[adc] Split files by platform (#7940)

esphome/components/adc/adc_sensor_esp8266.cpp

@@ -0,0 +1,58 @@
+#ifdef USE_ESP8266
+
+#include "adc_sensor.h"
+#include "esphome/core/helpers.h"
+#include "esphome/core/log.h"
+
+#ifdef USE_ADC_SENSOR_VCC
+#include <Esp.h>
+ADC_MODE(ADC_VCC)
+#else
+#include <Arduino.h>
+#endif  // USE_ADC_SENSOR_VCC
+
+namespace esphome {
+namespace adc {
+
+static const char *const TAG = "adc.esp8266";
+
+void ADCSensor::setup() {
+  ESP_LOGCONFIG(TAG, "Setting up ADC '%s'...", this->get_name().c_str());
+#ifndef USE_ADC_SENSOR_VCC
+  this->pin_->setup();
+#endif
+}
+
+void ADCSensor::dump_config() {
+  LOG_SENSOR("", "ADC Sensor", this);
+#ifdef USE_ADC_SENSOR_VCC
+  ESP_LOGCONFIG(TAG, "  Pin: VCC");
+#else
+  LOG_PIN("  Pin: ", this->pin_);
+#endif  // USE_ADC_SENSOR_VCC
+  ESP_LOGCONFIG(TAG, "  Samples: %i", this->sample_count_);
+  LOG_UPDATE_INTERVAL(this);
+}
+
+float ADCSensor::sample() {
+  uint32_t raw = 0;
+  for (uint8_t sample = 0; sample < this->sample_count_; sample++) {
+#ifdef USE_ADC_SENSOR_VCC
+    raw += ESP.getVcc();  // NOLINT(readability-static-accessed-through-instance)
+#else
+    raw += analogRead(this->pin_->get_pin());  // NOLINT
+#endif  // USE_ADC_SENSOR_VCC
+  }
+  raw = (raw + (this->sample_count_ >> 1)) / this->sample_count_;  // NOLINT(clang-analyzer-core.DivideZero)
+  if (this->output_raw_) {
+    return raw;
+  }
+  return raw / 1024.0f;
+}
+
+std::string ADCSensor::unique_id() { return get_mac_address() + "-adc"; }
+
+}  // namespace adc
+}  // namespace esphome
+
+#endif  // USE_ESP8266