Inital

controller/controller.go

@@ -0,0 +1,66 @@
+package controller
+
+import (
+	"encoding/json"
+	"fmt"
+	"net"
+	"time"
+)
+
+// TODO Implement wiz functions.
+// https://dev.to/santosh/how-to-control-philips-wiz-bulb-using-go-2ad9
+
+func TurnOn(ip string, port string, temperature int, dimming int) {
+	c, err := net.Dial("udp", fmt.Sprintf("%s:%s", ip, port))
+	if err != nil {
+		panic("Unable to connect to light bulp!")
+	}
+
+	c.Write([]byte(`{"method": "setPilot", "params":{"state": true, "temp": temperature, "dimming": dimming}}`))
+}
+
+func TurnOff(ip string, port string) {
+	c, err := net.Dial("udp", fmt.Sprintf("%s:%s", ip, port))
+	if err != nil {
+		panic("Unable to connect to light bulp!")
+	}
+
+	c.Write([]byte(`{"method": "setPilot", "params":{"state": false}}`))
+}
+
+func GetStatus(ip string, port string) (*StatusResponse, error) {
+	// Verbindung per UDP herstellen
+	conn, err := net.Dial("udp", fmt.Sprintf("%s:%s", ip, port))
+	if err != nil {
+		return nil, fmt.Errorf("unable to connect to light bulb: %w", err)
+	}
+	defer conn.Close()
+
+	// Senden der Anfrage
+	request := []byte(`{"method": "getPilot", "params":{}}`)
+	_, err = conn.Write(request)
+	if err != nil {
+		return nil, fmt.Errorf("failed to send request: %w", err)
+	}
+
+	// Setzen eines Lese-Timeouts, da UDP keine Garantie für Antwortlieferung gibt.
+	deadline := time.Now().Add(3 * time.Second)
+	if err := conn.SetReadDeadline(deadline); err != nil {
+		return nil, fmt.Errorf("failed to set read deadline: %w", err)
+	}
+
+	// Buffer, um die Antwort zu lesen
+	buffer := make([]byte, 2048)
+	n, err := conn.Read(buffer)
+	if err != nil {
+		return nil, fmt.Errorf("failed to read response: %w", err)
+	}
+
+	// Parsen der JSON-Antwort in das Struct
+	var status StatusResponse
+	if err := json.Unmarshal(buffer[:n], &status); err != nil {
+		return nil, fmt.Errorf("failed to parse response: %w", err)
+	}
+
+	return &status, nil
+}