upgrading mqtt

deleting doorbell image after countdown

.continue/assistants/config.yaml

@@ -0,0 +1,30 @@
+name: Local Assistant
+version: 1.0.0
+schema: v1
+models: 
+- name: qwen2.5
+  provider: ollama
+  model: qwen2.5:14b
+  apiBase: http://192.168.0.53
+  roles:
+  - chat
+  - edit
+  - apply
+- name: qwen3
+  provider: ollama
+  model: qwen3:14b
+  apiBase: http://192.168.0.53
+  roles:
+  - chat
+  - edit
+  - apply
+
+
+context:
+  - provider: code
+  - provider: docs
+  - provider: diff
+  - provider: terminal
+  - provider: problems
+  - provider: folder
+  - provider: codebase

.continue/mcpServers/git.yaml

@@ -0,0 +1,14 @@
+name: memory
+version: 1.0.0 
+schema: v1
+mcpServers:
+  - name: git 
+    version: 0.0.1
+    command: docker
+    args:
+      - run
+      - -i
+      - -v
+      - /workspaces/rgb-led-board:/workspace
+      - --rm
+      - mcp/git

.continue/mcpServers/memory.yaml

@@ -0,0 +1,12 @@
+name: memory
+version: 1.0.0 
+schema: v1
+mcpServers:
+  - name: memory 
+    version: 0.0.1
+    command: docker
+    args:
+      - run
+      - -i
+      - --rm
+      - mcp/memory

.continue/mcpServers/sqlite.yaml

@@ -0,0 +1,16 @@
+name: sqlite
+version: 1.0.0 
+schema: v1
+mcpServers:
+  - name: sqlite 
+    version: 0.0.1
+    command: docker
+    args:
+      - run
+      - -i
+      - -v
+      - /workspaces/rgb-led-board:/sqlite
+      - --rm
+      - mcp/sqlite
+      - --db-path
+      - /sqlite/test.db

.continue/mcpServers/timeserver.yaml

@@ -0,0 +1,12 @@
+name: time
+version: 1.0.0 
+schema: v1
+mcpServers:
+  - name: time 
+    version: 0.0.1
+    command: docker
+    args:
+      - run
+      - -i
+      - --rm
+      - mcp/time

.continue/mcpServers/wikipedia.yaml

@@ -0,0 +1,12 @@
+name: wikipedia
+version: 1.0.0 
+schema: v1
+mcpServers:
+  - name: wikipedia 
+    version: 0.0.1
+    command: docker
+    args:
+      - run
+      - -i
+      - --rm
+      - mcp/wikipedia-mcp

.devcontainer/Dockerfile

@@ -2,7 +2,7 @@
 
 # [Choice] Go version (use -bullseye variants on local arm64/Apple Silicon): 1, 1.18, 1.17, 1-bullseye, 1.18-bullseye, 1.17-bullseye, 1-buster, 1.18-buster, 1.17-buster
 ARG VARIANT="1.18-bullseye"
-FROM mcr.microsoft.com/vscode/devcontainers/go:0-${VARIANT}
+FROM mcr.microsoft.com/vscode/devcontainers/go:${VARIANT}
 
 # [Choice] Node.js version: none, lts/*, 16, 14, 12, 10
 ARG NODE_VERSION="none"

.devcontainer/devcontainer.json

@@ -28,7 +28,8 @@
 			
 			// Add the IDs of extensions you want installed when the container is created.
 			"extensions": [
-				"golang.Go"
+				"golang.Go",
+				"Continue.continue"
 			]
 		}
 	},
@@ -37,13 +38,14 @@
 	// "forwardPorts": [],
 
 	// Use 'postCreateCommand' to run commands after the container is created.
-	// "postCreateCommand": "go version",
+	 //"postCreateCommand": "ln -s /workspaces/rgb-led-board/.continue/config/config.yaml /home/vscode/.continue/config.yaml",
 
 	// Comment out to connect as root instead. More info: https://aka.ms/vscode-remote/containers/non-root.
 	"remoteUser": "vscode",
 	"features": {
 		"docker-in-docker": "latest",
 		"kubectl-helm-minikube": "latest",
-		"git": "latest"
+		"git": "latest",
+		"ghcr.io/devcontainers/features/docker-in-docker:2": {}
 	}
 }

.gitea/workflows/Build.yaml

@@ -0,0 +1,37 @@
+name: build only rgb-board
+run-name: ${{ gitea.actor }} is testing out Gitea Actions 🚀
+on: 
+  push:
+    branches:
+      - "animate-separate"
+    paths-ignore:
+      - ".gitea/workflows/**"
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    container: 
+      image: registry.local/catthehacker-home:act-latest
+      volumes:
+        - /var/run/user/1000/docker.sock:/var/run/docker.sock
+    steps:
+      - uses: actions/checkout@v3
+      - name: short-sha
+        id: short-sha
+        run: echo "short-sha=$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+        with:                  
+          driver-opts: |
+             image=registry.local/buildkit-wagnerca:stable-3-rootless
+             seccomp=unconfined
+             apparmor=unconfined
+             systempaths=unconfined
+             privileged=false             
+      - run: docker buildx ls
+      - name: push rgbboard
+        uses: docker/build-push-action@master
+        with:
+          push: false
+          tags: registry.local/rgbboard:${{ steps.short-sha.outputs.short-sha }}
+          platforms: linux/arm64,linux/amd64

.gitea/workflows/build-push.yaml

@@ -34,4 +34,4 @@ jobs:
         with:
           push: true
           tags: registry.local/rgbboard:${{ steps.short-sha.outputs.short-sha }}
-          platforms: linux/arm64,linux/amd64
+          platforms: linux/arm64

animateDoorbell.go

@@ -0,0 +1,31 @@
+package main
+
+import (
+	"bytes"
+	b64 "encoding/base64"
+	"image"
+	"image/color"
+
+	"github.com/disintegration/imaging"
+)
+
+type Doorbell struct {
+	image image.Image
+}
+
+func (a *Animation) animateDoorbell() {
+	if a.countDown > 0 {
+		a.ctx.SetColor(color.Black)
+		a.ctx.Clear()
+		a.ctx.DrawImageAnchored(a.doorbell.image, 0, 0, 0, 0)
+		a.countDown -= 50
+	} else {
+		a.doorbell = Doorbell{}
+		a.countDown = 5000
+	}
+}
+func (a *Animation) loadImage(imgType string, img string) {
+	baseImage, _ := b64.StdEncoding.DecodeString(img)
+	bigImage, _, _ := image.Decode(bytes.NewReader(baseImage))
+	a.doorbell.image = imaging.Resize(bigImage, 64, 64, imaging.Lanczos)
+}

animationMario.go

@@ -0,0 +1,72 @@
+package main
+
+import (
+	"image"
+	"image/color"
+	"log"
+	"os"
+
+	"github.com/disintegration/imaging"
+)
+
+type Mario struct {
+	position image.Point
+	dir      image.Point
+	images   map[string]image.Image
+	updown   string
+}
+
+func loadMario(file string) image.Image {
+
+	reader, err := os.Open(file)
+	if err != nil {
+		log.Fatal(err)
+	}
+	rawMario, _, err := image.Decode(reader)
+	if err != nil {
+		log.Fatal(err)
+	}
+	mario := imaging.Resize(rawMario, 16, 16, imaging.Lanczos)
+	return mario
+}
+
+func initialMap() map[string]image.Image {
+	imageMap := make(map[string]image.Image)
+	imageMap["marioUp"] = loadMario("marioUp.png")
+	imageMap["marioDown"] = loadMario("marioDown.png")
+	return imageMap
+}
+
+// initializes the struct for the an play animation function, this could all be dumped into function that's wrapping go routine if I wanted
+
+// this assumes mario context is up
+func (a *Animation) animateMario() {
+	defer a.updateMarioPosition()
+	a.ctx.SetColor(color.Black)
+	a.ctx.Clear()
+	if a.mario.dir.X == 1 {
+		a.ctx.DrawImageAnchored(a.mario.images[a.mario.updown], a.mario.position.X, a.mario.position.Y, 0.5, 0.5)
+	} else {
+		a.ctx.DrawImageAnchored(imaging.FlipH(a.mario.images[a.mario.updown]), a.mario.position.X, a.mario.position.Y, 0.5, 0.5)
+	}
+}
+
+// what mario does every frame
+func (a *Animation) updateMarioPosition() {
+	a.mario.position.X += 1 * a.mario.dir.X
+	a.mario.position.Y += 1 * a.mario.dir.Y
+
+	if a.mario.position.Y+a.height > a.ctx.Height() {
+		a.mario.dir.Y = -1
+		a.mario.updown = "marioUp"
+	} else if a.mario.position.Y-a.height < 0 {
+		a.mario.updown = "marioDown"
+		a.mario.dir.Y = 1
+	}
+
+	if a.mario.position.X+a.width > a.ctx.Width() {
+		a.mario.dir.X = -1
+	} else if a.mario.position.X-a.width < 0 {
+		a.mario.dir.X = 1
+	}
+}

board.go

@@ -0,0 +1,71 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"image"
+	"time"
+
+	rgbmatrix "gitea.wagshome.duckdns.org/publicWagsHome/go-rpi-rgb-led-matrix"
+	mqtt "github.com/eclipse/paho.mqtt.golang"
+	"github.com/fogleman/gg"
+)
+
+type Animation struct {
+	ctx       *gg.Context
+	height    int
+	width     int
+	stroke    int
+	mqmsg     chan mqtt.Message
+	msg       string
+	countDown int
+	mario     Mario
+	doorbell  Doorbell
+}
+
+func orchestrator(tk *rgbmatrix.ToolKit, mqMessages chan mqtt.Message) {
+	//Playanimation comes from the toolkit, all it takes is an animation struct
+	tk.PlayAnimation(animate(image.Point{127, 64}, mqMessages))
+}
+
+func animate(sz image.Point, mqMessages chan mqtt.Message) *Animation {
+	return &Animation{
+		ctx:       gg.NewContext(sz.X, sz.Y),
+		height:    8,
+		width:     8,
+		stroke:    8,
+		mqmsg:     mqMessages,
+		countDown: 5000,
+		mario: Mario{
+			images: initialMap(),
+			updown: "marioUp",
+			dir:    image.Point{1, 1},
+		},
+	}
+}
+
+func (a *Animation) useMsg() {
+	var incoming incomingMessage
+	select {
+	case msg := <-a.mqmsg:
+		json.Unmarshal([]byte(string(msg.Payload())), &incoming)
+		fmt.Println(incoming.Type)
+		if incoming.Type == "doorbell" {
+			go a.loadImage(incoming.Type, incoming.Image)
+		} else {
+			a.ctx.DrawString(a.msg, 5, 9)
+		}
+	default:
+	}
+}
+
+func (a *Animation) Next() (image.Image, <-chan time.Time, error) {
+	switch {
+	case a.doorbell != (Doorbell{}):
+		a.animateDoorbell()
+	default:
+		a.animateMario()
+	}
+	a.useMsg()
+	return a.ctx.Image(), time.After(time.Millisecond * 50), nil
+}

go.mod

@@ -1,11 +1,13 @@
 module rgb
 
-go 1.18
+go 1.21.2
+
+toolchain go1.21.6
 
 require (
 	gitea.wagshome.duckdns.org/publicWagsHome/go-rpi-rgb-led-matrix v1.0.0
 	github.com/disintegration/imaging v1.6.2
-	github.com/eclipse/paho.mqtt.golang v1.4.2
+	github.com/eclipse/paho.mqtt.golang v1.5.0
 	github.com/fogleman/gg v1.3.0
 )
 
@@ -13,14 +15,14 @@ require (
 	dmitri.shuralyov.com/gpu/mtl v0.0.0-20221208032759-85de2813cf6b // indirect
 	github.com/go-gl/glfw/v3.3/glfw v0.0.0-20221017161538-93cebf72946b // indirect
 	github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0 // indirect
-	github.com/gorilla/websocket v1.4.2 // indirect
+	github.com/gorilla/websocket v1.5.3 // indirect
 	github.com/jezek/xgb v1.1.0 // indirect
 	golang.org/x/exp/shiny v0.0.0-20231006140011-7918f672742d // indirect
 	golang.org/x/image v0.13.0 // indirect
 	golang.org/x/mobile v0.0.0-20231006135142-2b44d11868fe // indirect
-	golang.org/x/net v0.0.0-20210805182204-aaa1db679c0d // indirect
-	golang.org/x/sync v0.4.0 // indirect
-	golang.org/x/sys v0.13.0 // indirect
+	golang.org/x/net v0.27.0 // indirect
+	golang.org/x/sync v0.7.0 // indirect
+	golang.org/x/sys v0.22.0 // indirect
 )
 
 //replace gitea.wagshome.duckdns.org/publicWagsHome/go-rpi-rgb-led-matrix v0.0.0-20220709235716-bf87ebdb3e55 => /usr/src/app

go.sum

@@ -4,22 +4,24 @@ gitea.wagshome.duckdns.org/publicWagsHome/go-rpi-rgb-led-matrix v1.0.0 h1:My2/df
 gitea.wagshome.duckdns.org/publicWagsHome/go-rpi-rgb-led-matrix v1.0.0/go.mod h1:irNP534nYpVyP1wwMz2O903jJ2Ve6se7LAGi6A8JSnE=
 github.com/disintegration/imaging v1.6.2 h1:w1LecBlG2Lnp8B3jk5zSuNqd7b4DXhcjwek1ei82L+c=
 github.com/disintegration/imaging v1.6.2/go.mod h1:44/5580QXChDfwIclfc/PCwrr44amcmDAg8hxG0Ewe4=
-github.com/eclipse/paho.mqtt.golang v1.4.2 h1:66wOzfUHSSI1zamx7jR6yMEI5EuHnT1G6rNA5PM12m4=
-github.com/eclipse/paho.mqtt.golang v1.4.2/go.mod h1:JGt0RsEwEX+Xa/agj90YJ9d9DH2b7upDZMK9HRbFvCA=
+github.com/eclipse/paho.mqtt.golang v1.5.0 h1:EH+bUVJNgttidWFkLLVKaQPGmkTUfQQqjOsyvMGvD6o=
+github.com/eclipse/paho.mqtt.golang v1.5.0/go.mod h1:du/2qNQVqJf/Sqs4MEL77kR8QTqANF7XU7Fk0aOTAgk=
 github.com/fogleman/gg v1.3.0 h1:/7zJX8F6AaYQc57WQCyN9cAIz+4bCJGO9B+dyW29am8=
 github.com/fogleman/gg v1.3.0/go.mod h1:R/bRT+9gY/C5z7JzPU0zXsXHKM4/ayA+zqcVNZzPa1k=
 github.com/go-gl/glfw/v3.3/glfw v0.0.0-20221017161538-93cebf72946b h1:GgabKamyOYguHqHjSkDACcgoPIz3w0Dis/zJ1wyHHHU=
 github.com/go-gl/glfw/v3.3/glfw v0.0.0-20221017161538-93cebf72946b/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
 github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0 h1:DACJavvAHhabrF08vX0COfcOBJRhZ8lUbR+ZWIs0Y5g=
 github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0/go.mod h1:E/TSTwGwJL78qG/PmXZO1EjYhfJinVAhrmmHX6Z8B9k=
-github.com/gorilla/websocket v1.4.2 h1:+/TMaTYc4QFitKJxsQ7Yye35DkWvkdLcvGKqM+x0Ufc=
-github.com/gorilla/websocket v1.4.2/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
+github.com/gorilla/websocket v1.5.3 h1:saDtZ6Pbx/0u+bgYQ3q96pZgCzfhKXGPqt7kZ72aNNg=
+github.com/gorilla/websocket v1.5.3/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
 github.com/jezek/xgb v1.1.0 h1:wnpxJzP1+rkbGclEkmwpVFQWpuE2PUGNUzP8SbfFobk=
 github.com/jezek/xgb v1.1.0/go.mod h1:nrhwO0FX/enq75I7Y7G8iN1ubpSGZEiA3v9e9GyRFlk=
 github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
+github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
 github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
+github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
 github.com/rogpeppe/go-internal v1.11.0 h1:cWPaGQEPrBb5/AsnsZesgZZ9yb1OQ+GOISoDNXVBh4M=
-golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
+github.com/rogpeppe/go-internal v1.11.0/go.mod h1:ddIwULY96R17DhadqLgMfk9H9tvdUzkipdSkR5nkCZA=
 golang.org/x/exp/shiny v0.0.0-20231006140011-7918f672742d h1:grE48C8cjIY0aiHVmFyYgYxxSARQWBABLXKZfQPrBhY=
 golang.org/x/exp/shiny v0.0.0-20231006140011-7918f672742d/go.mod h1:UH99kUObWAZkDnWqppdQe5ZhPYESUw8I0zVV1uWBR+0=
 golang.org/x/image v0.0.0-20191009234506-e7c1f5e7dbb8/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
@@ -27,15 +29,12 @@ golang.org/x/image v0.13.0 h1:3cge/F/QTkNLauhf2QoE9zp+7sr+ZcL4HnoZmdwg9sg=
 golang.org/x/image v0.13.0/go.mod h1:6mmbMOeV28HuMTgA6OSRkdXKYw/t5W9Uwn2Yv1r3Yxk=
 golang.org/x/mobile v0.0.0-20231006135142-2b44d11868fe h1:lrXv4yHeD9FA8PSJATWowP1QvexpyAPWmPia+Kbzql8=
 golang.org/x/mobile v0.0.0-20231006135142-2b44d11868fe/go.mod h1:BrnXpEObnFxpaT75Jo9hsCazwOWcp7nVIa8NNuH5cuA=
-golang.org/x/net v0.0.0-20200425230154-ff2c4b7c35a0/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
-golang.org/x/net v0.0.0-20210805182204-aaa1db679c0d h1:20cMwl2fHAzkJMEA+8J4JgqBQcQGzbisXo31MIeenXI=
-golang.org/x/net v0.0.0-20210805182204-aaa1db679c0d/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
-golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.4.0 h1:zxkM55ReGkDlKSM+Fu41A+zmbZuaPVbGMzvvdUPznYQ=
-golang.org/x/sync v0.4.0/go.mod h1:FU7BRWz2tNW+3quACPkgCx/L+uEAv1htQ0V83Z9Rj+Y=
-golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
-golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.13.0 h1:Af8nKPmuFypiUBjVoU9V20FiaFXOcuZI21p0ycVYYGE=
-golang.org/x/sys v0.13.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/net v0.27.0 h1:5K3Njcw06/l2y9vpGCSdcxWOYHOUk3dVNGDXN+FvAys=
+golang.org/x/net v0.27.0/go.mod h1:dDi0PyhWNoiUOrAS8uXv/vnScO4wnHQO4mj9fn/RytE=
+golang.org/x/sync v0.7.0 h1:YsImfSBoP9QPYL0xyKJPq0gcaJdG3rInoqxTWbfQu9M=
+golang.org/x/sync v0.7.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
+golang.org/x/sys v0.22.0 h1:RI27ohtqKCnwULzJLqkv897zojh5/DwS/ENaMzUOaWI=
+golang.org/x/sys v0.22.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=

main.go

@@ -1,48 +1,19 @@
 package main
 
 import (
-	"bytes"
-	b64 "encoding/base64"
-	"encoding/json"
 	"flag"
 	"fmt"
-	"image"
-	"image/color"
 	_ "image/jpeg"
 	"log"
 	"os"
 	"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"
 	mqtt "github.com/eclipse/paho.mqtt.golang"
-	"github.com/fogleman/gg"
 )
 
-//  contents of struct mostly don't matter for toolkit.
-type incomingImage struct {
-	Image string `json:"image"`
-}
-
-type Animation struct {
-	ctx      *gg.Context
-	position image.Point
-	dir      image.Point
-	height   int
-	width    int
-	stroke   int
-	image    []image.Image
-	images   map[string]image.Image
-	updown   string
-	mqmsg    chan mqtt.Message
-	msg      string
-
-	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")
@@ -56,160 +27,18 @@ var (
 	led_slowdown_gpio        = flag.Int("led-slowdown-gpio", 1, "GPIO pin slowdown")
 )
 
-//listens on topic for messages
-func listener(mqMessages chan mqtt.Message) {
-	opts := setupMQTT()
-	client := MQTT.NewClient(opts)
-	topic := "home/rgbboard"
-	if token := client.Connect(); token.Wait() && token.Error() != nil {
-		log.Println(fmt.Sprintf("failed to connect to mq: %s", token.Error().Error()))
-		panic(token.Error())
-	}
-	log.Println("connected")
-	client.Subscribe(topic, 0, func(client mqtt.Client, msg mqtt.Message) {
-		log.Println("Receiving ", string(msg.Payload()), " on topic: ", msg.Topic())
-		mqMessages <- msg
-	})
-}
-
-//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
-func onConnectionLostHandler(c MQTT.Client, reason error) {
-	log.Fatalf(reason.Error())
-}
-
-//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")))
-	opts.SetUsername(os.Getenv("MQTTUSER"))
-	opts.SetPassword(os.Getenv("MQTTPASSWORD"))
-	opts.SetClientID("rgbboard")
-	opts.SetAutoReconnect(true)
-	opts.SetConnectionLostHandler(onConnectionLostHandler)
-
-	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
-func NewAnimation(sz image.Point, mqMessages chan mqtt.Message) *Animation {
-	imageMap := make(map[string]image.Image)
-	reader, err := os.Open("marioUp.png")
-	if err != nil {
-		log.Fatal(err)
-	}
-	rawMario, _, err := image.Decode(reader)
-
-	//marioUp := imaging.FlipH(imaging.Resize(rawMario, 16, 16, imaging.Lanczos))
-	marioUp := imaging.Resize(rawMario, 16, 16, imaging.Lanczos)
-	imageMap["marioUp"] = marioUp
-	reader, err = os.Open("marioDown.png")
-	if err != nil {
-		log.Fatal(err)
-	}
-	rawMario, _, err = image.Decode(reader)
-	//marioDown := imaging.FlipH(imaging.Resize(rawMario, 16, 16, imaging.Lanczos))
-	marioDown := imaging.Resize(rawMario, 16, 16, imaging.Lanczos)
-	imageMap["marioDown"] = marioDown
-	imageSlice := []image.Image{marioUp, marioDown}
-	return &Animation{
-		ctx:       gg.NewContext(sz.X, sz.Y),
-		dir:       image.Point{1, 1},
-		height:    8,
-		width:     8,
-		stroke:    8,
-		image:     imageSlice,
-		images:    imageMap,
-		updown:    "marioUp",
-		mqmsg:     mqMessages,
-		countDown: 5000,
-	}
-}
-
-func appendImage(img string, a *Animation) {
-	baseImage, _ := b64.StdEncoding.DecodeString(img)
-	bigImage, _, _ := image.Decode(bytes.NewReader(baseImage))
-	a.images["doorbell"] = imaging.Resize(bigImage, 64, 64, imaging.Lanczos)
-}
-
-// what happens each frame, at an interval of 50 milliseconds
-func (a *Animation) Next() (image.Image, <-chan time.Time, error) {
-	incoming := incomingImage{}
-	a.animateMario()
-	if a.images["doorbell"] != nil {
-		if a.countDown > 0 {
-			a.ctx.DrawImageAnchored(a.image[2], 0, 0, 0, 0)
-			a.countDown -= 50
-		} else {
-			//a.image = a.image[:len(a.image)-1]
-			delete(a.images, "doorbell")
-			a.countDown = 5000
-		}
-	}
-	a.ctx.SetColor(color.White)
-	select {
-	case msg := <-a.mqmsg:
-		json.Unmarshal([]byte(string(msg.Payload())), &incoming)
-		if incoming.Image == "" {
-			a.msg = string(msg.Payload())
-			a.ctx.DrawString(a.msg, 5, 9)
-		} else {
-			go appendImage(incoming.Image, a)
-		}
-	default:
-	}
-	return a.ctx.Image(), time.After(time.Millisecond * 50), nil
-}
-
-func (a *Animation) animateMario() {
-	defer a.updateMarioPosition()
-	a.ctx.SetColor(color.Black)
-	a.ctx.Clear()
-	if a.dir.X == 1 {
-		a.ctx.DrawImageAnchored(a.images[a.updown], a.position.X, a.position.Y, 0.5, 0.5)
-	} else {
-		a.ctx.DrawImageAnchored(imaging.FlipH(a.images[a.updown]), a.position.X, a.position.Y, 0.5, 0.5)
-	}
-}
-
-//what mario does every frame
-func (a *Animation) updateMarioPosition() {
-	a.position.X += 1 * a.dir.X
-	a.position.Y += 1 * a.dir.Y
-
-	if a.position.Y+a.height > a.ctx.Height() {
-		a.dir.Y = -1
-		a.updown = "marioUp"
-	} else if a.position.Y-a.height < 0 {
-		a.updown = "marioDown"
-		a.dir.Y = 1
-	}
-
-	if a.position.X+a.width > a.ctx.Width() {
-		a.dir.X = -1
-	} else if a.position.X-a.width < 0 {
-		a.dir.X = 1
-	}
-}
-
 func main() {
 	config := &rgbmatrix.DefaultConfig
 	config.Rows = *rows
@@ -233,7 +62,7 @@ func main() {
 	tk := rgbmatrix.NewToolKit(m)
 	defer tk.Close()
 	log.Println("making animator")
-	go animator(tk, mqMessages)
+	go orchestrator(tk, mqMessages)
 	log.Println("I guess I'm at the end")
 	sigs := make(chan os.Signal, 1)
 	signal.Notify(sigs, syscall.SIGINT, syscall.SIGTERM)

mqttcoms.go

@@ -0,0 +1,50 @@
+package main
+
+import (
+	"fmt"
+	"log"
+	"os"
+
+	MQTT "github.com/eclipse/paho.mqtt.golang"
+	mqtt "github.com/eclipse/paho.mqtt.golang"
+)
+
+// contents of struct mostly don't matter for toolkit.
+type incomingMessage struct {
+	Type  string `json:"type"`
+	Image string `json:"image"`
+}
+
+// listens on topic for messages
+func listener(mqMessages chan mqtt.Message) {
+	opts := setupMQTT()
+	client := MQTT.NewClient(opts)
+	topic := "home/rgbboard"
+	if token := client.Connect(); token.Wait() && token.Error() != nil {
+		log.Println(fmt.Sprintf("failed to connect to mq: %s", token.Error().Error()))
+		panic(token.Error())
+	}
+	log.Println("connected")
+	client.Subscribe(topic, 0, func(client mqtt.Client, msg mqtt.Message) {
+		log.Println("Receiving ", string(msg.Payload()), " on topic: ", msg.Topic())
+		mqMessages <- msg
+	})
+}
+
+// connection lost management
+func onConnectionLostHandler(c MQTT.Client, reason error) {
+	log.Fatalf(reason.Error())
+}
+
+// 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")))
+	opts.SetUsername(os.Getenv("MQTTUSER"))
+	opts.SetPassword(os.Getenv("MQTTPASSWORD"))
+	opts.SetClientID("rgbboard")
+	opts.SetAutoReconnect(true)
+	opts.SetConnectionLostHandler(onConnectionLostHandler)
+
+	return opts
+}