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NeoPixelPostServer.ino
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NeoPixelPostServer.ino
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#include <ESP8266WiFi.h>
#include <WiFiClient.h>
#include <ESP8266WebServer.h>
#include <ESP8266mDNS.h>
#include <ArduinoJson.h>
#include <Adafruit_NeoPixel.h> // NEOPIXEL Library
/*
* Neopixel stuff
*/
#define PIN0 D7
#define PIN1 D8
Adafruit_NeoPixel pix0 = Adafruit_NeoPixel(80, PIN0, NEO_GRB + NEO_KHZ800);
Adafruit_NeoPixel pix1 = Adafruit_NeoPixel(80, PIN1, NEO_GRB + NEO_KHZ800);
#ifndef STASSID
#define STASSID "YOUR_SSID"
#define STAPSK "YOUR_PSK"
#endif
const char* ssid = STASSID;
const char* password = STAPSK;
ESP8266WebServer server(80);
const String postForms = "<html>\
<head>\
<title>Thekenbeleuchtung - POST-Server</title>\
<style>\
body { background-color: #cccccc; font-family: Arial, Helvetica, Sans-Serif; Color: #000088; }\
</style>\
</head>\
<body>\
<h1>POST JSON text to /post/</h1>\
<p>\"R\": (int)</p>\
<p>\"G\": (int)</p>\
<p>\"B\": (int)</p>\
</body>\
</html>";
void handleRoot() {
server.send(200, "text/html", postForms);
}
void handlePost() {
if (server.method() != HTTP_POST) {
server.send(405, "text/plain", "Method Not Allowed");
} else {
String message = "POST form was:\n";
for (uint8_t i = 0; i < server.args(); i++) {
message += " " + server.argName(i) + ": " + server.arg(i) + "\n";
Serial.println(server.argName(i) + "........" + server.arg(i));
}
if (true) {
//JSONSTUFF
StaticJsonDocument<200> doc;
String json = server.arg(0);
DeserializationError error = deserializeJson(doc, json);
if (error) {
Serial.print(F("deserializeJson() failed: "));
Serial.println(error.f_str());
return;
}
int r = doc["r"];
int g = doc["g"];
int b = doc["b"];
setColor(80, r, g, b, 0);
}
server.send(200, "text/plain", message);
}
}
void handleNotFound() {
String message = "File Not Found\n\n";
message += "URI: ";
message += server.uri();
message += "\nMethod: ";
message += (server.method() == HTTP_GET) ? "GET" : "POST";
message += "\nArguments: ";
message += server.args();
message += "\n";
for (uint8_t i = 0; i < server.args(); i++) {
message += " " + server.argName(i) + ": " + server.arg(i) + "\n";
}
server.send(404, "text/plain", message);
}
void setup(void) {
pix0.begin();
pix1.begin();
setColor(80, 255, 255, 255, 10);
Serial.begin(115200);
String newHostname = "ESP8266_THEKE";
WiFi.hostname(newHostname.c_str());
WiFi.begin(ssid, password);
Serial.println("");
// Wait for connection
while (WiFi.status() != WL_CONNECTED) {
delay(500);
Serial.print(".");
}
Serial.println("");
Serial.print("Connected to ");
Serial.println(ssid);
Serial.print("IP address: ");
Serial.println(WiFi.localIP());
if (MDNS.begin("esp8266")) {
Serial.println("MDNS responder started");
}
server.on("/", handleRoot);
server.on("/post", handlePost);
server.onNotFound(handleNotFound);
server.begin();
Serial.println("HTTP server started");
}
void loop(void) {
server.handleClient();
}
void setColor(int led, int redValue, int greenValue, int blueValue, int delayValue) {
int k;
for (k=0; k <= led; k++) {
pix0.setPixelColor(k, pix0.Color(redValue, greenValue, blueValue));
pix1.setPixelColor(k, pix1.Color(redValue, greenValue, blueValue));
}
pix0.show();
pix1.show();
delay(delayValue);
}