Add remote transmitter triggers (#7483)

Co-authored-by: Jonathan Swoboda <jonathan.swoboda>

esphome/components/remote_transmitter/__init__.py

@@ -1,10 +1,14 @@
+from esphome import automation, pins
 import esphome.codegen as cg
+from esphome.components import esp32_rmt, remote_base
 import esphome.config_validation as cv
-from esphome import pins
-from esphome.components import remote_base, esp32_rmt
 from esphome.const import CONF_CARRIER_DUTY_PERCENT, CONF_ID, CONF_PIN, CONF_RMT_CHANNEL
 
 AUTO_LOAD = ["remote_base"]
+
+CONF_ON_TRANSMIT = "on_transmit"
+CONF_ON_COMPLETE = "on_complete"
+
 remote_transmitter_ns = cg.esphome_ns.namespace("remote_transmitter")
 RemoteTransmitterComponent = remote_transmitter_ns.class_(
     "RemoteTransmitterComponent", remote_base.RemoteTransmitterBase, cg.Component
@@ -19,6 +23,8 @@ CONFIG_SCHEMA = cv.Schema(
             cv.percentage_int, cv.Range(min=1, max=100)
         ),
         cv.Optional(CONF_RMT_CHANNEL): esp32_rmt.validate_rmt_channel(tx=True),
+        cv.Optional(CONF_ON_TRANSMIT): automation.validate_automation(single=True),
+        cv.Optional(CONF_ON_COMPLETE): automation.validate_automation(single=True),
     }
 ).extend(cv.COMPONENT_SCHEMA)
 
@@ -32,3 +38,13 @@ async def to_code(config):
     await cg.register_component(var, config)
 
     cg.add(var.set_carrier_duty_percent(config[CONF_CARRIER_DUTY_PERCENT]))
+
+    if on_transmit_config := config.get(CONF_ON_TRANSMIT):
+        await automation.build_automation(
+            var.get_transmit_trigger(), [], on_transmit_config
+        )
+
+    if on_complete_config := config.get(CONF_ON_COMPLETE):
+        await automation.build_automation(
+            var.get_complete_trigger(), [], on_complete_config
+        )

esphome/components/remote_transmitter/remote_transmitter.h

@@ -33,6 +33,9 @@ class RemoteTransmitterComponent : public remote_base::RemoteTransmitterBase,
 
   void set_carrier_duty_percent(uint8_t carrier_duty_percent) { this->carrier_duty_percent_ = carrier_duty_percent; }
 
+  Trigger<> *get_transmit_trigger() const { return this->transmit_trigger_; };
+  Trigger<> *get_complete_trigger() const { return this->complete_trigger_; };
+
  protected:
   void send_internal(uint32_t send_times, uint32_t send_wait) override;
 #if defined(USE_ESP8266) || defined(USE_LIBRETINY)
@@ -57,6 +60,9 @@ class RemoteTransmitterComponent : public remote_base::RemoteTransmitterBase,
   bool inverted_{false};
 #endif
   uint8_t carrier_duty_percent_;
+
+  Trigger<> *transmit_trigger_{new Trigger<>()};
+  Trigger<> *complete_trigger_{new Trigger<>()};
 };
 
 }  // namespace remote_transmitter

esphome/components/remote_transmitter/remote_transmitter_esp32.cpp

@@ -124,6 +124,7 @@ void RemoteTransmitterComponent::send_internal(uint32_t send_times, uint32_t sen
     ESP_LOGE(TAG, "Empty data");
     return;
   }
+  this->transmit_trigger_->trigger();
   for (uint32_t i = 0; i < send_times; i++) {
     esp_err_t error = rmt_write_items(this->channel_, this->rmt_temp_.data(), this->rmt_temp_.size(), true);
     if (error != ESP_OK) {
@@ -135,6 +136,7 @@ void RemoteTransmitterComponent::send_internal(uint32_t send_times, uint32_t sen
     if (i + 1 < send_times)
       delayMicroseconds(send_wait);
   }
+  this->complete_trigger_->trigger();
 }
 
 }  // namespace remote_transmitter

esphome/components/remote_transmitter/remote_transmitter_esp8266.cpp

@@ -76,6 +76,7 @@ void RemoteTransmitterComponent::send_internal(uint32_t send_times, uint32_t sen
   uint32_t on_time, off_time;
   this->calculate_on_off_time_(this->temp_.get_carrier_frequency(), &on_time, &off_time);
   this->target_time_ = 0;
+  this->transmit_trigger_->trigger();
   for (uint32_t i = 0; i < send_times; i++) {
     for (int32_t item : this->temp_.get_data()) {
       if (item > 0) {
@@ -93,6 +94,7 @@ void RemoteTransmitterComponent::send_internal(uint32_t send_times, uint32_t sen
     if (i + 1 < send_times)
       this->target_time_ += send_wait;
   }
+  this->complete_trigger_->trigger();
 }
 
 }  // namespace remote_transmitter

esphome/components/remote_transmitter/remote_transmitter_libretiny.cpp

@@ -78,6 +78,7 @@ void RemoteTransmitterComponent::send_internal(uint32_t send_times, uint32_t sen
   uint32_t on_time, off_time;
   this->calculate_on_off_time_(this->temp_.get_carrier_frequency(), &on_time, &off_time);
   this->target_time_ = 0;
+  this->transmit_trigger_->trigger();
   for (uint32_t i = 0; i < send_times; i++) {
     InterruptLock lock;
     for (int32_t item : this->temp_.get_data()) {
@@ -96,6 +97,7 @@ void RemoteTransmitterComponent::send_internal(uint32_t send_times, uint32_t sen
     if (i + 1 < send_times)
       this->target_time_ += send_wait;
   }
+  this->complete_trigger_->trigger();
 }
 
 }  // namespace remote_transmitter