diff options
| author | schererleander <leander@schererleander.de> | 2026-01-20 08:34:54 +0100 |
|---|---|---|
| committer | schererleander <leander@schererleander.de> | 2026-01-20 08:34:54 +0100 |
| commit | 85ea4e995a75abe061f6fc375ea0481084dddd43 (patch) | |
| tree | 7eb5d57653ecd8f041aeac4e68d7d554c1168681 /webserver.ino/webserver | |
Diffstat (limited to 'webserver.ino/webserver')
| -rw-r--r-- | webserver.ino/webserver/webserver.ino | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/webserver.ino/webserver/webserver.ino b/webserver.ino/webserver/webserver.ino new file mode 100644 index 0000000..8f241eb --- /dev/null +++ b/webserver.ino/webserver/webserver.ino @@ -0,0 +1,105 @@ +#include <WiFi.h> + +const char* ssid = "FRITZ!Box 7590 QM"; +const char* password = "LillyUndLuna"; + +WiFiServer server(80); + +String header; +String outputState = "off"; + +const int output = 16; + +unsigned long currentTime = 0; +unsigned long previousTime = 0; +const long timeoutTime = 2000; + +void setup() { + Serial.begin(115200); + pinMode(output, OUTPUT); + digitalWrite(output, LOW); + + Serial.print("Connecting to "); + Serial.println(ssid); + WiFi.begin(ssid, password); + while (WiFi.status() != WL_CONNECTED) { + delay(500); + Serial.print("."); + } + + Serial.println("\nWiFi connected."); + Serial.print("IP address: "); + Serial.println(WiFi.localIP()); + + server.begin(); +} + +void loop() { + WiFiClient client = server.available(); + + if (client) { + previousTime = millis(); + Serial.println("New client connected"); + String currentLine = ""; + + while (client.connected() && (millis() - previousTime <= timeoutTime)) { + if (client.available()) { + char c = client.read(); + Serial.write(c); + header += c; + + if (c == '\n') { + if (currentLine.length() == 0) { + + // ---------- HANDLE REQUEST ---------- + if (header.indexOf("GET /16/on") >= 0) { + Serial.println("GPIO 16 on"); + outputState = "on"; + digitalWrite(output, HIGH); + } else if (header.indexOf("GET /16/off") >= 0) { + Serial.println("GPIO 16 off"); + outputState = "off"; + digitalWrite(output, LOW); + } + + // ---------- SEND RESPONSE ---------- + client.println("HTTP/1.1 200 OK"); + client.println("Content-type:text/html"); + client.println("Connection: close"); + client.println(); + + client.println("<!DOCTYPE html><html>"); + client.println("<head><meta name=\"viewport\" content=\"width=device-width, initial-scale=1\">"); + client.println("<link rel=\"icon\" href=\"data:,\">"); + client.println("<style>"); + client.println("html,body{font-family:Helvetica,Arial,sans-serif;display:inline-block;margin:0 auto;text-align:center;background:#121212;color:#e0e0e0}"); + client.println(".button{background:#03dac5;border:none;color:#000;padding:16px 40px;font-size:30px;margin:2px;cursor:pointer;border-radius:8px}"); + client.println(".button:hover{filter:brightness(115%)}"); + client.println(".button2{background:#cf6679;color:#000}"); + client.println("a{text-decoration:none}"); + client.println("</style></head>"); + + client.println("<body><h1>ESP32 Web Server</h1>"); + client.println("<p>GPIO 16 - State: <strong>" + outputState + "</strong></p>"); + if (outputState == "off") { + client.println("<p><a href=\"/16/on\"><button class=\"button\">ON</button></a></p>"); + } else { + client.println("<p><a href=\"/16/off\"><button class=\"button button2\">OFF</button></a></p>"); + } + client.println("</body></html>"); + client.println(); + break; + } else { + currentLine = ""; + } + } else if (c != '\r') { + currentLine += c; + } + } + } + + header = ""; + client.stop(); + Serial.println("Client disconnected\n"); + } +}
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