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h801-mqtt-json.ino
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//
// Alternative firmware for H801 5 channel LED dimmer
// based on https://github.com/open-homeautomation/h801/blob/master/mqtt/mqtt.ino
// and https://github.com/bruhautomation/ESP-MQTT-JSON-Digital-LEDs/blob/master/ESP_MQTT_Digital_LEDs/ESP_MQTT_Digital_LEDs.ino
//
//IMPORTANT!!!!!!!!!!!!
// inside PubSubClient.h the folloing needs to be changed on line 26:
// PubSubClient.h is inside documents/Arduino/libraries/PubSubclient/src/PubSubClient.h
// #define MQTT_MAX_PACKET_SIZE 128 --> #define MQTT_MAX_PACKET_SIZE 800
#define MQTT_MAX_PACKET_SIZE 800
#define FIRMWARE_VERSION "2.1.0"
#define MANUFACTURER "Huacanxing"
#include <string>
#include <ESP8266WiFi.h>
#include <PubSubClient.h> // MQTT client
#include <WiFiUDP.h> // UDP
#include <ESP8266WebServer.h> // OTA
#include <ESP8266mDNS.h> // OTA
#include <ESP8266HTTPUpdateServer.h> // OTA
#include <ArduinoJson.h>
#include "Config.h"
#define DEVELOPMENT
// Get settings from config.h
const char* mqtt_server = mqtt_server_conf;
const char* mqtt_user = mqtt_user_conf;
const char* mqtt_password = mqtt_password_conf;
// Initial setup
WiFiClient wifiClient;
PubSubClient client(wifiClient);
WiFiUDP Udp;
ESP8266WebServer httpServer(OTA_port);
ESP8266HTTPUpdateServer httpUpdater;
/********************************** program variables *****************************************/
char chip_id[9] = "00000000";
char client_id[16] = "00000000_00000";
char myhostname[] = "esp00000000";
IPAddress ip;
uint8_t reconnect_N = 0;
unsigned long last_publish_ms = 0;
unsigned long last_mqtt_connected = 0;
bool mqtt_proccesed = false;
// transitioning variables
float transition_time_s_standard = transition_time_s_conf;
float transition_time_s = transition_time_s_conf;
unsigned long now;
unsigned long last_transition_publish = 0;
unsigned long start_transition_loop_ms = 0;
unsigned long transition_ms = 0;
uint8_t transition_increment = 1;
int rest_step[5] = {0};
float step_time_ms[5] = {1};
int n_step[5] = {0};
uint16_t transitionStepCount[5] = {0};
boolean transitioning = false;
uint8_t t_red_begin = 255;
uint8_t t_green_begin = 255;
uint8_t t_blue_begin = 255;
uint8_t t_rgb_brightness_begin = 255;
uint8_t t_white_brightness_begin = 255;
uint8_t t_w1_begin = 255;
uint8_t t_w2_begin = 255;
boolean t_rgb_state_begin = false;
boolean t_white_state_begin = false;
boolean t_white_single_mode_begin = false;
boolean t_white_single1_state_begin = false;
boolean t_white_single2_state_begin = false;
uint8_t targetR = 255;
uint8_t targetG = 255;
uint8_t targetB = 255;
uint8_t targetW1 = 255;
uint8_t targetW2 = 255;
// UDP/HDMI variables
boolean UDP_stream = false;
boolean UDP_stream_begin = false;
uint16_t UDP_packetSize = 0;
// buffer used to send/receive data with MQTT
#define JSON_BUFFER_SIZE 800
#define MQTT_UP_online "online"
#define MQTT_UP_offline "offline"
/********************************** Light variables *****************************************/
// the payload that represents enabled/disabled state, by default
const char* LIGHT_ON = "ON";
const char* LIGHT_OFF = "OFF";
#define RGB_LIGHT_RED_PIN 15
#define RGB_LIGHT_GREEN_PIN 13
#define RGB_LIGHT_BLUE_PIN 12
#define W1_PIN 14
#define W2_PIN 4
#define GREEN_PIN 1
#define RED_PIN 5
// GREEN PIN state
bool GREEN_state = false;
unsigned long GREEN_off_ms = 0;
// store the state of the rgb LED strip (colors, brightness, ...)
boolean m_rgb_state = false;
uint8_t m_rgb_brightness = 255;
uint8_t m_rgb_red = 255;
uint8_t m_rgb_green = 255;
uint8_t m_rgb_blue = 255;
// store the state of the white LED strip (colors, brightness, ...)
boolean m_white_state = false;
uint8_t m_white_brightness = 255;
uint16_t m_color_temp = max_color_temp;
uint8_t m_w1 = 255;
uint8_t m_w2 = 255;
// store the state of the white single LED strips
boolean m_white_single_mode = false;
boolean m_white_single1_state = false;
boolean m_white_single2_state = false;
// store aditional states for combined RGB White light
uint8_t m_combined_brightness = 255;
boolean m_white_mode = true;
String m_effect = "white_mode";
String m_color_mode = "color_temp";
// store state during transitioning
uint8_t transition_red = 255;
uint8_t transition_green = 255;
uint8_t transition_blue = 255;
uint8_t transition_w1 = 255;
uint8_t transition_w2 = 255;
/********************************** Setup *****************************************/
void setup()
{
pinMode(RGB_LIGHT_RED_PIN, OUTPUT);
pinMode(RGB_LIGHT_GREEN_PIN, OUTPUT);
pinMode(RGB_LIGHT_BLUE_PIN, OUTPUT);
analogWriteRange(255);
setRGB(0, 0, 0);
pinMode(W1_PIN, OUTPUT);
setW1(0);
pinMode(W2_PIN, OUTPUT);
setW2(0);
pinMode(GREEN_PIN, OUTPUT);
pinMode(RED_PIN, OUTPUT);
digitalWrite(RED_PIN, 0);
digitalWrite(GREEN_PIN, 1);
convert_color_temp();
sprintf(chip_id, "%08X", ESP.getChipId());
sprintf(myhostname, "esp%08X", ESP.getChipId());
// Setup console
Serial1.begin(115200);
delay(10);
Serial1.println();
Serial1.println();
// Setup WIFI
//WiFi.setSleepMode(WIFI_NONE_SLEEP);
//WiFi.setOutputPower(20.5); // default is 20.5 which is max, 16.5 less interference, step size 0.25
WiFi.mode(WIFI_STA);
WiFi.begin(wifi_ssid_conf, wifi_password_conf);
while (WiFi.waitForConnectResult() != WL_CONNECTED) {
Serial1.println("Connection Failed! Rebooting...");
Serial1.print(".");
delay(30000);
ESP.restart();
}
Serial1.println("");
ip = WiFi.localIP();
if (WiFi.status() == WL_CONNECTED) {
Serial1.println("");
Serial1.print("Connected to ");
Serial1.println(wifi_ssid_conf);
Serial1.print("IP address: ");
Serial1.println(ip);
}
// init the MQTT connection
client.setBufferSize(MQTT_MAX_PACKET_SIZE);
client.setServer(mqtt_server, 1883);
client.setCallback(callback);
// OTA
// do not start OTA server if no password has been set
if (OTA_password != "") {
MDNS.begin(OTA_hostname);
httpUpdater.setup(&httpServer, OTA_update_path, OTA_username, OTA_password);
httpServer.begin();
MDNS.addService("http", "tcp", OTA_port);
Serial.printf("HTTPUpdateServer ready! Open http://%s.local%s in your browser and login", OTA_hostname, OTA_update_path);
}
digitalWrite(RED_PIN, 1);
}
/********************************** LED strip control *****************************************/
void setRGB(uint8_t p_red, uint8_t p_green, uint8_t p_blue) {
analogWrite(RGB_LIGHT_RED_PIN, map(p_red, 0, 255, 0, RGB_mixing[0]));
analogWrite(RGB_LIGHT_GREEN_PIN, map(p_green, 0, 255, 0, RGB_mixing[1]));
analogWrite(RGB_LIGHT_BLUE_PIN, map(p_blue, 0, 255, 0, RGB_mixing[2]));
}
void setColor(void) {
if (m_rgb_state) {
setRGB(map(m_rgb_red, 0, 255, 0, m_rgb_brightness), map(m_rgb_green, 0, 255, 0, m_rgb_brightness), map(m_rgb_blue, 0, 255, 0, m_rgb_brightness));
} else {
setRGB(0, 0, 0);
}
}
void convert_color_temp(void) {
float temp_unit = 2*(float(m_color_temp) - min_color_temp)/(max_color_temp - min_color_temp) - 1;
if (temp_unit == 0){
m_w1 = 255;
m_w2 = 255;
} else if (temp_unit > 0) {
m_w1 = int(round((1.0-temp_unit)*255));
m_w2 = 255;
} else if (temp_unit < 0){
m_w1 = 255;
m_w2 = int(round((1.0+temp_unit)*255));
} else {
return;
}
}
void setW1(uint8_t brightness) {
// convert the brightness in % (0-100%) into a digital value (0-255)
analogWrite(W1_PIN, brightness);
}
void setW2(uint8_t brightness) {
// convert the brightness in % (0-100%) into a digital value (0-255)
analogWrite(W2_PIN, brightness);
}
void setWhite(void) {
if (!m_white_single_mode) {
if (m_white_state) {
uint8_t w1_brightness = map(m_w1, 0, 255, 0, m_white_brightness);
uint8_t w2_brightness = map(m_w2, 0, 255, 0, m_white_brightness);
setW1(w1_brightness);
setW2(w2_brightness);
} else {
setW1(0);
setW2(0);
}
} else {
if (m_white_single1_state) {
setW1(m_w1);
} else {
setW1(0);
}
if (m_white_single2_state) {
setW2(m_w2);
} else {
setW2(0);
}
}
}
void setLEDpin(int LED_pin, uint8_t LED_value){
// map the color value from (0-255) to the value range (0-RGB_mixing)
if (LED_pin == RGB_LIGHT_RED_PIN) {
LED_value = map(LED_value, 0, 255, 0, RGB_mixing[0]);
} else if (LED_pin == RGB_LIGHT_GREEN_PIN) {
LED_value = map(LED_value, 0, 255, 0, RGB_mixing[1]);
} else if (LED_pin == RGB_LIGHT_BLUE_PIN) {
LED_value = map(LED_value, 0, 255, 0, RGB_mixing[2]);
}
analogWrite(LED_pin, LED_value);
}
void Flash_GREEN(void) {
// Flash green LED for 0.2 seconds
digitalWrite(GREEN_PIN, 0);
GREEN_state = true;
GREEN_off_ms = now;
}
/********************************** Publish states *****************************************/
void publishRGBJsonState() {
if (transitioning) {
return; // let the transition publish intermediate states
}
publishRGBJsonStateVal(m_rgb_state, m_rgb_red, m_rgb_green, m_rgb_blue, m_rgb_brightness);
}
void publishRGBJsonStateVal(boolean p_rgb_state, uint8_t p_rgb_red, uint8_t p_rgb_green, uint8_t p_rgb_blue, uint8_t p_rgb_brightness) {
StaticJsonDocument<JSON_BUFFER_SIZE> root;
root["state"] = (p_rgb_state) ? LIGHT_ON : LIGHT_OFF;
JsonObject color = root.createNestedObject("color");
color["r"] = p_rgb_red;
color["g"] = p_rgb_green;
color["b"] = p_rgb_blue;
root["color_mode"] = "rgb";
root["brightness"] = p_rgb_brightness;
if (UDP_stream) {
m_effect = "HDMI";
root["state"] = LIGHT_ON;
} else {
m_effect = "color_mode";
}
root["effect"] = m_effect.c_str();
char buffer[measureJson(root) + 1];
serializeJson(root, buffer, sizeof(buffer));
client.publish(MQTT_JSON_LIGHT_RGB_STATE_TOPIC, buffer, true);
}
void publishWhiteJsonState() {
if (transitioning) {
return; // let the transition publish intermediate states
}
publishWhiteJsonStateVal(m_white_state, m_w1, m_w2, m_white_brightness);
}
void publishWhiteJsonStateVal(boolean p_white_state, uint8_t p_w1, uint8_t p_w2, uint8_t p_white_brightness) {
StaticJsonDocument<JSON_BUFFER_SIZE> root;
root["state"] = (p_white_state) ? LIGHT_ON : LIGHT_OFF;
m_color_temp = int(round((float(p_w2)/510 - float(p_w1)/510 + 0.5)*(max_color_temp - min_color_temp)) + min_color_temp);
root["color_temp"] = m_color_temp;
root["color_mode"] = "color_temp";
root["brightness"] = p_white_brightness;
char buffer[measureJson(root) + 1];
serializeJson(root, buffer, sizeof(buffer));
client.publish(MQTT_JSON_LIGHT_WHITE_STATE_TOPIC, buffer, true);
}
void publishWhiteSingle1JsonState() {
if (transitioning) {
return; // let the transition publish intermediate states
}
publishWhiteSingle1JsonStateVal(m_white_single1_state, m_w1);
}
void publishWhiteSingle1JsonStateVal(boolean p_w1_state, uint8_t p_w1) {
StaticJsonDocument<JSON_BUFFER_SIZE> root;
root["state"] = (p_w1_state) ? LIGHT_ON : LIGHT_OFF;
root["brightness"] = p_w1;
char buffer[measureJson(root) + 1];
serializeJson(root, buffer, sizeof(buffer));
client.publish(MQTT_JSON_LIGHT_WHITE_SINGLE_1_STATE_TOPIC, buffer, true);
}
void publishWhiteSingle2JsonState() {
if (transitioning) {
return; // let the transition publish intermediate states
}
publishWhiteSingle2JsonStateVal(m_white_single2_state, m_w2);
}
void publishWhiteSingle2JsonStateVal(boolean p_w2_state, uint8_t p_w2) {
StaticJsonDocument<JSON_BUFFER_SIZE> root;
root["state"] = (p_w2_state) ? LIGHT_ON : LIGHT_OFF;
root["brightness"] = p_w2;
char buffer[measureJson(root) + 1];
serializeJson(root, buffer, sizeof(buffer));
client.publish(MQTT_JSON_LIGHT_WHITE_SINGLE_2_STATE_TOPIC, buffer, true);
}
void publishCombinedJsonState() {
if (transitioning) {
return; // let the transition publish intermediate states
}
publishCombinedJsonStateVal(m_white_state, m_w1, m_w2, m_rgb_state, m_rgb_red, m_rgb_green, m_rgb_blue, m_combined_brightness);
}
void publishCombinedJsonStateVal(boolean p_white_state, uint8_t p_w1, uint8_t p_w2, boolean p_rgb_state, uint8_t p_rgb_red, uint8_t p_rgb_green, uint8_t p_rgb_blue, uint8_t p_combined_brightness) {
StaticJsonDocument<JSON_BUFFER_SIZE> root;
root["state"] = (p_white_state || p_rgb_state) ? LIGHT_ON : LIGHT_OFF;
m_color_temp = int(round((float(p_w2)/510 - float(p_w1)/510 + 0.5)*(max_color_temp - min_color_temp)) + min_color_temp);
root["color_temp"] = m_color_temp;
root["brightness"] = p_combined_brightness;
JsonObject color = root.createNestedObject("color");
if (p_white_state && !p_rgb_state) {
color["r"] = 255;
color["g"] = 255;
color["b"] = 255;
} else {
color["r"] = p_rgb_red;
color["g"] = p_rgb_green;
color["b"] = p_rgb_blue;
}
if (UDP_stream) {
m_effect = "HDMI";
m_color_mode = "rgb";
root["state"] = LIGHT_ON;
} else if (p_white_state && !p_rgb_state) {
m_effect = "white_mode";
m_color_mode = "color_temp";
} else if (!p_white_state && p_rgb_state) {
m_effect = "color_mode";
m_color_mode = "rgb";
} else if (p_white_state && p_rgb_state) {
m_effect = "both_mode";
m_color_mode = "rgb";
}
root["effect"] = m_effect.c_str();
root["color_mode"] = m_color_mode.c_str();
char buffer[measureJson(root) + 1];
serializeJson(root, buffer, sizeof(buffer));
client.publish(MQTT_JSON_LIGHT_COMBINED_STATE_TOPIC, buffer, true);
}
void publishJsonSettings() {
StaticJsonDocument<JSON_BUFFER_SIZE> root;
root["transition_time_s_standard"] = transition_time_s_standard;
JsonObject rgb_mix = root.createNestedObject("RGB_mixing");
rgb_mix["r"] = RGB_mixing[0];
rgb_mix["g"] = RGB_mixing[1];
rgb_mix["b"] = RGB_mixing[2];
root["chip_id"] = myhostname;
root["client_id"] = client_id;
root["IP"] = ip.toString();
root["RSSI_dBm"] = WiFi.RSSI();
char buffer[measureJson(root) + 1];
serializeJson(root, buffer, sizeof(buffer));
client.publish(MQTT_JSON_LIGHT_SETTINGS_STATE_TOPIC, buffer, true);
}
void publishJsonDiscovery() {
publishJsonDiscovery_entity("combined", true, true);
publishJsonDiscovery_entity("rgb", false, true);
publishJsonDiscovery_entity("white", true, false);
publishJsonDiscovery_entity("white_single", false, false);
publishJsonDiscovery_entity("white_single_2", false, false);
}
void publishJsonDiscovery_entity(const char type[], bool sup_color_temp, bool sup_rgb) {
StaticJsonDocument<JSON_BUFFER_SIZE> root;
char idendifier[15], unique_id[29], entity_name[16], stat_t[29], cmd_t[29];
char conf_url[strlen(OTA_update_path)+25];
sprintf(idendifier, "H801_%s", chip_id);
sprintf(unique_id, "H801_%s_%s", chip_id, type);
sprintf(conf_url, "http://%s%s", ip.toString().c_str(), OTA_update_path);
sprintf(entity_name, "%s", type);
sprintf(stat_t, "~/%s/json_status", type);
sprintf(cmd_t, "~/%s/json_set", type);
root["~"] = Mqtt_Base_Topic;
root["name"] = entity_name;
root["unique_id"] = unique_id;
root["schema"] = "json";
root["stat_t"] = stat_t;
root["cmd_t"] = cmd_t;
root["avty_t"] = "~/active";
root["brightness"] = true;
JsonArray sup_col_modes;
if(sup_color_temp | sup_rgb) {
sup_col_modes = root.createNestedArray("supported_color_modes");
}
if(sup_color_temp) {
sup_col_modes.add("color_temp");
root["min_mireds"] = min_color_temp;
root["max_mireds"] = max_color_temp;
}
if(sup_rgb) {
sup_col_modes.add("rgb");
root["effect"] = true;
JsonArray effect_list = root.createNestedArray("effect_list");
if(sup_color_temp) {
effect_list.add("white_mode");
}
effect_list.add("color_mode");
if(sup_color_temp) {
effect_list.add("both_mode");
}
if (UDP_Port != 0) {
effect_list.add("HDMI");
}
}
root["optimistic"] = false;
JsonObject device = root.createNestedObject("device");
device["configuration_url"] = conf_url;
JsonArray identifier_arr = device.createNestedArray("identifiers");
identifier_arr.add(idendifier);
device["model"] = "H801";
device["manufacturer"] = MANUFACTURER;
device["name"] = Module_Name;
device["sw_version"] = FIRMWARE_VERSION;
char buffer[measureJson(root) + 1];
serializeJson(root, buffer, sizeof(buffer));
char mqtt_discovery_topic[strlen(MQTT_HOMEASSISTANT_DISCOVERY_PREFIX) + 50];
sprintf(mqtt_discovery_topic, "%s/light/H801_%s/%s/config", MQTT_HOMEASSISTANT_DISCOVERY_PREFIX, chip_id, type);
client.publish(mqtt_discovery_topic, buffer, true);
}
/********************************** MQTT calback *****************************************/
// function called when a MQTT message arrived
void callback(char* p_topic, byte* p_payload, unsigned int p_length) {
// Parse received message
char message[p_length + 1];
for (int i = 0; i < p_length; i++) {
message[i] = (char)p_payload[i];
}
message[p_length] = '\0';
// Save RGB begin state
t_rgb_state_begin = m_rgb_state;
t_rgb_brightness_begin = m_rgb_brightness;
t_red_begin = m_rgb_red;
t_green_begin = m_rgb_green;
t_blue_begin = m_rgb_blue;
// Save White begin state
t_white_state_begin = m_white_state;
t_white_single_mode_begin = m_white_single_mode;
t_white_single1_state_begin = m_white_single1_state;
t_white_single2_state_begin = m_white_single2_state;
t_white_brightness_begin = m_white_brightness;
t_w1_begin = m_w1;
t_w2_begin = m_w2;
// Save UDP begin state
UDP_stream_begin = UDP_stream;
// Handle RGB commands
if (String(MQTT_JSON_LIGHT_RGB_COMMAND_TOPIC).equals(p_topic)) {
if (!processRGBJson(message)) {
return;
}
if (transition_time_s <= 0) {
setColor();
publishRGBJsonState();
} else {
Transition();
// Let transition publish each 15s and @end
mqtt_proccesed = true;
}
}
// Handle White commands
if (String(MQTT_JSON_LIGHT_WHITE_COMMAND_TOPIC).equals(p_topic)) {
m_white_single_mode = false;
if (!processWhiteJson(message, false, false)) {
return;
}
if (transition_time_s <= 0) {
setWhite();
publishWhiteJsonState();
} else {
Transition();
// Let transition publish each 15s and @end
mqtt_proccesed = true;
}
}
// Handle White single 1 commands
if (String(MQTT_JSON_LIGHT_WHITE_SINGLE_1_COMMAND_TOPIC).equals(p_topic)) {
m_white_single_mode = true;
if (!processWhiteJson(message, true, false)) {
return;
}
if (transition_time_s <= 0) {
setWhite();
publishWhiteSingle1JsonState();
} else {
Transition();
// Let transition publish each 15s and @end
mqtt_proccesed = true;
}
}
// Handle White single 2 commands
if (String(MQTT_JSON_LIGHT_WHITE_SINGLE_2_COMMAND_TOPIC).equals(p_topic)) {
m_white_single_mode = true;
if (!processWhiteJson(message, false, true)) {
return;
}
if (transition_time_s <= 0) {
setWhite();
publishWhiteSingle2JsonState();
} else {
Transition();
// Let transition publish each 15s and @end
mqtt_proccesed = true;
}
}
// Handle combined commands
if (String(MQTT_JSON_LIGHT_COMBINED_COMMAND_TOPIC).equals(p_topic)) {
m_white_single_mode = false;
if (!processCombinedJson(message)) {
return;
}
if (transition_time_s <= 0) {
setWhite();
setColor();
publishCombinedJsonState();
} else {
Transition();
// Let transition publish each 15s and @end
}
}
// Handle settings commands
if (String(MQTT_JSON_LIGHT_SETTINGS_COMMAND_TOPIC).equals(p_topic)) {
if (!processJsonSettings(message)) {
return;
}
publishJsonSettings();
}
// Reset the transition time for the next transition
transition_time_s = transition_time_s_standard;
// Apply UDP stream changes
UDP_start_stop();
// Flash green LED
Flash_GREEN();
}
/********************************** JSON processing *****************************************/
bool processRGBJson(char* message) {
StaticJsonDocument<JSON_BUFFER_SIZE> root;
DeserializationError error = deserializeJson(root, message);
if (error) {
Serial1.println("deserializeJson() failed");
return false;
}
// Turn RGB "ON" or "OFF"
if (root.containsKey("state")) {
if (strcmp(root["state"], LIGHT_ON) == 0) {
m_rgb_state = true;
//check brightness and color not to be 0
if (m_rgb_brightness == 0) {
m_rgb_brightness = 255;
}
if (m_rgb_red == 0 && m_rgb_green == 0 && m_rgb_blue == 0) {
m_rgb_red = 255;
m_rgb_green = 255;
m_rgb_blue = 255;
}
}
else if (strcmp(root["state"], LIGHT_OFF) == 0) {
m_rgb_state = false;
}
}
// Change RGB brightness
if (root.containsKey("brightness")) {
uint8_t brightness = int(root["brightness"]);
if (brightness < 0 || brightness > 255) {
Serial1.println("Invalid brightness");
return false;
} else {
m_rgb_brightness = brightness;
}
}
// Change RGB color
if (root.containsKey("color")) {
uint8_t rgb_red = int(root["color"]["r"]);
if (rgb_red < 0 || rgb_red > 255) {
Serial1.println("Invalid red color value");
return false;
} else {
m_rgb_red = rgb_red;
}
uint8_t rgb_green = int(root["color"]["g"]);
if (rgb_green < 0 || rgb_green > 255) {
Serial1.println("Invalid green color value");
return false;
} else {
m_rgb_green = rgb_green;
}
uint8_t rgb_blue = int(root["color"]["b"]);
if (rgb_blue < 0 || rgb_blue > 255) {
Serial1.println("Invalid blue color value");
return false;
} else {
m_rgb_blue = rgb_blue;
}
}
// Change LED strip mode
if (root.containsKey("effect")) {
const char* effect = root["effect"];
m_effect = effect;
if (m_effect == "UDP" || m_effect == "HDMI") {
UDP_stream = true;
} else {
UDP_stream = false;
}
} else {
UDP_stream = false;
}
// Check transition time
if (root.containsKey("transition")) {
float trans_time = float(root["transition"]);
if (trans_time > 0) {
transition_time_s = trans_time;
} else {
transition_time_s = 0;
}
}
return true;
}
bool processWhiteJson(char* message, bool single1, bool single2) {
StaticJsonDocument<JSON_BUFFER_SIZE> root;
DeserializationError error = deserializeJson(root, message);
if (error) {
Serial1.println("deserializeJson() failed");
return false;
}
// Turn White "ON" or "OFF"
if (root.containsKey("state")) {
if (strcmp(root["state"], LIGHT_ON) == 0) {
m_white_state = true;
//check brightness not to be 0
if (m_white_brightness == 0) {
m_white_brightness = 255;
}
// process single mode
if (m_white_single_mode && single1){
m_white_single1_state = true;
if (m_w1 == 0) { //check brightness not to be 0
m_w1 = 255;
}
}
if (m_white_single_mode && single2){
m_white_single2_state = true;
if (m_w2 == 0) { //check brightness not to be 0
m_w2 = 255;
}
}
}
else if (strcmp(root["state"], LIGHT_OFF) == 0) {
if (!m_white_single_mode){
m_white_state = false;
m_white_single1_state = false;
m_white_single2_state = false;
} else {
if (single1){
m_white_single1_state = false;
}
if (single2){
m_white_single2_state = false;
}
m_white_state = m_white_single1_state || m_white_single2_state;
}
}
}
// Change White brightness
if (root.containsKey("brightness")) {
uint8_t brightness = int(root["brightness"]);
if (brightness < 0 || brightness > 255) {
Serial1.println("Invalid brightness");
return false;
} else {
m_white_brightness = brightness;
if (single1){
m_w1 = brightness;
}
if (single2){
m_w2 = brightness;
}
}
}
// Change White color temperature
if (root.containsKey("color_temp")) {
uint16_t color_temp = int(root["color_temp"]);
if (color_temp < min_color_temp || color_temp > max_color_temp) {
Serial1.println("Invalid color temperature");
return false;
} else {
m_color_temp = color_temp;
convert_color_temp();
}
}
// Check transition time
if (root.containsKey("transition")) {
float trans_time = float(root["transition"]);
if (trans_time > 0) {
transition_time_s = trans_time;
} else {
transition_time_s = 0;
}
}
return true;
}
bool processCombinedJson(char* message) {
StaticJsonDocument<JSON_BUFFER_SIZE> root;
DeserializationError error = deserializeJson(root, message);
if (error) {
Serial1.println("deserializeJson() failed");
return false;
}
// Turn LED strip "ON" or "OFF"
if (root.containsKey("state")) {
if (strcmp(root["state"], LIGHT_ON) == 0) {
if (m_white_mode) {
m_white_state = true;
m_rgb_state = false;
} else {
m_white_state = false;
m_rgb_state = true;
}
//check brightness and color not to be 0
if (m_rgb_brightness == 0) {
m_rgb_brightness = 255;
}
if (m_white_brightness == 0) {
m_white_brightness = 255;
}
if (m_combined_brightness == 0) {
m_combined_brightness = 255;
}
if (m_rgb_red == 0 && m_rgb_green == 0 && m_rgb_blue == 0) {
m_rgb_red = 255;
m_rgb_green = 255;
m_rgb_blue = 255;
}
}
else if (strcmp(root["state"], LIGHT_OFF) == 0) {
if (m_white_state) {
m_white_mode = true;
} else if (m_rgb_state) {
m_white_mode = false;
}
m_rgb_state = false;
m_white_state = false;
}
}
// Change LED strip brightness
if (root.containsKey("brightness")) {
uint8_t brightness = int(root["brightness"]);
if (brightness < 0 || brightness > 255) {
Serial1.println("Invalid brightness");
return false;
} else {
m_rgb_brightness = brightness;
m_white_brightness = brightness;
m_combined_brightness = brightness;
}
}
// Change LED strip color
if (root.containsKey("color")) {
uint8_t rgb_red = int(root["color"]["r"]);
if (rgb_red < 0 || rgb_red > 255) {
Serial1.println("Invalid red color value");
return false;
} else {
m_rgb_red = rgb_red;
}
uint8_t rgb_green = int(root["color"]["g"]);
if (rgb_green < 0 || rgb_green > 255) {
Serial1.println("Invalid green color value");
return false;
} else {
m_rgb_green = rgb_green;
}
uint8_t rgb_blue = int(root["color"]["b"]);
if (rgb_blue < 0 || rgb_blue > 255) {
Serial1.println("Invalid blue color value");
return false;
} else {
m_rgb_blue = rgb_blue;
}
m_rgb_state = true;
m_white_state = false;
m_white_mode = false;
}
// Change LED strip color temperature
if (root.containsKey("color_temp")) {
uint16_t color_temp = int(root["color_temp"]);
if (color_temp < min_color_temp || color_temp > max_color_temp) {
Serial1.println("Invalid color temperature");
return false;
} else {
m_color_temp = color_temp;
convert_color_temp();
}
m_white_state = true;
m_rgb_state = false;
m_white_mode = true;
}
// Change LED strip mode
if (root.containsKey("effect")) {
const char* effect = root["effect"];
m_effect = effect;
if (m_effect == "white_mode") {
m_white_state = true;
m_rgb_state = false;
m_white_mode = true;
UDP_stream = false;
} else if (m_effect == "color_mode") {
m_white_state = false;
m_rgb_state = true;
m_white_mode = false;
UDP_stream = false;
} else if (m_effect == "UDP" || m_effect == "HDMI") {
UDP_stream = true;
} else {
UDP_stream = false;
}
} else {
UDP_stream = false;
}
// Check transition time
if (root.containsKey("transition")) {
float trans_time = float(root["transition"]);
if (trans_time > 0) {
transition_time_s = trans_time;
} else {
transition_time_s = 0;
}
}
return true;
}
bool processJsonSettings(char* message) {
StaticJsonDocument<JSON_BUFFER_SIZE> root;
DeserializationError error = deserializeJson(root, message);
if (error) {
Serial1.println("deserializeJson() failed");
return false;
}