initial digital input implementation

Template Project/lib/ESPMegaPRO/DigitalInputIoT.cpp

@@ -0,0 +1,55 @@
+#include <DigitalInputIoT.hpp>
+
+
+bool DigitalInputIoT::begin(uint8_t card_id, DigitalInputCard *card, PubSubClient *mqtt, char *base_topic) {
+    this->card = card;
+    this->card_id = card_id;
+    this->mqtt = mqtt;
+    this->base_topic = base_topic;
+    this->card->registerCallback(std::bind(&DigitalInputIoT::handleValueChange, this, std::placeholders::_1, std::placeholders::_2));
+    return true;
+
+}
+void DigitalInputIoT::handleMqttMessage(char *topic, char *payload) {
+    // payload is char '0' or '1'
+    if (!strcmp(topic, PUBLISH_ENABLE_TOPIC)) {
+        if (payload[0] == '1') {
+            this->setDigitalInputsPublishEnabled(true);
+        } else {
+            this->setDigitalInputsPublishEnabled(false);
+        }
+    }
+}
+void DigitalInputIoT::publishDigitalInputs() {
+    if (!this->digital_inputs_publish_enabled) {
+        return;
+    }
+    for (int i = 0; i < 16; i++) {
+        this->publishDigitalInput(i);
+    }
+}
+void DigitalInputIoT::setDigitalInputsPublishEnabled(bool enabled) {
+    this->digital_inputs_publish_enabled = enabled;
+    if (enabled) {
+        this->publishDigitalInputs();
+    }
+}
+void DigitalInputIoT::handleValueChange(uint8_t pin, uint8_t value) {
+    if (this->digital_inputs_publish_enabled) {
+        this->publishDigitalInput(pin);
+    }
+    if (this->change_callback != NULL) {
+        this->change_callback(pin, value);
+    }
+
+}
+void DigitalInputIoT::registerChangeCallback(std::function<void(uint8_t, uint8_t)> callback) {
+    this->change_callback = callback;
+
+}
+void DigitalInputIoT::publishReport() {
+    this->publishDigitalInputs();
+}
+uint8_t DigitalInputIoT::getType() {
+    return CARD_TYPE_DIGITAL_INPUT;
+}