Migrate profile icons from fields to list of icons

profile/icon.go

@@ -0,0 +1,52 @@
+package profile
+
+import (
+	"strings"
+
+	"golang.org/x/exp/slices"
+)
+
+// Icon describes an icon.
+type Icon struct {
+	Type  IconType
+	Value string
+}
+
+// IconType describes the type of an Icon.
+type IconType string
+
+// Supported icon types.
+const (
+	IconTypeFile     IconType = "path"
+	IconTypeDatabase IconType = "database"
+	IconTypeBlob     IconType = "blob"
+)
+
+func (t IconType) sortOrder() int {
+	switch t {
+	case IconTypeFile:
+		return 1
+	case IconTypeDatabase:
+		return 2
+	case IconTypeBlob:
+		return 3
+	default:
+		return 100
+	}
+}
+
+func sortIcons(icons []Icon) {
+	slices.SortFunc[[]Icon, Icon](icons, func(a, b Icon) int {
+		aOrder := a.Type.sortOrder()
+		bOrder := b.Type.sortOrder()
+
+		switch {
+		case aOrder != bOrder:
+			return aOrder - bOrder
+		case a.Value != b.Value:
+			return strings.Compare(a.Value, b.Value)
+		default:
+			return 0
+		}
+	})
+}