From 58a79eb1ad8ca8ee2205dbeaecd52ff8cf6f2c48 Mon Sep 17 00:00:00 2001
From: Siwat Sirichai <siwat@siwatinc.com>
Date: Mon, 28 Aug 2023 02:07:04 +0700
Subject: [PATCH] Basic Infrared Function

---
 platformio.ini    |  1 +
 src/daikin_ir.hpp | 25 +++++++++++++++++++++++++
 src/main.cpp      | 23 +++++++++++++++++++++++
 3 files changed, 49 insertions(+)
 create mode 100644 src/daikin_ir.hpp

diff --git a/platformio.ini b/platformio.ini
index 7110682..74c99c5 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -17,4 +17,5 @@ lib_deps = siwats/espmegapror3@^1.0.2
            ivanseidel/ArduinoThread@^2.1.1
            arduino-libraries/Arduino_BuiltIn@^1.0.0
            dersimn/PubSubClientTools@^0.6
+           z3t0/IRremote@^4.2.0
 monitor_speed = 115200
\ No newline at end of file
diff --git a/src/daikin_ir.hpp b/src/daikin_ir.hpp
new file mode 100644
index 0000000..2ccf596
--- /dev/null
+++ b/src/daikin_ir.hpp
@@ -0,0 +1,25 @@
+#ifndef DAIKIN_IR
+#define DAIKIN_IR
+#ifndef ESPMEGA
+#include <ESPMegaPRO.h>
+#endif
+
+extern const uint16_t daikin_ir_code_cool[3][10][750] = {
+    // Fan Speed Low
+    {
+        {0}, // 16C
+        {0}  // 17C
+    },
+    // Fan Speed MED
+    {
+        {0}, // 16C
+        {0}  // 17C
+    }};
+
+extern const uint16_t daikin_ir_code_fan[3][750] = {
+    {0}, // LOW
+    {0}, // MED
+    {0}  // HIGH
+};
+extern const uint16_t daikin_ir_code_off[750] = {0};
+#endif
\ No newline at end of file
diff --git a/src/main.cpp b/src/main.cpp
index dc16c34..e5bca59 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -5,6 +5,8 @@
 #include <PubSubClientTools.h>
 #include <Thread.h>
 #include <StaticThreadController.h>
+#include <IRremote.hpp>
+#include <daikin_ir.hpp>
 
 // Network Connectivity
 #define HOSTNAME "espmega-pro-r3"
@@ -38,6 +40,12 @@ const float pwm_linear_scaling_c[PWM_COUNT] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 #define PWM_CYCLE_VALUES_COUNT 3
 const int PWM_CYCLE_VALUES[PWM_CYCLE_VALUES_COUNT] = {50, 125, 255};
 
+// Infrared Transciever
+#define IR_RECIEVER_PIN 4
+#define IR_TRANSMITTER_PIN 15
+#define MARK_EXCESS_MICROS 20
+#define RAW_BUFFER_LENGTH  750
+
 // Forward declaration
 void virtual_interrupt_loop();
 void virtual_interrupt_callback(int pin, int state);
@@ -49,6 +57,7 @@ void pwm_state_callback(String topic, String message);
 void pwm_value_callback(String topic, String message);
 void state_request_callback(String topic, String message);
 void io_begin();
+void ir_loop();
 
 void publish_pwm_states();
 void publish_pwm_state(int id);
@@ -80,6 +89,9 @@ void setup()
   Serial.println("ESPMega R3 Initializing . . .");
   ESPMega_begin();
   io_begin();
+  Serial.println("Initializing Infrared . . .");
+  IrReceiver.begin(IR_RECIEVER_PIN);
+  IrSender.begin(IR_TRANSMITTER_PIN);
   network_begin();
   Serial.println("Initializing MQTT . . .");
   mqtt_connect();
@@ -93,6 +105,7 @@ void loop()
   virtual_interrupt_loop();
   mqtt_client.loop();
   ESPMega_loop();
+  ir_loop();
   thread_controller.run();
 }
 
@@ -353,4 +366,14 @@ void state_request_callback(String topic, String message)
 {
   publish_input_states();
   publish_pwm_states();
+}
+
+void ir_loop() {
+    if (IrReceiver.decode()) {
+      IrReceiver.printIRResultAsCVariables(&Serial);
+      Serial.println();
+      IrReceiver.printIRResultRawFormatted(&Serial, true); 
+      Serial.println();
+      Serial.println();
+    }
 }
\ No newline at end of file