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raymond |
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#include "credentials.h"
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#include <MQTTRemote.h>
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#include <driver/gpio.h>
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#include <esp_log.h>
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#include <freertos/FreeRTOS.h>
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#include <freertos/task.h>
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#define TAG "example"
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#define PIN_LED GPIO_NUM_14
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MQTTRemote _mqtt_remote(mqtt_client_id, mqtt_host, 1883, mqtt_username, mqtt_password,
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{.rx_buffer_size = 2048, .tx_buffer_size = 2048, .keep_alive_s = 10});
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void blinkAndSerialTask(void *pvParameters) {
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bool swap = false;
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while (1) {
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gpio_set_level(PIN_LED, swap);
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swap = !swap;
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ESP_LOGI(TAG, "Hello");
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vTaskDelay(1000 / portTICK_PERIOD_MS);
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}
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}
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void mqttMessageTask(void *pvParameters) {
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bool retain = false;
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uint8_t qos = 0;
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while (1) {
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_mqtt_remote.publishMessageVerbose(_mqtt_remote.clientId() + "/hello", "world", retain, qos);
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vTaskDelay(10000 / portTICK_PERIOD_MS);
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}
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}
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extern "C" {
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void app_main();
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}
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void app_main(void) {
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// Setup led and blinking led task
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gpio_set_direction(PIN_LED, GPIO_MODE_OUTPUT);
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gpio_set_level(PIN_LED, 1);
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xTaskCreate(blinkAndSerialTask, "blinkAndSerialTask", 2048, NULL, 15, NULL);
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// TODO (you): You need to connect to WiFi here first.
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// For a simple one line utility, see https://github.com/johboh/ConnectionHelper
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// Once connected to wifi, continue with below.
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// Connect to WIFI
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auto connected = true; // TODO (you): You need to connect to WiFi here first.
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if (connected) {
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// Connected to WIFI.
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// Subscribe to to the /set topic under our client ID.
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_mqtt_remote.subscribe(_mqtt_remote.clientId() + "/set", [](const std::string &topic, const std::string &message) {
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ESP_LOGI(TAG, "Topic: %s, Message: %s", topic.c_str(), message.c_str());
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});
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// Start MQTT
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_mqtt_remote.start([](bool connected) {
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_mqtt_remote.publishMessageVerbose(_mqtt_remote.clientId() + "/initial_message", "oh hello!");
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});
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// Start task for periodically publishing messages.
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xTaskCreate(mqttMessageTask, "mqttMessageTask", 2048, NULL, 15, NULL);
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} else {
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ESP_LOGE(TAG, "Failed to connect");
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}
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// Run forever.
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while (1) {
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vTaskDelay(500 / portTICK_PERIOD_MS);
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fflush(stdout);
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}
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}
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