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ESP8266-Websocket-for-toilet.ino
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ESP8266-Websocket-for-toilet.ino
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/**
* ESP8266-Websocket-for-toilet
*
* require ESP8266-Websocket
* https://github.com/morrissinger/ESP8266-Websocket
*
* based on https://github.com/morrissinger/ESP8266-Websocket/blob/master/examples/WebSocketClient_Demo/WebSocketClient_Demo.ino
*/
#include <ESP8266WiFi.h>
#include <WebSocketClient.h>
//settings
//----------------------------------------------------------------------------
const int DOOR_NAME_MAX = 10;
const int DOOR_MAX = 4;
char DOOR_NAME[DOOR_MAX][DOOR_NAME_MAX] = {"6F_man", "6F_woman", "7F_man", "7F_woman"};
int LED_PORT[DOOR_MAX] = {3, 4, 1, 5}; //-1 empty
//int DOOR_PORT[DOOR_MAX] = {12, 14, -1, -1}; //6F
int DOOR_PORT[DOOR_MAX] = {-1, -1, 12, 14}; //7F
//int DOOR_PORT[DOOR_MAX] = {-1, -1, -1, -1}; //個人
char* NAME = "7F";
char* WEBSOCKET_PATH = "/";
char* WEBSOCKET_HOST = "echo.websocket.org";
char* WIFI_SSID = "your-sshd";
char* WIFI_PASSWORD = "your-pass";
//----------------------------------------------------------------------------
char DOOR_STATUS_NAME[2][6] = {"full", "empty"};
int doorState[DOOR_MAX];
unsigned long doorTimer[DOOR_MAX];
WebSocketClient webSocketClient;
unsigned long keepAlive = 0;
// Use WiFiClient class to create TCP connections
WiFiClient client;
void restart()
{
Serial.println("Restart...");
for (int i = 0; i < DOOR_MAX; i++) {
if (LED_PORT[i] >= 0) digitalWrite(LED_PORT[i], HIGH);
doorState[i] = doorTimer[i] = 0;
}
setup();
for (int i = 0; i < DOOR_MAX; i++) {
if (LED_PORT[i] >= 0) digitalWrite(LED_PORT[i], LOW);
}
Serial.println("Restart End!");
return;
}
void setup() {
Serial.begin(115200);
delay(10);
// We start by connecting to a WiFi network
Serial.println();
Serial.println();
Serial.print("Connecting to ");
Serial.println(WIFI_SSID);
WiFi.mode(WIFI_STA);
WiFi.begin(WIFI_SSID, WIFI_PASSWORD);
while (WiFi.status() != WL_CONNECTED) {
delay(500);
Serial.print(".");
}
Serial.println("");
Serial.println("WiFi connected");
Serial.println("IP address: ");
Serial.println(WiFi.localIP());
delay(5000);
// Connect to the websocket server
if (client.connect(WEBSOCKET_HOST, 8484)) {
Serial.println("Connected");
}
else {
Serial.println("Connection failed.");
return restart();
}
// Handshake with the server
webSocketClient.path = WEBSOCKET_PATH;
webSocketClient.host = WEBSOCKET_HOST;
if (webSocketClient.handshake(client)) {
Serial.println("Handshake successful");
webSocketClient.sendData("Handshake:" + String(NAME));
}
else {
Serial.println("Handshake failed.");
return restart();
}
//Port Setup
for (int i = 0; i < DOOR_MAX; i++) {
if (DOOR_PORT[i] >= 0) pinMode(DOOR_PORT[i], INPUT_PULLUP);
if (LED_PORT[i] >= 0) pinMode(LED_PORT[i], OUTPUT);
}
keepAlive = millis();
}
int getMin(unsigned long now = 0)
{
return int((millis() - now )/ 60000);
}
void loop() {
String data;
if (client.connected()) {
//PORT UPDATE
for (int i = 0; i < DOOR_MAX; i++) {
if (DOOR_PORT[i] >= 0 && doorState[i] != digitalRead(DOOR_PORT[i])) {
doorState[i] = digitalRead(DOOR_PORT[i]);
doorTimer[i] = millis();
if (LED_PORT[i] >= 0) digitalWrite(LED_PORT[i], !doorState[i]);
Serial.print("PortUpdate:" + String(i) + "=" + String(doorState[i]) + ",");
webSocketClient.sendData(String(DOOR_NAME[i]) + " " + String(DOOR_STATUS_NAME[doorState[i]]) + " " + String(getMin(doorTimer[i])));
}
}
webSocketClient.getData(data);
if (data.length() > 0) {
Serial.print("Received data: ");
Serial.println(data);
if (data == "getState") {
Serial.print("getStateCheck:");
for (int i = 0; i < DOOR_MAX; i++) {
if (DOOR_PORT[i] >= 0) {
webSocketClient.sendData(String(DOOR_NAME[i]) + " " + String(DOOR_STATUS_NAME[doorState[i]]) + " " + String(getMin(doorTimer[i])));
}
}
}
else {
//other Door Received
for (int i = 0; i < DOOR_MAX; i++) {
if (DOOR_PORT[i] == -1 && data.indexOf(DOOR_NAME[i]) > -1) {
Serial.println(String(DOOR_NAME[i]) + "is Recieved!");
if (LED_PORT[i] >= 0) digitalWrite(LED_PORT[i], data.indexOf(DOOR_STATUS_NAME[0]) > -1);
}
}
}
}
if (millis() - keepAlive >= (15 * 60000)) {
keepAlive = millis();
Serial.println("keepAlive");
webSocketClient.sendData("keepAlive:" + String(NAME));
}
}
else {
Serial.println("Client disconnected.");
// Hang on disconnect.
return restart();
}
// wait to fully let the client disconnect
delay(3000);
}