implement class logo

pkg/classgrpc/class.go

@@ -0,0 +1,45 @@
+package classgrpc
+
+import (
+	"context"
+	"strings"
+
+	figure "github.com/common-nighthawk/go-figure"
+
+	class "gitea.libretechconsulting.com/rmcguire/class-server/api/class/v1alpha1"
+)
+
+type ClassService struct {
+	class.UnimplementedClassServiceServer
+	ctx context.Context
+}
+
+var DefaultFont = class.Font_FONT_BARBWIRE
+
+func (s *ClassService) GetClassLogo(ctx context.Context, req *class.GetClassLogoRequest) (*class.GetClassLogoResponse, error) {
+	if req.GetFont() == class.Font_FONT_UNSPECIFIED {
+		req.Font = DefaultFont
+	}
+
+	f := figure.NewFigure("Indiana Tech", getFontString(req.GetFont()), false)
+
+	resp := &class.GetClassLogoResponse{
+		LogoBytes: []byte(f.String()),
+	}
+
+	if req.GetIncludeString() {
+		resp.LogoString = f.String()
+	}
+
+	return resp, nil
+}
+
+func getFontString(font class.Font) string {
+	return strings.ToLower(strings.ReplaceAll(font.String(), "FONT_", ""))
+}
+
+func New(ctx context.Context) *ClassService {
+	return &ClassService{
+		ctx: ctx,
+	}
+}