101 lines
2.6 KiB
C++
101 lines
2.6 KiB
C++
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#include "DeviceLed.h"
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void DeviceLed::setLed(int value) {
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analogWrite(pinLed, value);
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}
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void DeviceLed::publishStatus() {
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DynamicJsonBuffer json_outBuffer;
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JsonObject& json_out = json_outBuffer.createObject();
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json_out["brightness"] = brightness;
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String response;
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json_out.printTo(response);
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Serial.print("led state: ");
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Serial.println(response);
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Homie.setNodeProperty(ledNode, "brightness", response);
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}
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void DeviceLed::deviceSetup() {
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pinMode(pinLed, OUTPUT);
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setLed(brightness);
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}
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bool DeviceLed::ledOnHandler(String value) {
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if (value == "true") {
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setLed(brightness);
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Homie.setNodeProperty(ledNode, "on", "true");
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Serial.println("led is on");
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} else if (value == "false") {
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setLed(0);
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Homie.setNodeProperty(ledNode, "on", "false");
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Serial.println("led is off");
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} else {
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return false;
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}
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return true;
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}
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bool DeviceLed::ledBrightnessHandler(String message) {
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DynamicJsonBuffer json_inBuffer;
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JsonObject& json_in = json_inBuffer.parseObject(message);
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if (json_in.success()) {
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if (json_in.containsKey("brightness")) {
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brightness = json_in["brightness"];
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}
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setLed(brightness);
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} else {
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Serial.println("parsing of JSON failed");
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}
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publishStatus();
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return true;
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}
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bool DeviceLed::ledFadeHandler(String message) {
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DynamicJsonBuffer json_inBuffer;
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JsonObject& json_in = json_inBuffer.parseObject(message);
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if (json_in.success()) {
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fade_from = brightness;
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if (json_in.containsKey("brightness")) {
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fade_to = json_in["brightness"];
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} else {
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fade_to = brightness;
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}
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fade_start = millis();
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if (json_in.containsKey("seconds")) {
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fade_end = fade_start + 1000 * (int)json_in["seconds"];
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} else {
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fade_end = 0;
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}
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fading = true;
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} else {
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Serial.println("parsing of JSON failed");
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}
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return true;
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}
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void DeviceLed::deviceRegister() {
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ledNode.subscribe("on", [this](String value) { return ledOnHandler(value); });
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ledNode.subscribe("brightness", [this](String value) { return ledBrightnessHandler(value); });
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ledNode.subscribe("fade", [this](String value) { return ledFadeHandler(value); });
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Homie.registerNode(ledNode);
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}
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void DeviceLed::deviceLoop() {
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if (fading) {
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if (fade_end > millis()) {
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float progress = 1.0 * (millis() - fade_start) / (fade_end - fade_start);
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if ((int)(progress * 100) != (int)(progress_last * 100)) {
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brightness = fade_from + (fade_to - fade_from) * progress;
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setLed(brightness);
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progress_last = progress;
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}
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} else {
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brightness = fade_to;
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setLed(brightness);
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publishStatus();
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fading = false;
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}
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}
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return;
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}
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