Improved role selection

core/configuration.go

@@ -39,8 +39,9 @@ type StatusPortal struct {
 }
 
 type RoleSelectionConfig struct {
-	Title       string `yaml:"title"`
-	Description string `yaml:"description"`
+	Title              string  `yaml:"title"`
+	Description        string  `yaml:"description"`
+	GenerateColorEmoji Feature `yaml:"generate_color_emoji"`
 
 	SelectionChannel string       `yaml:"discord_channel"`
 	Roles            []RoleConfig `yaml:"roles"`

core/image.go

@@ -0,0 +1,33 @@
+package core
+
+import (
+	"bytes"
+	"encoding/base64"
+	"fmt"
+	"image"
+	"image/color"
+	"image/draw"
+	"image/jpeg"
+	"log"
+)
+
+func ImageToBase64(img image.Image) string {
+	data := &bytes.Buffer{}
+	if err := jpeg.Encode(data, img, nil); err != nil {
+		log.Println("Error encoding avatar: ", err)
+		return ""
+	}
+
+	return fmt.Sprintf("data:image/png;base64,%s", base64.StdEncoding.EncodeToString(data.Bytes()))
+}
+
+// ColorToImage creates a 16x16 image filled with the specified color.
+func ColorToImage(c color.Color) image.Image {
+	// Create a new rectangle with the desired dimensions.
+	rect := image.Rect(0, 0, 16, 16)
+	// Create a new RGBA image with the specified rectangle.
+	img := image.NewRGBA(rect)
+	// Use the draw.Draw function to fill the image with the specified color.
+	draw.Draw(img, img.Bounds(), &image.Uniform{C: c}, image.Point{}, draw.Src)
+	return img
+}