Add area (zone) to esphome core config to be suggested through API and MQTT. (#5602)

Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>

esphome/components/api/api.proto

@@ -217,6 +217,8 @@ message DeviceInfoResponse {
   string friendly_name = 13;
 
   uint32 voice_assistant_version = 14;
+
+  string suggested_area = 16;
 }
 
 message ListEntitiesRequest {

esphome/components/api/api_connection.cpp

@@ -1084,6 +1084,7 @@ DeviceInfoResponse APIConnection::device_info(const DeviceInfoRequest &msg) {
   resp.uses_password = this->parent_->uses_password();
   resp.name = App.get_name();
   resp.friendly_name = App.get_friendly_name();
+  resp.suggested_area = App.get_area();
   resp.mac_address = get_mac_address_pretty();
   resp.esphome_version = ESPHOME_VERSION;
   resp.compilation_time = App.get_compilation_time();

esphome/components/api/api_pb2.cpp

@@ -761,6 +761,10 @@ bool DeviceInfoResponse::decode_length(uint32_t field_id, ProtoLengthDelimited v
       this->friendly_name = value.as_string();
       return true;
     }
+    case 16: {
+      this->suggested_area = value.as_string();
+      return true;
+    }
     default:
       return false;
   }
@@ -781,6 +785,7 @@ void DeviceInfoResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(12, this->manufacturer);
   buffer.encode_string(13, this->friendly_name);
   buffer.encode_uint32(14, this->voice_assistant_version);
+  buffer.encode_string(16, this->suggested_area);
 }
 #ifdef HAS_PROTO_MESSAGE_DUMP
 void DeviceInfoResponse::dump_to(std::string &out) const {
@@ -849,6 +854,10 @@ void DeviceInfoResponse::dump_to(std::string &out) const {
   sprintf(buffer, "%" PRIu32, this->voice_assistant_version);
   out.append(buffer);
   out.append("\n");
+
+  out.append("  suggested_area: ");
+  out.append("'").append(this->suggested_area).append("'");
+  out.append("\n");
   out.append("}");
 }
 #endif

esphome/components/api/api_pb2.h

@@ -328,6 +328,7 @@ class DeviceInfoResponse : public ProtoMessage {
   std::string manufacturer{};
   std::string friendly_name{};
   uint32_t voice_assistant_version{0};
+  std::string suggested_area{};
   void encode(ProtoWriteBuffer buffer) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;

esphome/components/mqtt/mqtt_component.cpp

@@ -136,6 +136,7 @@ bool MQTTComponent::send_discovery_() {
         if (node_friendly_name.empty()) {
           node_friendly_name = node_name;
         }
+        const std::string &node_area = App.get_area();
 
         JsonObject device_info = root.createNestedObject(MQTT_DEVICE);
         device_info[MQTT_DEVICE_IDENTIFIERS] = get_mac_address();
@@ -143,6 +144,7 @@ bool MQTTComponent::send_discovery_() {
         device_info[MQTT_DEVICE_SW_VERSION] = "esphome v" ESPHOME_VERSION " " + App.get_compilation_time();
         device_info[MQTT_DEVICE_MODEL] = ESPHOME_BOARD;
         device_info[MQTT_DEVICE_MANUFACTURER] = "espressif";
+        device_info[MQTT_DEVICE_SUGGESTED_AREA] = node_area;
       },
       0, discovery_info.retain);
 }

esphome/const.py

@@ -53,6 +53,7 @@ CONF_AND = "and"
 CONF_AP = "ap"
 CONF_APPARENT_POWER = "apparent_power"
 CONF_ARDUINO_VERSION = "arduino_version"
+CONF_AREA = "area"
 CONF_ARGS = "args"
 CONF_ASSUMED_STATE = "assumed_state"
 CONF_AT = "at"

esphome/core/__init__.py

@@ -464,6 +464,8 @@ class EsphomeCore:
         self.name: Optional[str] = None
         # The friendly name of the node
         self.friendly_name: Optional[str] = None
+        # The area / zone of the node
+        self.area: Optional[str] = None
         # Additional data components can store temporary data in
         # The first key to this dict should always be the integration name
         self.data = {}
@@ -504,6 +506,7 @@ class EsphomeCore:
         self.dashboard = False
         self.name = None
         self.friendly_name = None
+        self.area = None
         self.data = {}
         self.config_path = None
         self.build_path = None

esphome/core/application.h

@@ -59,8 +59,8 @@ namespace esphome {
 
 class Application {
  public:
-  void pre_setup(const std::string &name, const std::string &friendly_name, const char *comment,
+  void pre_setup(const std::string &name, const std::string &friendly_name, const std::string &area,
-                 const char *compilation_time, bool name_add_mac_suffix) {
+                 const char *comment, const char *compilation_time, bool name_add_mac_suffix) {
     arch_init();
     this->name_add_mac_suffix_ = name_add_mac_suffix;
     if (name_add_mac_suffix) {
@@ -74,6 +74,7 @@ class Application {
       this->name_ = name;
       this->friendly_name_ = friendly_name;
     }
+    this->area_ = area;
     this->comment_ = comment;
     this->compilation_time_ = compilation_time;
   }
@@ -160,6 +161,10 @@ class Application {
 
   /// Get the friendly name of this Application set by pre_setup().
   const std::string &get_friendly_name() const { return this->friendly_name_; }
+
+  /// Get the area of this Application set by pre_setup().
+  const std::string &get_area() const { return this->area_; }
+
   /// Get the comment of this Application set by pre_setup().
   std::string get_comment() const { return this->comment_; }
 
@@ -395,6 +400,7 @@ class Application {
 
   std::string name_;
   std::string friendly_name_;
+  std::string area_;
   const char *comment_{nullptr};
   const char *compilation_time_{nullptr};
   bool name_add_mac_suffix_;

esphome/core/config.py

@@ -8,6 +8,7 @@ import esphome.config_validation as cv
 from esphome import automation
 from esphome.const import (
     CONF_ARDUINO_VERSION,
+    CONF_AREA,
     CONF_BOARD,
     CONF_BOARD_FLASH_MODE,
     CONF_BUILD_PATH,
@@ -126,6 +127,7 @@ CONFIG_SCHEMA = cv.All(
         {
             cv.Required(CONF_NAME): cv.valid_name,
             cv.Optional(CONF_FRIENDLY_NAME, ""): cv.string,
+            cv.Optional(CONF_AREA, ""): cv.string,
             cv.Optional(CONF_COMMENT): cv.string,
             cv.Required(CONF_BUILD_PATH): cv.string,
             cv.Optional(CONF_PLATFORMIO_OPTIONS, default={}): cv.Schema(
@@ -350,6 +352,7 @@ async def to_code(config):
         cg.App.pre_setup(
             config[CONF_NAME],
             config[CONF_FRIENDLY_NAME],
+            config[CONF_AREA],
             config.get(CONF_COMMENT, ""),
             cg.RawExpression('__DATE__ ", " __TIME__'),
             config[CONF_NAME_ADD_MAC_SUFFIX],

tests/dummy_main.cpp

@@ -12,7 +12,7 @@
 using namespace esphome;
 
 void setup() {
-  App.pre_setup("livingroom", "LivingRoom", "comment", __DATE__ ", " __TIME__, false);
+  App.pre_setup("livingroom", "LivingRoom", "LivingRoomArea", "comment", __DATE__ ", " __TIME__, false);
   auto *log = new logger::Logger(115200, 512);  // NOLINT
   log->pre_setup();
   log->set_uart_selection(logger::UART_SELECTION_UART0);