Move things to different packages

tools/tools.go

@@ -0,0 +1,29 @@
+// Package tools provides some helper functions to assist with
+// creating Stream Deck plugins
+package tools
+
+import (
+	"bytes"
+	"encoding/base64"
+	"image"
+	"image/png"
+)
+
+// Turns an image.Image into a string suitable for delivering
+// via an events.ESSetImage struct
+func ImageToPayload(i image.Image) string {
+
+	out := bytes.Buffer{}
+	b64 := base64.NewEncoder(base64.RawStdEncoding, &out)
+	err := png.Encode(b64, i)
+	if err != nil {
+		panic(err)
+	}
+	return "data:image/png;base64," + out.String()
+}
+
+// SVGToPayload create the string necessary to send an SVG
+// via a ESSetImage struct
+func SVGToPayload(context string, svg string) string {
+	return "data:image/svg+xml;charset=utf8," + svg
+}