_list.append(raw_source)
+
                     self._current_source = self._source_mapping.get(
                         raw_source, raw_source
                     )