Daikin climate ir component (#964)

* Daikin ARC43XXX IR remote controller support

* Format and lint fixes

* Check temperature values against allowed min/max

esphome/components/daikin/daikin.h

@@ -0,0 +1,57 @@
+#pragma once
+
+#include "esphome/components/climate_ir/climate_ir.h"
+
+namespace esphome {
+namespace daikin {
+
+// Values for Daikin ARC43XXX IR Controllers
+// Temperature
+const uint8_t DAIKIN_TEMP_MIN = 10;  // Celsius
+const uint8_t DAIKIN_TEMP_MAX = 30;  // Celsius
+
+// Modes
+const uint8_t DAIKIN_MODE_AUTO = 0x00;
+const uint8_t DAIKIN_MODE_COOL = 0x30;
+const uint8_t DAIKIN_MODE_HEAT = 0x40;
+const uint8_t DAIKIN_MODE_DRY = 0x20;
+const uint8_t DAIKIN_MODE_FAN = 0x60;
+const uint8_t DAIKIN_MODE_OFF = 0x00;
+const uint8_t DAIKIN_MODE_ON = 0x01;
+
+// Fan Speed
+const uint8_t DAIKIN_FAN_AUTO = 0xA0;
+const uint8_t DAIKIN_FAN_1 = 0x30;
+const uint8_t DAIKIN_FAN_2 = 0x40;
+const uint8_t DAIKIN_FAN_3 = 0x50;
+const uint8_t DAIKIN_FAN_4 = 0x60;
+const uint8_t DAIKIN_FAN_5 = 0x70;
+
+// IR Transmission
+const uint32_t DAIKIN_IR_FREQUENCY = 38000;
+const uint32_t DAIKIN_HEADER_MARK = 3360;
+const uint32_t DAIKIN_HEADER_SPACE = 1760;
+const uint32_t DAIKIN_BIT_MARK = 360;
+const uint32_t DAIKIN_ONE_SPACE = 1370;
+const uint32_t DAIKIN_ZERO_SPACE = 520;
+const uint32_t DAIKIN_MESSAGE_SPACE = 32300;
+
+class DaikinClimate : public climate_ir::ClimateIR {
+ public:
+  DaikinClimate()
+      : climate_ir::ClimateIR(
+            DAIKIN_TEMP_MIN, DAIKIN_TEMP_MAX, 1.0f, true, true,
+            std::vector<climate::ClimateFanMode>{climate::CLIMATE_FAN_AUTO, climate::CLIMATE_FAN_LOW,
+                                                 climate::CLIMATE_FAN_MEDIUM, climate::CLIMATE_FAN_HIGH},
+            std::vector<climate::ClimateSwingMode>{climate::CLIMATE_SWING_OFF, climate::CLIMATE_SWING_VERTICAL}) {}
+
+ protected:
+  // Transmit via IR the state of this climate controller.
+  void transmit_state() override;
+  uint8_t operation_mode_();
+  uint8_t fan_speed_();
+  uint8_t temperature_();
+};
+
+}  // namespace daikin
+}  // namespace esphome