Add initial version
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e45991de2f
2 changed files with 252 additions and 0 deletions
5
.gitignore
vendored
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5
.gitignore
vendored
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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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247
espower.ino
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247
espower.ino
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#include <ESP8266WiFi.h>
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#include <WiFiClient.h>
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#include <ESP8266WebServer.h>
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#include <ESP8266mDNS.h>
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#include <RCSwitch.h>
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#include <WiFiUdp.h>
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#include <ArduinoOTA.h>
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#include <ArduinoJson.h>
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#include "secrets.h"
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const char pin_r = 5;
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const char pin_g = 6;
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const char pin_b = 8;
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RCSwitch mySwitch = RCSwitch();
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MDNSResponder mdns;
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ESP8266WebServer server(80);
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// CSS and HTML <head>
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String css = "body {background-color:#ffffff; color: #000000;}h1 {font-size: 2em;}";
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String head1 = "<!DOCTYPE html> <html> <head> <title>Steckdosensteuerung</title> <style>";
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String head2 = "</style></head><body><center>";
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String header = head1 + css + head2;
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String body = "";
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String website(String h, String b){
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String complete = h+b;
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return complete;
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}
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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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} PowerSocket;
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PowerSocket sockets[] = {
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(PowerSocket) {"00000", "10000", "A", false},
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(PowerSocket) {"00000", "01000", "B", false},
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(PowerSocket) {"00000", "00100", "C", false},
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(PowerSocket) {"00000", "00010", "D", false}
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};
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int numofsockets = sizeof(sockets)/sizeof(sockets[0]);
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void setup() {
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WiFi.mode(WIFI_STA);
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WiFi.begin(ssid, password);
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// if you want to modify body part of html start here
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body = "<h1>Steckdosensteuerung</h1>";
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// socket names and buttons are created dynamical
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// TODO: generate buttons for webui
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//for(int i = 0; i < numofsockets; i++){
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// String name = sockets[i].name;
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// body = body + "<p>" + name + " <a href=\"socket" + String(i) + "On\"><button>ON</button></a> <a href=\"socket" + String(i) + "Off\"><button>OFF</button></a></p>";
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//}
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body += "</center></body>";
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mySwitch.enableTransmit(2);
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delay(1000);
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// setup serial and network
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Serial.begin(115200);
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WiFi.begin(ssid, password);
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Serial.println("Serial interface initialized");
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Serial.print("Connecting to wifi ");
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Serial.print(ssid);
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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("Connected to ");
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Serial.println(ssid);
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Serial.print("IP address: ");
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Serial.println(WiFi.localIP());
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if (mdns.begin("esp8266", WiFi.localIP())) {
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Serial.println("MDNS responder started");
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}
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// Port defaults to 8266
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// ArduinoOTA.setPort(8266);
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ArduinoOTA.setHostname("kinderschreck");
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// No authentication by default
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// ArduinoOTA.setPassword("admin");
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// Password can be set with it's md5 value as well
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// MD5(admin) = 21232f297a57a5a743894a0e4a801fc3
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// ArduinoOTA.setPasswordHash("21232f297a57a5a743894a0e4a801fc3");
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ArduinoOTA.onStart([]() {
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String type;
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if (ArduinoOTA.getCommand() == U_FLASH)
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type = "sketch";
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else // U_SPIFFS
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type = "filesystem";
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// NOTE: if updating SPIFFS this would be the place to unmount SPIFFS using SPIFFS.end()
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Serial.println("Start updating " + type);
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});
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ArduinoOTA.onEnd([]() {
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Serial.println("\nEnd");
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});
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ArduinoOTA.onProgress([](unsigned int progress, unsigned int total) {
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Serial.printf("Progress: %u%%\r", (progress / (total / 100)));
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});
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ArduinoOTA.onError([](ota_error_t error) {
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Serial.printf("Error[%u]: ", error);
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if (error == OTA_AUTH_ERROR) Serial.println("Auth Failed");
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else if (error == OTA_BEGIN_ERROR) Serial.println("Begin Failed");
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else if (error == OTA_CONNECT_ERROR) Serial.println("Connect Failed");
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else if (error == OTA_RECEIVE_ERROR) Serial.println("Receive Failed");
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else if (error == OTA_END_ERROR) Serial.println("End Failed");
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});
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ArduinoOTA.begin();
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Serial.println("ArduinoOTA ready");
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// create HTTP server
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server.on("/", handleMainpage);
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for (int i = 0; i < numofsockets; i++) {
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server.on("/" + String(sockets[i].channel), handleSocket);
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}
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server.begin();
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Serial.println("HTTP server started");
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}
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void handleSocket() {
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String data = server.arg("plain");
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String channelArg = server.uri().substring(1);
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String idArg = server.arg("id");
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String result;
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char channel[5];
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strncpy(channel, channelArg.c_str(), 5);
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char id[5];
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strncpy(id, idArg.c_str(), 5);
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Serial.println(channel);
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Serial.println(id);
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if (data != "") {
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Serial.println("change request");
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StaticJsonBuffer<200> newBuffer;
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JsonObject& json = newBuffer.parseObject(data);
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if (json["active"] == "true") {
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Serial.println("on");
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result = setSocket(channel, id, true);
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} else if (json["active"] == "false") {
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Serial.println("off");
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result = setSocket(channel, id, false);
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}
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} else {
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Serial.println("status request");
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if (server.arg("id") != "") {
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result = generateStatusJson(channel, id);
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} else {
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Serial.println("ERROR: no id");
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result = "{ error: \"no id\" }";
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}
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}
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server.send(200, "text/json", result);
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Serial.println("");
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Serial.println("");
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}
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void handleMainpage() {
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String mainpage = website(header, body);
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server.send(200, "text/html", mainpage);
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}
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String setSocket(const char* channel, const char* id, bool newStatus) {
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PowerSocket socket;
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bool oldStatus = false;
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bool success = false;
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int socketIdx = findSocketIndex(channel, id);
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if (socketIdx >= 0) {
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success = true;
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socket = sockets[socketIdx];
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oldStatus = socket.powered;
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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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mySwitch.switchOn(socket.channel, socket.id);
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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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mySwitch.switchOff(socket.channel, socket.id);
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delay(250);
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}
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}
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}
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return generateChangeJson(success, String(oldStatus), String(socket.powered));
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}
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int findSocketIndex(const char* channel, const char* id) {
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for (int socketIdx = 0; socketIdx < numofsockets; socketIdx++) {
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PowerSocket canidateSocket = sockets[socketIdx];
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if (strncmp(canidateSocket.channel, channel, 5) == 0 &&
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strncmp(canidateSocket.id, id, 5) == 0)
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{
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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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String generateChangeJson(bool success, String oldStatus, String newStatus) {
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String status = "";
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if (success) {
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status = ", \"status\" : { \"old\" : " + oldStatus + ", \"new\" : " + newStatus + " }";
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}
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String retJson = "{ \"success\" : " + String(success) + status + " }";
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return retJson;
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}
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String generateStatusJson(const char* channel, const char* id) {
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int idx = findSocketIndex(channel, id);
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PowerSocket socket = sockets[idx];
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String status = "{ \"status\" : " + String(socket.powered) + " }";
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return status;
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}
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void loop() {
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server.handleClient();
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ArduinoOTA.handle();
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}
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