143 lines
3.2 KiB
C++
143 lines
3.2 KiB
C++
//#include <ESP8266WiFiGeneric.h>
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//#include <WiFiClient.h>
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//#include <WiFiClientSecure.h>
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//#include <WiFiUdp.h>
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//#include <ESP8266WiFiMulti.h>
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//#include <ESP8266WiFiAP.h>
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//#include <ESP8266WiFiSTA.h>
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//#include <WiFiServer.h>
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#include <ESP8266WiFi.h>
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const char* host = "ursaminor.local";
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String serviceUri = "/service.php";
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const int httpPort = 8088;
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const int relaisPin = 3;
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bool lightState = false;
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unsigned int lightTime = 0;
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bool updated = false;
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void setup() {
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Serial.begin(115200);
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delay(100);
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Serial.println("");
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Serial.println("Connecting to WiFi");
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WiFi.begin("WLAN-Bey-IoT","IoT-Fra80");
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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.println(" connected");
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Serial.print("IP address: ");
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Serial.println(WiFi.localIP());
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Serial.println("");
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pinMode(0, OUTPUT);
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pinMode(relaisPin, OUTPUT);
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}
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void loop() {
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Serial.print("connecting to ");
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Serial.println(host);
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// Use WiFiClient class to create TCP connections
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WiFiClient client;
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if (!client.connect(host, httpPort)) {
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Serial.println("ERROR connection failed");
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return;
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}
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// This will send the request to the server
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String httpRequest = "GET " + serviceUri + " HTTP/1.1\r\n" +
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"Host: " + host + "\r\n" +
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"Connection: close\r\n\r\n";
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client.print(httpRequest);
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delay(100);
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// Read the lines of the reply from server
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// first expect a HTTP 200 status code
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while(client.available()) {
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String line = client.readStringUntil('\n');
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if (line.indexOf("HTTP") != -1) {
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if (line.indexOf("200") == -1) {
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Serial.println("ERROR: invalid http status code");
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}
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break;
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} else {
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;
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}
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}
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// then read until the payload is found
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while(client.available()) {
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String line = client.readStringUntil('\n');
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int start = line.indexOf("s=");
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if (start != -1) {
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// parse state information
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String buf;
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buf = line.substring(start+2, start+3);
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if (buf.equals("0")) {
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lightState = 0;
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} else {
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lightState = 1;
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}
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start = line.indexOf("t=");
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buf = line.substring(start+2);
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lightTime = buf.toInt();
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updated = true;
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Serial.println("response parsed");
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} else {
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;
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}
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}
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// failsafe
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if (!updated) {
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lightState = true;
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lightTime = 1;
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Serial.println("WARN failsafe");
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}
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Serial.print("Lights: ");
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Serial.print(lightState);
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Serial.print("\tTime: ");
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Serial.println(lightTime);
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// TODO: SWITCH SOME PIN
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digitalWrite(relaisPin, lightState);
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// sleep some time according to the recommendation in the answer
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if (lightTime > 15) { // not more than 15 minutes
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lightTime = 15;
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}
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// only deep sleep, if the time is more than 5 minutes
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if (lightTime >= 5) {
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Serial.println("going for a deep sleep");
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Serial.println("");
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Serial.flush();
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Serial.end();
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ESP.deepSleep(lightTime * 60 * 1000000);
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// connect GPIO16 (D0) to RST!!!
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} else {
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Serial.println("taking a normal sleep");
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if (lightTime < 1) {
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delay(10 * 1000);
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} else {
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delay(lightTime * 60 * 1000);
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}
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}
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Serial.println("");
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updated = false;
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}
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