feat: support configuration using menuconfig.

main/Kconfig.projbuild

@@ -0,0 +1,65 @@
+menu "Display Ambientlight Configuration"
+    config NUMBER_OF_LEDS
+        int "Number of LEDs in the light strip"
+        range 1 65535
+        default 8
+        help
+            Number of LEDs in the light strip.
+            Used to define buffer bytes length.
+endmenu
+
+menu "Wi-Fi Configuration"
+
+    config WIFI_SSID
+        string "WiFi SSID"
+        default "Ivan"
+        help
+            SSID (network name) for the example to connect to.
+
+    config WIFI_PASSWORD
+        string "WiFi Password"
+        default "ivanli.cc"
+        help
+            WiFi password (WPA or WPA2) for the example to use.
+
+    config WIFI_MAXIMUM_RETRY
+        int "Maximum retry"
+        default 5
+        help
+            Set the Maximum retry to avoid station reconnecting to the AP unlimited when the AP is really inexistent.
+
+    choice WIFI_SCAN_AUTH_MODE_THRESHOLD
+        prompt "WiFi Scan auth mode threshold"
+        default ESP_WIFI_AUTH_OPEN
+        help
+            The weakest authmode to accept in the scan mode.
+
+        config WIFI_AUTH_OPEN
+            bool "OPEN"
+        config WIFI_AUTH_WEP
+            bool "WEP"
+        config WIFI_AUTH_WPA_PSK
+            bool "WPA PSK"
+        config WIFI_AUTH_WPA2_PSK
+            bool "WPA2 PSK"
+        config WIFI_AUTH_WPA_WPA2_PSK
+            bool "WPA/WPA2 PSK"
+        config WIFI_AUTH_WPA3_PSK
+            bool "WPA3 PSK"
+        config WIFI_AUTH_WPA2_WPA3_PSK
+            bool "WPA2/WPA3 PSK"
+        config WIFI_AUTH_WAPI_PSK
+            bool "WAPI PSK"
+    endchoice
+
+endmenu
+
+menu "MQTT Configuration"
+
+    config MQTT_BROKER_URL
+        string "Broker URL"
+        default "mqtt://mqtt.eclipseprojects.io"
+        help
+            URL of the broker to connect to
+
+endmenu

main/mqtt.c

@@ -12,6 +12,8 @@
 #include "freertos/task.h"
 #include "mqtt_client.h"
 
+#define MQTT_BROKER_URL CONFIG_MQTT_BROKER_URL
+
 #define MQTT_FAILED_BIT BIT0
 #define MQTT_CONNECTED_BIT BIT1
 #define MQTT_DISCONNECTED_BIT BIT2
@@ -33,6 +35,7 @@
 static const char *MQTT_TAG = "ScreenBgLight_MQTT";
 
 static EventGroupHandle_t s_mqtt_event_group;
+static uint8_t *colors;
 
 static void log_error_if_nonzero(const char *message, int error_code) {
   if (error_code != 0) {
@@ -107,7 +110,7 @@ static void mqtt_app_start() {
   s_mqtt_event_group = xEventGroupCreate();
 
   const esp_mqtt_client_config_t mqtt_cfg = {
-      .uri = "mqtt://192.168.31.11",
+      .uri = MQTT_BROKER_URL,
   };
   esp_mqtt_client_handle_t client = esp_mqtt_client_init(&mqtt_cfg);
   esp_mqtt_client_register_event(client, ESP_EVENT_ANY_ID, mqtt_event_handler,

main/wifi.c

@@ -25,11 +25,27 @@
    If you'd rather not, just change the below entries to strings with
    the config you want - ie #define EXAMPLE_WIFI_SSID "mywifissid"
 */
-#define EXAMPLE_ESP_WIFI_SSID "Ivan"
+#define WIFI_SSID CONFIG_WIFI_SSID
-#define EXAMPLE_ESP_WIFI_PASS "ivanli.cc"
+#define WIFI_PASS CONFIG_WIFI_PASSWORD
-#define EXAMPLE_ESP_MAXIMUM_RETRY 5
+#define MAXIMUM_RETRY CONFIG_WIFI_MAXIMUM_RETRY
 
-#define ESP_WIFI_SCAN_AUTH_MODE_THRESHOLD WIFI_AUTH_WPA_WPA2_PSK
+#if CONFIG_WIFI_AUTH_OPEN
+#define WIFI_SCAN_AUTH_MODE_THRESHOLD WIFI_AUTH_OPEN
+#elif CONFIG_WIFI_AUTH_WEP
+#define WIFI_SCAN_AUTH_MODE_THRESHOLD WIFI_AUTH_WEP
+#elif CONFIG_WIFI_AUTH_WPA_PSK
+#define WIFI_SCAN_AUTH_MODE_THRESHOLD WIFI_AUTH_WPA_PSK
+#elif CONFIG_WIFI_AUTH_WPA2_PSK
+#define WIFI_SCAN_AUTH_MODE_THRESHOLD WIFI_AUTH_WPA2_PSK
+#elif CONFIG_WIFI_AUTH_WPA_WPA2_PSK
+#define WIFI_SCAN_AUTH_MODE_THRESHOLD WIFI_AUTH_WPA_WPA2_PSK
+#elif CONFIG_WIFI_AUTH_WPA3_PSK
+#define WIFI_SCAN_AUTH_MODE_THRESHOLD WIFI_AUTH_WPA3_PSK
+#elif CONFIG_WIFI_AUTH_WPA2_WPA3_PSK
+#define WIFI_SCAN_AUTH_MODE_THRESHOLD WIFI_AUTH_WPA2_WPA3_PSK
+#elif CONFIG_WIFI_AUTH_WAPI_PSK
+#define WIFI_SCAN_AUTH_MODE_THRESHOLD WIFI_AUTH_WAPI_PSK
+#endif
 
 /* FreeRTOS event group to signal when we are connected*/
 static EventGroupHandle_t s_wifi_event_group;
@@ -51,7 +67,7 @@ static void event_handler(void* arg, esp_event_base_t event_base,
     esp_wifi_connect();
   } else if (event_base == WIFI_EVENT &&
              event_id == WIFI_EVENT_STA_DISCONNECTED) {
-    if (s_retry_num < EXAMPLE_ESP_MAXIMUM_RETRY) {
+    if (s_retry_num < MAXIMUM_RETRY) {
       esp_wifi_connect();
       s_retry_num++;
       ESP_LOGI(WIFI_TAG, "retry to connect to the AP");
@@ -88,14 +104,14 @@ bool wifi_init_sta(void) {
   wifi_config_t wifi_config = {
       .sta =
           {
-              .ssid = EXAMPLE_ESP_WIFI_SSID,
+              .ssid = WIFI_SSID,
-              .password = EXAMPLE_ESP_WIFI_PASS,
+              .password = WIFI_PASS,
               /* Setting a password implies station will connect to all security
                * modes including WEP/WPA. However these modes are deprecated and
                * not advisable to be used. Incase your Access point doesn't
                * support WPA2, these mode can be enabled by commenting below
                * line */
-              .threshold.authmode = ESP_WIFI_SCAN_AUTH_MODE_THRESHOLD,
+              .threshold.authmode = WIFI_SCAN_AUTH_MODE_THRESHOLD,
               .sae_pwe_h2e = WPA3_SAE_PWE_BOTH,
           },
   };
@@ -116,11 +132,11 @@ bool wifi_init_sta(void) {
    * can test which event actually happened. */
   if (bits & WIFI_CONNECTED_BIT) {
     connected = 1;
-    ESP_LOGI(WIFI_TAG, "connected to ap SSID:%s password:%s",
+    ESP_LOGI(WIFI_TAG, "connected to ap SSID:%s password:%s", WIFI_SSID,
-             EXAMPLE_ESP_WIFI_SSID, EXAMPLE_ESP_WIFI_PASS);
+             WIFI_PASS);
   } else if (bits & WIFI_FAIL_BIT) {
-    ESP_LOGI(WIFI_TAG, "Failed to connect to SSID:%s, password:%s",
+    ESP_LOGI(WIFI_TAG, "Failed to connect to SSID:%s, password:%s", WIFI_SSID,
-             EXAMPLE_ESP_WIFI_SSID, EXAMPLE_ESP_WIFI_PASS);
+             WIFI_PASS);
   } else {
     ESP_LOGE(WIFI_TAG, "UNEXPECTED EVENT");
   }