Initial commit
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commit
1ac1ce1be1
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*__pycache__*
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secrets.h
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.*.swp
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.*.swo
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build.py
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#include <ESP8266WiFi.h>
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#include <WiFiClient.h>
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#include <PubSubClient.h>
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#include <RCSwitch.h>
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#include "secrets.h"
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#define MQTT_VERSION MQTT_VERSION_3_1_1
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RCSwitch mySwitch = RCSwitch();
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typedef struct {
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char* channel;
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char* id;
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String name;
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bool powered;
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uint8_t type; // 0=DIP, 1=Learned
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int on_code;
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int off_code;
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} PowerSocket;
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// see struct for description of fields
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PowerSocket sockets[] = {
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(PowerSocket) {"00000", "10000", "A", false, 0, -1, -1},
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(PowerSocket) {"00000", "01000", "B", false, 0, -1, -1},
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(PowerSocket) {"00000", "00100", "C", false, 0, -1, -1},
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(PowerSocket) {"00000", "00010", "D", false, 0, -1, -1},
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(PowerSocket) {"", "", "E", false, 1, 530800, 713872},
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(PowerSocket) {"", "", "F", false, 1, 172340, 409380},
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(PowerSocket) {"", "", "G", false, 1, 842428, 409388},
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(PowerSocket) {"", "", "H", false, 1, 713874, 530802}
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};
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int numofsockets = sizeof(sockets)/sizeof(sockets[0]);
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// MQTT: ID, server IP, port, username and password
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const PROGMEM char* MQTT_CLIENT_ID = "multi-esp";
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const PROGMEM char* MQTT_SERVER_IP = "10.42.0.3";
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const PROGMEM uint16_t MQTT_SERVER_PORT = 1883;
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// TODO: check if needed?
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//const PROGMEM char* MQTT_USER = "[Redacted]";
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//const PROGMEM char* MQTT_PASSWORD = "[Redacted]";
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// MQTT: topics
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const char* MQTT_LIGHT_STATE_TOPIC = "balcony/hanging_lamp/status";
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const char* MQTT_LIGHT_COMMAND_TOPIC = "balcony/hanging_lamp/switch";
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const char* MQTT_RFSOCKET_STATE_BASE = "rfsockets/";
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const char* MQTT_RFSOCKET_STATE_TOPIC = "/status";
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const char* MQTT_RFSOCKET_COMMAND_TOPIC = "/switch";
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// payloads by default (on/off)
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const char* LIGHT_ON = "ON";
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const char* LIGHT_OFF = "OFF";
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//const PROGMEM uint8_t LED_PIN = 5;
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boolean m_light_state = false; // light is turned off by default
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WiFiClient wifiClient;
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PubSubClient client(wifiClient);
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// function called to publish the state of the light (on/off)
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void publishLightState() {
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if (m_light_state) {
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client.publish(MQTT_LIGHT_STATE_TOPIC, LIGHT_ON, true);
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} else {
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client.publish(MQTT_LIGHT_STATE_TOPIC, LIGHT_OFF, true);
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}
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}
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// function called to turn on/off the light
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void setLightState() {
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byte socketIdx = 7;
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if (m_light_state) {
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setSocket(socketIdx, true);
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Serial.println("INFO: Turn light on...");
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} else {
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setSocket(socketIdx, false);
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Serial.println("INFO: Turn light off...");
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}
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}
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// function called when a MQTT message arrived
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void callback(char* p_topic, byte* p_payload, unsigned int p_length) {
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// concat the payload into a string
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String payload;
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for (uint8_t i = 0; i < p_length; i++) {
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payload.concat((char)p_payload[i]);
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}
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// handle message topic
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if (String(MQTT_LIGHT_COMMAND_TOPIC).equals(p_topic)) {
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// test if the payload is equal to "ON" or "OFF"
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if (payload.equals(String(LIGHT_ON))) {
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if (m_light_state != true) {
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m_light_state = true;
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setLightState();
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publishLightState();
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}
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} else if (payload.equals(String(LIGHT_OFF))) {
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if (m_light_state != false) {
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m_light_state = false;
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setLightState();
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publishLightState();
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}
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}
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}
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}
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void reconnect() {
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// Loop until we're reconnected
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while (!client.connected()) {
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Serial.println("INFO: Attempting MQTT connection...");
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// Attempt to connect
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if (client.connect(MQTT_CLIENT_ID)) {
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Serial.println("INFO: connected");
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// Once connected, publish an announcement...
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publishLightState();
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// ... and resubscribe
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client.subscribe(MQTT_LIGHT_COMMAND_TOPIC);
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} else {
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Serial.print("ERROR: failed, rc=");
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Serial.print(client.state());
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Serial.println("DEBUG: try again in 5 seconds");
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// Wait 5 seconds before retrying
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delay(5000);
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}
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}
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}
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bool setSocket(int socketIdx, bool newStatus) {
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PowerSocket socket;
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bool success = false;
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if (socketIdx >= 0) {
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success = true;
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socket = sockets[socketIdx];
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socket.powered = newStatus;
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sockets[socketIdx] = socket; // write back to status array
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if (newStatus == true) {
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for (char i = 0; i <= 1; i++) {
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if (socket.type == 0) {
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Serial.println("id socket");
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mySwitch.setProtocol(1);
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mySwitch.switchOn(socket.channel, socket.id);
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} else if (socket.type == 1) {
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Serial.println("learning socket");
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mySwitch.setProtocol(5);
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mySwitch.send(socket.on_code, 24);
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}
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delay(250);
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}
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} else {
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for (char i = 0; i <= 1; i++) {
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if (socket.type == 0) {
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Serial.println("id socket");
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mySwitch.setProtocol(1);
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mySwitch.switchOff(socket.channel, socket.id);
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} else if (socket.type == 1) {
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Serial.println("learning socket");
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char* off_code = socket.id;
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mySwitch.setProtocol(5);
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mySwitch.send(socket.off_code, 24);
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}
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delay(250);
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}
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}
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}
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return success;
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}
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int findSocketIndex(String name) {
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for (int socketIdx = 0; socketIdx < numofsockets; socketIdx++) {
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PowerSocket canidateSocket = sockets[socketIdx];
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if (canidateSocket.name == name) {
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return socketIdx;
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}
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}
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return -1;
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}
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void setup() {
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// setup serial
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Serial.begin(115200);
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Serial.println("Serial interface initialized");
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WiFi.mode(WIFI_STA);
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Serial.print("Connecting to wifi ");
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Serial.println(WIFI_SSID);
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WiFi.begin(WIFI_SSID, WIFI_PASSWORD);
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Serial.println("Enable transmission while waiting on wifi");
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mySwitch.enableTransmit(2);
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delay(1000);
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setLightState();
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Serial.print("Transmission enabled, waiting for wifi now.");
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// Wait for connection
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while (WiFi.status() != WL_CONNECTED) {
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delay(500);
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Serial.print(".");
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}
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// serial output of connection details
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Serial.println("");
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Serial.print("Wifi connected to ");
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Serial.println(WIFI_SSID);
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Serial.print("IP address: ");
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Serial.println(WiFi.localIP());
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// init the MQTT connection
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client.setServer(MQTT_SERVER_IP, MQTT_SERVER_PORT);
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client.setCallback(callback);
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}
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void loop() {
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if (!client.connected()) {
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reconnect();
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}
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client.loop();
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}
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