fixing map for doorbell

main.go

@@ -14,6 +14,7 @@ import (
 	"os/signal"
 	"syscall"
 	"time"
+
 	rgbmatrix "gitea.wagshome.duckdns.org/publicWagsHome/go-rpi-rgb-led-matrix"
 	"github.com/disintegration/imaging"
 	MQTT "github.com/eclipse/paho.mqtt.golang"
@@ -21,7 +22,7 @@ import (
 	"github.com/fogleman/gg"
 )
 
-//  contents of struct mostly don't matter for toolkit.
+// contents of struct mostly don't matter for toolkit.
 type incomingImage struct {
 	Image string `json:"image"`
 }
@@ -42,7 +43,7 @@ type Animation struct {
 	countDown int
 }
 
-//flags from cmd line
+// flags from cmd line
 var (
 	rows                     = flag.Int("led-rows", 64, "number of rows supported")
 	cols                     = flag.Int("led-cols", 64, "number of columns supported")
@@ -56,7 +57,7 @@ var (
 	led_slowdown_gpio        = flag.Int("led-slowdown-gpio", 1, "GPIO pin slowdown")
 )
 
-//listens on topic for messages
+// listens on topic for messages
 func listener(mqMessages chan mqtt.Message) {
 	opts := setupMQTT()
 	client := MQTT.NewClient(opts)
@@ -72,19 +73,19 @@ func listener(mqMessages chan mqtt.Message) {
 	})
 }
 
-//animator is a wrapping function for go routine that can receive an mq channel
+// animator is a wrapping function for go routine that can receive an mq channel
 func animator(tk *rgbmatrix.ToolKit, mqMessages chan mqtt.Message) {
 	//Playanimation comes from the toolkit, all it takes is an animation struct
 	tk.PlayAnimation(NewAnimation(image.Point{128, 64}, mqMessages))
 
 }
 
-//connection lost management
+// connection lost management
 func onConnectionLostHandler(c MQTT.Client, reason error) {
 	log.Fatalf(reason.Error())
 }
 
-//setup connection to mqtt, topic to listen to, qos
+// setup connection to mqtt, topic to listen to, qos
 func setupMQTT() *mqtt.ClientOptions {
 	opts := MQTT.NewClientOptions()
 	opts.AddBroker(fmt.Sprintf("tcp://%s:%s", os.Getenv("MQTTBROKER"), os.Getenv("MQTTPORT")))
@@ -97,19 +98,19 @@ func setupMQTT() *mqtt.ClientOptions {
 	return opts
 }
 
-//runs before main, parses flags
+// runs before main, parses flags
 func init() {
 	flag.Parse()
 }
 
-//small function for handling fatal errors
+// small function for handling fatal errors
 func fatal(err error) {
 	if err != nil {
 		panic(err)
 	}
 }
 
-//initializes the struct for the an play animation function, this could all be dumped into function that's wrapping go routine if I wanted
+// initializes the struct for the an play animation function, this could all be dumped into function that's wrapping go routine if I wanted
 func NewAnimation(sz image.Point, mqMessages chan mqtt.Message) *Animation {
 	imageMap := make(map[string]image.Image)
 	reader, err := os.Open("marioUp.png")
@@ -156,7 +157,7 @@ func (a *Animation) Next() (image.Image, <-chan time.Time, error) {
 	a.animateMario()
 	if a.images["doorbell"] != nil {
 		if a.countDown > 0 {
-			a.ctx.DrawImageAnchored(a.image[2], 0, 0, 0, 0)
+			a.ctx.DrawImageAnchored(a.images["doorbell"], 0, 0, 0, 0)
 			a.countDown -= 50
 		} else {
 			//a.image = a.image[:len(a.image)-1]
@@ -190,7 +191,7 @@ func (a *Animation) animateMario() {
 	}
 }
 
-//what mario does every frame
+// what mario does every frame
 func (a *Animation) updateMarioPosition() {
 	a.position.X += 1 * a.dir.X
 	a.position.Y += 1 * a.dir.Y